WK
Wolfram Kollatschny
astro-ph.GAastro-ph.COastro-phastro-ph.HEastro-ph.SRastro-ph.IM
On Valency
published · living versionsW_kppczsme·v1 · currentpublished
HETDEX Public Source Catalog 1: 220K Sources Including Over 50K Lyman Alpha Emitters from an Untargeted Wide-area Spectroscopic Survey
with Erin Mentuch Cooper, Karl Gebhardt, Dustin Davis, Daniel J. Farrow +41
1 version
Preprints & journals
105 papers in the corpus · 1998–2026Population III Host Candidates at : Strong He II and Absent UV Metal Lines in HETDEX Ly Emitters2609.16134v1 · Mahan Mirza Khanlari, Dustin Davis, Karl Gebhardt et al.2026 · 0 citationsarXiv
HETDEX Public Data Release 1: Source Catalog 2 and Data Cubes from ~90 sq deg of Integral-Field Optical Spectroscopy2606.04208v1 · Erin Mentuch Cooper, Karl Gebhardt, Dustin Davis et al.2026 · 2 citationsApJS, 284, 67 (2026)
A Comprehensive Study of Morphology and Kinematics in Extended Nebulae Around UV Luminous Quasars at 2605.01981v2 · Zhuoqi Liu, Sean D. Johnson, Eric F. Bell et al.2026 · 0 citationsarXiv
Emission-line Variable Active Galactic Nuclei at Cosmic Noon from HETDEX2603.18519v1 · Chenxu Liu, Fanchuan Kong, Erin Mentuch Cooper et al.2026 · 1 citationarXiv
Extreme line profile variations in the repeating changing-look active galactic nucleus IRAS23226-38432601.15979v1 · Wolfram Kollatschny, Dirk Grupe, Hartmut Winkler et al.2026 · 3 citationsarXiv
First reverberation mapping of a Bowen fluorescence line2512.15497v2 · Martin W. Ochmann, Edward M. Cackett, Lukas Diehl et al.2025 · 0 citationsarXiv
Emission-Line and Continuum Reverberation Mapping of the NLS1 Galaxy WPVS 482511.09153v1 · M.A. Probst, W. Kollatschny, M.W. Ochmann et al.2025 · 0 citationsarXiv
Multiwavelength continuum, emission line and BAL variability with prominent PV absorption in the X-ray-weakest quasar PG0043+0392510.04733v1 · Wolfram Kollatschny, Norbert Schartel, Malte A. Probst et al.2025 · 0 citationsarXiv
The HETDEX Survey: Probing neutral hydrogen in the circumgalactic medium of ~88,000 Lyman Alpha Emitters2507.15942v1 · Mahan Mirza Khanlari, Karl Gebhardt, Laurel H. Weiss et al.2025 · 0 citationsarXiv
Long Term Reverberation Mapping of Iron Coronal Lines in MKN 1102506.04337v1 · Charles Yin, Andy Lawrence, Martin Ward et al.2025 · 2 citationsarXiv
Double-peaked Ca II traces a relativistic broad-line region disk in NGC 45932503.21994v2 · M.W. Ochmann, P.M. Weilbacher, M.A. Probst et al.2025 · 3 citationsA&A 697, L5 (2025)
The Morphology and Kinematics of a Giant, Symmetric Nebula Around a Radio-Loud Quasar 3C$\,$57: Extended Rotating Gas or Biconical Outflows?2503.12597v1 · Zhuoqi (Will) Liu, Sean D. Johnson, Jennifer I-Hsiu Li et al.2025 · 2 citationsarXiv
Broad-Line Region Characterization in Dozens of Active Galactic Nuclei Using Small-Aperture Telescopes2411.07847v1 · Catalina Sobrino Figaredo, Doron Chelouche, Martin Haas et al.2024 · 4 citationsarXiv
Evidence for gravitational self-lensing of the central supermassive black hole binary in the Seyfert galaxy NGC 15662409.11209v1 · Wolfram Kollatschny, Doron Chelouche2024 · 6 citationsarXiv
Discovery of optically emitting circumgalactic nebulae around the majority of UV-luminous quasars at intermediate redshift2404.00088v2 · Sean D. Johnson, Zhuoqi Will Liu, Jennifer I. Li et al.2024 · 12 citationsarXiv
The transient event in NGC 1566 from 2017 to 2019 -- I. An eccentric accretion disk and a turbulent, disk-dominated broad-line region unveiled by double-peaked Ca II and O I lines2402.12054v3 · M.W. Ochmann, W. Kollatschny, M.A. Probst et al.2024 · 19 citationsA&A 686, A17 (2024)
Changing-look NLS1 galaxies, their detection with SVOM, and the case of NGC 15662401.10600v1 · D. W. Xu, S. Komossa, D. Grupe et al.2024 · 1 citationarXiv
Absorption Troughs of Lyman Alpha Emitters in HETDEX2401.02490v1 · Laurel H. Weiss, Dustin Davis, Karl Gebhardt et al.2024 · 0 citationsarXiv
MAGIC: Muse gAlaxy Groups In Cosmos -- A survey to probe the impact of environment on galaxy evolution over the last 8 Gyr2312.00924v4 · B. Epinat, T. Contini, W. Mercier et al.2023 · 13 citationsA&A, 683, A205 (2024)
The Pre-explosion Environments and The Progenitor of SN 2023ixf from the Hobby Eberly Telescope Dark Energy Experiment (HETDEX)2311.10400v1 · Chenxu Liu, Xinlei Chen, Xinzhong Er et al.2023 · 14 citationsarXiv
The first comprehensive study of a giant nebula around a radio-quiet quasar in the Universe2309.00053v3 · Zhuoqi Will Liu, Sean D. Johnson, Jennifer I-Hsiu Li et al.2023 · 7 citationsarXiv
HETDEX Public Source Catalog 1 -- Stacking 50K Lyman Alpha Emitters2307.03096v1 · Dustin Davis, Karl Gebhardt, Erin Mentuch Cooper et al.2023 · 11 citationsarXiv
UM462, a local green pea galaxy analogue under the MUSE magnifying glass2304.06096v3 · Ana Monreal-Ibero, Peter M. Weilbacher, Genoveva Micheva et al.2023 · 8 citationsA&A 674, A210 (2023)
The Stellar Mass - Black Hole Mass Relation at Down to Determined by HETDEX2303.02929v1 · Yechi Zhang, Masami Ouchi, Karl Gebhardt et al.2023 · 19 citationsarXiv
The HETDEX Survey: Emission Line Exploration and Source Classification2301.01799v1 · Dustin Davis, Karl Gebhardt, Erin Mentuch Cooper et al.2023 · 25 citationsarXiv
HETDEX Public Source Catalog 1: 220K Sources Including Over 50K Lyman Alpha Emitters from an Untargeted Wide-area Spectroscopic Survey2301.01826v1 · Erin Mentuch Cooper, Karl Gebhardt, Dustin Davis et al.2023 · 50 citationsarXivon Valency
Searching for Supernovae in HETDEX Data Release 32212.08444v1 · J. Vinko, B. P. Thomas, J. C. Wheeler et al.2022 · 3 citationsarXiv
The outburst of the changing-look AGN IRAS23226-3843 in 20192212.07270v1 · Wolfram Kollatschny, Dirk Grupe, Michael L. Parker et al.2022 · 17 citationsA&A 670, A103 (2023)
The MUSE Hubble Ultra Deep Field surveys: Data release II2211.08493v2 · Roland Bacon, Jarle Brinchmann, Simon Conseil et al.2022 · 119 citationsA&A 670, A4 (2023)
The Active Galactic Nuclei in the Hobby-Eberly Telescope Dark Energy Experiment Survey (HETDEX) III. A red quasar with extremely high equivalent widths showing powerful outflows2210.12679v1 · Chenxu Liu, Karl Gebhardt, Wolfram Kollatschny et al.2022 · 4 citationsarXiv
Directly tracing cool filamentary accretion over >100 kpc into the interstellar medium of a quasar host at z=12209.04245v2 · Sean D. Johnson, Joop Schaye, Gregory L. Walth et al.2022 · 23 citationsarXiv
Stellar Populations of Lyman-alpha Emitting Galaxies in the HETDEX Survey I: An Analysis of LAEs in the GOODS-N Field2208.01660v1 · Adam P. McCarron (UT Austin), Steven L. Finkelstein (UT Austin), Oscar A. Chavez Ortiz (UT Austin) et al.2022 · 13 citationsarXiv
The Active Galactic Nuclei in the Hobby-Eberly Telescope Dark Energy Experiment Survey (HETDEX) II. Luminosity Function2207.11801v1 · Chenxu Liu, Karl Gebhardt, Erin Mentuch Cooper et al.2022 · 8 citationsarXiv
The Active Galactic Nuclei in the Hobby-Eberly Telescope Dark Energy Experiment Survey (HETDEX) I. Sample selection2204.13658v2 · Chenxu Liu, Karl Gebhardt, Erin Mentuch Cooper et al.2022 · 17 citationsarXiv
The Great Slump: Mrk926 reveals discrete and varying Balmer line satellite components during a drastic phase of decline2110.10051v2 · Wolfram Kollatschny, Martin W. Ochmann, Shai Kaspi et al.2021 · 5 citationsA&A 657, A122 (2022)
The Hobby-Eberly Telescope Dark Energy Experiment (HETDEX) Survey Design, Reductions, and Detections2110.04298v1 · Karl Gebhardt, Erin Mentuch Cooper, Robin Ciardullo et al.2021 · 115 citationsarXiv
Recovery and analysis of rest-frame UV emission lines in 2052 galaxies observed with MUSE at 2108.01713v1 · K. B. Schmidt, J. Kerutt, L. Wisotzki et al.2021 · 28 citationsA&A 654, A80 (2021)
A galaxy cluster in the innermost Zone of Avoidance, close to the radio phoenix VLSSJ2217.5+5942105.07714v1 · W. Kollatschny, H. Meusinger, M. Hoeft et al.2021 · 1 citationA&A 652, A24 (2021)
The MUSE Extremely Deep Field: the Cosmic Web in Emission at High Redshift2102.05516v1 · Roland Bacon, David Mary, Thibault Garel et al.2021 · 80 citationsA&A 647, A107 (2021)
Optical emission lines in the most massive galaxies: morphology, kinematics and ionisation properties2012.07882v1 · I. Pagotto, D. Krajnovi'c, M. den Brok et al.2020 · 12 citationsA&A 649, A63 (2021)
The MUSE Hubble Ultra Deep Field Survey. XV. The mean rest-UV spectra of Ly-alpha emitters at z>32007.01878v2 · Anna Feltre, Michael V. Maseda, Roland Bacon et al.2020 · 35 citationsA&A 641, A118 (2020)
Probing the AGN Unification Model at redshift z 3 with MUSE observations of giant Ly nebulae2005.01732v2 · J. S. den Brok, S. Cantalupo, R. Mackenzie et al.2020 · 23 citationsarXiv
Dust Reverberation of 3C273: torus structure and lag -- luminosity relation2004.10244v1 · Catalina Sobrino Figaredo, Martin Haas, Michael Ramolla et al.2020 · 20 citationsarXiv
Optical and X-ray discovery of the changing-look AGN IRAS23226-3843 showing extremely broad and double-peaked Balmer profiles2004.01711v1 · W. Kollatschny, D. Grupe, M.L. Parker et al.2020 · 25 citationsA&A 638, A91 (2020)
Stellar populations and physical properties of starbursts in the Antennae galaxy from self-consistent modelling of MUSE spectra1912.08151v1 · M. L. P. Gunawardhana, J. Brinchmann, P. M. Weilbacher et al.2019 · 16 citationsarXiv
NGC6240: A triple nucleus system in the advanced or final state of merging1910.12813v2 · W. Kollatschny, P.M. Weilbacher, M.W. Ochmann et al.2019 · 63 citationsA&A 633, A79 (2020)
A stellar census in globular clusters with MUSE: A spectral catalogue of emission-line sources1909.05872v1 · Fabian Gottgens, Tim-Oliver Husser, Sebastian Kamann et al.2019 · 22 citationsA&A 631, A118 (2019)
Discovery of an old nova remnant in the Galactic globular cluster M 221904.11515v1 · Fabian Gottgens, Peter M. Weilbacher, Martin M. Roth et al.2019 · 17 citationsA&A 626, A69 (2019)
Exploring HeII${\lambda}$1640 emission line properties at 1902.05960v1 · Themiya Nanayakkara, Jarle Brinchmann, Leindert Boogaard et al.2019 · 64 citationsA&A 624, A89 (2019)
The large and small scale properties of the intergalactic gas in the Slug Ly-alpha nebula revealed by MUSE HeII emission observations1811.11783v2 · Sebastiano Cantalupo, Gabriele Pezzulli, Simon J. Lilly et al.2018 · 112 citationsarXiv
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