Dr

Romain

Thomas

School of Computer Science

Head of Research Software Engineering

romain.thomas@sheffield.ac.uk

Regent Court (CS)

Full contact details

Dr Romain Thomas
School of Computer Science
Regent Court (CS)

211 Portobello

Sheffield

S1 4DP

Profile

Dr Romain Thomas is the Head of Research Software Engineering at the University of Sheffield. His role is to lead a group of research software engineers (RSEs) who are collaborating with research groups at the University to deliver high quality research software.

Before coming to Sheffield, Romain was a Staff Astronomer at the European Southern Observatory (ESO) in Chile where he was leading software projects for data quality control at the Very Large Telescopes.

Research interests: Software, Open source, Open research, FAIR, Data

Publications

Journal articles

Thomas R & Dammer E (2025) STON: SofTware for petrOgraphic visualisatioN. Journal of Open Source Software, 10(115), 8144-8144.
Méndez-Hernández H, Cassata P, Ibar E, Amorín R, Aravena M, Bardelli S, Cucciati O, Garilli B, Giavalisco M, Guaita L , Hathi N et al (2022) Metal content of the circumgalactic medium around star-forming galaxies at z ∼ 2.6 as revealed by the VIMOS Ultra-Deep Survey. Astronomy & Astrophysics, 666, A56-A56.
Lemaux BC, Cucciati O, Le Fèvre O, Zamorani G, Lubin LM, Hathi N, Ilbert O, Pelliccia D, Amorín R, Bardelli S , Cassata P et al (2022) The VIMOS Ultra Deep Survey: The reversal of the star-formation rate − density relation at 2 <z< 5. Astronomy & Astrophysics, 662, A33-A33.
Thomas R, Pentericci L, Le Fèvre O, Koekemoer AM, Castellano M, Cimatti A, Fontanot F, Gargiulo A, Garilli B, Talia M , Amorín R et al (2021) Less and more IGM-transmitted galaxies from z ∼ 2.7 to z ∼ 6 from VANDELS and VUDS. Astronomy & Astrophysics, 650, A63-A63.
Garilli B, McLure R, Pentericci L, Franzetti P, Gargiulo A, Carnall A, Cucciati O, Iovino A, Amorin R, Bolzonella M , Bongiorno A et al (2021) The VANDELS ESO public spectroscopic survey. Astronomy & Astrophysics, 647, A150-A150.
Thomas R (2021) SPARTAN: Maximizing the use of spectro-photometric observational data during template fitting. Astronomy and Computing, 34, 100427-100427.
Le Fèvre O, Béthermin M, Faisst A, Jones GC, Capak P, Cassata P, Silverman JD, Schaerer D, Yan L, Amorin R , Bardelli S et al (2020) The ALPINE-ALMA [CII] survey. Astronomy & Astrophysics, 643, A1-A1.
Solarz A, Thomas R, Montenegro-Montes FM, Gromadzki M, Donoso E, Koprowski M, Wyrzykowski L, Diaz CG, Sani E & Bilicki M (2020) Spectroscopic observations of the machine-learning selected anomaly catalogue from the AllWISE Sky Survey. Astronomy & Astrophysics, 642, A103-A103.
Thomas R, Pentericci L, Le Fevre O, Zamorani G, Schaerer D, Amorin R, Castellano M, Carnall AC, Cristiani S, Cullen F , Finkelstein SL et al (2020) The intergalactic medium transmission towards z ≳ 4 galaxies with VANDELS and the impact of dust attenuation. Astronomy & Astrophysics, 634, A110-A110.
Thomas R (2020) SEDOBS: A tool to create simulated galaxy observations. Astronomy and Computing, 30, 100354-100354.
Thomas R, Le Fèvre O, Zamorani G, Lemaux BC, Hibon P, Koekemoer A, Hathi N, Maccagni D, Cassata P, Cassarà LP , Bardelli S et al (2019) The most massive, passive, and oldest galaxies at 0.5 < z < 2.1: Downsizing signature from galaxies selected from Mg_UV index. Astronomy & Astrophysics, 630, A145-A145.
Thomas R (2019) dfitspy: a dfits|fitsort implementation in python. Journal of Open Source Software, 4(35), 1249-1249.
Cucciati O, Lemaux BC, Zamorani G, Le Fèvre O, Tasca LAM, Hathi NP, Lee K-G, Bardelli S, Cassata P, Garilli B , Le Brun V et al (2018) The progeny of a cosmic titan: a massive multi-component proto-supercluster in formation at z = 2.45 in VUDS. Astronomy & Astrophysics, 619, A49-A49.
Pentericci L, McLure RJ, Garilli B, Cucciati O, Franzetti P, Iovino A, Amorin R, Bolzonella M, Bongiorno A, Carnall AC , Castellano M et al (2018) The VANDELS ESO public spectroscopic survey: Observations and first data release. Astronomy & Astrophysics, 616, A174-A174.
Lemaux BC, Le Fèvre O, Cucciati O, Ribeiro B, Tasca LAM, Zamorani G, Ilbert O, Thomas R, Bardelli S, Cassata P , Hathi NP et al (2018) The VIMOS Ultra-Deep Survey: Emerging from the dark, a massive proto-cluster at z ~ 4.57. Astronomy & Astrophysics, 615, A77-A77.
Guaita L, Talia M, Pentericci L, Verhamme A, Cassata P, Lemaux BC, Orlitova I, Ribeiro B, Schaerer D, Zamorani G , Garilli B et al (2017) The VIMOS Ultra Deep Survey. Astronomy & Astrophysics, 606, A19-A19.
Thomas R, Le Fèvre O, Scodeggio M, Cassata P, Garilli B, Le Brun V, Lemaux BC, Maccagni D, Pforr J, Tasca LAM , Zamorani G et al (2017) The extended epoch of galaxy formation: Age dating of ~3600 galaxies with 2 <z< 6.5 in the VIMOS Ultra-Deep Survey. Astronomy & Astrophysics, 602, A35-A35.
Marchi F, Pentericci L, Guaita L, Ribeiro B, Castellano M, Schaerer D, Hathi NP, Lemaux BC, Grazian A, Le Fèvre O , Garilli B et al (2017) New constraints on the average escape fraction of Lyman continuum radiation in z ~ 4 galaxies from the VIMOS Ultra Deep Survey (VUDS). Astronomy & Astrophysics, 601, A73-A73.
Tasca LAM, Le Fèvre O, Ribeiro B, Thomas R, Moreau C, Cassata P, Garilli B, Le Brun V, Lemaux BC, Maccagni D , Pentericci L et al (2017) The VIMOS Ultra Deep Survey first data release: Spectra and spectroscopic redshifts of 698 objects up to z_spec ~ 6 in CANDELS. Astronomy & Astrophysics, 600, A110-A110.
Thomas R, Le Fèvre O, Le Brun V, Cassata P, Garilli B, Lemaux BC, Maccagni D, Pentericci L, Tasca LAM, Zamorani G , Zucca E et al (2017) VIMOS Ultra-Deep Survey (VUDS): IGM transmission towards galaxies with 2.5 < z < 5.5 and the colour selection of high-redshift galaxies. Astronomy & Astrophysics, 597, A88-A88.
Cassarà LP, Maccagni D, Garilli B, Scodeggio M, Thomas R, Le Fèvre O, Zamorani G, Schaerer D, Lemaux BC, Cassata P , Le Brun V et al (2016) Effect of the star formation histories on theSFR-M_∗relation atz≥ 2. Astronomy & Astrophysics, 593, A9-A9.
Hathi NP, Le Fèvre O, Ilbert O, Cassata P, Tasca LAM, Lemaux BC, Garilli B, Le Brun V, Maccagni D, Pentericci L , Thomas R et al (2016) The VIMOS Ultra Deep Survey: Lyαemission and stellar populations of star-forming galaxies at 2 < z < 2.5. Astronomy & Astrophysics, 588, A26-A26.
Guaita L, Pentericci L, Grazian A, Vanzella E, Nonino M, Giavalisco M, Zamorani G, Bongiorno A, Cassata P, Castellano M , Garilli B et al (2016) Limits on the LyC signal fromz~ 3 sources with secure redshift and HST coverage in the E-CDFS field. Astronomy & Astrophysics, 587, A133-A133.
Grazian A, Giallongo E, Gerbasi R, Fiore F, Fontana A, Le Fèvre O, Pentericci L, Vanzella E, Zamorani G, Cassata P , Garilli B et al (2016) The Lyman continuum escape fraction of galaxies atz= 3.3 in the VUDS-LBC/COSMOS field. Astronomy & Astrophysics, 585, A48-A48.
Durkalec A, Le Fèvre O, Pollo A, de la Torre S, Cassata P, Garilli B, Le Brun V, Lemaux BC, Maccagni D, Pentericci L , Tasca LAM et al (2015) Evolution of clustering length, large-scale bias, and host halo mass at 2 <z< 5 in the VIMOS Ultra Deep Survey (VUDS). Astronomy & Astrophysics, 583, A128-A128.
Tasca LAM, Le Fèvre O, Hathi NP, Schaerer D, Ilbert O, Zamorani G, Lemaux BC, Cassata P, Garilli B, Le Brun V , Maccagni D et al (2015) The evolving star formation rate:M_⋆relation and sSFR sincez≃ 5 from the VUDS spectroscopic survey. Astronomy & Astrophysics, 581, A54-A54.
Le Fèvre O, Tasca LAM, Cassata P, Garilli B, Le Brun V, Maccagni D, Pentericci L, Thomas R, Vanzella E, Zamorani G , Zucca E et al (2015) The VIMOS Ultra-Deep Survey: ~10 000 galaxies with spectroscopic redshifts to study galaxy assembly at early epochs 2 <z≃ 6. Astronomy & Astrophysics, 576, A79-A79.
Durkalec A, Le Fèvre O, de la Torre S, Pollo A, Cassata P, Garilli B, Le Brun V, Lemaux BC, Maccagni D, Pentericci L , Tasca LAM et al (2015) Stellar mass to halo mass relation from galaxy clustering in VUDS: a high star formation efficiency atz≃ 3. Astronomy & Astrophysics, 576, L7-L7.
Cassata P, Tasca LAM, Le Fèvre O, Lemaux BC, Garilli B, Le Brun V, Maccagni D, Pentericci L, Thomas R, Vanzella E , Zamorani G et al (2015) The VIMOS Ultra-Deep Survey (VUDS): fast increase in the fraction of strong Lyman-αemitters fromz= 2 toz= 6. Astronomy & Astrophysics, 573, A24-A24.
Lemaux BC, Cucciati O, Tasca LAM, Le Fèvre O, Zamorani G, Cassata P, Garilli B, Le Brun V, Maccagni D, Pentericci L , Thomas R et al (2014) VIMOS Ultra-Deep Survey (VUDS): Witnessing the assembly of a massive cluster atz~ 3.3. Astronomy & Astrophysics, 572, A41-A41.
Cucciati O, Zamorani G, Lemaux BC, Bardelli S, Cimatti A, Le Fèvre O, Cassata P, Garilli B, Le Brun V, Maccagni D , Pentericci L et al (2014) Discovery of a rich proto-cluster atz= 2.9 and associated diffuse cold gas in the VIMOS Ultra-Deep Survey (VUDS). Astronomy & Astrophysics, 570, A16-A16.
Amorín R, Sommariva V, Castellano M, Grazian A, Tasca LAM, Fontana A, Pentericci L, Cassata P, Garilli B, Le Brun V , Le Fèvre O et al (2014) Discovering extremely compact and metal-poor, star-forming dwarf galaxies out toz~ 0.9 in the VIMOS Ultra-Deep Survey. Astronomy & Astrophysics, 568, L8-L8.
Ilbert O, McCracken HJ, Le Fèvre O, Capak P, Dunlop J, Karim A, Renzini MA, Caputi K, Boissier S, Arnouts S , Aussel H et al (2013) Mass assembly in quiescent and star-forming galaxies sincez≃ 4 from UltraVISTA. Astronomy & Astrophysics, 556, A55-A55.
Romero GE, Thomas R & Pérez D (2012) Gravitational Entropy of Black Holes and Wormholes. International Journal of Theoretical Physics, 51(3), 925-942.
McLure RJ, Pentericci L, Cimatti A, Dunlop JS, Elbaz D, Fontana A, Nandra K, Amorin R, Bolzonella M, Bongiorno A , Carnall AC et al () The VANDELS ESO public spectroscopic survey. Monthly Notices of the Royal Astronomical Society.
Amorín R, Fontana A, Pérez-Montero E, Castellano M, Guaita L, Grazian A, Le Fèvre O, Ribeiro B, Schaerer D, Tasca LAM , Thomas R et al () Correction: Corrigendum: Analogues of primeval galaxies two billion years after the Big Bang. Nature Astronomy, 1(4).
Amorín R, Fontana A, Pérez-Montero E, Castellano M, Guaita L, Grazian A, Fèvre OL, Ribeiro B, Schaerer D, Tasca LAM , Thomas R et al () Analogues of primeval galaxies two billion years after the Big Bang. Nature Astronomy, 1(3).

Conference proceedings

Thomas R, Berg T, Mehner A, de Wit W-J & Brillant S (2020) The SCUBA project: First layer of quality control at the Paranal Observatory. Observatory Operations: Strategies, Processes, and Systems VIII (pp 10-10), 14 December 2020 - 18 December 2020.

Preprints

Thomas R, Pentericci L, Fèvre OL, Koekemoer AM, Castellano M, Cimatti A, Fontanot F, Gargiulo A, Garilli B, Talia M , Amorín R et al (2021) The less and the more IGM transmitted galaxies from z~2.7 to z~6 from VANDELS and VUDS.
Thomas R, Pentericci L, Fèvre OL, Zamorani G, Schaerer D, Amorin R, Castellano M, Carnall AC, Cristiani S, Cullen F , Finkelstein SL et al (2019) The Intergalactic medium transmission towards z>4 galaxies with VANDELS and the impact of dust attenuation.
Thomas R, Fèvre OL, Zamorani G, Lemaux BC, Hibon P, Koekemoer A, Hathi N, Maccagni D, Cassata P, Cassarà LP , Bardelli S et al (2019) The most massive, passive, and oldest galaxies at 0.5 < z < 2.1: Downsizing signature from galaxies selected from MgUV index.
Thomas R, Fèvre OL, Cassata VLBP, Garilli B, Lemaux BC, Maccagni D, Pentericci L, Tasca LAM, Zamorani G, Zucca E , Amorin R et al (2014) The VIMOS Ultra-Deep Survey (VUDS): IGM transmission towards galaxies with 2.5