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C. Hahn

0000-0003-1197-0902
astro-ph.COastro-ph.GAastro-ph.IMcs.LGastro-ph.SRcs.AIastro-ph.EPastro-ph.HEcosmologyCosmology

On Valency

published · living versions
W_ff35x35x·v1 · currentpublished
The Backup Program of the Dark Energy Spectroscopic Instrument's Milky Way Survey
with Arjun Dey, Sergey E. Koposov, Joan R. Najita, Andrew P. Cooper +64
1 version
W_p8te8rsq·v1published
Construction of the Damped Lyαα Absorber Catalog for DESI DR2 Lyαα BAO
W_xjwq9yw3·v1published
DESI Spectroscopy of HETDEX Emission-line Candidates I: Line Discrimination Validation
W_jg8vdkc4·v1published
The MOST Hosts Survey: spectroscopic observation of the host galaxies of ~40,000 transients using DESI
W_5mdbgr3b·v1published
DESI 2024 III: Baryon Acoustic Oscillations from Galaxies and Quasars
W_gkxhbc4a·v1published
Target Selection and Sample Characterization for the DESI LOW-Z Secondary Target Program
W_37hez9ww·v1published
DESI Bright Galaxy Survey: Final Target Selection, Design, and Validation
W_55avqc53·v1published
DESI DR2 Results II: Measurements of Baryon Acoustic Oscillations and Cosmological Constraints
W_2snz97v3·v1published
Characterization of DESI fiber assignment incompleteness effect on 2-point clustering and mitigation methods for DR1 analysis
W_5z2gbdht·v1published
The DESI One-Percent Survey: Modelling the clustering and halo occupation of all four DESI tracers with Uchuu

Preprints & journals

145 papers in the corpus · 2004–2026
Self Calibrated Galaxy Groups from the DESI DR1 Bright Galaxy Survey2610.20919v1 · I. Williams, J. Tinker, K. Wang et al.2026 · 0 citationsarXiv
Extending the Stellar-to-Halo Mass Relation to Dwarf Galaxies with DESI DR12609.04351v1 · Z. Shao, Y. Zu, A. Salcedo et al.2026 · 0 citationsarXiv
Semiresolved Stellar Populations as Distance Indicators2609.01400v1 · Ignacio Mart'in-Navarro, Patricia Iglesias Navarro, Francesco La Barbera et al.2026 · 0 citationsarXiv
A Unified Tracer Analysis of DESI DR2 Baryon Acoustic Oscillations2608.27830v1 · N. Sanders, H. Seo, M. Rashkovetskyi et al.2026 · 0 citationsarXiv
DESI DR2 Results IV: Alcock-Paczyński Measurements from the Lyman Alpha Forest and Cosmological Constraints2607.27410v3 · A. G. Adame, J. Aguilar, S. Ahlen et al.2026 · 0 citationsarXiv
Validation of the DESI DR2 Lyα\alpha forest full-shape analysis2607.27411v2 · M. Herbold, A. Cuceu, P. Martini et al.2026 · 0 citationsarXiv
CoLoRe-2LPT: Lyman-α\alpha mock catalogues for the validation of DESI cosmological analyses2607.27412v2 · M. F. Ruiz-Herrera Bernal, S. Avila, A. Font-Ribera et al.2026 · 0 citationsarXiv
Lyman-α\alpha forest holography: 3D predictions from 1D measurements2607.27413v1 · J. Chaves-Montero, A. Font-Ribera, J. Aguilar et al.2026 · 0 citationsarXiv
Probing the matter-dominated expansion with multi-redshift Lyman-α\alpha BAO from DESI DR22607.19619v2 · Hiram K. Herrera-Alcantar, Julien Guy, Alma X. Gonzalez-Morales et al.2026 · 0 citationsarXiv
Beyond traditional emission-line diagnostics: using autoencoders to uncover active galactic nuclei in DESI spectra2607.07329v1 · J. A. Alcolea, M. Siudek, M. Eriksen et al.2026 · 0 citationsarXiv
Alleviating prior dependencies for DESI DR1 clustering fits through reparameterization2607.02498v2 · Marco Bonici, Simone Paradiso, Glenn McGee et al.2026 · 0 citationsarXiv
The largest sample of AGN outflows in dwarf galaxies using DESI DR12607.02655v1 · V. Rodr'iguez Morales, M. Mezcua, Ragadeepika Pucha et al.2026 · 0 citationsarXiv
DESI DR2 Reference Mocks: Clustering results from UCHUU ELGs and QSOs2606.28559v1 · R. Vaisakh, J. Lasker, R. Kehoe et al.2026 · 0 citationsarXiv
Clustering of high-redshift quasars with DESI DR22606.27115v1 · M. Charles, P. Martini, A. J. Ross et al.2026 · 0 citationsarXiv
Measuring local primordial non-Gaussianity from the clustering of DESI DR1 LRGs and QSOs2606.24651v1 · Z. Brown, B. Levi, H. Randall et al.2026 · 0 citationsarXiv
The 3D clustering of Lyman Alpha Emitters measured with DESI2606.24852v1 · Haruki Ebina, Martin J. White, Rongpu Zhou et al.2026 · 0 citationsarXiv
Cosmological constraints from the DESI DR1 Bispectrum Full-Shape and DR2 BAO2606.23936v2 · D. Forero-S'anchez, S. Novell-Masot, H. Gil-Mar'in et al.2026 · 0 citationsarXiv
DESI Data Release 2 ELGs: Property-dependent subsamples, imaging systematics, and clustering2606.18581v1 · T. Hagen, K. S. Dawson, Z. Zheng et al.2026 · 0 citationsarXiv
A New Record Census of Dwarf AGN and a Bimodal MBHM_{\rm BH}-M⋆M_{\star} Scaling Relation with DESI DR12606.02699v2 · Ragadeepika Pucha, S. Juneau, M. Mezcua et al.2026 · 0 citationsarXiv
Unveiling Hidden Lyman Alpha Emitters in the DESI DR1 Data2605.12503v2 · Jui-Kuan Chan, Ting-Wen Lan, J. Xavier Prochaska et al.2026 · 0 citationsarXiv
Peering down the barrel with DESI DR2: 10 000+ inflows at zz < 0.6 reveal how galaxies accrete cold gas2605.02999v3 · S. Weng, A. Saintonge, M. Pieri et al.2026 · 0 citationsarXiv
Testing Scale-Dependent Modified Gravity with DESI DR12604.26915v1 · D. Gonzalez, G. Niz, A. Aviles et al.2026 · 0 citationsarXiv
FolpsD: combining EFT and phenomenological approaches for joint power spectrum and bispectrum analyses2604.08895v1 · P. Bansal, A. Aviles, H. E. Noriega et al.2026 · 0 citationsarXiv
Local primordial non-Gaussianity using cross-correlations of DESI tracers2604.05213v1 · A. J. Rosado-Mar'in, A. J. Ross, H. Seo et al.2026 · 0 citationsarXiv
PAC in DESI. II. Galaxy-halo connection into the 106M⊙10^{6}{\rm M}_{\odot} frontier2603.29331v3 · Kun Xu, Carlos S. Frenk, Y. P. Jing et al.2026 · 0 citationsMon Not R Astron Soc (2026)
Nonlinear Information from DESI Luminous Red Galaxies: An Emulator-Based Analysis of Pre- and Post-Reconstruction Power Spectra2603.25693v1 · Yuting Wang, Gong-Bo Zhao, Kazuya Koyama et al.2026 · 0 citationsarXiv
Cosmological constraints from the DESI DR1 joint power spectrum and bispectrum analysis2603.19356v1 · S. Novell-Masot, H. Gil-Mar'in, L. Verde et al.2026 · 0 citationsarXiv
HaloFlow II: Robust Galaxy Halo Mass Inference with Domain Adaptation2603.12380v1 · Nikhil Garuda, ChangHoon Hahn, Connor Bottrell et al.2026 · 0 citationsarXiv
Extremely Metal-Poor Galaxies in DESI DR1: Connections to Galaxies in the Early Universe2603.05934v1 · Jipeng Sui, Hu Zou, Dirk Scholte et al.2026 · 1 citationarXiv
DESI DR2 Baryon Acoustic Oscillations from the Lyman Alpha Forest Multipoles2603.04281v2 · N. G. Karacaylı, A. Cuceu, J. Aguilar et al.2026 · 0 citationsarXiv
Cosmological constraints from a joint DESI DR1 Full-Shape and DR2 BAO2602.18761v1 · D. Forero-S'anchez, H. Gil-Mar'in, L. Verde et al.2026 · 2 citationsarXiv
Emulating galaxy and peculiar velocity clustering on non-linear scales2602.03382v1 · T.Dumerchat, J.Bautista, C.Ravoux et al.2026 · 0 citationsA&A 710, A155 (2026)
Cosmological analysis of the DESI DR1 Lyman alpha 1D power spectrum2601.21432v2 · J. Chaves-Montero, A. Font-Ribera, P. McDonald et al.2026 · 0 citationsarXiv
Baryon Acoustic Oscillations from the C IV Forest with DESI DR22601.08103v1 · Abby Bault, Andrei Cuceu, Julien Guy et al.2026 · 0 citationsarXiv
The Denario project: Deep knowledge AI agents for scientific discovery2510.26887v1 · Francisco Villaescusa-Navarro, Boris Bolliet, Pablo Villanueva-Domingo et al.2025 · 1 citationPRX Intelligence 1, 021001 (2026)
Dwarf galaxy halo masses from spectroscopic and photometric lensing in DESI and DES2509.20434v2 · Helena Treiber, Alexandra Amon, Risa H. Wechsler et al.2025 · 1 citationarXiv
Combined tracer analysis for DESI 2024 BAO2508.05467v3 · D. Valcin, M. Rashkovetskyi, H. Seo et al.2025 · 0 citationsJCAP 04 (2026) 058
Inference of matter power spectrum at z=0 using DESI DR1 Full-Shape data2507.16590v2 · R. Cereskaite, E. Mueller, C. Howlett et al.2025 · 2 citationsarXiv
Cosmological neutrino mass: a frequentist overview in light of DESI2507.12401v2 · D. Chebat, C. Yeche, E. Armengaud et al.2025 · 4 citationsarXiv
DESI EDR: Calibrating the Tully-Fisher Relationship with the DESI Peculiar Velocity Survey2507.11765v1 · K. Douglass, S. BenZvi, N. Uberoi et al.2025 · 2 citationsarXiv
Mitigating Model Misspecification in Simulation-Based Inference for Galaxy Clustering2507.03086v1 · S'ebastien Pierre, Bruno R'egaldo-Saint Blancard, ChangHoon Hahn et al.2025 · 2 citationsPhysical Review D 113 (4), 043536 (2026)
Reconstructing Quasar Spectra and Measuring the Lyα\alpha Forest with SpenderQ{\rm S{\scriptsize pender}Q}2506.18986v2 · ChangHoon Hahn, Satya Gontcho A Gontcho, Peter Melchior et al.2025 · 0 citationsarXiv
Simulation-based inference of galaxy properties from JWST pixels2506.04336v3 · Patricia Iglesias-Navarro, Marc Huertas-Company, Pablo P'erez-Gonz'alez et al.2025 · 8 citationsA&A 703, A229 (2025)
DESI Emission-line Galaxies: Clustering Dependence on Stellar Mass and [OII] Luminosity2505.20430v3 · T. Hagen, K. S. Dawson, Z. Zheng et al.2025 · 2 citationsApJ 992 (2025) 121
The Backup Program of the Dark Energy Spectroscopic Instrument's Milky Way Survey2505.17230v1 · Arjun Dey, Sergey E. Koposov, Joan R. Najita et al.2025 · 3 citationsarXivon Valency
DESI DR1 Lyα\alpha 1D power spectrum: The optimal estimator measurement2505.07974v2 · N. G. Karacaylı, P. Martini, J. Aguilar et al.2025 · 0 citationsarXiv
Enhancing DESI DR1 Full-Shape analyses using HOD-informed priors2504.10407v1 · Hanyu Zhang, Marco Bonici, Antoine Rocher et al.2025 · 9 citationsarXiv
Early time solution as an alternative to the late time evolving dark energy with DESI DR2 BAO2503.24343v1 · E. Chaussidon, M. White, A. de Mattia et al.2025 · 43 citationsarXiv
DESI DR2 Results II: Measurements of Baryon Acoustic Oscillations and Cosmological Constraints2503.14738v3 · M. Abdul-Karim, J. Aguilar, S. Ahlen et al.2025 · 580 citationsPhys. Rev. D 112, 083515, 2025on Valency
Construction of the Damped Lyα\alpha Absorber Catalog for DESI DR2 Lyα\alpha BAO2503.14740v3 · A. Brodzeller, M. Wolfson, D. M. Santos et al.2025 · 14 citationsarXivon Valency
Career total: at least 250 works. 145 are in this corpus.Showing the 50 most recent.

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