Thomas Herard
PhD candidate
- Name
- T. Herard
- Telephone
- 071 5272727
- herard@strw.leidenuniv.nl
- ORCID iD
- 0000-0003-2164-7949
PhD candidate
- Faculty of Science
- Sterrewacht
- Observatory Research
- Observational Study of Early Galaxy Assembly
- Shuntov M., Oesch P.A., Toft S., Meyer R.A., Covelo-Paz A., Paquereau L., Bouwens R.J., Brammer G., Gelli V., Giovinazzo E., Herard-Demanche T., Illingworth G.D., Mason C., Naidu R.P., Weibel A. & Xiao M. (2025), Constraints on the early Universe star formation efficiency from galaxy clustering and halo modeling of Hα and [O III] emitters, Astronomy and Astrophysics 699: A231.
- Herard-Demanche T., Bouwens R.J., Oesch P.A., Naidu R.P., Decarli R., Nelson E.J., Brammer G., Weibel A., Xiao M., Stefanon M., Walter F., Matthee J., Meyer R.A., Wuyts S., Reddy N., Rowland L., Leeuwen I. van, Haro P.A., Dannerbauer H., Shapley A.E., Chisholm J., van Dokkum P., Labbe I., Illingworth G., Schaerer D. & Shivaei I. (2025), Mapping dusty galaxy growth at z > 5 with FRESCO: detection of Hα in submm galaxy HDF850.1 and the surrounding overdense structures, Monthly Notices of the Royal Astronomical Society 537(2): 788-808.
- Schouws S., Bouwens R.J., Ormerod K., Smit R., Algera H., Sommovigo L., Hodge J., Ferrara A., Oesch P.A., Rowland L.E., Leeuwen I. van, Stefanon M., Herard-Demanche T., Fudamoto Y., Röttgering H. & Werf P. van der (2025), Detection of [O III]88μm in JADES-GS-z14-0 at z = 14.1793, The Astrophysical Journal 988(1): 19.
- Leeuwen I.F. van, Bouwens R.J., Hodge J.A., Werf P.P. van der, Algera H.S.B., Schouws S., Aravena M., Bowler R.A.A., Dayal P., Ferrara A., Fisher R., Fudamoto Y., Gulis C., Herard-Demanche T., Inami H., de Looze I., Pallottini A., Smit R., Sommovigo L. & Stefanon M. (2025), The ALMA REBELS survey: [O III]_88μm line scans of UV-bright z ≳ 7.6 galaxies, Monthly Notices of the Royal Astronomical Society 542(2): 1388-1402.
- Rowland L.E., Hodge J.A., Bouwens R.J., Mancera Piña P.E., Hygate A.P.S., Algera H., Aravena M., Bowler R., da Cunha E., Dayal P., Ferrara A., Herard T., Inami H., Leeuwen I.F. van, de Looze I., Oesch P., Pallottini A., Phillips S., Rybak M., Schouws S.T.M., Smit R., Sommovigo L., Stefanon M. & Werf P.P. van der (2024), REBELS-25: discovery of a dynamically cold disc galaxy at z = 7.31, Monthly Notices of the Royal Astronomical Society 535(3): 2068-2091.
- Matharu J., Nelson E.J., Brammer G., Oesch P.A., Allen N., Shivaei I., Naidu R.P., Chisholm J., Covelo-Paz A., Fudamoto Y., Giovinazzo E., Herard-Demanche T., Kerutt J., Kramarenko I., Marchesini D., Meyer R.A., Prieto-Lyon G., Reddy N., Shuntov M., Weibel A., Wuyts S. & Xiao M. (2024), A first look at spatially resolved star formation at 4.8 < z < 6.5 with JWST FRESCO NIRCam slitless spectroscopy, Astronomy and Astrophysics 690: A64.
- Xiao M., Oesch P.A., Elbaz D., Bing L., Nelson E.J., Weibel A., Illingworth G.D., van Dokkum P., Naidu R.P., Daddi E., Bouwens R.J., Matthee J., Wuyts S., Chisholm J., Brammer G., Dickinson M., Magnelli B., Leroy L., Schaerer D., Herard-Demanche T., Lim S., Barrufet L., Endsley R., Fudamoto Y., Gómez-Guijarro C., Gottumukkala R., Labbé I., Magee D., Marchesini D., Maseda M., Qin Y., Reddy N.A., Shapley A., Shivaei I., Shuntov M., Stefanon M., Whitaker K.E. & Wyithe J.S.B. (2024), Accelerated formation of ultra-massive galaxies in the first billion years, Nature 635(8038): 311-315.
- Meyer R.A., Oesch P.A., Giovinazzo E., Weibel A., Brammer G., Matthee J., Naidu R.P., Bouwens R.J., Chisholm J., Covelo-Paz A., Fudamoto Y., Maseda M., Nelson E., Shivaei I., Xiao M., Herard-Demanche T., Illingworth G.D., Kerutt J., Kramarenko I., Labbe I., Leonova E., Magee D., Matharu J., Prieto Lyon G., Reddy N., Schaerer D., Shapley A., Stefanon M., Wozniak M.A. & Wuyts S. (2024), JWST FRESCO: a comprehensive census of Hbeta + [O III] emitters at 6.8 < z < 9.0 in the GOODS fields, Monthly Notices of the Royal Astronomical Society 535(1): 1067-1094.
- Herard T. & Bouwens R.J. (2024), Massive dusty galaxies at high-redshifts: structuring the early Universe while breaking galaxy formation models, EAS2024, European Astronomical Society annual meeting. EAS2024, European Astronomical Society Annual Meeting 1 July 2024 - 5 July 2024. Geneva: European astronomical society. 2177.
- Herard T. & Bouwens R.J. (2024), Shedding the first (optical) light on HDF850.1 with JWST: a historical SMG in a crowded neighbourhood, EAS2024, European Astronomical Society annual meeting. EAS2024, European Astronomical Society Annual Meeting 1 July 2024 - 5 July 2024 1570.
- Oesch P.A., Brammer G., Naidu R.P., Bouwens R.J., Chisholm J., Illingworth G.D., Matthee J., Nelson E., Qin Y., Reddy N., Shapley A., Shivaei I., van Dokkum P., Weibel A., Whitaker K., Wuyts S., Covelo-Paz A., Endsley R., Fudamoto Y., Giovinazzo E., Herard T., Kerutt J., Kramarenko I., Labbe I., Leonova E., Lin J., Magee D., Marchesini D., Maseda M., Mason C., Matharu J., Meyer R.A., Neufeld C., Prieto Lyon G., Schaerer D., Sharma R., Shuntov M., Smit R., Stefanon M., Wyithe J.S.B. & Xiao M. (2023), The JWST FRESCO survey: legacy NIRCam/grism spectroscopy and imaging in the two GOODS fields, Monthly Notices of the Royal Astronomical Society 525(2): 2864-2874.
- Bouwens R.J., Stefanon M., Brammer G., Oesch P.A., Herard T., Illingworth G.D., Matthee J., Naidu R.P., van Dokkum P.G. & Leeuwen I.F. van (2023), Evolution of the UV LF from z~15 to z~8 using new JWST NIRCam medium-band observations over the HUDF/XDF, Monthly Notices of the Royal Astronomical Society 523(1): 1036-1055.