HS
Howard A. Smith
astro-ph.GAastro-ph.HEastro-phastro-ph.SRastro-ph.EPastro-ph.COastro-ph.IMblack hole physicsGalaxy: centeraccretion, accretion disks
On Valency
published · living versionsW_f2gcv98u·v1 · currentpublished
LSST Science Book, Version 2.0
with LSST Science Collaboration, Paul A. Abell, Julius Allison, Scott F. Anderson +243
1 version
Preprints & journals
163 papers in the corpus · 1994–2026ACES VIII: A Survey of Compact, High-Velocity Features Observed in CS(2-1)2609.10472v2 · Dani R. Lipman, Jakub Poznanski, Savannah R. Gramze et al.2026 · 0 citationsarXiv
ACES VII. Compact Continuum Source Catalog of the Central Molecular Zone2609.00135v1 · Jennifer Wallace, Cara Battersby, Nazar Budaiev et al.2026 · 0 citationsarXiv
Electron temperature and emission measure of HII regions in the central molecular zone (CMZ) from H40 \alpha recombination line and continuum emissions by ALMA CMZ Exploration Survey - ACES -2608.10227v2 · Yoshiaki Sofue, Steven N. Longmore, Daniel Walker et al.2026 · 0 citationsarXiv
Assessing the Impact of Source Confusion for GREX-PLUS based on Deep JWST NIRCam Imaging2605.17882v1 · Yoshiaki Ono, Akio K. Inoue, Yuma Sugahara et al.2026 · 0 citationsarXiv
The Demographics of Sagittarius A* X-ray Flares over 25 Years with Chandra2605.13962v1 · Zach Sumners, Nicole M. Ford, Daryl Haggard et al.2026 · 0 citationsarXiv
Infrared Line Diagnostics Fail to Constrain Sgr A*'s UV Output2605.13990v2 · Mayura Balakrishnan, Sebastiano D. von Fellenberg, Daryl Haggard et al.2026 · 0 citationsarXiv
Detection and Evolution of Linear Polarization of the Galactic Center Transient MAXI J1744-2942604.07431v1 · Joseph M. Michail, Sebastiano D. von Fellenberg, Mayura Balakrishnan et al.2026 · 0 citationsarXiv
ALMA Central Molecular Zone Exploration Survey (ACES) I: Overview2602.20340v1 · Steven N. Longmore, John Bally, Ashley T. Barnes et al.2026 · 0 citationsarXiv
First Mid-infrared Detection and Modeling of a Flare from Sgr A*. II. Mid-IR Spectral Energy Distribution and Millimeter Polarimetry2511.14836v1 · Joseph M. Michail, Sebastiano D. von Fellenberg, Garrett K. Keating et al.2025 · 0 citationsarXiv
Mid-infrared extinction toward the Galactic center2511.14850v1 · Sebastiano D. von Fellenberg, Joseph M. Michail, S.P. Willner et al.2025 · 4 citationsarXiv
Photometric Constraints on Intermediate-mass Black Holes in the Galactic Centre2511.14856v1 · Tamojeet Roychowdhury, Sebastiano D. von Fellenberg, Joseph M. Michail et al.2025 · 1 citationPublications of the Astronomical Society of the Pacific 2025, Volume 137, Number 11
Magnetic Fields in the Bones of the Milky Way2510.05933v1 · Ian W. Stephens, Simon Coude, Philip C. Myers et al.2025 · 3 citationsarXiv
FIELDMAPS Data Release: Far-Infrared Polarization in the "Bones" of the Milky Way2509.25832v2 · Simon Coud'e, Ian W. Stephens, Philip C. Myers et al.2025 · 4 citationsarXiv
Gravitational Binding and Star Formation in Molecular Clouds of the Milky Way2508.05826v1 · Philip C. Myers, Mark Heyer, Ian W. Stephens et al.2025 · 1 citationarXiv
Thermal and Optical Characterization of Near-Earth Objects: Science Commissioning of the Recently Upgraded Mid-Infrared Camera MIRSI on the NASA Infrared Telescope Facility2506.13943v1 · Andy J. L'opez-Oquendo, Joseph L. Hora, David E. Trilling et al.2025 · 2 citationsarXiv
Circum-nuclear eccentric gas flow in the Galactic Center revealed by ALMA CMZ Exploration Survey (ACES)2506.11553v1 · Yoshiaki Sofue, Tomoharu Oka, Steven N. Longmore et al.2025 · 0 citationsarXiv
The Galactic-Centre Arms inferred from ACES (ALMA CMZ Exploration Survey)2504.03331v3 · Y. Sofue, Tomo. Oka, S. N. Longmore et al.2025 · 0 citationsarXiv
Infrared Fluxes and Light Curves of Near-Earth Objects: The full Spitzer Sample2503.05433v1 · Joseph L. Hora, Alicia J. Allen, David E. Trilling et al.2025 · 0 citationsarXiv
First mid-infrared detection and modeling of a flare from Sgr A*2501.07415v1 · Sebastiano D. von Fellenberg, Tamojeet Roychowdhury, Joseph M. Michail et al.2025 · 21 citationsarXiv
Disruption of a massive molecular cloud by a supernova in the Galactic Centre: Initial results from the ACES project2409.12185v2 · M. Nonhebel, A.T. Barnes, K. Immer et al.2024 · 0 citationsarXiv
Design and Performance of the Upgraded Mid-InfraRed Spectrometer and Imager (MIRSI) on the NASA Infrared Telescope Facility2409.02752v1 · Joseph L. Hora, David E. Trilling, Andy J. Lopez-Oquendo et al.2024 · 1 citationarXiv
General Relativistic effects and the NIR variability of Sgr A* II: A systematic approach to temporal asymmetry2407.07091v1 · Sebastiano D. von Fellenberg, Gunther Witzel, Michi Bauboeck et al.2024 · 8 citationsA&A 688, L12 (2024)
Multiwavelength Observations of Sgr A*. II. 2019 July 21 and 262406.01671v1 · Joseph M. Michail, Farhad Yusef-Zadeh, Mark Wardle et al.2024 · 13 citationsarXiv
A broad linewidth, compact, millimeter-bright molecular emission line source near the Galactic Center2404.07808v2 · Adam Ginsburg, John Bally, Ashley T. Barnes et al.2024 · 7 citationsarXiv
Absorption and Self-Absorption of [C II] and [O I] Far Infrared Lines Towards a Bright Bubble in the Nessie Infrared Dark Cloud2402.11062v1 · J.M. Jackson, J. S. Whitaker, E.T. Chambers et al.2024 · 0 citationsarXiv
Multi-wavelength Variability of Sagittarius A* in July 20192203.13311v1 · H. Boyce, D. Haggard, G. Witzel et al.2022 · 20 citationsarXiv
The Magnetic Field in the Milky Way Filamentary Bone G472201.11933v2 · Ian W. Stephens, Philip C. Myers, Catherine Zucker et al.2022 · 18 citationsarXiv
ALMA observations of NGC 6334S. II. Subsonic and Transonic Narrow Filaments in a High-mass Star Formation Cloud2111.12593v1 · Shanghuo Li, Patricio Sanhueza, Chang Won Lee et al.2021 · 32 citationsarXiv
The Galaxy Evolution Probe2109.00614v1 · Jason Glenn, Charles M. Bradford, Erik Rosolowsky et al.2021 · 23 citationsJ. Astron. Telesc. Instrum. Syst. 7(3), 034004 (2021)
Constraining particle acceleration in Sgr A* with simultaneous GRAVITY, Spitzer, NuSTAR and Chandra observations2107.01096v1 · R. Abuter, A. Amorim, M. Baubock et al.2021 · 67 citationsA&A 654, A22 (2021)
A Low-mass Cold and Quiescent Core Population in a Massive Star Protocluster2104.05493v3 · Shanghuo Li, Xing Lu, Qizhou Zhang et al.2021 · 20 citationsarXiv
Dust-Enshrouded AGN can Dominate Host-Galaxy-Scale Cold-Dust Emission2103.12747v2 · Jed McKinney, Christopher C. Hayward, Lee J. Rosenthal et al.2021 · 35 citationsarXiv
Rapid Variability of Sgr A* across the Electromagnetic Spectrum2011.09582v2 · G. Witzel, G. Martinez, S. P. Willner et al.2020 · 79 citationsarXiv
A proto-pseudobulge in ESO 320-G030 fed by a massive molecular inflow driven by a nuclear bar2011.00347v2 · Eduardo Gonz'alez-Alfonso, Miguel Pereira-Santaella, Jacqueline Fischer et al.2020 · 23 citationsA&A 645, A49 (2021)
Characterizing [C II] Line Emission In Massive Star Forming Clumps2009.09098v1 · James M. Jackson, David Allingham, Nicholas Killerby-Smith et al.2020 · 2 citationsarXiv
Optical spectroscopic observations of low-energy counterparts of Fermi-LAT gamma-ray sources2009.07905v1 · H. A. Pena-Herazo, R. A. Amaya-Almaz'an (INAOE), F. Massaro et al.2020 · 26 citationsA&A 643, A103 (2020)
The AGN contribution to the UV-FIR luminosities of interacting galaxies and its role in identifying the Main Sequence2009.05614v1 · Andr'es F. Ramos P., M. L. N. Ashby, Howard A. Smith et al.2020 · 20 citationsarXiv
ALMA observations of NGC 6334S I: Forming massive stars and cluster in subsonic and transonic filamentary clouds2003.13534v1 · Shanghuo Li (1, Qizhou Zhang, Hauyu Baobab Liu et al.2020 · 41 citationsarXiv
Optical spectroscopic observations of gamma-ray blazar candidates. IX. Optical archival spectra and further observations from SOAR and OAGH2003.12368v1 · H. A. Pena-Herazo, F. Massaro, V. Chavushyan et al.2020 · 30 citationsAp&SS 364 85P (2019)
Optical spectroscopic observations of gamma-ray blazar candidates. X. Results from the 2018--2019 SOAR and OAN-SPM observations of blazar candidates of uncertain type2003.12629v1 · Raniere de Menezes, Raul A. Amaya-Almaz'an, Ezequiel J. Marchesini et al.2020 · 26 citationsAstrophysics and Space Science, Volume 365, Issue 1, article id.12
Multiwavelength Light Curves of Two Remarkable Sagittarius A* Flares.32801381 · Fazio, G G, Hora, J L, Witzel, G et al.2025 · 34 citationsThe Astrophysical journal. 2019;864(1)
Optical characterization of WISE selected blazar candidates1908.05229v1 · Raniere de Menezes, Harold A. Pena-Herazo, Ezequiel J. Marchesini et al.2019 · 24 citationsA&A 630, A55 (2019)
Spitzer Albedos of Near-Earth Objects1906.07284v1 · Annika Gustafsson, David E. Trilling, Michael Mommert et al.2019 · 10 citationsarXiv
Two new catalogs of blazar candidates in the WISE infrared sky1903.11124v1 · Raffaele D'Abrusco, Nuria Alvarez Crespo, Francesco Massaro et al.2019 · 83 citationsarXiv
Optical spectroscopic observations of gamma-ray blazar candidates VIII: the 2016-2017 follow up campaign carried out at SPM, NOT, KPNO and SOAR telescopes1903.10011v1 · Marchesini, E. J., Pena-Herazo et al.2019 · 38 citationsarXiv
Envisioning the next decade of Galactic Center science: a laboratory for the study of the physics and astrophysics of supermassive black holes1903.05293v1 · Tuan Do (UCLA), Andrea Ghez (UCLA), Jessica R. Lu et al.2019 · 10 citationsarXiv
Simultaneous X-Ray and Infrared Observations of Sagittarius A*'s Variability.32831351 · Boyce, H, Haggard, D, Witzel, G et al.2025 · 47 citationsThe Astrophysical journal. 2019;871(2)
Spitzer Observations of Interstellar Object 1I/`Oumuamua1811.08072v1 · DE Trilling, M Mommert, JL Hora et al.2018 · 107 citationsPublished in the Astronomical Journal, 156, 261 (2018)
Infrared Lightcurves of Near Earth Objects1808.07873v1 · Joseph L. Hora, Amir Siraj, Michael Mommert et al.2018 · 5 citationsarXiv
Variability Timescale and Spectral Index of Sgr A* in the Near Infrared: Approximate Bayesian Computation Analysis of the Variability of the Closest Supermassive Black Hole.32855558 · Witzel, G, Martinez, G, Hora, J et al.2025 · 132 citationsThe Astrophysical journal. 2018;863(1)
Career total: 770 works. 163 are in this corpus.Showing the 50 most recent.
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