Publications

Prof. Michaela Hirschmann

Journal Articles

2024

What Are the Pillars of Reionization? Revising the AGN Luminosity Function at z ∼ 5

A. Grazian; E. Giallongo; K. Boutsia; S. Cristiani; F. Fontanot et al. 

ASTROPHYSICAL JOURNAL. 2024. Vol. 974, num. 1. DOI : 10.3847/1538-4357/ad6980.

The Complete CEERS Early Universe Galaxy Sample: A Surprisingly Slow Evolution of the Space Density of Bright Galaxies at z ∼ 8.5-14.5

S. L. Finkelstein; G. C. K. Leung; M. B. Bagley; M. Dickinson; H. C. Ferguson et al. 

Astrophysical Journal Letters. 2024. Vol. 969, num. 1, p. L2. DOI : 10.3847/2041-8213/ad4495.

Hidden Gems on a Ring: Infant Massive Clusters and Their Formation Timeline Unveiled by ALMA, HST, and JWST in NGC 3351

J. Sun; H. He; K. Batschkun; R. C. Levy; K. Emig et al. 

Astrophysical Journal. 2024. Vol. 967, num. 2, p. 133. DOI : 10.3847/1538-4357/ad3de6.

The First Quenched Galaxies: When and How?

L. Xie; G. De Lucia; F. Fontanot; M. Hirschmann; Y. M. Bahe et al. 

Astrophysical Journal Letters. 2024. Vol. 966, num. 1, p. L2. DOI : 10.3847/2041-8213/ad380a.

CEERS: Diversity of Lyα Emitters during the Epoch of Reionization

I. Jung; S. L. Finkelstein; P. A. Haro; M. Dickinson; H. C. Ferguson et al. 

Astrophysical Journal. 2024. Vol. 967, num. 1, p. 73. DOI : 10.3847/1538-4357/ad3913.

Tracing the rise of supermassive black holes A panchromatic search for faint, unobscured quasars at z ≥ 6 with COSMOS-Web and other surveys

I. T. Andika; K. Jahnke; M. Onoue; J. D. Silverman; I. K. Fitriana et al. 

Astronomy & Astrophysics. 2024. Vol. 685, p. A25. DOI : 10.1051/0004-6361/202349025.

New insight on the nature of cosmic reionizers from the CEERS survey

S. Mascia; L. Pentericci; A. Calabro; P. Santini; L. Napolitano et al. 

Astronomy & Astrophysics. 2024. Vol. 685, p. A3. DOI : 10.1051/0004-6361/202347884.

On the origin of globular clusters in a hierarchical universe

G. De Lucia; J. M. D. Kruijssen; S. Trujillo-Gomez; M. Hirschmann; L. Xie 

Monthly Notices Of The Royal Astronomical Society. 2024. Vol. 530, num. 3, p. 2760 – 2777. DOI : 10.1093/mnras/stae1006.

The effect of cosmic rays on the observational properties of the CGM

D. Defelippis; F. Bournaud; N. Bouche; E. Tollet; M. Farcy et al. 

Monthly Notices Of The Royal Astronomical Society. 2024. Vol. 530, num. 1, p. 52 – 65. DOI : 10.1093/mnras/stae837.

COSMOS-Web: Intrinsically Luminous z ≳ 10 Galaxy Candidates Test Early Stellar Mass Assembly

C. M. Casey; H. B. Akins; M. Shuntov; O. Ilbert; L. Paquereau et al. 

Astrophysical Journal. 2024. Vol. 965, num. 1, p. 98. DOI : 10.3847/1538-4357/ad2075.

The Origins of Gas Accreted by Supermassive Black Holes: The Importance of Recycled Gas

E. Choi; R. S. Somerville; J. P. Ostriker; M. Hirschmann; T. Naab 

Astrophysical Journal. 2024. Vol. 964, num. 1, p. 54. DOI : 10.3847/1538-4357/ad245a.

Extremely Red Galaxies at z=5-9 with MIRI and NIRSpec: Dusty Galaxies or Obscured Active Galactic Nuclei?

G. Barro; P. G. Perez-Gonzalez; D. D. Kocevski; E. J. McGrath; J. R. Trump et al. 

Astrophysical Journal. 2024. Vol. 963, num. 2, p. 128. DOI : 10.3847/1538-4357/ad167e.

Evolution of the Size-Mass Relation of Star-forming Galaxies Since z=5.5 Revealed by CEERS

E. Ward; A. de la Vega; B. Mobasher; E. J. Mcgrath; K. G. Iyer et al. 

Astrophysical Journal. 2024. Vol. 962, num. 2, p. 176. DOI : 10.3847/1538-4357/ad20ed.

CEERS Key Paper. VIII. Emission-line Ratios from NIRSpec and NIRCam Wide-Field Slitless Spectroscopy at z > 2

B. E. Backhaus; J. R. Trump; N. Pirzkal; G. Barro; S. L. Finkelstein et al. 

Astrophysical Journal. 2024. Vol. 962, num. 2, p. 195. DOI : 10.3847/1538-4357/ad1520.

CLASSY. VIII. Exploring the Source of Ionization with UV Interstellar Medium Diagnostics in Local High-z Analogs

M. Mingozzi; B. L. James; D. A. Berg; K. Z. Arellano-Cordova; A. Plat et al. 

Astrophysical Journal. 2024. Vol. 962, num. 1, p. 95. DOI : 10.3847/1538-4357/ad1033.

Environmental effects on satellite galaxies from the perspective of cold gas

H. Chen; L. Xie; J. Wang; W. Hu; G. De Lucia et al. 

Monthly Notices Of The Royal Astronomical Society. 2024. Vol. 528, num. 2, p. 2451 – 2463. DOI : 10.1093/mnras/stae162.

Uncovering a Massive z ∼ 7.7 Galaxy Hosting a Heavily Obscured Radio-loud Active Galactic Nucleus Candidate in COSMOS-Web

E. Lambrides; M. Chiaberge; A. S. Long; D. Liu; H. B. Akins et al. 

Astrophysical Journal Letters. 2024. Vol. 961, num. 1, p. L25. DOI : 10.3847/2041-8213/ad11ee.

2023

Probing the roles of orientation and multiscale gas distributions in shaping the obscuration of active galactic nuclei through cosmic time

A. Alonso-Tetilla; F. Shankar; F. Fontanot; N. Menci; M. Valentini et al. 

Monthly Notices Of The Royal Astronomical Society. 2023. Vol. 527, num. 4, p. 10878 – 10896. DOI : 10.1093/mnras/stad3265.

CEERS Key Paper. VII. JWST/MIRI Reveals a Faint Population of Galaxies at Cosmic Noon Unseen by Spitzer

A. Kirkpatrick; G. Yang; A. Le Bail; G. Troiani; E. F. Bell et al. 

Astrophysical Journal Letters. 2023. Vol. 959, num. 1, p. L7. DOI : 10.3847/2041-8213/ad0b14.

Spectral Templates Optimal for Selecting Galaxies at z > 8 with the JWST

R. L. Larson; T. A. Hutchison; M. Bagley; S. L. Finkelstein; L. Y. A. Yung et al. 

Astrophysical Journal. 2023. Vol. 958, num. 2, p. 141. DOI : 10.3847/1538-4357/acfed4.

BEAGLE-AGN I: simultaneous constraints on the properties of gas in star-forming and AGN narrow-line regions in galaxies

A. Vidal-Garcia; A. Plat; E. Curtis-Lake; A. Feltre; M. Hirschmann et al. 

Monthly Notices Of The Royal Astronomical Society. 2023. Vol. 527, num. 3, p. 7217 – 7241. DOI : 10.1093/mnras/stad3252.

The stellar mass function of quiescent galaxies in 2 < z < 2.5 protoclusters

A. H. Edward; M. L. Balogh; Y. M. Bahe; M. C. Cooper; N. A. Hatch et al. 

Monthly Notices Of The Royal Astronomical Society. 2023. Vol. 527, num. 3, p. 8598 – 8617. DOI : 10.1093/mnras/stad3751.

The connection between mergers and AGN activity in simulated and observed massive galaxies

R. S. Sharma; E. Choi; R. S. Somerville; G. F. Snyder; H. Jhee et al. 

Monthly Notices Of The Royal Astronomical Society. 2023. Vol. 527, num. 3, p. 9461 – 9479. DOI : 10.1093/mnras/stad3836.

Near-infrared emission line diagnostics for AGN from the local Universe to z ∼ 3

A. Calabro; L. Pentericci; A. Feltre; P. A. Haro; M. Radovich et al. 

Astronomy & Astrophysics. 2023. Vol. 679, p. A80. DOI : 10.1051/0004-6361/202347190.

MOSEL Survey: JWST Reveals Major Mergers/strong Interactions Drive the Extreme Emission Lines in the Early Universe

A. Gupta; R. Jaiswar; V. Rodriguez-Gomez; B. Forrest; K-V. Tran et al. 

Astrophysical Journal Letters. 2023. Vol. 957, num. 2, p. L35. DOI : 10.3847/2041-8213/ad0788.

Emission-line properties of IllustrisTNG galaxies: from local diagnostic diagrams to high-redshift predictions for JWST

M. Hirschmann; S. Charlot; A. Feltre; E. Curtis-Lake; R. S. Somerville et al. 

Monthly Notices Of The Royal Astronomical Society. 2023. Vol. 526, num. 3, p. 3610 – 3636. DOI : 10.1093/mnras/stad2955.

High-redshift metallicity calibrations for JWST spectra: insights from line emission in cosmological simulations

M. Hirschmann; S. Charlot; R. S. Somerville 

Monthly Notices Of The Royal Astronomical Society. 2023. Vol. 526, num. 3, p. 3504 – 3518. DOI : 10.1093/mnras/stad2745.

Two Massive, Compact, and Dust-obscured Candidate z ≃ 8 Galaxies Discovered by JWST

H. B. Akins; C. M. Casey; N. Allen; M. B. Bagley; M. Dickinson et al. 

Astrophysical Journal. 2023. Vol. 956, num. 1, p. 61. DOI : 10.3847/1538-4357/acef21.

COSMOS-Web: An Overview of the JWST Cosmic Origins Survey

C. M. Casey; J. S. Kartaltepe; N. E. Drakos; M. Franco; S. Harish et al. 

Astrophysical Journal. 2023. Vol. 954, num. 1, p. 31. DOI : 10.3847/1538-4357/acc2bc.

The filament determination depends on the tracer: comparing filaments based on dark matter particles and galaxies in the GAEA semi-analytical model

D. Zakharova; B. Vulcani; G. De Lucia; L. Xie; M. Hirschmann et al. 

Monthly Notices Of The Royal Astronomical Society. 2023. Vol. 525, num. 3, p. 4079 – 4092. DOI : 10.1093/mnras/stad2562.

Hidden Little Monsters: Spectroscopic Identification of Low-mass, Broad-line AGNs at z> 5 with CEERS

D. D. Kocevski; M. Onoue; K. Inayoshi; J. R. Trump; P. A. Haro et al. 

Astrophysical Journal Letters. 2023. Vol. 954, num. 1. DOI : 10.3847/2041-8213/ace5a0.

The Pandora project – I. The impact of radiation, magnetic fields, and cosmic rays on the baryonic and dark matter properties of dwarf galaxies

S. Martin-Alvarez; D. Sijacki; M. G. Haehnelt; M. Farcy; Y. Dubois et al. 

Monthly Notices Of The Royal Astronomical Society. 2023. Vol. 525, num. 3, p. 3806 – 3830. DOI : 10.1093/mnras/stad2559.

Kinematics of Galactic Centre clouds shaped by shear-seeded solenoidal turbulence

M. A. Petkova; J. M. D. Kruijssen; J. D. Henshaw; S. N. Longmore; S. C. O. Glover et al. 

Monthly Notices Of The Royal Astronomical Society. 2023. Vol. 525, num. 1, p. 962 – 968. DOI : 10.1093/mnras/stad2344.

Euclid preparation XXX. Performance assessment of the NISP red grism through spectroscopic simulations for the wide and deep surveys

L. Gabarra; C. Mancini; L. Rodriguez Munoz; G. Rodighiero; C. Sirignano et al. 

Astronomy & Astrophysics. 2023. Vol. 676, p. A34. DOI : 10.1051/0004-6361/202346177.

On the distribution of the cold neutral medium in galaxy discs

R. J. Smith; R. Tress; J. D. Soler; R. S. Klessen; S. C. O. Glover et al. 

Monthly Notices Of The Royal Astronomical Society. 2023. Vol. 524, num. 1, p. 873 – 885. DOI : 10.1093/mnras/stad1537.

Optical and mid-infrared line emission in nearby Seyfert galaxies

A. Feltre; C. Gruppioni; L. Marchetti; A. Mahoro; F. Salvestrini et al. 

Astronomy & Astrophysics. 2023. Vol. 675, p. A74. DOI : 10.1051/0004-6361/202245516.

Spectroscopic Confirmation of CEERS NIRCam-selected Galaxies at z similar or equal to 8-10

P. A. Haro; M. Dickinson; S. L. Finkelstein; S. Fujimoto; V. Fernandez et al. 

Astrophysical Journal Letters. 2023. Vol. 951, num. 1, p. L22. DOI : 10.3847/2041-8213/acdd54.

Resolving Galactic-scale Obscuration of X-Ray AGNs at z & GSIM; 1 with COSMOS-Web

J. D. Silverman; V. Mainieri; X. Ding; D. Liu; K. Jahnke et al. 

Astrophysical Journal Letters. 2023. Vol. 951, num. 2, p. L41. DOI : 10.3847/2041-8213/acdef4.

CEERS Key Paper. VI. JWST/MIRI Uncovers a Large Population of Obscured AGN at High Redshifts

G. Yang; K. I. Caputi; C. Papovich; P. Arrabal Haro; M. B. Bagley et al. 

Astrophysical Journal Letters. 2023. Vol. 950, num. 1, p. L5. DOI : 10.3847/2041-8213/acd639.

Fuelling the nuclear ring of NGC 1097

M. C. Sormani; A. T. Barnes; J. Sun; S. K. Stuber; E. Schinnerer et al. 

Monthly Notices Of The Royal Astronomical Society. 2023. Vol. 523, num. 2, p. 2918 – 2927. DOI : 10.1093/mnras/stad1554.

An Atlas of Color-selected Quiescent Galaxies at z > 3 in Public JWST Fields

F. Valentino; G. Brammer; K. M. L. Gould; V. Kokorev; S. Fujimoto et al. 

Astrophysical Journal. 2023. Vol. 947, num. 1, p. 20. DOI : 10.3847/1538-4357/acbefa.

Solar Wind Protons in the Diamagnetic Cavity at Comet 67P/Churyumov-Gerasimenko

C. Goetz; L. Scharre; C. S. Wedlund; A. Moeslinger; H. Nilsson et al. 

Journal Of Geophysical Research-Space Physics. 2023. Vol. 128, num. 4, p. e2022JA031249. DOI : 10.1029/2022JA031249.

CEERS Key Paper. I. An Early Look into the First 500 Myr of Galaxy Formation with JWST

S. L. Finkelstein; M. B. Bagley; H. C. Ferguson; S. M. Wilkins; J. S. Kartaltepe et al. 

Astrophysical Journal Letters. 2023. Vol. 946, num. 1, p. L13. DOI : 10.3847/2041-8213/acade4.

CEERS Epoch 1 NIRCam Imaging: Reduction Methods and Simulations Enabling Early JWST Science Results

M. B. Bagley; S. L. Finkelstein; A. M. Koekemoer; H. C. Ferguson.; P. A. Haro. et al. 

Astrophysical Journal Letters. 2023. Vol. 946, num. 1, p. L12. DOI : 10.3847/2041-8213/acbb08.

The Physical Conditions of Emission-line Galaxies at Cosmic Dawn from JWST/NIRSpec Spectroscopy in the SMACS 0723 Early Release Observations

J. R. Trump; P. A. Haro; R. C. Simons; B. E. Backhaus; R. O. Amorin et al. 

Astrophysical Journal. 2023. Vol. 945, num. 1, p. 35. DOI : 10.3847/1538-4357/acba8a.

The star formation history and the nature of the mass-metallicity relation of passive galaxies at 1.0 < z < 1.4 from VANDELS

P. Saracco; F. La Barbera; R. De Propris; D. Bevacqua; D. Marchesini et al. 

Monthly Notices Of The Royal Astronomical Society. 2023. Vol. 520, num. 2, p. 3027 – 3048. DOI : 10.1093/mnras/stad241.

PHANGS-JWST First Results: Rapid Evolution of Star Formation in the Central Molecular Gas Ring of NGC 1365

E. Schinnerer; E. Emsellem; J. D. Henshaw; D. Liu; S. E. Meidt et al. 

Astrophysical Journal Letters. 2023. Vol. 944, num. 2, p. L15. DOI : 10.3847/2041-8213/acac9e.

Semi-analytic forecasts for Roman – the beginning of a new era of deep-wide galaxy surveys

L. Y. A. Yung; R. S. Somerville; S. L. Finkelstein; P. Behroozi; R. Dave et al. 

Monthly Notices Of The Royal Astronomical Society. 2023. Vol. 519, num. 1, p. 1578 – 1600. DOI : 10.1093/mnras/stac3595.

PHANGS-JWST First Results: Multiwavelength View of Feedback-driven Bubbles (the Phantom Voids) across NGC 628

A. T. Barnes; E. J. Watkins; S. E. Meidt; K. Kreckel; M. C. Sormani et al. 

Astrophysical Journal Letters. 2023. Vol. 944, num. 2, p. L22. DOI : 10.3847/2041-8213/aca7b9.

Magnetic fields do not suppress global star formation in low metallicity dwarf galaxies

D. J. Whitworth; R. J. Smith; R. S. Klessen; M-M. Mac Low; S. C. O. Glover et al. 

Monthly Notices Of The Royal Astronomical Society. 2023. Vol. 520, num. 1, p. 89 – 106. DOI : 10.1093/mnras/stad105.

Study of backward Brillouin scattering in gas-filled anti-resonant fibers

M. Galal; L. Zhang; S. Gao; Y. Wang; L. Thévenaz 

APL Photonics. 2023. Vol. 8, num. 8, p. 086104. DOI : 10.1063/5.0151018.

2022

A Long Time Ago in a Galaxy Far, Far Away: A Candidate z similar to 12 Galaxy in Early JWST CEERS Imaging

S. L. Finkelstein; M. B. Bagley; P. A. Haro; M. Dickinson; H. C. Ferguson et al. 

Astrophysical Journal Letters. 2022. Vol. 940, num. 2, p. L55. DOI : 10.3847/2041-8213/ac966e.

From starburst to quenching: merger-driven evolution of the star formation regimes in a shell galaxy

J. Petersson; F. Renaud; O. Agertz; A. Dekel; P-A. Duc 

Monthly Notices Of The Royal Astronomical Society. 2022. Vol. 518, num. 3, p. 3261 – 3273. DOI : 10.1093/mnras/stac3136.

Enhanced Signal-Associated Noise in a φ-OTDR System

M. Galal; S. Sebastian; L. Thévenaz 

IEEE Access. 2022. Vol. 10, p. 44974 – 44981. DOI : 10.1109/ACCESS.2022.3170243.

The Metallicity Distribution Function in Outer Halo Fields of Simulated Elliptical Galaxies Compared to Observations of NGC 5128

E. Choi; J. P. Ostriker; M. Hirschmann; R. S. Somerville; T. Naab 

Astrophysical Journal. 2022. Vol. 929, num. 2, p. 113. DOI : 10.3847/1538-4357/ac5d47.

2021

On the Measurement Accuracy of Coherent Rayleigh-based Distributed Sensors

M. Galal; S. Sebastian; Z. Yang; L. Zhang; S. Zaslawski et al. 

Optics Express. 2021. Vol. 29, num. 26, p. 42538 – 42552. DOI : 10.1364/OE.442790.

2020

Distributed and dynamic strain sensing with high spatial resolution and large measurable strain range

L. Zhang; Z. Yang; N. Gorbatov; R. Davidi; M. Galal et al. 

Optics Letters. 2020. Vol. 45, num. 18, p. 5020 – 5023. DOI : 10.1364/OL.395922.

Conference Papers

2023

New Avenues in Optical Fiber Sensing Using Gas

L. Thévenaz; F. Yang; F. Gyger; L. Zhang; M. Galal et al. 

2023. 28th International Conference on Optical Fiber Sensors, Hamamatsu, Japan, November 20-24, 2023. DOI : 10.1364/OFS.2023.W5.1.

Study on the possibility of Φ-OTDR sensing in hollow-core fibres

Y. Yang; M. Galal; L. Thévenaz 

2023. European Workshop on Optical Fibre Sensors (EWOFS 2023), Mons, Belgium, May 23-26, 2023. DOI : 10.1117/12.2679743.

2022

Analytical prediction of the final error due to noise in a ϕ-OTDR system

Y. Yang; M. Galal; S. Sebastian; L. Zhang; L. Thévenaz 

2022. 27th International Conference on Optical Fiber Sensors, Alexandria, Virginia, USA, 29 August–2 September 2022. DOI : 10.1364/OFS.2022.Th4.60.

Distributed Temperature Sensing Using Gas-filled Conjoined-tube Anti-resonant Fiber

M. Galal; L. Zhang; S. Gao; Y. Wang; L. Thévenaz 

2022. 27th International Conference on Optical Fiber Sensors, Alexandria, Virginia, USA, 29 August–2 September 2022. DOI : 10.1364/OFS.2022.Tu2.3.

2021

Determination of the Measurement Accuracy of a Phase-sensitive OTDR

M. Galal; S. Sebastian; Z. Yang; L. Thévenaz 

2021. OSA Optical Sensors and Sensing Congress 2021 (AIS, FTS, HISE, SENSORS, ES), Washington, DC United States, July 19-23, 2021. DOI : 10.1364/SENSORS.2021.SM5A.5.

Distributed Temperature Sensing Based on φ-OTDR Using Back-reflection-enhanced Fiber

M. Galal; S. Sebastian; L. Zhang; L. Thévenaz 

2021. CLEO: Science and Innovations 2021Conference on Lasers and Electro-Optics, San Jose, California, United States, May 9-17, 2021. DOI : 10.1364/CLEO_SI.2021.STu1A.3.

Theses

2022

Investigating Novel Optical Fibres for More Advanced Distributed Optical Fibre Sensing

M. M. H. O. M. Galal / L. Thévenaz (Dir.)  

Lausanne, EPFL, 2022. 

Talks

2021

Spontaneous Brillouin Scattering in Gas-filled Anti-resonant Fibre

M. Galal; L. Zhang; F. Yang; S. Sebastian; S. Gao et al. 

Frontiers in Optics + Laser Science 2021, Online, November 1–4, 2021.

Dr. Robin Tress

Journal Articles

2024

Hidden Gems on a Ring: Infant Massive Clusters and Their Formation Timeline Unveiled by ALMA, HST, and JWST in NGC 3351

J. Sun; H. He; K. Batschkun; R. C. Levy; K. Emig et al. 

Astrophysical Journal. 2024. Vol. 967, num. 2, p. 133. DOI : 10.3847/1538-4357/ad3de6.

2023

Kinematics of Galactic Centre clouds shaped by shear-seeded solenoidal turbulence

M. A. Petkova; J. M. D. Kruijssen; J. D. Henshaw; S. N. Longmore; S. C. O. Glover et al. 

Monthly Notices Of The Royal Astronomical Society. 2023. Vol. 525, num. 1, p. 962 – 968. DOI : 10.1093/mnras/stad2344.

On the distribution of the cold neutral medium in galaxy discs

R. J. Smith; R. Tress; J. D. Soler; R. S. Klessen; S. C. O. Glover et al. 

Monthly Notices Of The Royal Astronomical Society. 2023. Vol. 524, num. 1, p. 873 – 885. DOI : 10.1093/mnras/stad1537.

Fuelling the nuclear ring of NGC 1097

M. C. Sormani; A. T. Barnes; J. Sun; S. K. Stuber; E. Schinnerer et al. 

Monthly Notices Of The Royal Astronomical Society. 2023. Vol. 523, num. 2, p. 2918 – 2927. DOI : 10.1093/mnras/stad1554.

The PHANGS-JWST Treasury Survey: Star Formation, Feedback, and Dust Physics at High Angular Resolution in Nearby GalaxieS

J. C. Lee; K. M. Sandstrom; A. K. Leroy; D. A. Thilker; E. Schinnerer et al. 

Astrophysical Journal Letters. 2023. Vol. 944, num. 2, p. L17. DOI : 10.3847/2041-8213/acaaae.

PHANGS-JWST First Results: Rapid Evolution of Star Formation in the Central Molecular Gas Ring of NGC 1365

E. Schinnerer; E. Emsellem; J. D. Henshaw; D. Liu; S. E. Meidt et al. 

Astrophysical Journal Letters. 2023. Vol. 944, num. 2, p. L15. DOI : 10.3847/2041-8213/acac9e.

PHANGS-JWST First Results: Multiwavelength View of Feedback-driven Bubbles (the Phantom Voids) across NGC 628

A. T. Barnes; E. J. Watkins; S. E. Meidt; K. Kreckel; M. C. Sormani et al. 

Astrophysical Journal Letters. 2023. Vol. 944, num. 2, p. L22. DOI : 10.3847/2041-8213/aca7b9.

Magnetic fields do not suppress global star formation in low metallicity dwarf galaxies

D. J. Whitworth; R. J. Smith; R. S. Klessen; M-M. Mac Low; S. C. O. Glover et al. 

Monthly Notices Of The Royal Astronomical Society. 2023. Vol. 520, num. 1, p. 89 – 106. DOI : 10.1093/mnras/stad105.

Dr. Farcy Marion

Journal Articles

2024

The effect of cosmic rays on the observational properties of the CGM

D. Defelippis; F. Bournaud; N. Bouche; E. Tollet; M. Farcy et al. 

Monthly Notices Of The Royal Astronomical Society. 2024. Vol. 530, num. 1, p. 52 – 65. DOI : 10.1093/mnras/stae837.

2023

The Pandora project – I. The impact of radiation, magnetic fields, and cosmic rays on the baryonic and dark matter properties of dwarf galaxies

S. Martin-Alvarez; D. Sijacki; M. G. Haehnelt; M. Farcy; Y. Dubois et al. 

Monthly Notices Of The Royal Astronomical Society. 2023. Vol. 525, num. 3, p. 3806 – 3830. DOI : 10.1093/mnras/stad2559.

Dr. Adèle Plat

Journal Articles

2024

CLASSY. VIII. Exploring the Source of Ionization with UV Interstellar Medium Diagnostics in Local High-z Analogs

M. Mingozzi; B. L. James; D. A. Berg; K. Z. Arellano-Cordova; A. Plat et al. 

Astrophysical Journal. 2024. Vol. 962, num. 1, p. 95. DOI : 10.3847/1538-4357/ad1033.

2023

Emission-line properties of IllustrisTNG galaxies: from local diagnostic diagrams to high-redshift predictions for JWST

M. Hirschmann; S. Charlot; A. Feltre; E. Curtis-Lake; R. S. Somerville et al. 

Monthly Notices Of The Royal Astronomical Society. 2023. Vol. 526, num. 3, p. 3610 – 3636. DOI : 10.1093/mnras/stad2955.

Jonathan Petersson

Journal Articles

2022

From starburst to quenching: merger-driven evolution of the star formation regimes in a shell galaxy

J. Petersson; F. Renaud; O. Agertz; A. Dekel; P-A. Duc 

Monthly Notices Of The Royal Astronomical Society. 2022. Vol. 518, num. 3, p. 3261 – 3273. DOI : 10.1093/mnras/stac3136.

Lucie Scharré

Journal Articles

2023

Solar Wind Protons in the Diamagnetic Cavity at Comet 67P/Churyumov-Gerasimenko

C. Goetz; L. Scharre; C. S. Wedlund; A. Moeslinger; H. Nilsson et al. 

Journal Of Geophysical Research-Space Physics. 2023. Vol. 128, num. 4, p. e2022JA031249. DOI : 10.1029/2022JA031249.

Dr. Malak Galal

Journal Articles

2023

Study of backward Brillouin scattering in gas-filled anti-resonant fibers

M. Galal; L. Zhang; S. Gao; Y. Wang; L. Thévenaz 

APL Photonics. 2023. Vol. 8, num. 8, p. 086104. DOI : 10.1063/5.0151018.

2022

Enhanced Signal-Associated Noise in a φ-OTDR System

M. Galal; S. Sebastian; L. Thévenaz 

IEEE Access. 2022. Vol. 10, p. 44974 – 44981. DOI : 10.1109/ACCESS.2022.3170243.

2021

On the Measurement Accuracy of Coherent Rayleigh-based Distributed Sensors

M. Galal; S. Sebastian; Z. Yang; L. Zhang; S. Zaslawski et al. 

Optics Express. 2021. Vol. 29, num. 26, p. 42538 – 42552. DOI : 10.1364/OE.442790.

2020

Distributed and dynamic strain sensing with high spatial resolution and large measurable strain range

L. Zhang; Z. Yang; N. Gorbatov; R. Davidi; M. Galal et al. 

Optics Letters. 2020. Vol. 45, num. 18, p. 5020 – 5023. DOI : 10.1364/OL.395922.

Conference Papers

2023

Novel low-temperature fiber sensing technique using Brillouin scattering in gas

Y. Yang; M. A. Soto; L. Thévenaz 

2023. 28th International Conference on Optical Fiber Sensors (OFS-28), Hamamatsu, Japan, November 20-24, 2023. DOI : 10.1364/OFS.2023.F2.3.

New Avenues in Optical Fiber Sensing Using Gas

L. Thévenaz; F. Yang; F. Gyger; L. Zhang; M. Galal et al. 

2023. 28th International Conference on Optical Fiber Sensors, Hamamatsu, Japan, November 20-24, 2023. DOI : 10.1364/OFS.2023.W5.1.

Study on the possibility of Φ-OTDR sensing in hollow-core fibres

Y. Yang; M. Galal; L. Thévenaz 

2023. European Workshop on Optical Fibre Sensors (EWOFS 2023), Mons, Belgium, May 23-26, 2023. DOI : 10.1117/12.2679743.

2022

Analytical prediction of the final error due to noise in a ϕ-OTDR system

Y. Yang; M. Galal; S. Sebastian; L. Zhang; L. Thévenaz 

2022. 27th International Conference on Optical Fiber Sensors, Alexandria, Virginia, USA, 29 August–2 September 2022. DOI : 10.1364/OFS.2022.Th4.60.

Distributed Temperature Sensing Using Gas-filled Conjoined-tube Anti-resonant Fiber

M. Galal; L. Zhang; S. Gao; Y. Wang; L. Thévenaz 

2022. 27th International Conference on Optical Fiber Sensors, Alexandria, Virginia, USA, 29 August–2 September 2022. DOI : 10.1364/OFS.2022.Tu2.3.

2021

Determination of the Measurement Accuracy of a Phase-sensitive OTDR

M. Galal; S. Sebastian; Z. Yang; L. Thévenaz 

2021. OSA Optical Sensors and Sensing Congress 2021 (AIS, FTS, HISE, SENSORS, ES), Washington, DC United States, July 19-23, 2021. DOI : 10.1364/SENSORS.2021.SM5A.5.

Distributed Temperature Sensing Based on φ-OTDR Using Back-reflection-enhanced Fiber

M. Galal; S. Sebastian; L. Zhang; L. Thévenaz 

2021. CLEO: Science and Innovations 2021Conference on Lasers and Electro-Optics, San Jose, California, United States, May 9-17, 2021. DOI : 10.1364/CLEO_SI.2021.STu1A.3.

Theses

2022

Investigating Novel Optical Fibres for More Advanced Distributed Optical Fibre Sensing

M. M. H. O. M. Galal / L. Thévenaz (Dir.)  

Lausanne, EPFL, 2022. 

2018

Distributed analyses using distinct classes of Brillouin scatterings in optical fibres

D. Chow Ming Chia / L. Thévenaz (Dir.)  

Lausanne, EPFL, 2018. 

Talks

2021

Spontaneous Brillouin Scattering in Gas-filled Anti-resonant Fibre

M. Galal; L. Zhang; F. Yang; S. Sebastian; S. Gao et al. 

Frontiers in Optics + Laser Science 2021, Online, November 1–4, 2021.