2,470 search results for “rare earth elements value chain” in the Public website
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Zeta-values of arithmetic schemes at negative integers and Weil-étale cohomology
This work is dedicated to interpreting in cohomological terms the special values of zeta functions of arithmetic schemes.
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Watch Back: Earth Day Event
Last week we organized an event together with the Green Office from the Bucerius Law School. We wondered: how realistic is UBI as an option to create a more sustainable society? More than 100 people signed-up to join us to find an answer to this question.
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Plural Gender: Behavioral evidence for plural as a value of Cushitic gender with reference to Konso
On July 5th, Mulugeta Tarekegne Tsegaye succesfully defended his doctoral thesis and graduated. The Leiden University Centre for Linguistics congratulates Mulugeta on this great result.
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Benjamin Sprecher
Science
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Valuing lives and deaths: an ethnography of life insurance amongst African Americans in New Orleans
Part of ‘Moralising Misfortune: A comparative anthropology of commercial insurance’, an ERC Consolidator project of Erik Bähre.
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Economic value of non-timber forest products among Paser Indigenous People of East Kalimantan
Promotor: G.A. Persoon, Co-promotor: H.H. de Iongh
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Leiden University launches Earth Observation platform
A new online platform makes it possible to estimate the state of agricultural crops and nature area’s around the world. This enables scientists and other users to consistently combine observations of different satellites for the first time.
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Podcast: students decipher a rare Chinese document
Last February, Leiden University Libraries (UBL) acquired a rare Chinese manuscript dating back to the Ming Dynasty. Three Chinese Studies students got the opportunity to decipher the edict (dated 1582) during their internships. In this UBLpodcast they share their findings.
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UBL acquires rare Chinese Miao album
Leiden University Libraries (UBL) has been able to acquire an exceptional two-volume Miao album. The acquisition was made possible by the Rombouts Fund for Chinese collections. The extraordinarily well-preserved work contains 70 full-page paintings on silk, depicting non-Chinese peoples in the area…
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The Future of Ports, and Beyond: Research on Values, Heritage and Port City Futures in the Netherlands
Central to Port City Futures is the concept of ‘values.’ We contend that greater understanding of values is crucial for improving the often-contentious processes of transition port cities are undergoing. Ports are often sites where large industrial areas border dense urban and rural ones, shaping both…
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Translating science into treatments of rare metabolic disorders
Leiden biotech startup Azafaros has successfully completed a funding round, raising 25 million euros of investments for developing treatments of rare metabolic disorders. The company holds exclusive license to a library of novel patented compounds discovered by experts from Leiden University.
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ESA grant to improve the Earth's 'digital twin'
Global warming, deforestation, nature conservation. All major environmental challenges that call for major measures. To see what the effects of these measures are, observation data from the Earth is used. Researchers at LIACS receive €90,000 from the European Space Agency (ESA). With this they are investigating…
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World news: eleven asteroids on a collision course with Earth
The discovery that eleven asteroids might collide with our Earth has become world news. The research of three Leiden astronomers has appeared on more than 190 news sites worldwide, from America to China. They developed and trained an artificial neural network for this discovery.
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Earth is more resilient than was thought
We have to do all we can to stop climate change. But: the Earth is more resilient than we thought. That is the surprising conclusion of an international team of ecologists and mathematicians, which included Leiden mathematician Arjen Doelman. The team discovered that ecosystems can still avoid tipping…
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The added value of multimedia to repeated story book reading in preschool age
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Leiden astronomers discover potential near-Earth objects
Three Leiden astronomers have shown that some asteroids that are considered harmless for now, can collide with Earth in the future. They did their research with the help of an artificial neural network. The results have been accepted for publication in the journal Astronomy & Astrophysics.
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The hunt for an earth-like exoplanet
Astronomer Frans Snik searches for extraterrestrial life. He doesn’t so much look at stars as at the ‘exoplanets’ alongside them.
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Early Colonial Mosaics, Transculturation within Ceramic Repertoires in the Spanish Colonial Caribbean 1495-1562
What can continuity and change in the manufacturing of locally made ceramics from the early colonials Spanish towns of Concepción de la Vega, Cotuí and Nueva Cádiz (1492-1600) tell us about the choices people made in ceramic production as a reaction the the changing social environment?
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Rare medieval bookmark found in Leiden University Library
A rare medieval bookmark emerged in Leiden University Library. Book historian Erik Kwakkel found the disk in an archive of manuscript descriptions called the Bibliotheca Neerlandica Manuscripta. It was likely put their in the early twentieth century by Willem de Vreese, who made the descriptions. The…
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Reconstructing Object Biographies
We live in a world of things and people in the past must have been as closely entangled with their material surroundings as we are now. In the Laboratory for Artefact Studies Van Gijn takes a close look at the biographies of objects: what kind of raw material an object is made off and what is its provenience,…
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implementation of BioSolarCells, Early stage assessment of environmental value propositions
What performance criteria does a new technology have to fulfill in order to be added to the list of future energy options and what constraints exist in terms of broad market penetration?
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New rare species named after Hortus prefect Paul Kessler
A new plant species was named after Paul Kessler, prefect of the Leiden Hortus botanicus. Kessler discovered the small tree, which is related to the kiwifruit, himself.
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Rare jade vine flowers in Hortus botanicus in Leiden
The jade vine (Strongylodon macrobotrys) is flowering at the Hortus botanicus in Leiden. The plant started producing multiple flower clusters three weeks ago and the first ones are now in full bloom.
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Topology of polymer chains under nanoscale confinement: insights into genome folding
This month, a paper was published in Nanoscale by scientists from Dr. Alireza Mashaghi group at the Systems Biomedicine and Pharmacology Division in collaboration with the group of Dr. Sander Tans from TU Delft/AMOLF. In this paper, the authors studied how nanoscale spatial confinement affects the fold…
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Growth and Transport properties of (Rare Earth)TiO3 / SrTiO3 interfaces
PhD Defence
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The technology-resources-sustanability nexus: Rare Earth metals and socioeconomic scenarios
Lecture
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Intercellular Skin Barrier Lipid Composition and Organization in Netherton Syndrome Patients
Netherton Syndrome (NTS) is a rare genetic skin disease caused by mutations in the serine protease inhibitor Kazal-type 5 gene, which encodes the lympho-epithelial Kazal-type-related inhibitor. NTS patients have a profound impaired skin barrier function. Because SC lipids play a crucial role in the…
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Takeovers and Value Creation: Comparative Perspectives
In an academic workshop at University of California, Davis School of Law on 26 April 2019 Jelle Nijland and Tim Verdoes presented the preliminary results of the research they conducted in cooperation with Thy Pham and Maaike Lyklama a Nijeholt. The aim of the workshop was to facilitate an in-depth comparative…
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Predictive value of semi-physiological models for clearance of renally excreted drugs across the paediatric age range
The kidneys play a major role in the elimination of drugs. In children, the exact age-related physiological changes underlying kidney function remain largely unknown.
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Solution for Critical Raw Materials - an European Export Network (SCRREEN)
Where and how are critical materials currently used and how can this information be used to develop scenarios about their future demand.
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Nicolas Navarre
Science
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José Mogollón
Science
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Opportunity and Problem in Context (OPiC). A framework for environmental management in developing countries
Promotor: W.T. de Groot
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Furthering Public Leadership
In the research project ‘Furthering public leadership’ the Leiden Leadership Centre collaborates with several public organisations in order to obtain academic insights on public leadership and to develop leadership in practice. This allows for evidence-based development of public leadership and direct…
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From Satellite to Supply Chain: New Approaches Connect Earth Observation to Economic Decisions
Lecture
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Research Prof.Dr. Arjen Doelman selected within Mathematics of Planet Earth program NWO
The research project ‘Adaptive Semi-Strong Ecosystem Dynamics’ of Prof.Dr. Arjen Doelman is selected for funding as one of the 7 research projects within the program Mathematics of Planet Earth (MPE) of NWO.
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The Golden Dawn verdict and the inescapable element of language
On 7 October, a court in Athens, Greece, convicted leaders of the far-right Golden Dawn party as directing a criminal organization. Marina Terkourafi, professor of Sociolinguistics, discusses the landmark ruling for the Leiden International Studies Blog.
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Leiden planetary experts want to study seven ‘Earths’ in more detail
Astronomers have discovered seven Earth-like planets around a dwarf star in our galaxy. Three of these planets are located in the habitable zone of this star, and may contain liquid water. ‘The next step is to study the atmospheres for signs of life. In Leiden we are experts in that area,‘ says planetary…
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Natalia Donner
Faculteit Archeologie
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Susan van den Brink
Science
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Franco Donati
Science
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Abiotic depletion in LCIA
Possible improvements for the assessment of abiotic depletion in LCA.
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Circular economy essential to keep the earth turning
A circular economy in which all resources are reused is a prerequisite for a sustainable world. As EU president, the Netherlands can give a firm impetus to this economic shift. This is the message of Leiden Professor of Industrial Ecology, Arnold Tukker, in his inaugural lecture on 26 February.
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ALL-IN meta-analysis
Science is typically a patchwork of research contributions without much coordination. Especially in clinical trials, the follow-up studies that we do fail to be the most promising.
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Resolving gas-phase metallicity in galaxies
Galaxies are environments where gas coalesces, cools, and is converted into stars. However, it remains unclear the exact mechanisms through which galaxies acquire, redistribute and lose their gas.
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The impact of climate variability on the ecology of a lion (Panthera leo Linnaeus 1758) population and lion livestock conflicts in the Amboseli
Promotor: Prof.dr. G.R. de Snoo, Prof.dr. G.A. Persoon
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the Arctic to the tropics: researchers present a unique database on Earth’s vegetation
Which plant species grow where - and why? In a new study in Nature Ecology & Evolution, an international research team presents the world's first global vegetation database which contains over 1.1 million complete lists of plant species for all terrestrial ecosystems. Leiden professor of Environmental…
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Current challenges in statistical DNA evidence evaluation
Promotor: R.D. Gill, F. Taroni
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UN Youth Delegate Dennis Jansen: 'We live as if there are ten earths'
Alumnus Dennis Jansen was recently elected as Youth Delegate at the United Nations. For the next two years, he is committed to the area of Sustainable Development and will discuss this topic with young people.
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History of Leiden University
Read on these pages all about the history of Leiden University, the oldest university in the Netherlands. The Academia Lugduna Batava was founded in 1575 and its motto is: Libertatis Praesidium ('Bastion of Freedom').