Ton van Raan

Emeritus hoogleraar Kwantitatieve wetenschapsstudies

Naam: Prof.dr. A.F.J. van Raan
Telefoon: +31 71 527 2727
E-mail: vanraan@cwts.leidenuniv.nl
ORCID iD: 0000-0001-8980-5937

Zie profiel Ton van Raan (in English).

Emeritus hoogleraar Kwantitatieve wetenschapsstudies

Faculteit der Sociale Wetenschappen
CWTS

Werkadres

Pieter de la Court
Wassenaarseweg 52
2333 AK Leiden

Contact

Tordoir Pieter P. van Raan Anthony F. J. Poorthuis Ate (2023), Effects of municipal boundaries measured by combining urban scaling and spatial interaction, Journal of The Royal Society Interface 20: 20220775.
van Raan Anthony F. J. (2022), German cities with universities: Socioeconomic position and university performance, Quantitative Science Studies 3(1): 265-288.
Raan A.F.J. van (2021), Laudation on the occasion of the presentation of the Derek de Solla Price Award 2021 to Prof. Ludo Waltman at the ISSI conference, Leuven, 2021, Scientometrics 126(10): 8235-8238. artikel in een tijdschrift
van Raan Anthony F. J. (2021), Laudation on the occasion of the presentation of the Derek de Solla Price Award 2021 to Prof. Ludo Waltman at the ISSI conference, Leuven, 2021, Scientometrics 126(10): 8235-8238.
van Raan Anthony F. J. (2021), Sleeping beauties gain impact in overdrive mode, Scientometrics 126(5): 4311-4332.
van Raan A.F.J. (2021), Coevolution of Field and Institute: The Institutionalization of Bibliometric Research Illustrated by the Emergence and Flourishing of the CWTS. In: Ball R. (red.), Handbook Bibliometrics. Berlin: De Gruyter Saur.
van Raan A.F.J. (2020), Urban scaling, geography, centrality: Relation with local government structures, PLoS ONE 15(9): e0238418.
van Raan A.F.J. & Winnink J.J. (2019), The occurrence of ‘Sleeping Beauty’ publications in medical research: Their scientific impact and technological relevance. , PLoS} {ONE 14(10): e0223373.
van Raan A.F.J. (2019), Measuring Science: Basic Principles and Application of Advanced Bibliometrics. In: Glänzel W., Moed H.F., Schmoch U. & Thelwall M. (red.), Springer Handbook of Science and Technology Indicators. Heidelberg: Springer-Verlag.
Winnink J.J., Tijssen R.J.W. & Van Raan A.F.J. (2019), Searching for new breakthroughs in science: How effective are computerised detection algorithms?, Technological Forecasting and Social Change 146: 673-686.
Van Raan A.F.J. & Winnink J.J. (2018), Do younger Sleeping Beauties prefer a technological prince?, Scientometrics 114(2): 701-717.
Van Raan A.F.J. (2017) Book review: Theories of Informetrics and Scholarly Communication. Bespreking van: Sugimoto C.R., Theories of Informetrics and Scholarly Communication. Journal of the Association for Information Science and Technology 68(9): 2275-2283.
Van Raan A.F.J. (2017), Sleeping beauties cited in patents: is there also a dormitory of inventions?, Scientometrics 110(3): 1123-1156.
Van Raan A.F.J. (2017), Patent Citation Analysis and Its Value in Research Evaluation: A Review and A New Approach to Map Technology-Relevant Research, Journal of Data and Information Science 2(1): 13-50.
Winnink J.J., Tijssen R.J.W. & Van Raan A.F.J. (2016), Breakout discoveries in science: What do they have in common?, Proceedings of the 21th International Conference on Science and Technology Indicators. 21st International Conference in Science & Technology Indicators (STI) 13 september 2016 - 16 september 2016 1069-1076.
Winnink J.J., Tijssen R.J.W. & Van Raan A.F.J. (2016), Theory-changing breakthroughs in science: the impact of research teamwork on scientific discoveries, Journal of the Association for Information Science and Technology (JASIST) 67(5): 1210-1223.
Raan A.F.J. van, Van der Meulen G. & Goedhart W. (2016), Urban Scaling of Cities in the Netherlands, PLoS ONE 11(1): e0146775.
Van Raan A.F.J. (2015), Dormitory of Physical and Engineering Sciences: Sleeping Beauties May Be Sleeping Innovations, PLoS ONE 10(10): e0139786.
Hinze S., Van Raan A.F.J. & Reale E. (2015), Introduction to the special section devoted to the 18th International Conference on Science and Technology Indicators 'Translational Twists and Turns: Science as a Socio-Economic Endeavor'. Berlin, Germany, September 4-6 2013, Research Evaluation 24(1): 1-3.
Van Raan A.F.J. (2014), Advances in bibliometric analysis: Research performance assessment and science mapping . In: Blockmans W., Engwall L. & Weaire D. (red.), Bibliometrics: Use and Abuse in the Review of Research Performance nr. Wenner-Gren International Series Vol. 87. London: Portland Press Ltd.. 17-28.
Costas R., Leeuwen T.N. van & Raan A.F.J. van (2014), Erratum to "Effects of the durability of scientific literature at the group level: Case study of chemistry research groups in the Netherlands" [Res. Policy 42 (4) (2013) 886-894], Research Policy 43(8): 1468-1468.
Waltman L.R., Van Raan A.F.J. & Smart S. (2014), Exploring the relationship between the engineering and physical sciences and the health and life sciences by advanced bibliometric methods, PLoS ONE 9(10): e111530.
Costas Comesana R., Leeuwen T.N. van & Raan A.F.J.van (2013), Effects of the durability of scientific literature at the group level: case study of chemistry research groups in the Netherlands, Research Policy 42(4): 886-894.
Buter R.K. & Van Raan A.F.J. (2013), Identification and analysis of the highly cited knowledge base of sustainability science, Sustainability Science 8(2): 253-267.
Van Eck N.J., Waltman L., Van Raan A.F.J., Klautz R.J.M. & Peul W.C. (2013), Citation analysis may severely underestimate the impact of clinical research as compared to basic research, PLoS ONE 8(4): e62395.
Van Raan A.F.J. (2013), Bibliometrische methoden bij evaluatie en observatie van wetenschappelijke ontwikkelingen. In: Trier G.M. van, Evers P.M., Sieverts E. & Koren M. (red.), Handboek Informatiewetenschap voor bibliotheek en archief. Alphen aan de Rijn: Vakmedianet. 1-45.
Van Raan A.F.J. (2013), Citations, h-index, journal impact and rankings: Not all sorrow and misery. A short history of measuring science. . In: Holsteyn J. van, Mom R., Smit I., Tromp H. & Wolters G. (red.), Perspectives on the Past: 50 years of FSW.. Utrecht: Biblioscope. 86-103.
Van Raan A.F.J. (2013), Universities scale like cities, PLoS ONE 8(3): e59384.
Waltman L.R., Calero-Medina C.M., Kosten J., Noyons E.C.M., Tijssen R.J.W., Van Eck N.J.P., Leeuwen T.N. van, Raan A.F.J. van, Visser M.S. & Wouters P. (2012), The Leiden Ranking 2011/2012: Data collection, indicators, and interpretation, Journal of the American Society for Information Science and Technology 63(12): 2419-2432.
Van Eck N.J.P., Waltman L.R., Raan A.F.J. van, Klautz R.J.M. & Peul W.C. (2012), Citation analysis may severely underestimate the impact of clinical research as compared to basic research: Centre for Science and Technology Studies, Leiden University.
Raan A.F.J. van (2012), Properties of journal impact in relation to bibliometric research group performance indicators, Scientometrics 92(2): 457-469.
Waltman L., Calero-Medina C.M., Kosten J., Noyons E.C.M., Tijssen R.J.W., Van Eck N.J., Van Leeuwen T.N., Van Raan A.F.J., Visser M.S. & Wouters P.F. (2012), The Leiden Ranking 2011/2012: Data collection, indicators, and interpretation, Proceedings of the 17th International Conference on Science and Technology Indicators. 791-802.
Waltman L.R., Calero Medina C.M., Kosten J., Noyons E.C.M., Tijssen R.J.W., Van Eck N.J.P., Leeuwen T.N. van, Raan A.F.J. van, Visser M.S. & Wouters P. (2012), The Leiden Ranking 2011/2012: Data collection, indicators, and interpretation: Centre for Science and Technology Studies, Leiden University.
Waltman L.R., Van Eck N.J.P. & Raan A.F.J. van (2012), Universality of citation distributions revisited, Journal of the American Society for Information Science and Technology 63(1): 72-77.
Costas R., Leeuwen T.N. van & Raan A.F.J. van (2011), The "Mendel syndrome" in science: durability of scientific literature and its effects on bibliometric analysis of individual scientists, Scientometrics 89(1): 177-205.
Waltman L., van Eck N.J., van Leeuwen T.N., Visser M.S. & van Raan A.F.J. (2011), On the correlation between bibliometric indicators and peer review: reply to Opthof and Leydesdorff, Scientometrics 88: 1017-1022.
van Raan A. F. J. & van Leeuwen T. N. Visser M. S. (2011), Severe language effect in university rankings: particularly Germany and France are wronged in citation-based rankings, Scientometrics 88: 495-498.
Buter R.K., Noyons E.C.M. & Raan A.F.J. van (2011), Searching for converging research using field to field citations, Scientometrics 86(2): 325-338.
van Raan A.F.J., van Leeuwen T.N. & Visser M.S. (2011), Non-English papers decrease rankings, Nature 469: 34-34.
Buter R.K. & Raan A.F.J. van (2011), Non-alphanumeric characters in titles of scientific publications: an analysis of their occurrence and correlation with citation impact, Journal of Informetrics 5(4): 608-617.
Raan A.F.J. van, Leeuwen T.N. van & Visser M.S. (2011), Non-English papers decrease rankings, 469(7328): 34.
Waltman L.R., Van Eck N.J.P., Leeuwen T.N. van, Visser M.S. & Raan A.F.J. van (2011), On the correlation between bibliometric indicators and peer review: Reply to Opthof and Leydesdorff, Scientometrics 88(3): 1017-1022.
Raan A.F.J. van, Leeuwen T.N. van & Visser M.S. (2011), Severe language effect in university rankings: particularly Germany and France are wronged in citation-based rankings, Scientometrics 88(2): 495-498.
Costas R., Leeuwen T.N. van & Raan A.F.J. van (2011), The “Mendel syndrome” in science: durability of scientific literature and its effects on bibliometric analysis of individual scientists: Centre for Science and Technology Studies, Leiden University.
Waltman L.R., Van Eck N.J.P., Leeuwen T.N. van, Visser M.S. & Raan A.F.J. van (2011), Towards a new crown indicator: An empirical analysis, Scientometrics 87(3): 467-481.
Waltman L.R., Van Eck N.J.P., Leeuwen T.N. van, Visser M.S. & Raan A.F.J. van (2011), Towards a new crown indicator: Some theoretical considerations, Journal of Informetrics 5(1): 37-47.
Waltman L.R., Van Eck N.J.P. & Raan A.F.J. van (2011), Universality of citation distributions revisited: Centre for Science and Technology Studies, Leiden University.
Van Raan T. (2010) The publish or perish book: A guide to effective and responsible citation analysis. Bespreking van: Harzing A.W., The publish or perish book: A guide to effective and responsible citation analysis 468(7325): 763-763.
Buter R.K., Noyons E.C.M. & van Raan A.F.J. (2010), Searching for converging research using field to field citations, Scientometrics 86: 325-338.
Buter R.K., Noyons E.C.M. & Raan A.F.J. van (2010), Identification of converging research areas using publication and citation data, Research Evaluation 19(1): 19-27.
Costas Comesana R., Leeuwen T.N. van & Raan A.F.J. van (2010), Is scientific literature subject to a 'sell-by-date'? : A general methodology to analyze the 'durability' of scientific documents, Journal of the American Society for Information Science and Technology 61(2): 329-339.
Nederhof Anton J., Leeuwen T.N. van & Raan A.F.J. van (2010), Highly cited non-journal publications in political science, economics and psychology: a first exploration, Scientometrics 83(2): 363-374.
Raan A.F.J. van (2010) Measures for measure. Bespreking van: (2010), The Publish or Perish Book: A Guide to Effective and Responsible Citation Analysis: Tarma Software Research 468: 763.
Raan A.F.J. van, Leeuwen T.N. van, Visser M.S., Van Eck N.J.P. & Waltman L.R. (2010), Rivals for the crown: Reply to Opthof and Leydesdorff, Journal of Informetrics 4(3): 431-435.
Raan A.F.J. van, Leeuwen T.N. van, Visser M.S., Van Eck N.J.P. & Waltman L.R. (2010), Rivals for the crown: Reply to Opthof and Leydesdorff. Leiden: SW Centrum Wetensch. & Techn. Studies (CWTS).
Raan A.F.J. van (2010), The social sciences and the ranking of universities. In: Caillods F. (red.), World Social Science Report Knowledge Divides. Paris: UNESCO. 237-238.
Waltman L.R., Eck N.J.P. van, Leeuwen T.N. van, Visser M.S. & Raan A.F.J. van (2010), Towards a new crown indicator: An empirical analysis. Leiden: SW Centrum Wetensch. & Techn. Studies (CWTS).
Waltman L.R., Eck N.J.P. van, Leeuwen T.N. van, Visser M.S. & Raan A.F.J. van (2010), Towards a new crown indicator: Some theoretical considerations. Leiden: SW Centrum Wetensch. & Techn. Studies (CWTS).
Costas Comesana R., Leeuwen T.N. van & Raan A.F.J. van (2009), Development of a general methodology for the analysis of the "durability" of scientific documents. Larsen B. & Leta J. (red.), Proceedings of the 12th international conference on scientometrics and informetrics. ISSI 2009 nr. 2. Rio de Janeiro: BIREME/PAHO/WHO/Federal University of Rio de Janeiro . 918-919.
Costas Comesana R., Bordons M., Leeuwen T.N. van & Raan A.F.J. van (2009), Scaling rules in the science system: influence of field-specific citation characteristics on the impact of individual researchers, Journal of the American Society for Information Science and Technology 60(4): 740-753.
Raan A.F.J. van, Leeuwen T.N. van & Calero Medina C.M. (2009), Performance of European Science: Research Networks and Profiles of EU Countries in a Global Perspective. In: Delanghe H., Muldur U. & Soete L. (red.), European Science and Technology Policy:Towards Integration or Fragmentation?. Cheltenham (UK): Edward Elgar Publishing. 256-290.
Raan A.F.J. van (12 december 2008), The scope of bibliometric approaches in foresight studies. IFQ Jahrestagung. [lezing].
Raan A.F.J. van (8 december 2008), Research assessment in international perspective by bibliometric methods. Danish National Research Foundation. [lezing].
Raan A.F.J. van (27 november 2008), Bibliometrische analyse van onderzoeksprestaties: Wat doen we er mee?. LUMC Najaarsconferentie. Wassenaar. [lezing].
Raan A.F.J. van (11 november 2008), Assessment of academic research performance with bibliometric methods. University of Aarhus. Aarhus. [lezing].
Raan A.F.J. van (5 november 2008), Meting van wetenschappelijke prestaties. Radboud Universiteit, Nijmegen. Nijmegen. [lezing].
Raan A.F.J. van (23 oktober 2008), The Leiden ranking: Bibliometric analyses of academic research. Dag van de Onderzoeker. Brussel. [lezing].
Raan A.F.J. van (12 oktober 2008), Measuring research performance in the social sciences and the humanities;. Amsterdam World Book Capital 2008 Conference Dodo or Dog. Amsterdam. [lezing].
Raan A.F.J. van (2 oktober 2008), Trombose en hemostase: Nederlandse onderzoeksprestaties in internationaal perspectief. Nederlandse Vereniging voor Trombose en Hemostase (NVTH). Den Haag. [lezing].
Raan A.F.J. van (18 september 2008), Measuring Science. 10th International Conference on Science and Technology Indicators. [lezing].
Raan A.F.J. van (17 september 2008), Measuring Quality and Impact of the Social Sciences Concepts, Opportunities and Drawbacks. Pre-Conference of the 10th International Conference on Science and Technology Indicators. Vienna. [lezing].
Raan A.F.J. van (4 september 2008), Evaluation of Scientific Research by Advanced Quantitative Methods. 2nd European Conference on Scientific Publishing in Biomedicine and Medicine. Oslo. [lezing].
Raan A.F.J. van (15 juni 2008), Working visit. Working visit with State Secretary Prof. Frieder Meyer-Krahmer. Bundesministerium für Forschung und Technologie (BMBF). Bonn. [lezing].
Raan A.F.J. van (13 juni 2008), Working visit. HEFCE. Bristol. [lezing].
Raan A.F.J. van (5 juni 2008), Size, rankings and bibliometrics. OECD/Nordic Universities Association Conference. Reykjavik. [lezing].
Raan A.F.J. van (29 mei 2008), Bibliometric analysis of research quality. University of St. Andrews. [lezing].
Raan A.F.J. van (21 mei 2008), Measuring Science: Assessment of Research Performance and Monitoring of Scientific Developments. Workshop Citation Cultures, National Research School WTMC. Ravenstein. [lezing].
Raan A.F.J. van (16 mei 2008), Assessment of academic research performance with bibliometric methods. VU University Amsterdam. Amsterdam. [lezing].
Raan A.F.J. van (15 mei 2008), Assessment of academic research performance with bibliometric methods. University of Amsterdam, AMC. Amsterdam. [lezing].
Raan A.F.J. van (8 mei 2008), Meting van wetenschappelijke prestaties. Utrecht University. Utrecht. [lezing].
Raan A.F.J. van (29 april 2008), Principles of advanced bibliometric methods to assess academic research performance. King’s College London. London. [lezing].
Raan A.F.J. van (7 april 2008), Meting van wetenschappelijke prestaties in de sociale wetenschappen. Tilburg University. Tilburg. [lezing].
Raan A.F.J. van (31 maart 2008), Meting van wetenschappelijke prestaties in de technische wetenschappen. Technische Universiteit Delft. Delft. [lezing].
Raan A.F.J. van (28 maart 2008), For Your Ranking Only?. International Research Universities Network (IRUN). Barcelona. [lezing].
Raan A.F.J. van (26 maart 2008), Measuring Academic Research Performance with Advanced Bibliometric Methods, particularly in the Social Sciences. Rotterdam School of Management, ERIM Workshop. Rotterdam. [lezing].
Raan A.F.J. van (18 maart 2008), Measuring Academic Research Performance with Advanced Bibliometric Methods. University of East Anglia, Norwich. Norwich. [lezing].
Raan A.F.J. van (2 maart 2008), Measuring Academic Research Performance with Advanced Bibliometric Methods, results of the UNL study. Universidade Nova de Lisboa. Lisboa. [lezing].
Raan A.F.J. van (25 februari 2008), Bibliometrie als Instrument der Forschungsevaluation und Wissenschaftskartografie. Deutsche Physikalische Gemeinschaft Tagung 2008. Berlin. [lezing].
Raan A.F.J. van (19 februari 2008), Evaluation of Academic Research with Advanced Bibliometric Methods, results of the Uppsala study. Uppsala University. Uppsala. [lezing].
Raan A.F.J. van (31 januari 2008), Measuring Academic Research Performance with Advanced Bibliometric Methods. University of Southampton. Southampton. [lezing].
Raan A.F.J. van (28 januari 2008), A brief guide to bibliometrics. HEFCE Consultation Event Research Excellence Framework. Edinburgh. [lezing].
Raan A.F.J. van (10 januari 2008), Working visit University London. working visit. London. [lezing].
Raan A.F.J. van (9 januari 2008), A brief guide to bibliometrics. HEFCE Consultation Event Research Excellence Framework. London. [lezing].
Raan A.F.J. van (2008), Bibliometric statistical properties of the 100 largest European research universities: Prevalent scaling rules in the science system, Journal of the American Society for Information Science and Technology 59(3): 461-475.
Raan A.F.J. van (2008), Self-citation as an impact-reinforcing mechanism in the science system, Journal of the American Society for Information Science and Technology 59(10): 1631-1643.
Raan A.F.J. van (12 december 2007), The Leiden Ranking, Lessons from Bibliometrics. Symposium on Ranking of Universities. Bruxelles. [lezing].
Raan A.F.J. van (7 december 2007), Framework for the assessment and funding of UK research. HEFCE. London. [lezing].
Raan A.F.J. van (27 november 2007), Development and application of bibliometric techniques. Workshop on the Assessment of research. [lezing].
Raan A.F.J. van (26 november 2007), Application of bibliometric methods in the evaluation of academic research. University of Kent, Canterbury. Canterbury. [lezing].
Raan A.F.J. van (15 november 2007), Rankings are for ever. Seminar Universiteitsraad, Universiteit Groningen. Groningen. [lezing].
Raan A.F.J. van (28 oktober 2007), Measuring Science. International Workshop on Innovation and Performance Measurement. Beijing. [lezing].
Raan A.F.J. van (26 oktober 2007), Advanced bibliometric methods in the evaluation of research in universities. Evaluation Centre, Institute of Policy and Management, Chinese Academy of Sciences, Beijing. Beijing. [lezing].
Raan A.F.J. van (26 oktober 2007), Making Science Maps with Bibliometric Data. Evaluation Centre, Institute of Policy and Management, Chinese Academy of Sciences, Beijing. Beijing. [lezing].
Raan A.F.J. van (13 oktober 2007), Bibliometrie en rankings. Rektorenconferentie Universiteit Utrecht. Utrecht. [lezing].
Raan A.F.J. van (20 september 2007), Scoping study on the use of bibliometric analysis to measure the quality of research in UK higher education institutions. HEFCE Board. London. [lezing].
Raan A.F.J. van (2 augustus 2007), Scoping study on the use of bibliometric analysis to measure the quality of research in UK higher education institutions. HEFCE Workshop, London. London. [lezing].
Raan A.F.J. van (13 juli 2007), Scoping study on the use of bibliometric analysis to measure the quality of research in UK higher education institutions. HEFCE, London. London. [lezing].
Raan A.F.J. van (9 juli 2007), Scoping study on the use of bibliometric analysis to measure the quality of research in UK higher education institutions. International HEFCE Seminar. Leiden. [lezing].
Raan A.F.J. van (6 juni 2007), Bibliometric analysis to measure the quality of UK research. HEFCE Board, London. London. [lezing].
Raan A.F.J. van (21 maart 2007), Bibliometric analysis for research performance assessment. HEFCE, Bristol. Bristol. [lezing].
Raan A.F.J. van (2 februari 2007), The Ranking is Not Enough. Lessons from new bibliometric studies. International Ranking Symposium, Leiden. Leiden. [lezing].
Raan A.F.J. van (2007), Bibliometric statistical properties of the 100 largest European universities: prevalent scaling rules in the science system. Ithaca: Cornell University arXiv.org Open Access Archive.
Raan A.F.J. van (2007), Functie bij : Board of the Foundation Lucas van Leyden. [overig].
Raan A.F.J. van (2007), Functie bij : European Assoc. of the Study of Science and Technology (EASST). [overig].
Raan A.F.J. van (2007), Functie bij : international journal Research Evaluation (Beech-Tree Publishing, UK). [overig].
Raan A.F.J. van (2007), Functie bij : international journal Scientometrics (Kluwer, NL). [overig].
Raan A.F.J. van (2007), Functie bij : International Society for Scientometrics and Informetrics (ISSI). [overig].
Raan A.F.J. van (2007), Functie bij : Leiden University Professors Club (HOLEC). [overig].
Raan A.F.J. van (2007), Functie bij : Netherlands Physics Society (NNV). [overig].
Raan A.F.J. van (2007), Functie bij : Netherlands Royal Society for Astronomy and Meteorology (NVWS). [overig].
Raan A.F.J. van (2007), Functie bij : Society for Social Studies of Science (4S). [overig].
Raan A.F.J. van (2007), Scaling rules in the science system: influence of field specific citation characteristics on the impact of research groups. Ithaca: Cornell Univerity arXiv.org Open Access Archive.
Raan A.F.J. van (12 december 2006), Ingredients of highlights during 20 years Elsevier-CWTS collaboration. 20 years Elsevier-CWTS collaboration. Leiden. [lezing].
Raan A.F.J. van (12 december 2006), The Ranking Hype. 20 years Elsevier-CWTS collaboration. Leiden. [lezing].
Raan A.F.J. van (28 november 2006), Rankings Are For Ever. Workshop on Ranking of Universities. Bern. [lezing].
Raan A.F.J. van (27 november 2006), Measuring science: Evaluation of the research output of universities. University of Aarhus. Aarhus. [lezing].
Raan A.F.J. van (15 november 2006), Evaluation of the output and impact of universities. !st PRIME-ENIP Conference. Lugano. [lezing].
Raan A.F.J. van (2 oktober 2006), Evaluation of academic performance by advanced bibliometric methods. Uppsala University. Uppsala. [lezing].
Raan A.F.J. van (7 september 2006), Field-specific citation density and research group impact: Size-dependent cumulative advantage and performance-related statistical phenomena in bibliometric analysis. Ninth Science and Technology Indicators Conference. Leuven. [lezing].
Raan A.F.J. van (30 juni 2006), Evaluation of Academic Performance by Advanced Bibliometric Methods. Workshop ‘Evaluating Academic Performance: Mission Impossible?’. Crans-Montana. [lezing].
Raan A.F.J. van (27 juni 2006), Het in kaart brengen van mogelijkheden tot valorisatie van wetenschappelijke kennis. Congres ‘Effectieve organisatie van innovatie’. Den Haag. [lezing].
Raan A.F.J. van (22 juni 2006), Stad en regio: positie van Leiden als kenniscentrum in de Europese top: behoud en versterking heeft bestuurlijke consequenties. Regiocongres Holland Rijnland. Leiden. [lezing].
Raan A.F.J. van & Wende M. van der (21 juni 2006), Ontwikkeling van internationale ranking-systemen. Workshop Studiekeuzetoets- en rankingsystemen. Leiden. [lezing].
Raan A.F.J. van & Wende M. van der (21 juni 2006), Van nationale studiekeuzeinformatie naar internationale kwaliteitsvergelijking. Workshop Studiekeuzetoets- en rankingsystemen. Leiden. [lezing].
Raan A.F.J. van (16 juni 2006), Benchmarking of universities with Advanced Bibliometric Methods. University of Manchester. Manchester. [lezing].
Raan A.F.J. van (12 juni 2006), Advanced bibliometric methods: Research evaluation, benchmarking and science mapping. University of Aarhus, Sandbjerg Estates, Sønderborg. Sønderborg. [lezing].
Raan A.F.J. van (9 juni 2006), The application of advanced bibliometric methods in research performance assessment. Lund University. Lund. [lezing].
Raan A.F.J. van (19 mei 2006), License to Rank. Annual Meeting of the Coimbra Group, University of Tartu. Tartu, Estonia. [lezing].
Raan A.F.J. van (23 maart 2006), For Your Ranking Only. RDF Workshop, University of Stellenbosch. Stellenbosch. [lezing].
Raan A.F.J. van (15 maart 2006), Bibliometric network analysis. DRIFT, Erasmus Universiteit Rotterdam. Rotterdam. [lezing].
Raan A.F.J. van (10 maart 2006), Measuring scientific performance. CHEPS, Universiteit Twente. Enschede. [lezing].
Raan A.F.J. van (2 maart 2006), Bibliometrische Methoden als Instrument der Forschungsevaluation und der Wissenschaftskartierung. Ambassade van Zwitserland, Den Haag. Den Haag. [lezing].
Raan A.F.J. van (16 februari 2006), For your ranking only. International Symposium on Ranking of Universities. Leiden. [lezing].
Raan A.F.J. van (6 februari 2006), Forschungsleistung als neuer Indikator im CHE Ranking’. Centrum für Hochschulentwicklung (CHE)*. Gütersloh, Germany. [lezing].
Raan A.F.J. van (13 januari 2006), Discovery of emerging and converging fields of science’. Working meeting, EC-EMCOTEC project. Brussels, Belgium. [lezing].
Raan A.F.J. van (2006), Challenges in the Ranking of Universities. In: Sadlak J. & Liu Nian Cai (red.), The World-Class University and Ranking: Aiming Beyond Status. Bucharest: UNESCO-CEPES. 81-123.
Raan A.F.J. van (2006), Comparison of the Hirsch-index with standard bibliometric indicators and with peer judgment for 147 chemistry research groups, Scientometrics 67(3): 491-502.
Raan A.F.J. van (2006), Measurement of the characteristics of the research system with bibliometric methods. National Science Foundation. Arlington. [lezing].
Raan A.F.J. van (2006), Measuring science. Georgia Institute of Technology. Atlanta. [lezing].
Raan A.F.J. van (2006), Measuring Science. Conference on Excellence in Life Science (ELSA). Stockholm. [lezing].
Raan A.F.J. van (2006), Statistical properties of Bibliometric indicators: Research group indicator distributions and correlations, Journal of the American Society for Information Science and Technology 57(3): 408-430.
Raan A.F.J. van (2006), Worldwide ranking of universities, Science Focus 1: .
Raan A.F.J. van (2005), Fatal Attraction: Conceptual and methodological problems in the ranking of universities by bibliometric methods, Scientometrics 62: 133-143.
Raan A.F.J. van (2005), For your citations only? Hot topics in bibliometric analysis, Measurement: Interdisciplinary Research and Perspectives 3: 50-62.
Raan A.F.J. van (2005), Mesurement of central aspects of scientific research: Performance, interdisciplinarity, structure, Measurement: Interdisciplinary Research and Perspectives 3: 1-19.
Raan A.F.J. van (2005), Reference-based publication networks with episodic memories. to be published, Scientometrics 63: 549-566.
Raan A.F.J. van (2005), Reply to the comments of Liu et al, Scientometrics 64: 111-112.
Raan A.F.J. van (14 oktober 2004), Measuring science: Application of bibliometric methods for research evaluation. University of Granada. Spanje. [lezing].
Raan A.F.J. van (14 oktober 2004), Science mapping: Principles and applications. University of Granada. Spanje. [lezing].
Raan A.F.J. van (11 oktober 2004), Measuring science: Research evaluation and mapping of scientific developments. University of Cordoba. Spanje. [lezing].
Raan A.F.J. van (1 oktober 2004), Assessment of research quality: The use of bibliometric indicators. Foundation for Science and Technology (FCT). Lisbon. [lezing].
Raan A.F.J. van (26 september 2004), Measuring science: Research evaluation and mapping of scientific developments to Reinforce Innovation. DEAN Conference. University of Porto. [lezing].
Raan A.F.J. van (23 september 2004), Measuring science: Some first exercises with structures and statistics. Eight International Science and Technology Indicators Conference. Leiden. [lezing].
Raan A.F.J. van (20 september 2004), Basic principles of measuring science in relation to research assessment. Wolfson College. Oxford University. [lezing].
Raan A.F.J. van (18 augustus 2004), Research performance assessment by bibliometric methods. ETH. Zürich. [lezing].
Raan A.F.J. van (24 juni 2004), Maatschappelijk publiceren en waarderen van wetenschap. Congres Maatschappelijk publiceren voor de kennissamenleving Stichting Weten / Science Alliance, NEMO. Amsterdam. [lezing].
Raan A.F.J. van (8 juni 2004), Over het wetenschappelijk presteren van de Universiteit Leiden. Strategische Conferentie Universiteitsbestuur Leiden. Galamadammen, Koudum. [lezing].
Raan A.F.J. van (31 mei 2004), Leiden Bezoekersstad. Bijeenkomst Grote Stedenbeleid, Stadsbestuur Leiden. Kenniscentrum Leiden. [lezing].
Raan A.F.J. van (13 mei 2004), Evaluation and mapping of scientific research. National Academies of Science. Washington DC. [lezing].
Raan A.F.J. van (20 april 2004), Measuring science. Karolinska Institute. Stockholm. [lezing].
Raan A.F.J. van (15 april 2004), De positie van Nederland in wetenschap en technologie. Nederlands Forum voor Wetenschap en Techniek. Academiegebouw Universiteit Leiden. [lezing].
Raan A.F.J. van (6 april 2004), Leiden, 2030 scenario's, en de regio. Bijeenkomst Toekomstscenario's Leiden 2030. Stadsbestuur Leiden. [lezing].
Raan A.F.J. van (18 maart 2004), Leiden Stad van Ontdekkingen. Rotary Leiden-Oost. Leiden. [lezing].
Raan A.F.J. van (10 maart 2004), Over de meetbaarheid van wetenschap. Provinciaal Utrechts Genootschap. Utrecht. [lezing].
Raan A.F.J. van (15 januari 2004), Measurement of scientific quality by bibliometric analysis. LERU (League of the European Research Universities) Workshop. Catholic University of Leuven, Belgium. [lezing].
Raan A.F.J. van (15 januari 2004), Measuring science. Colloquium. FOM Institute of Atomic and Molecular Physics. Amsterdam. [lezing].
Buter R.K., Noyons E.C.M. & Raan A.F.J. van (2004), A combination of quantitative and qualitative maps in an evaluative bibliometric context. Banissi E. & et al. (red.), Proceedings of the Eighth International Conference on Information Visualization. . Los Alamitos Ca: IEEE Computer Society. 978-982.
Leeuwen T.N. van, Raan A.F.J. van & Nederhof A.J. (2004), Bibliometric study of the Space Research Organization Netherlands (SRON), 1980-2003. Leiden: CWTS BV.
Nederhof A.J., Raan A.F.J. van, Zwetsloot F.J.M. & Groot M.S. de (2004), Maatschappelijke waarde van wetenschap. Den Haag: Science Alliance.
Raan A.F.J. van (2004), Measuring science. Capita Selecta of current main issues. In: Moed H.F., Glanzel W. & Schmoch U. (red.), Handbook of Quantitative Science and Technology Research. Dordrecht: Kluwer Publishers. 19-50.
Raan A.F.J. van (2004), Meer kennis uit publicaties. Annual Senter-IOP themadag Grensvlakken, bron van innovaties. Utrecht. [lezing].
Buter R.K., Noyons E.C.M. & Raan A.F.J. van (2004), Monitoring environment and health R&D in relation to socio-economic problems: A new approach to impact assessment. Leiden: CWTS.
Raan A.F.J. van (2004), Sleeping beauties in science, Scientometrics 59(3): 461-466.
Raan A.F.J. van, Visser M.S., Leeuwen T.N. van & Van Wijk E. (2003), Bibliometric analysis of Psychotherapy Research: Performance assessment and position in the journal landscape, Psychotherapy Research 13(4): 511-528.
Rinia E.J., Van Leeuwen T.N., Kouw L.R. & Van Raan A.F.J. (2003), Can bibliometrics contribute to the study of interdisciplinary influence: A case study of physics, Proceedings of the 9th Conference of the International Society for Scientometrics and Informetrics. . Beijing 341-349.
Leeuwen T.N. van, Visser M.S., Moed H.F., Nederhof Anton J. & Raan A.F.J. van (2003), The Holy Grail of science policy: Exploring and combining bibliometric tools in search of scientific excellence, Scientometrics 57: 257-280.
Raan A.F.J. van (2003), The use of bibliometric analysis in research performance assessment and monitoring of interdisciplinary scientific developments, Technikfolgenabschätzung, Theorie und Praxis 12(1): 20-29.
Raan A.F.J. van & Leeuwen T.N. van (2002), Assessment of the scientific basis of interdisciplinary, applied research. Application of bibliometric methods in Nutrition and Food Research, 31(4): 611-632.
Raan A.F.J. van & Noyons E.C.M. (2002), Discovery of patterns of scientific and technological development and knowledge transfer. In: Adamczak W. & Nase A. (red.), Gaining insight from research information. Kassel: Kassel University Press. 105-112.
Rinia E.J., Leeuwen T.N. van & Raan A.F.J. van (2002), Impact measures of inderdisciplinary research in physics, Scientometrics 53(2): 241-248.
Tijssen R.J.W., Van Leeuwen T.N. & Van Raan A.F.J. (2002), Mapping the scientific performance of German medical research. An international comparative bibliometric study.
Rinia E.J., Leeuwen T.N. van, Bruins E.E.W., Vuren H.G. van & Raan A.F.J. van (2002), Measuring knowledge transfer between fields of science, Scientometrics 54(3): 347-362.
Noyons E.C.M. & Raan A.F.J. van (2002), Science mapping from publications. An example in mathematics and computer science. In: Meij J. (red.), Dealing with the data flood: STT/Beweton. 64-72.
Raan A.F.J. van (2002), Topkwaliteit in de breedte is een kweekplaats voor ontdekkingen. In: Amerongen W. van, Groen A. in 't & Otterspeer W. (red.), De universiteit en de spanning van de werkelijkheid. Leiden: Universiteit Leiden. 89-94.
Van Leeuwen T.N. & Van Raan A.F.J. (2002), Wise Men’s Heritage. Bibliometric study of the research funded by the Netherlands Epilepsy Foundation (NEF) 1981-2000: National Epilepsy Fund.
Rinia E.J., Leeuwen T.N. van, Vuren H.G. van & Raan A.F.J. van (2001), Impact measures of interdisciplinary research programs in physics, Proceedings of the 8th Conference of the International Society for Scientometrics and Informetrics. . Proceedings of the 8th International Conference on Scientometrics and Informetrics, Vols 1 and 2 - ISSI 10-11.
Rinia E.J., Leeuwen T.N. van, Bruins E.E.W., Vuren H.G. van & Raan A.F.J. van (2001), Measuring knowledge transfer between fields of science, Proceedings of the 8th Conference of the International Society for Scientometrics and Informetrics. . Proceedings of the 8th International Conference on Scientometrics and Informetrics, Vols 1 and 2 - ISSI 597-605.
Leeuwen T.N. van, Wurff L.J. van der & Raan A.F.J. van (2001), The use of combined bibliometric methods in research funding policy, Research Evaluation 10(3): 195-201.
Rinia E.J., Leeuwen T.N. van, Bruins E.E.W., Vuren H.G. van & Raan A.F.J. van (2001), Citation delay in interdisciplinary knowledge exchange, Scientometrics 51(1): 293-309.
Leeuwen T. N. van, Moed H.F., Tijssen R.J.W., Visser M.S. & Raan A.F.J. van (2001), Language biases in the coverage of the Science Citation Index and its consequences for international comparisons of national research performance, Scientometrics 51(1): 335-346.
Rinia E.J., Leeuwen T.N. van, Vuren H.G. van & Raan A.F.J. van (2001), Influence of interdisciplinarity on peer-review and bibliometric evaluations in physics research, 30(3): 357-361.
Raan A.F.J. van, Visser M.S. & Leeuwen T.N. van (2001), A bibliometric mehodology for exloring interdisciplinairy, 'unorthodox' field of science. A case study of environmental medicine. In: Maasen S. & Winterhager M. (red.), Science studies probing the dynamics of scientific knowledge. Bielefeld: Transcript. 87-122.
Raan A.F.J. van (2001), Bibliometrics and internet: Some observations and expectations, Scientometrics 50(1): 59-63.
Van Raan A.F.J., Leeuwen T.N. van & Visser M.S. (2001), Bibliometrics – Monitoring emerging fields A bibliometric methodology for exploring interdisciplinary, 'unorthodox' fields of science. A case study of environmental medicine. In: Maasen S. & Winterhager M. (red.), Science Studies. Probing the dynamics of scientific knowledge. 87-122.
Raan A.F.J. van (2001), Competition amongst scientists for publication status: Toward a model of scientific publication and citation distributions, Scientometrics 51(1): 347-357.
Raan A.F.J. van (2001), Hot paper of sleeping beauty?, Natuur & Techniek 69(4): 46-47.
Raan A.F.J. van (2001), The Journal as Pièce de Résistance in an Electronic Environment. In: Wouters P. & Schröder P. (red.), The Global Research Village III Amsterdam 2000 - Access to Publicly Financed Research. Amsterdam: NIWI. 245-253.
Raan A.F.J. van (2001), Two-step competition process leads to quasi power-low income distributions. Application to scientific publication and citation distributions, Physica A: Statistical Mechanics and its Applications 298: 530-536.
Leeuwen T.N. van & Raan A.F.J. van (2000), Bibliometric study of the J.A. Cohen Institute (IRS) 1989-1998. Leiden: CWTS.
Leeuwen T.N. van & Raan A.F.J. van (2000), Bibliometric study of the Medical Genetic Centre MGC-ZWN 1989-1998. Leiden: CWTS.
Raan A.F.J. van (2000), Bibliométrie et évaluation de la recherche scientifique, Gestions Hospitalières 401(Décembre): 861-865.
Raan A.F.J. van (2000), On growth, aging, and fractal differentiation of science, Scientometrics 47(2): 347-362.
Raan A.F.J. van (2000), R&D evaluation at the beginning of the new century, Research Evaluation 9(2): 81-86.
Raan A.F.J. van (2000), The Pandora's box of citation analysis: measuring scientific excellende, the last evil?. In: Cronin B. & Barsky Atkins H. (red.), A Festschrift in Honor of Eugene Garfield. Medford, NJ: ASIS Monograph Series, Information Today Inc.. 301-319.
Noyons E.C.M., Buter R.K. & Raan A.F.J. van (2000), The Role of Europe in World-Wide Science and Technology: Monitoring and Evaluation in a Context of Global Competition. Leiden: CWTS.
Raan A.F.J. van (3 december 1999), Meting van wetenschappelijke prestaties. lecture national, Faculteit der Technische Wetenschappen. Technische Univ. Delft, Delft. [lezing].
Raan A.F.J. van (1999), Wetenschap is altijd revolutionair. Leiden (The Netherlands): NRC Handelsblad. [overig].
Raan A.F.J. van (19 november 1999), Anwendung bibliometrischer Methoden bei der Messung von Forschungsleistung. lecture international. Wissenschaftsrat, Cologne (Germany). [lezing].
Raan A.F.J. van (17 november 1999), Assessing R&D strengths and weaknesses and charting developments in S&T through bibliometrics. lecture international, Department of Science and Industry. Canberra (Australia). [lezing].
Raan A.F.J. van (15 november 1999), R&D evaluation in the beginning of the 21st century. lecture international, Conference 'Data & Strategies in Evaluating Research & Development, November 15-16,. Australian National Univ., Canberra (Australia). [lezing].
Raan A.F.J. van (12 november 1999), Evaluation and monitoring of research in applied fields of science. lecture international, Grain Research & Development Corporation (GRDC). Canberra (Australia). [lezing].
Raan A.F.J. van (9 november 1999), A bibliometric approach to growth, ageing, and differentiation of science. lecture international, University of Melbourne. Melbourne (Australia). [lezing].
Raan A.F.J. van (8 november 1999), Advanced bibliometric methods to evaluate and monitor scientific research, particularly interdisciplinary developments. lecture international. University of Wollongong, Wollongong (Australia). [lezing].
Raan A.F.J. van (3 november 1999), Assessment of research performance: implications for research policy and universities. lecture international. University of New South Wales, Sydney (Australia). [lezing].
Raan A.F.J. van (20 oktober 1999), Bibliométrie et évaluation de la recherche biomédicale. invited lecture international, Congres Evaluation de la recherche biomédicale/Assises Hospitalo-Universitaires. Université de Nancy (France). [lezing].
Raan A.F.J. van (28 september 1999), Data-mining en de toepassing op wetenschappelijke publicaties. lecture national, Stichting Toekomstbeeld der Techniek. Den Haag (The Netherlands). [lezing].
Raan A.F.J. van, Moed H.F. & Tijssen R.J.W. (1 september 1999), College: Cognitive and Structural Development of Scientific and Technological Knowledge (in Dutch). lectures national, CWTS-college. Leiden Univ, Leiden (The Netherlands). [lezing].
Raan A.F.J. van (1 september 1999), Het meten van wetenschappelijke prestaties en ontwikkelingen. lecture national, Rotary Leiden-Oost. Leiden (The Netherlands). [lezing].
Raan A.F.J. van (1999), Interview. Leiden (The Netherlands): Leids Dagblad. [overig].
Raan A.F.J. van (1 juli 1999), Dynamiek van de kwaliteitsbeoordeling in wetenschappelijk onderzoek. lecture national, Faculteit Exacte Wetenschappen: Expert Workshop Kwaliteit in Biomedisch en Farmaceutisch Onderzoek. Vrije Universiteit, Amsterdam. [lezing].
Raan A.F.J. van (1999), Working Meeting Future Development of the Leiden Urban Region: The Historic City Centre of Leiden. Leiden (The Netherlands): 'Leiden XXI' Programme for theFuture Developm. of the Leid. [overig].
Raan A.F.J. van (28 mei 1999), Measuring Science: Between Taboo and Trend. invited lecture national, Onderzoekschool Ontwikkelingsbiologie. Congrescentrum De Bron, Dalfsen (The Netherlands). [lezing].
Raan A.F.J. van (1999), Programme for the Future Development of the Leiden Urban Region. Leiden: 'Leiden XXI' Programme. [overig].
Raan A.F.J. van (1999), Working Meeting Future Development Leiden Urban Region: University and City. Leiden (The Netherlands): 'Leiden XXI' Programme Future Development Leiden Urban Regio. [overig].
Raan A.F.J. van (1999), Het barre klimaat van Nederland kennisland. Leiden: Erasmus Univ. Rotterdam. [overig].
Raan A.F.J. van (11 mei 1999), The growth of science. Comments on John Maddox' "What remains To Be Discovered ". invited lecture national, Studium Generale Univ.Amsterdam. Amsterdam (The Netherlands). [lezing].
Raan A.F.J. van (3 mei 1999), Die Forschungsleistung der Medizinischen Fakultät Münster in internationaler Perspektive. Ergebnisse einer bibliometrischen Evaluation. invited lecture international, Universität Münster. Münster (Germany). [lezing].
Raan A.F.J. van (1999), Evaluation der Medizinischen Fakultät. [overig].
Raan A.F.J. van (15 maart 1999), Advanced bibliometric methods in the evaluation and monitoring of research units and institutes. invited lecture international, Medical Research Council (MRC), MRC-Steering Group for Monitoring and Evaluation. London (England). [lezing].
Raan A.F.J. van (3 maart 1999), Application of quantitative methods in the evaluation of research fields in the social sciences. invited lecture national, Onderzoekschool SOM (Bedrijfskunde, Economie). Rijksuniv. Groningen, Groningen. [lezing].
Raan A.F.J. van, Noyons E.C.M. & Buter R.K. (1999), EC-TSER working visit. [overig].
Raan A.F.J. van (1999), Advanced bibliometric methods for the evaluation of universities, Scientometrics 45(3): 417-423.
Raan A.F.J. van (1999), Advanced bibliometric methods in the analysis of research performance and scientific developments: a contribution to science policy in transition countries. In: Dyker D.A. & Radovic S. (red.), Innovation and structural change in post-socialist countries: a quantitative approach: Kluwer Academic Publishers. 89-105.
Leeuwen T.N. van & Raan A.F.J. van (1999), Bibliometric study on the Netherlands Institute for Sea Research (NIOZ) (1981-1997). Leiden: Centrum voor Wetenschaps en Technologie Studies (CWTS).
Raan A.F.J. van (1999), Bibliometrische methoden bij evaluatie en observatie van wetenschappelijke ontwikkelingen. In: Trier G.M. van & Jansen D.W.K. (red.), Handboek Informatiewetenschap. Alphen aan de Rijn: Samson. 1-36.
Raan A.F.J. van (1999), Board of 'Science Alliance'. [overig].
Braun T., Garfield E., Glaenzel W.J.E., Raan A.F.J. van, Moed H.F., Schubert A. & Beck M.T. (red.) (1999), . Scientometrics.
Raan A.F.J. van (1999), Chairman of HOLEC. [overig].
Raan A.F.J. van (1999), Chairman Steering Committee on Data-Mining. [overig].
Raan A.F.J. van (1999), Citatie-Cultuur, NRC Handelsblad 06-03-1999: .
Raan A.F.J. van (1999), European Commission Working Group EU Framework Programs. [overig].
Raan A.F.J. van (1999), Evaluating the scientific excellence of research programmes: a pivot of decision-making. The IPTS Report (Institute for Prospective Technological Studies-EC 1025-9384.
Raan A.F.J. van (1999), Evaluation Committee of the Fraunhofer Gesellschaft (Germany). [overig].
Raan A.F.J. van (1999), Evaluation of performance and trends in basic and applied research by advanced bibliometric methods. A science policy instrument for nations with an economy in transition. In: Paces V. & Pivec L. (red.), Science evaluation and its management. Amsterdam: IOS Press. 227-245.
Raan A.F.J. van (1999), Functie bij : Leiden University. [overig].
Raan A.F.J. van (1999), Functie bij : Stichting Toekomstbeeld der Techniek. [overig].
Noyons E.C.M., Moed H.F. & Raan A.F.J. van (1999), Integrating research performance analysis and science mapping, Scientometrics 46(5): 591-604.
Airaghi A., Busch N.E., Georghiou L., Kuhlmann S., Ledoux M.J., Raan A.F.J. van & Viana Baptista J. (1999), Options and limits for assessing the socio-economic impact of European RTD Programmes. [Brussels (Belgium)]: ETAN.
Raan A.F.J. van & Kruytbosch C. (red.) (1999), . Research Evaluation.
Raan A.F.J. van (1999), The interdisciplinary nature of science: Theoretical framework and bibliometric-empirical approach. In: Weingart P. & Stehr N. (red.), Practicing interdisciplinarity. Toronto Canada: University of Toronto Press. 66-78.
Raan A.F.J. van (10 december 1998), Wetenschapsbeleid in Nederland: weinig breedte, weinig diepte. Algemene bespiegelingen met een accent op de geesteswetenschappen. Bijeenkomst Onderzoekschool Literatuurwetenschap, Universiteit Utrecht. Utrecht. [lezing].
Raan A.F.J. van (3 december 1998), Bibliometric methods. Cursus, Stichting G.O.. The Hague. [lezing].
Raan A.F.J. van (1 december 1998), Anwendung bibliometrischer Methoden bei der Bewertung von Forschungsleistungen. Medizinische Fakultät, Universität Münster. Muenster (Germany). [lezing].
Raan A.F.J. van (26 november 1998), Toepassing van kwantitatieve, in het bijzonder bibliometrische methoden bij de beoordeling van wetenschappelijk onderzoek. Bijeenkomst Universiteit Utrecht. Utrecht. [lezing].
Raan A.F.J. van (30 oktober 1998), Monitoring the cognitive ecosystem of our scientific and technological knowledge by bibliometric cartography. Workshop US National Academy of Sciences, National Research Council, Office of Naval Research. Washington DC, USA. [lezing].
Raan A.F.J. van (16 oktober 1998), Wordt het imago van de natuurkunde door top-fysici en esoterisch onderzoek bepaald?. Bijeenkomst Nederlandse Vereniging voor Natuurkunde. Amsterdam. [lezing].
Raan A.F.J. van (9 oktober 1998), Landkaarten van wetenschapsgebieden als zichzelf organiserende 'spin-off' van wereldwijd publiceren. Dispuut De Vijf III, Universiteit Leiden. Leiden. [lezing].
Raan A.F.J. van (8 oktober 1998), Selectie en wetenschap: criteria voor internationaal erkend onderzoek. Lustrumcongres 'Grenzeloze Selectie' Katholieke Universiteit Nijmegen. Nijmegen. [lezing].
Raan A.F.J. van (30 september 1998), Zin en onzin bij het meten van wetenschappelijk presteren. Uitnoding Universiteit Utrecht. Utrecht. [lezing].
Raan A.F.J. van (28 september 1998), Het in kaart brengen van wetenschappelijke ontwikkelingen. Commissie voor de biochemie en de biofysika, Koninklijke Nederlandse Akademie van Wetenschappen (KNAW). Amsterdam. [lezing].
Raan A.F.J. van, Moed H.F. & Tijssen R.J.W. (1998), College: Cognitive and structural development of scientific and technological knowledge. Leiden: CWTS Leiden Univ. [overig].
Raan A.F.J. van (1998), Rol van de wetenschap in de samenleving. Leiden: Leiden Univ. [overig].
Raan A.F.J. van (1998), Science and the Academic System in Transition. Austria: Austrian Radio 3. [overig].
Raan A.F.J. van (4 juli 1998), Advanced bibliometric indicators for the evaluation of universities. International Expert EC-Meeting on Science and the Academic System in transition. Vienna (Austria). [lezing].
Raan A.F.J. van (30 juni 1998), Scientometric analysis as methodology to study important aspects of research collectives. Workshop 'Understanding the dynamics and role of public sector research (29 June-1 July). Ecole Normale Superieure des Mines, Paris, France. [lezing].
Raan A.F.J. van (22 juni 1998), Communication of scientific results by publication. Its consequences for evaluation and monitoring of research performance. Seminar on Evaluation and Strategic Planning in Science & Technology (21-23June) Romanian Academy of Sciences. Bucharest (Romania). [lezing].
Raan A.F.J. van (8 juni 1998), Forschungsprofil der Fraunhofer-Gesellschaft im Vergleich mit anderen Organisationen der angewandten Forschung. Evaluierungskommission der Fraunhofer-Gesellschaft, Fraunhofer-Institut fuer Arbeitswissenschaft und Organisation. Stuttgart (Germany). [lezing].
Raan A.F.J. van (1998), 5th International Conference on Science and Technology Indicators: Use of S&T Indicators for Science and Decision-Making. Hinxton, Cambridge (UK): SPRU / CWTS. [overig].
Noyons E.C.M. & Raan A.F.J. van (1998), Mapping Scientometrics, Informetrics and Bibliometrics. Hinxton, Cambridge (England): SPRU, Hinxton, Cambridge / CWTS, Leiden University. [overig].
Rinia E.J., Leeuwen T.N. van, Vuren H.G. van & Raan A.F.J. van (1998), Comparative analysis of a set of bibliometric indicators and central peer review criteria - Evaluation of condensed matter physics in the Netherlands, 27(1): 95-107.
Raan A.F.J. van (28 mei 1998), Monitoring and evaluation of promising areas of interdisciplinary research with a wide range of applications. Workshop on RTD Results and Impact, European Commission (28-29 May). Brussels (Belgium). [lezing].
Raan A.F.J. van (1998), Discussiedeelname 'Het heilig vuur'. Den Haag, Societeit De Witte: Noordhoff/Wolters. [overig].
Raan A.F.J. van (1 april 1998), Meting van de kwaliteit van wetenschappelijk onderzoek. Studiedag 'Tussen praktijkgerichtheid en fundamenteel: de kwaliteit van bestuurskundig onderzoek'. Universiteit Leiden, Leiden. [lezing].
Raan A.F.J. van (1998), Toponderzoek: een academische kwestie?. Leiden: Vrij Nederland. [overig].
Raan A.F.J. van (13 maart 1998), Current research information systems for technology watch. CRIS 98 Conference, European Commission (13-14 March). Luxembourg (Luxembourg). [lezing].
Raan A.F.J. van (1998), College: het meten van kwaliteit in de wetenschap. [overig].
Raan A.F.J. van (9 februari 1998), Tafelrede Diesbijeenkomst Leidse Hoogleraren. 423ste Dies Natalis Rijksuniversiteit Leiden. Leiden. [lezing].
Raan A.F.J. van (1998), College: De ontwikkeling van de wetenschap kwantitatief beschouwd. Utrecht: Universiteit Utrecht. [overig].
Noyons E.C.M. & Raan A.F.J. van (1998), Advanced mapping of science and technology, Scientometrics 41(1-2): 61-67.
Raan A.F.J. van (1998), Advisory Board of the German Centre for Documentation and Information for Psychology (ZPID). [overig].
Raan A.F.J. van (1998), Assessment of social sciences: the use of advanced bibliometric methods as a necessary complement of peer review, Research Evaluation 7(1): 2-6.
Leeuwen T.N. van & Raan A.F.J. van (1998), Bibliometric performance assessment of the TNO Nutrition and Food Research Institute. Updating 1994-1996. Leiden: Centre for Science and Technology Studies )CWTS).
Raan A.F.J. van (1998), Board of Science Alliance. [overig].
Braun T., Schubert A., Glaenzel W.J.E., Beck M.T., Garfield E., Moed H.F. & Raan A.F.J. van (red.) (1998), . Scientometrics.
Raan A.F.J. van (1998), De belangrijke, ook historische rol van Nederland in de vooruitgang van de exacte wetenschappen. In: , Studia Europaea VI. Brussel: Kon.Ac.voor Wetenschappen, Lett.en Schone Kunsten van Belgie. 39-55.
Raan A.F.J. van (1998), De impact van onderzoeksgroepen: meten aan ons natuurkundig weten, Nederlands Tijdschrijft voor Natuurkunde 64(12): 316-317.
Raan A.F.J. van (1998), EC Working Group on the Evaluation of the EU Framework Programmes (ETAN, DG-XII). [overig].
Raan A.F.J. van (1998), Evaluation Committee of the Fraunhofer Gesellschaft. [overig].
Raan A.F.J. van (1998), German Science Council Foresight Committee. [overig].
Raan A.F.J. van (1998), Herverdelen op kwaliteit, Hypothese 5(1 (juni)): 6-9.
Raan A.F.J. van (1998), In matters of quantitative studies of science the fault of theorists is offering too little and asking too much, Scientometrics 43(1): 129-139.
Raan A.F.J. van (1998), L'évaluation des laboratoires. In: Bene M.-C. & Faure G. (red.), Vie, valeur et valorisation de l'information scientifique. Paris: Bioterm. 237-242.
Noyons E.C.M. & Raan A.F.J. van (1998), Monitoring scientific developments from a dynamic perpective. Self-organized structuring to map neural network research, Journal of the American Society for Information Science 49(1): 68-81.
Raan A.F.J. van & Kruytbosch C. (red.) (1998), . Research Evaluation.
Raan A.F.J. van (1998), Tellen en meten: publiceren is kennisverspreiding maar tegelijkertijd materiaal voor bibliometrie, Nederlands Tijdschrift voor de Psychologie en haar Grensgebieden 53: 235-238.
Raan A.F.J. van (1998), The influence of international collaboration on the impact of research results: some simple mathematical considerations concerning the role of self-citations, Scientometrics 42(3): 413-428.
Raan A.F.J. van (1998), Wetenschappelijk onderzoek de maat genomen. In: Willemen K., Heijnen G. & Termeer G. (red.), Het heilig vuur. Groningen: Wolters-Noordhoff. 497-513.
Raan A.F.J. van (28 november 1997), Evaluation of performance and trends in basic and applied research by quantitative methods. NATO Workshop on science evaluation and its management (25-28 November). Prague (Czech Republic). [lezing].
Raan A.F.J. van (21 november 1997), Ontwikkeling en toepassing van bibliometrische methoden bij het 'meten' van wetenschappelijke prestaties. Najaarsbijeenkomst Vereniging voor Ordinatie en Classificatie (VOC), Rijksuniv. Leiden. Leiden. [lezing].
Raan A.F.J. van (20 november 1997), Zin en onzin bij het meten van wetenschappelijke prestaties. Bijeenkomst Foods for Thought. Technische Univ. Delft. [lezing].
Raan A.F.J. van (7 november 1997), De bijdrage van Nederland, ook de historische, tot de ontwikkeling van de exacte wetenschappen. Colloquium Nederland en de Europese cultuur in de 20ste eeuw. Kon. Ac.voor Wetenschappen, Lett.en Schone Kunsten van Belgie/KNAW. Brussels, Belgium. [lezing].
Raan A.F.J. van (23 oktober 1997), Application of advanced bibliometric methods in the analysis of research performance and scientific developments. NATO Workshop on Research Evaluation in Transition Economies. Moscow, Russia. [lezing].
Raan A.F.J. van (26 september 1997), Wetenschappelijk onderzoek de maat genomen: collegiale beoordeling en bibliometrische methoden. Symposium Effectiviteit in EU-onderzoek, Sticht. Science Alliance. The Hague. [lezing].
Tijssen R.J.W. & Raan A.F.J. van (26 september 1997), Wetenschappelijk rendement voor onderzoekinstellingen. Symposium Effectiviteit in EU-onderzoek, St. Science Alliance. The Hague. [lezing].
Raan A.F.J. van (24 september 1997), Wetenschappelijk onderzoek in de sociaal-economische context van de hedendaagse samenleving. Symposium Onderzoeksinstituut voor Evolutionaire en Ecologische Wetenschappen, Univ. Leiden. Leiden. [lezing].
Raan A.F.J. van (19 september 1997), L'evaluation des laboratoires. Lecture International Symposium 'Scientific Communication in Life Sciences' Universite de Nancy. Nancy, France. [lezing].
Raan A.F.J. van (1 juli 1997), Die Anwendung bibliometrischer Methoden bei der Messung von Forschungsleistung. Seminar Medizinische Fakultaet Universitaet Tuebingen. Tuebingen, Germany. [lezing].
Raan A.F.J. van (20 juni 1997), Zin en onzin bij het meten van wetenschappelijke prestaties. Afscheidssymposium Dr Jaap van Eck, Fac. Natuur- en Sterrenkunde, Univ. Utrecht. Utrecht. [lezing].
Noyons E.C.M. & Raan A.F.J. van (18 juni 1997), Advanced mapping of science and technology. Sixth Conference of the International Society for Scientometrics and Informetrics (ISSI). Jerusalem, Israel. [lezing].
Raan A.F.J. van (9 juni 1997), Beoordeling van wetenschappelijk onderzoek met kwantitatieve methoden. Lezing Rotary Club Leiden. Leiden. [lezing].
Raan A.F.J. van (24 mei 1997), Topscholen in de wetenschap. Landelijk Openb. Debat Hoger Muziekonderwijs "Tweede fase en Toptalent". Utrecht. [lezing].
Raan A.F.J. van (7 mei 1997), Evaluatie van medisch-wetenschappelijke onderzoeksinstituten. Voordracht Onderzoekschool CARIM, Univ. Maastricht, Fac. Geneeskunde. Maastricht. [lezing].
Raan A.F.J. van (26 februari 1997), Anwendung bibliometrischer Methoden bei der Bewertung von Forschungsleistungen und der Entwicklung von Wissenschaftskartographie. Colloquium Forschungszentrum GKSS. Geesthacht/Hamburg, Germany. [lezing].
Raan A.F.J. van (19 februari 1997), Kartographische Darstellung des Forsungsgebietes der Grenzflaechenbestimmten Materialien. Lecture Working Group 'Prospektion der Forschung' Wissenschaftsrat. Cologne, Germany. [lezing].
Raan A.F.J. van (7 februari 1997), De rol van publiceren in de wetenschap: mondiale versus lokale orientatie. Symposium Nederlands Tijdschrift voor de Geestelijke Volksgezondheid. Utrecht. [lezing].
Braun T., Schubert A., Beck M.T., Garfield E., Glaenzel W.J.E., Moed H.F. & Raan A.F.J. van (red.) (1997), . Scientometrics.
Noyons E.C.M. & Raan A.F.J. van (1997), Nederland in het internationaal onderzoek: bibliometrisch cartografische verkenning van het internationaal landbouwkundig onderz. met de positie van Nederland en in het bijzonder de LUW. Leiden: Centre for Science and Technology Studies (CWTS).
Davidse R.J. & Raan A.F.J. van (1997), Out of Particles: Impact of CERN, DESY and SLAC research to fields other than physics, Scientometrics 40(2): 171-193.
Raan A.F.J. van & Kruytbosch C. (red.) (1997), . Research Evaluation.
Raan A.F.J. van (1997), Science as an international enterprise, Berichte und Mitteilungen der Max-Planck-Gesellschaft 97(1): 253-277.
Raan A.F.J. van (1997), Science as an international enterprise, Science and Public Policy 24(5): 290-300.
Raan A.F.J. van (1997), Scientometrics: State-of-the-art, Scientometrics 38(1): 207-220.
Leeuwen T.N. van, Visser M.S. & Raan A.F.J. van (1997), The bibliometric study on the Interfaculty Reactor Institute (IRI) (1986-1995). Leiden: Centre for Science and Technology Studies (CWTS).
Raan A.F.J. van (1997), The future of the quality assurance system: its impact on the social and professional recognition in the era of electronic publishing, Journal of Information Science 23(6): 445-450.
Tijssen R.J.W. & Raan A.F.J. van (1994), Mapping changes in science and technology: bibliometric co-occurrence analysis of the R&D literature, Evaluation Review 18(1): 98-115.
Nederhof Anton J. & Van Raan A.F.J. (1993), A bibliometric analysis of 6 economics research groups - A comparison with peer-review, 22(4): 353-368.
Nederhof Anton J., Meijer R.F., Moed H.F. & Van Raan A.F.J. (1993), Research performance indicators for university departments: A study of an agricultural university, Scientometrics 27(2): 157-178.
Raan A.F.J. van & Tijssen R.J.W. (1993), The neural net of neural network research: an exercise in bibliometric mapping, Scientometrics 26(1): 169-192.
Tijssen R.J.W., Raan A.F.J. van, Heiser W.J. & Wachmann L. (1990), Integrating multiple sources of information in literature-based maps of science, Journal of Information Science 16(4): 217-227.
Tijssen R.J.W. & Raan A.F.J. van (1990), Net Citation Balances: a measure of influence between scientific journals, Journal of the American Society for Information Science 41(4): 298-305.
Raan A.F.J. van & Tijssen R.J.W. (1990), Numerical methods for information on aspects of science. In: Oppenheim C., Griffiths J. & Citroen C. (red.), Perspectives in Information Management nr. 2. London: Bowker-Saur/Butterworth-Heinemann. 203-228.
Nederhof Anton J. & Van Raan A.F.J. (1989), A validation-study of bibliometic indicators - The comparative performance of cum laude doctorates in Chemistry, Scientometrics 17(5-6): 427-435.
Van Raan A. (1989), Michael Moravcsik (1928-89): In Memoriam, Social Studies of Science 19(4): 763-764.
Tijssen R.J.W. & Raan A.F.J. van (1989), Mapping co-word structures: a comparison of multidimensional scaling and LEXIMAPPE, Scientometrics 15(3-4): 283-295.
Nederhof Anton J. & Van Raan A.F.J. (1987), Citation theory and the ortega hypothesis, Scientometrics 12(5-6): 325-328.
Nederhof Anton J. & Van Raan A.F.J. (1987), Peer review and bibliometric indicators of scientific performance: A comparison of cum laude doctorates with ordinary doctorates in physics, Scientometrics 11(5-6): 333-350.
Tijssen R.J.W., Leeuw J. de & Raan A.F.J. van (1987), Quasi-correspondence analysis on square transaction matrices, Scientometrics 11(5-6): 347-361.

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