LK
L. Kaper
astro-ph.SRastro-ph.GAastro-phastro-ph.HEastro-ph.COastro-ph.IMastro-ph.EPISM: cloudsISM: dustISM: lines and bands
On Valency
published · living versionsW_xqevda5t·v1 · currentpublished
Massive stars on the verge of exploding: the properties of oxygen sequence Wolf-Rayet stars
with F. Tramper, S. M. Straal, D. Sanyal, H. Sana +5
1 version
Preprints & journals
194 papers in the corpus · 1995–2026Why do massive stars form bow shocks? Bulk ISM motion as the main driver of bow shock formation and geometry2608.05946v2 · J. van den Eijnden, L. Kaper2026 · 0 citationsarXiv
OB runaway stars originating in the Vel OB1 association2604.11988v1 · N. Azatyan, L. Kaper, A. Samsonyan et al.2026 · 0 citationsarXiv
Origin of the Most Recently Ejected OB Runaway Star from the R136 Cluster.40743204 · Portegies Zwart, Simon, Stoop, Mitchel, Kaper, Lex et al.2025 · 2 citationsPhysical review letters. 2025;135(2):021201
Investigating silicate, carbon, and water in the diffuse interstellar medium: the first shots from WISCI2506.20033v1 · S.T. Zeegers, Jonathan P. Marshall, Karl D. Gordon et al.2025 · 4 citationsarXiv
The wind properties of O-type stars at sub-SMC metallicity2503.23932v1 · Ciar'an Furey, O. Grace Telford, Alex de Koter et al.2025 · 3 citationsA&A 698, A9 (2025)
X-Shooting ULLYSES: massive stars at low metallicity: XII. The clumped winds of O-type (super)giants in the Large Magellanic Cloud2503.14687v1 · Sarah A. Brands, Frank Backs, Alex de Koter et al.2025 · 8 citationsA&A 697, A54 (2025)
ALMA detections of circumstellar disks in the giant Hii region M17. Probing the intermediate- to high-mass pre-main-sequence population2412.11797v1 · J. Poorta, M. Hogerheijde, A. de Koter et al.2024 · 2 citationsA&A 694, A295 (2025)
X-Shooting ULLYSES: Massive stars at low metallicity VI. Atmosphere and mass-loss properties of O-type giants in the Small Magellanic Cloud2411.06884v1 · Frank Backs, S. A. Brands, A. de Koter et al.2024 · 0 citationsarXiv
Two waves of massive stars running away from the young cluster R136.39385024 · Stoop, Mitchel, de Koter, Alex, Kaper, Lex et al.2024 · 20 citationsNature. 2024;634(8035):809-812
Properties of intermediate- to high-mass stars in the young cluster M17 -- Characterizing the (pre-)zero-age main sequence2408.11713v1 · Frank Backs, S. A. Brands, M. C. Ram'irez-Tannus et al.2024 · 0 citationsarXiv
The spectroscopic binary fraction of the young stellar cluster M172408.08116v1 · M.C. Ram'irez-Tannus, A.R. Derkink, F. Backs et al.2024 · 8 citationsA&A 690, A178 (2024)
Rapid Response Mode observations of GRB 160203A: Looking for fine-structure line variability at z=3.522406.18754v1 · G. Pugliese, A. Saccardi, V. D Elia et al.2024 · 1 citationA&A 690, A35 (2024)
Searching for stellar population in the molecular cloud GRSMC 045.49+00.042406.05091v1 · N. Azatyan, E. Nikoghosyan, A. Samsonyan et al.2024 · 2 citationsarXiv
Disk Evolution Study Through Imaging of Nearby Young Stars (DESTINYS): PDS 111, an old T Tauri star with a young-looking disk2406.04160v1 · Annelotte Derkink, Christian Ginski, Paola Pinilla et al.2024 · 9 citationsarXiv
The early evolution of young massive clusters. II. The kinematic history of NGC 6618 / M 172311.04174v1 · Mitchel Stoop, Annelotte Derkink, Lex Kaper et al.2023 · 0 citationsarXiv
Spectroscopic variability of massive pre-main-sequence stars in M172310.04287v1 · A.R. Derkink, M.C. Ram'irez-Tannus, L. Kaper et al.2023 · 4 citationsarXiv
The EDIBLES survey VI. Searching for time variations of interstellar absorption features2308.14027v1 · Amin Farhang, Jonathan Smoker, Nick L.J. Cox et al.2023 · 2 citationsA&A 678, A148 (2023)
Swift Deep Galactic Plane Survey Classification of Swift J170800$-$402551.8 as a Candidate Intermediate Polar Cataclysmic Variable2307.13959v3 · B. O'Connor, E. Gogus, J. Hare et al.2023 · 3 citationsarXiv
The Swift Deep Galactic Plane Survey (DGPS) Phase-I Catalog2306.14354v3 · B. O'Connor, C. Kouveliotou, P. A. Evans et al.2023 · 1 citationarXiv
Identification of 1RXS J165424.6-433758 as a polar cataclysmic variable2306.05576v2 · B. O'Connor, J. Brink, D. A. H. Buckley et al.2023 · 4 citationsarXiv
X-Shooting ULLYSES: massive stars at low metallicity. I. Project Description2305.06376v3 · Jorick S. Vink, A. Mehner, P.A. Crowther et al.2023 · 63 citationsA&A 675, A154 (2023)
Massive pre-main-sequence stars in M17: and overtone CO bandhead emission and the thermal infrared2305.01436v1 · J. Poorta, M.C. Ram'irez-Tannus, A. de Koter et al.2023 · 8 citationsA&A 676, A122 (2023)
Extinction towards the cluster R136 in the Large Magellanic Cloud: An extinction law from the near-infrared to the ultraviolet2303.09374v1 · Sarah A. Brands, Alex de Koter, Joachim M. Bestenlehner et al.2023 · 6 citationsA&A 673, A132 (2023)
Massive pre-main-sequence stars in M17 -- Modelling hydrogen and dust in MYSO disks2301.06819v1 · Frank Backs, J. Poorta, Ch. Rab et al.2023 · 8 citationsA&A 671, A13 (2023)
The early evolution of young massive clusters: The kinematic history of NGC6611 / M162207.08452v2 · Mitchel Stoop, Lex Kaper, Alex de Koter et al.2022 · 24 citationsA&A 670, A108 (2023)
Spectroscopic Line Modeling of the Fastest Rotating O-type Stars2204.07473v1 · Katherine Shepard, Douglas R. Gies, Lex Kaper et al.2022 · 0 citationsarXiv
The R136 star cluster dissected with Hubble Space Telescope/STIS. III. The most massive stars and their clumped winds2202.11080v1 · Sarah A. Brands, Alex de Koter, Joachim M. Bestenlehner et al.2022 · 121 citationsA&A 663, A36 (2022)
Identification of an X-ray Pulsar in the BeXRB system IGR J18219$-$13472111.12592v2 · B. O'Connor, E. Gogus, D. Huppenkothen et al.2021 · 5 citationsarXiv
Fine structure in the luminosity function in young stellar populations with Gaia DR22108.11787v1 · Difeng Guo, Alex de Koter, Lex Kaper et al.2021 · 6 citationsarXiv
Confirming NGC 6231 as the parent cluster of the runaway high-mass X-ray binary HD 153919/4U 1700-37 with Gaia DR22108.12918v1 · Vincent van der Meij, Difeng Guo, Lex Kaper et al.2021 · 20 citationsarXiv
A relation between the radial velocity dispersion of young clusters and their age: Evidence for hardening as the formation scenario of massive close binaries2101.01604v1 · M.C. Ram'irez-Tannus, F. Backs, A. de Koter et al.2021 · 30 citationsA&A 645, L10 (2021)
MOSAIC: the high-multiplex and multi-IFU spectrograph for the ELT2012.08393v1 · Rub'en S'anchez-Janssen, Francois Hammer, Simon Morris et al.2020 · 5 citationsarXiv
MOSAIC on the ELT: high-multiplex spectroscopy to unravel the physics of stars and galaxies from the dark ages to the present-day2011.03549v2 · F. Hammer, S. Morris, J.G. Cuby et al.2020 · 3 citationsarXiv
VLT/X-shooter spectroscopy of massive young stellar objects in the 30 Doradus region of the Large Magellanic Cloud2002.02690v1 · M.L. van Gelder, L. Kaper, J. Japelj et al.2020 · 13 citationsA&A 636, A54 (2020)
The young stellar content of the giant HII regions M8, G333.6-0.2, and NGC6357 with VLT/KMOS1911.09558v1 · M.C. Ram'irez-Tannus, J. Poorta, A. Bik et al.2019 · 11 citationsA&A 633, A155 (2020)
HST/COS Spectra of the Wind Lines of VFTS 102 and 2851911.09675v1 · Katherine Shepard, Douglas R. Gies, Kathryn V. Lester et al.2019 · 8 citationsarXiv
Simulating MOS science on the ELT: Ly forest tomography1911.00021v2 · J. Japelj, C. Laigle, M. Puech et al.2019 · 24 citationsA&A 632, A94 (2019)
Discovery and Identification of MAXI J1621-501 as a Type I X-ray Burster with a Super-Orbital Period1908.03590v2 · Nicholas M. Gorgone, Chryssa Kouveliotou, Hitoshi Negoro et al.2019 · 3 citationsarXiv
New constraints on the physical conditions in H-bearing GRB-host damped Lyman- absorbers1908.02309v1 · K. E. Heintz, J. Bolmer, C. Ledoux et al.2019 · 15 citationsA&A 629, A131 (2019)
Stellar Physics with High-Resolution UV Spectropolarimetry1908.01545v1 · Julien Morin, Jean-Claude Bouret, Coralie Neiner et al.2019 · 4 citationsarXiv
BlueMUSE: Project Overview and Science Cases1906.01657v4 · Johan Richard, Roland Bacon, J'er'emy Blaizot et al.2019 · 34 citationsarXiv
On the dust properties of high redshift molecular clouds and the connection to the 2175 Å extinction bump1904.04301v2 · K. E. Heintz, T. Zafar, A. De Cia et al.2019 · 11 citationsarXiv
Signatures of a jet cocoon in early spectra of a supernova associated with a γ-ray burst.30651614 · Izzo, L, de Ugarte Postigo, A, Maeda, K et al.2026 · 146 citationsNature. 2019;565(7739):324-327
Cold gas in the early Universe. Survey for neutral atomic-carbon in GRB host galaxies at 1 < z < 6 from optical afterglow spectroscopy1810.11064v1 · K. E. Heintz, C. Ledoux, J. P. U. Fynbo et al.2018 · 23 citationsA&A 621, A20 (2019)
Evidence for diffuse molecular gas and dust in the hearts of gamma-ray burst host galaxies1810.06403v1 · J. Bolmer, C. Ledoux, P. Wiseman et al.2018 · 60 citationsA&A 623, A43 (2019)
Quiescent X-ray variability in the neutron star Be/X-ray transient GRO J1750-271809.10264v2 · A. Rouco Escorial, R. Wijnands, L. S. Ootes et al.2018 · 7 citationsA&A 630, A105 (2019)
Diffuse interstellar bands in the HII region M17: Insights into their relation with the total-to-selective visual extinction 1808.10226v1 · M.C. Ram'irez-Tannus, N.L.J. Cox, L. Kaper et al.2018 · 18 citationsA&A 620, A52 (2018)
The ELT-MOS (MOSAIC): towards the construction phase1807.00720v2 · Simon Morris, Francois Hammer, Pascal Jagourel et al.2018 · 6 citationsarXiv
Host galaxies of SNe Ic-BL with and without long gamma-ray bursts1806.10613v1 · J. Japelj, S. D. Vergani, R. Salvaterra et al.2018 · 43 citationsA&A 617, A105 (2018)
Simulating Surveys for ELT-MOSAIC: Status of the MOSAIC Science Case after Phase A1806.03296v1 · M. Puech, C. J. Evans, K. Disseau et al.2018 · 7 citationsarXiv
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