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Gregory D. Martinez

UCLA

25H-index
85Paper Count
4.3KCitation Count
Published Papers 36
Publication Date
IRS 9: The Case for a Dynamically Ejected Star from the Galactic Center
err2026-03-05
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errOAAI
errMatthew W. Hosek Jr.; Tuan Do; Smadar Naoz; Sanaea C. Rose; Gregory D. Martinez; Andrea M. Ghez; Rebecca Lewis-Merrill; Jessica R. Lu; Shoko Sakai; Jay Anderson
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The HST–Gaia Near-infrared Astrometric Reference Frame Near the Milky Way Galactic Center
err2025-08-05
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PREAI
errMatthew W. Hosek Jr.; Tuan Do; Gregory D. Martinez; Rebecca Lewis-Merrill; Andrea M. Ghez; Jessica R. Lu; Shoko Sakai; Jay Anderson
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New Evidence for a Flux-independent Spectral Index of Sgr A* in the Near-infrared
err2024-12-16
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errPaugnat, Hadrien; Do, Tuan; Gautam, Abhimat K.; Martinez, Gregory D.; Ghez, Andrea M.; Sakai, Shoko; Weldon, Grant C.; Hosek Jr, Matthew W.; Haggard, Zoe; O'Neil, Kelly Kosmo; Becklin, Eric E.; Witzel, Gunther; Lu, Jessica R.; Matthews, Keith
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General relativistic effects and the near-infrared variability of Sgr A II. A systematic approach to temporal asymmetry
err2024-08-06
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errOAAI
errvon Fellenberg, S. D.; Witzel, G.; Bauboeck, M.; Chung, H. -h.; Marchili, N.; Martinez, G.; Sadun-Bordoni, M.; Bourdarot, G.; Do, T.; Drescher, A.; Fazio, G.; Eisenhauer, F.; Genzel, R.; Gillessen, S.; Hora, J. L.; Mang, F.; Ott, T.; Smith, H. A.; Ros, E.; Ribeiro, D. C.; Widmann, F.; Willner, S. P.; Zensus, J. Anton
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Orbital and Atmospheric Characterization of the 1RXS J034231.8+121622 System using High-resolution Spectroscopy Confirms that the Companion is a Low-mass Star
err2024-05-22
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errOAAI
errDo O, Clarissa R.; Sappey, Ben; Konopacky, Quinn M.; Ruffio, Jean-Baptiste; O'Neil, Kelly K.; Do, Tuan; Martinez, Gregory; Barman, Travis S.; Nguyen, Jayke S.; Xuan, Jerry W.; Theissen, Christopher A.; Blunt, Sarah; Thompson, William; Hsu, Chih-Chun; Baker, Ashley; Bartos, Randall; Blake, Geoffrey A.; Calvin, Benjamin; Cetre, Sylvain; Delorme, Jacques-Robert; Doppmann, Greg; Echeverri, Daniel; Finnerty, Luke; Fitzgerald, Michael P.; Inglis, Julie; Jovanovic, Nemanja; Lopez, Ronald A.; Mawet, Dimitri; Morris, Evan; Pezzato, Jacklyn; Schofield, Tobias; Skemer, Andrew; Wallace, J. Kent; Wang, Jason J.; Wang, Ji; Liberman, Joshua
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Near-infrared Flux Distribution of Sgr A* from 2005-2022: Evidence for an Enhanced Accretion Episode in 2019
err2023-09-05
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errWeldon, Grant C.; Do, Tuan; Witzel, Gunther; Ghez, Andrea M.; Gautam, Abhimat K.; Becklin, Eric E.; Morris, Mark R.; Martinez, Gregory D.; Sakai, Shoko; Lu, Jessica R.; Matthews, Keith; Hosek Jr, Matthew W.; Haggard, Zoe
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The Orbital Eccentricities of Directly Imaged Companions Using Observable-based Priors: Implications for Population-level Distributions
err2023-07-05
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errOAAI
errDo, O. Clarissa R. R.; O'Neil, Kelly K.; Konopacky, Quinn M.; Do, Tuan; Martinez, Gregory D.; Ruffio, Jean-Baptiste; Ghez, Andrea M.
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Collider constraints on electroweakinos in the presence of a light gravitino
err2023-06-10
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errOAAI
errAnanyev, Viktor; Balazs, Csaba; Beniwal, Ankit; Braseth, Lasse Lorentz; Buckley, Andy; Butterworth, Jonathan; Chang, Christopher; Danninger, Matthias; Fowlie, Andrew; Gonzalo, Tomas E.; Kvellestad, Anders; Mahmoudi, Farvah; Martinez, Gregory D.; Prim, Markus T.; Procter, Tomasz; Raklev, Are; Scott, Pat; Stoecker, Patrick; Van den Abeele, Jeriek; White, Martin; Zhang, Yang
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The Swansong of the Galactic Center Source X7: An Extreme Example of Tidal Evolution near the Supermassive Black Hole
err2023-02-21
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errOAAI
errCiurlo, Anna; Campbell, Randall D.; Morris, Mark R.; Do, Tuan; Ghez, Andrea M.; Becklin, Eric E.; Bentley, Rory O.; Chu, Devin S.; Gautam, Abhimat K.; Gursahani, Yash A.; Hees, Aurelien; O'Neil, Kelly Kosmo; Lu, Jessica R.; Martinez, Gregory D.; Naoz, Smadar; Sakai, Shoko; Schodel, Rainer
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Measuring the Orbits of the Arches and Quintuplet Clusters Using HST and Gaia: Exploring Scenarios for Star Formation near the Galactic Center
err2022-11-03
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errOAAI
errHosek, Matthew W., Jr.; Do, Tuan; Lu, Jessica R.; Morris, Mark R.; Ghez, Andrea M.; Martinez, Gregory D.; Anderson, Jay
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Simple and statistically sound recommendations for analysing physical theories
err2022-04-29
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errOAAI
errAbdusSalam, Shehu S.; Agocs, Fruzsina J.; Allanach, Benjamin C.; Athron, Peter; Balazs, Csaba; Bagnaschi, Emanuele; Bechtle, Philip; Buchmueller, Oliver; Beniwal, Ankit; Bhom, Jihyun; Bloor, Sanjay; Bringmann, Torsten; Buckley, Andy; Butter, Anja; Camargo-Molina, Jose Eliel; Chrzaszcz, Marcin; Conrad, Jan; Cornell, Jonathan M.; Danninger, Matthias; de Blas, Jorge; De Roeck, Albert; Desch, Klaus; Dolan, Matthew; Dreiner, Herbert; Eberhardt, Otto; Ellis, John; Ben Farmer; Fedele, Marco; Flaecher, Henning; Fowlie, Andrew; Gonzalo, Tomas E.; Grace, Philip; Hamer, Matthias; Handley, Will; Harz, Julia; Heinemeyer, Sven; Hoof, Sebastian; Hotinli, Selim; Jackson, Paul; Kahlhoefer, Felix; Kowalska, Kamila; Kraemer, Michael; Kvellestad, Anders; Martinez, Miriam Lucio; Mahmoudi, Farvah; Martinez Santos, Diego; Martinez, Gregory D.; Mishima, Satoshi; Olive, Keith; Paul, Ayan; Prim, Markus Tobias; Porod, Werner; Raklev, Are; Renk, Janina J.; Rogan, Christopher; Roszkowski, Leszek; de Austri, Roberto Ruiz; Sakurai, Kazuki; Scaffidi, Andre; Scott, Pat; Sessolo, Enrico Maria; Stefaniak, Tim; Stoecker, Patrick; Su, Wei; Trojanowski, Sebastian; Trotta, Roberto; Tsai, Yue-Lin Sming; Van den Abeele, Jeriek; Valli, Mauro; Vincent, Aaron C.; Weiglein, Georg; White, Martin; Wienemann, Peter; Wu, Lei; Zhang, Yang
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Kinematics and Feedback in HII Regions in the Dwarf Starburst Galaxy IC 10
err2022-04-14
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errOAAI
errCosens, Maren; Wright, Shelley A.; Murray, Norman; Armus, Lee; Sandstrom, Karin; Do, Tuan; Larson, Kirsten; Martinez, Gregory; Sabhlok, Sanchit; Vayner, Andrey; Wiley, James
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Rapid Variability of Sgr A* across the Electromagnetic Spectrum
err2021-08-18
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errOAAI
errWitzel, G.; Martinez, G.; Willner, S. P.; Becklin, E. E.; Boyce, H.; Do, T.; Eckart, A.; Fazio, G. G.; Ghez, A.; Gurwell, M. A.; Haggard, D.; Herrero-Illana, R.; Hora, J. L.; Li, Z.; Liu, J.; Marchili, N.; Morris, Mark R.; Smith, Howard A.; Subroweit, M.; Zensus, J. A.
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Revealing the Formation of the Milky Way Nuclear Star Cluster via Chemo-dynamical Modeling
err2020-09-28
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errOAAI
errDo, Tuan; David Martinez, Gregory; Kerzendorf, Wolfgang; Feldmeier-Krause, Anja; Arca Sedda, Manuel; Neumayer, Nadine; Gualandris, Alessia
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Unprecedented Near-infrared Brightness and Variability of Sgr A*
err2019-09-11
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errDo, Tuan; Witzel, Gunther; Gautam, Abhimat K.; Chen, Zhuo; Ghez, Andrea M.; Morris, Mark R.; Becklin, Eric E.; Ciurlo, Anna; Hosek, Matthew, Jr.; Martinez, Gregory D.; Matthews, Keith; Sakai, Shoko; Schodel, Rainer
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Improving Orbit Estimates for Incomplete Orbits with a New Approach to Priors: with Applications from Black Holes to Planets
err2019-06-07
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errO'Neil, K. Kosmo; Martinez, G. D.; Hees, A.; Ghez, A. M.; Do, T.; Witzel, G.; Konopacky, Q.; Becklin, E. E.; Chu, D. S.; Lu, J. R.; Matthews, K.; Sakai, S.
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Combined collider constraints on neutralinos and charginos
err2019-05-08
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errOAAI
errAthron, Peter; Balazs, Csaba; Buckley, Andy; Cornell, Jonathan M.; Danninger, Matthias; Farmer, Ben; Fowlie, Andrew; Gonzalo, Tomas E.; Harz, Julia; Jackson, Paul; Kudzman-Blais, Rose; Kvellestad, Anders; Martinez, Gregory D.; Petridis, Andreas; Raklev, Are; Rogan, Christopher; Scott, Pat; Sharma, Abhishek; White, Martin; Zhang, Yang
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An Adaptive Optics Survey of Stellar Variability at the Galactic Center
err2019-01-24
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errGautam, Abhimat Krishna; Tuan Do; Ghez, Andrea M.; Morris, Mark R.; Martinez, Gregory D.; Hosek, Matthew W., Jr.; Lu, Jessica R.; Sakai, Shoko; Witzel, Gunther; Jia, Siyao; Becklin, Eric E.; Matthews, Keith
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Global analyses of Higgs portal singlet dark matter models using GAMBIT
err2019-01-17
err91
errOAAI
errAthron, Peter; Balazs, Csaba; Beniwal, Ankit; Bloor, Sanjay; Camargo-Molina, Jose Eliel; Cornell, Jonathan M.; Farmer, Ben; Fowlie, Andrew; Gonzalo, Tomas E.; Kahlhoefer, Felix; Kvellestad, Anders; Martinez, Gregory D.; Scott, Pat; Vincent, Aaron C.; Wild, Sebastian; White, Martin; Williams, Anthony G.
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