Ofer Cohen, Ph.D. - Publications

Affiliations: 
2008 University of Michigan, Ann Arbor, Ann Arbor, MI 
Area:
Astronomy and Astrophysics

75 high-probability publications. We are testing a new system for linking publications to authors. You can help! If you notice any inaccuracies, please sign in and mark papers as correct or incorrect matches. If you identify any major omissions or other inaccuracies in the publication list, please let us know.

Year Citation  Score
2020 Cohen O, Garraffo C, Moschou S, Drake JJ, Alvarado-Gómez JD, Glocer A, Fraschetti F. The Space Environment and Atmospheric Joule Heating of the Habitable Zone Exoplanet TOI 700 d The Astrophysical Journal. 897: 101. DOI: 10.3847/1538-4357/Ab9637  0.722
2020 Alvarado-Gómez JD, Drake JJ, Fraschetti F, Garraffo C, Cohen O, Vocks C, Poppenhäger K, Moschou SP, Yadav RK, Manchester IV WB. Tuning the Exospace Weather Radio for Stellar Coronal Mass Ejections The Astrophysical Journal. 895: 47. DOI: 10.3847/1538-4357/Ab88A3  0.532
2020 Alam MK, López-Morales M, Nikolov N, Sing DK, Henry GW, Baxter C, Désert J, Barstow JK, Mikal-Evans T, Bourrier V, Lavvas P, Wakeford HR, Williamson MH, Sanz-Forcada J, Buchhave LA, ... Cohen O, et al. The Hubble Space Telescope PanCET Program: An Optical to Infrared Transmission Spectrum of HAT-P-32Ab The Astronomical Journal. 160: 51. DOI: 10.3847/1538-3881/Ab96Cb  0.392
2020 Gronoff G, Arras P, Baraka S, Bell JM, Cessateur G, Cohen O, Curry SM, Drake JJ, Elrod M, Erwin J, Garcia‐Sage K, Garraffo C, Glocer A, Heavens NG, Lovato K, et al. Atmospheric Escape Processes and Planetary Atmospheric Evolution Journal of Geophysical Research: Space Physics. 125. DOI: 10.1029/2019Ja027639  0.699
2019 Alvarado-Gómez JD, Drake JJ, Moschou SP, Garraffo C, Cohen O, Yadav RK, Fraschetti F. Coronal Response to Magnetically Suppressed CME Events in M-dwarf Stars The Astrophysical Journal. 884. DOI: 10.3847/2041-8213/Ab44D0  0.361
2019 Alvarado-Gómez JD, Garraffo C, Drake JJ, Brown BP, Oishi JS, Moschou SP, Cohen O. Breezing through the Space Environment of Barnard’s Star b The Astrophysical Journal. 875: L12. DOI: 10.3847/2041-8213/Ab1489  0.53
2019 Moschou S, Drake JJ, Cohen O, Alvarado-Gómez JD, Garraffo C, Fraschetti F. The Stellar CME–Flare Relation: What Do Historic Observations Reveal? The Astrophysical Journal. 877: 105. DOI: 10.3847/1538-4357/Ab1B37  0.464
2019 Fraschetti F, Drake JJ, Alvarado-Gómez JD, Moschou SP, Garraffo C, Cohen O. Stellar Energetic Particles in the Magnetically Turbulent Habitable Zones of TRAPPIST-1-like Planetary Systems The Astrophysical Journal. 874: 21. DOI: 10.3847/1538-4357/Ab05E4  0.479
2019 Alvarado-Gómez JD, Drake JJ, Garraffo C, Moschou SP, Cohen O, Yadav RK, Fraschetti F. (Simulating) Coronal Mass Ejections in Active Stars Proceedings of the International Astronomical Union. 15: 407-413. DOI: 10.1017/S1743921320001465  0.419
2019 Airapetian VS, Barnes R, Cohen O, Collinson GA, Danchi WC, Dong CF, Del Genio AD, France K, Garcia-Sage K, Glocer A, Gopalswamy N, Grenfell JL, Gronoff G, Güdel M, Herbst K, et al. Impact of space weather on climate and habitability of terrestrial-type exoplanets International Journal of Astrobiology. 19: 136-194. DOI: 10.1017/S1473550419000132  0.678
2019 Al Shidi Q, Cohen O, Song P, Tu J. Time-Dependent Two-Fluid Magnetohydrodynamic Model and Simulation of the Chromosphere Solar Physics. 294: 124. DOI: 10.1007/S11207-019-1513-8  0.666
2018 Cohen O, Glocer A, Garraffo C, Drake JJ, Bell JM. Energy Dissipation in the Upper Atmospheres of Trappist-1 Planets. The Astrophysical Journal. Letters. 856. PMID 32944211 DOI: 10.3847/2041-8213/Aab5B5  0.693
2018 Moschou S, Sokolov I, Cohen O, Drake JJ, Borovikov D, Kasper JC, Alvarado-Gomez JD, Garraffo C. Synthetic Radio Imaging for Quiescent and CME-flare Scenarios The Astrophysical Journal. 867: 51. DOI: 10.3847/1538-4357/Aae58C  0.353
2018 Garraffo C, Drake JJ, Alvarado-Gomez JD, Moschou SP, Cohen O. The Magnetic Nature of the Cataclysmic Variable Period Gap The Astrophysical Journal. 868: 60. DOI: 10.3847/1538-4357/Aae589  0.458
2018 Garraffo C, Drake JJ, Dotter A, Choi J, Burke DJ, Moschou SP, Alvarado-Gómez JD, Kashyap VL, Cohen O. The Revolution Revolution: Magnetic Morphology Driven Spin-down* The Astrophysical Journal. 862: 90. DOI: 10.3847/1538-4357/Aace5D  0.479
2018 Alvarado-Gómez JD, Drake JJ, Cohen O, Moschou SP, Garraffo C. Suppression of Coronal Mass Ejections in Active Stars by an Overlying Large-scale Magnetic Field: A Numerical Study The Astrophysical Journal. 862: 93. DOI: 10.3847/1538-4357/Aacb7F  0.542
2018 Pognan Q, Garraffo C, Cohen O, Drake JJ. The Solar Wind Environment in Time The Astrophysical Journal. 856: 53. DOI: 10.3847/1538-4357/Aaaebb  0.443
2018 Fraschetti F, Drake JJ, Cohen O, Garraffo C. Mottled Protoplanetary Disk Ionization by Magnetically Channeled T Tauri Star Energetic Particles The Astrophysical Journal. 853: 112. DOI: 10.3847/1538-4357/Aaa48B  0.337
2018 Cohen O, Moschou S, Glocer A, Sokolov IV, Mazeh T, Drake JJ, Garraffo C, Alvarado-Gómez JD. Exoplanet Modulation of Stellar Coronal Radio Emission The Astronomical Journal. 156: 202. DOI: 10.3847/1538-3881/Aae1F2  0.69
2018 Bourrier V, Etangs ALd, Ehrenreich D, Sanz-Forcada J, Allart R, Ballester GE, Buchhave LA, Cohen O, Deming D, Evans TM, Muñoz AG, Henry GW, Kataria T, Lavvas P, Lewis N, et al. Hubble PanCET: an extended upper atmosphere of neutral hydrogen around the warm Neptune GJ 3470b Astronomy and Astrophysics. 620. DOI: 10.1051/0004-6361/201833675  0.405
2018 Oran R, Weiss BP, Cohen O. Were chondrites magnetized by the early solar wind? Earth and Planetary Science Letters. 492: 222-231. DOI: 10.1016/J.Epsl.2018.02.013  0.493
2017 Evans TM, Sing DK, Kataria T, Goyal J, Nikolov N, Wakeford HR, Deming D, Marley MS, Amundsen DS, Ballester GE, Barstow JK, Ben-Jaffel L, Bourrier V, Buchhave LA, Cohen O, et al. An ultrahot gas-giant exoplanet with a stratosphere. Nature. 548: 58-61. PMID 28770846 DOI: 10.1038/Nature23266  0.343
2017 Garcia-Sage K, Glocer A, Drake JJ, Gronoff G, Cohen O. On the Magnetic Protection of the Atmosphere of Proxima Centauri b The Astrophysical Journal. 844: L13. DOI: 10.3847/2041-8213/Aa7Eca  0.654
2017 Garraffo C, Drake JJ, Cohen O, Alvarado-Gómez JD, Moschou SP. The Threatening Magnetic and Plasma Environment of the TRAPPIST-1 Planets The Astrophysical Journal. 843: L33. DOI: 10.3847/2041-8213/Aa79Ed  0.533
2017 Dong C, Lingam M, Ma Y, Cohen O. Is Proxima Centauri b Habitable? A Study of Atmospheric Loss The Astrophysical Journal. 837: L26. DOI: 10.3847/2041-8213/Aa6438  0.456
2017 Moschou S, Drake JJ, Cohen O, Alvarado-Gomez JD, Garraffo C. A Monster CME Obscuring a Demon Star Flare The Astrophysical Journal. 850: 191. DOI: 10.3847/1538-4357/Aa9520  0.424
2017 Cohen O. A Comparison between Physics-based and Polytropic MHD Models for Stellar Coronae and Stellar Winds of Solar Analogs The Astrophysical Journal. 835: 220. DOI: 10.3847/1538-4357/835/2/220  0.48
2017 Alvarado-Gómez JD, Hussain GAJ, Drake JJ, Donati J, Sanz-Forcada J, Stelzer B, Cohen O, Amazo-Gómez EM, Grunhut JH, Garraffo C, Moschou SP, Silvester J, Oksala ME. Far beyond the Sun – I. The beating magnetic heart in Horologium Monthly Notices of the Royal Astronomical Society. 473: 4326-4338. DOI: 10.1093/Mnras/Stx2642  0.362
2016 Garraffo C, Drake JJ, Cohen O. THE SPACE WEATHER OF PROXIMA CENTAURI b The Astrophysical Journal. 833: L4. DOI: 10.3847/2041-8205/833/1/L4  0.499
2016 Cohen O, Yadav R, Garraffo C, Saar SH, Wolk SJ, Kashyap VL, Drake JJ, Pillitteri I. GIANT CORONAL LOOPS DOMINATE THE QUIESCENT X-RAY EMISSION IN RAPIDLY ROTATING M STARS The Astrophysical Journal. 834: 14. DOI: 10.3847/1538-4357/834/1/14  0.301
2016 Ayres TR, Kashyap V, Saar S, Huenemoerder D, Korhonen H, Drake JJ, Testa P, Cohen O, Garraffo C, Granzer T, Strassmeier K. FK COMAE BERENICES, KING of SPIN: The COCOA-PUFS PROJECT Astrophysical Journal, Supplement Series. 223. DOI: 10.3847/0067-0049/223/1/5  0.359
2016 Alvarado-Gómez JD, Hussain GAJ, Cohen O, Drake JJ, Garraffo C, Grunhut J, Gombosi TI. Simulating the environment around planet-hosting stars Astronomy & Astrophysics. 594: A95. DOI: 10.1051/0004-6361/201628988  0.663
2016 Garraffo C, Drake JJ, Cohen O. The missing magnetic morphology term in stellar rotation evolution Astronomy & Astrophysics. 595: A110. DOI: 10.1051/0004-6361/201628367  0.49
2016 Alvarado-Gómez JD, Hussain GAJ, Cohen O, Drake JJ, Garraffo C, Grunhut J, Gombosi TI. Simulating the environment around planet-hosting stars: I. Coronal structure Astronomy and Astrophysics. 588. DOI: 10.1051/0004-6361/201527832  0.631
2016 Hussain GAJ, Alvarado-Gómez JD, Grunhut J, Donati JF, Alecian E, Oksala M, Morin J, Fares R, Jardine M, Drake JJ, Cohen O, Matt S, Petit P, Redfield S, Walter FM. A spectro-polarimetric study of the planet-hosting G dwarf, HD 147513 Astronomy and Astrophysics. 585. DOI: 10.1051/0004-6361/201526595  0.459
2015 Ginsburg I, Wang X, Loeb A, Cohen O. Detecting stars at the galactic centre via synchrotron emission Monthly Notices of the Royal Astronomical Society: Letters. 455: L21-L25. DOI: 10.1093/Mnrasl/Slv138  0.371
2015 Garraffo C, Drake JJ, Cohen O. MAGNETIC COMPLEXITY AS AN EXPLANATION FOR BIMODAL ROTATION POPULATIONS AMONG YOUNG STARS Astrophysical Journal Letters. 807. DOI: 10.1088/2041-8205/807/1/L6  0.455
2015 Garraffo C, Drake JJ, Cohen O. THE DEPENDENCE of STELLAR MASS and ANGULAR MOMENTUM LOSSES on LATITUDE and the INTERACTION of ACTIVE REGION and DIPOLAR MAGNETIC FIELDS Astrophysical Journal. 813. DOI: 10.1088/0004-637X/813/1/40  0.49
2015 Cohen O, Ma Y, Drake JJ, Glocer A, Garraffo C, Bell JM, Gombosi TI. THE INTERACTION of VENUS-LIKE, M-DWARF PLANETS with the STELLAR WIND of THEIR HOST STAR Astrophysical Journal. 806. DOI: 10.1088/0004-637X/806/1/41  0.77
2015 Alvarado-Gómez JD, Hussain GAJ, Grunhut J, Fares R, Donati JF, Alecian E, Kochukhov O, Oksala M, Morin J, Redfield S, Cohen O, Drake JJ, Jardine M, Matt S, Petit P, et al. Activity and magnetic field structure of the Sun-like planet-hosting star HD 1237 Astronomy and Astrophysics. 582. DOI: 10.1051/0004-6361/201525771  0.435
2015 Drake JJ, Cohen O, Garraffo C, Kashyap V. Stellar flares and the dark energy of CMEs Proceedings of the International Astronomical Union. 11: 196-201. DOI: 10.1017/S1743921316000260  0.429
2015 Cohen O. Quantifying the Difference Between the Flux-Tube Expansion Factor at the Source Surface and at the Alfvén Surface Using a Global MHD Model for the Solar Wind Solar Physics. DOI: 10.1007/S11207-015-0739-3  0.48
2014 Cohen O, Drake JJ, Glocer A, Garraffo C, Poppenhaeger K, Bell JM, Ridley AJ, Gombosi TI. Magnetospheric structure and atmospheric Joule heating of habitable planets orbiting M-dwarf stars Astrophysical Journal. 790. DOI: 10.1088/0004-637X/790/1/57  0.76
2014 Le Chat G, Kasper JC, Cohen O, Spangler SR. Diagnostics of the solar corona from comparison between faraday rotation measurements and magnetohydrodynamic simulations Astrophysical Journal. 789. DOI: 10.1088/0004-637X/789/2/163  0.513
2014 Pillitteri I, Wolk SJ, Lopez-Santiago J, Günther HM, Sciortino S, Cohen O, Kashyap V, Drake JJ. The corona of hd 189733 and its X-ray activity Astrophysical Journal. 785. DOI: 10.1088/0004-637X/785/2/145  0.432
2014 Cohen O, Drake JJ. A grid of MHD models for stellar mass loss and spin-down rates of solar analogs Astrophysical Journal. 783. DOI: 10.1088/0004-637X/783/1/55  0.498
2013 Drake JJ, Cohen O, Yashiro S, Gopalswamy N. Implications of mass and energy loss due to coronal mass ejections on magnetically active stars Astrophysical Journal. 764. DOI: 10.1088/0004-637X/764/2/170  0.366
2013 Garraffo C, Cohen O, Drake JJ, Downs C. The effect of limited spatial resolution of stellar surface magnetic field maps on magnetohydrodynamic wind and coronal X-ray emission models Astrophysical Journal. 764. DOI: 10.1088/0004-637X/764/1/32  0.438
2012 Cohen O, Glocer A. Ambipolar electric field, photoelectrons, and their role in atmospheric escape from Hot Jupiters Astrophysical Journal Letters. 753. DOI: 10.1088/2041-8205/753/1/L4  0.687
2012 Cohen O, Drake JJ, Kashyap VL. The role of white dwarfs in cataclysmic variable spin-down Astrophysical Journal Letters. 746. DOI: 10.1088/2041-8205/746/1/L3  0.488
2012 Cohen O, Drake JJ, Kóta J. The cosmic-ray intensity near the Archean Earth Astrophysical Journal. 760. DOI: 10.1088/0004-637X/760/1/85  0.521
2011 Cohen O. The independency of stellar mass-loss rates on stellar X-ray luminosity and activity level based on solar X-ray flux and solar wind observations Monthly Notices of the Royal Astronomical Society. 417: 2592-2600. DOI: 10.1111/J.1365-2966.2011.19428.X  0.458
2011 Pillitteri I, Günther HM, Wolk SJ, Kashyap VL, Cohen O. X-ray activity phased with planet motion in HD 189733? Astrophysical Journal Letters. 741. DOI: 10.1088/2041-8205/741/1/L18  0.386
2011 Cohen O, Kashyap VL, Drake JJ, Sokolov IV, Gombosi TI. The dynamics of stellar coronae harboring hot jupiters. II. A space weather event on a hot Jupiter Astrophysical Journal. 738. DOI: 10.1088/0004-637X/738/2/166  0.629
2011 Cohen O, Kashyap VL, Drake JJ, Sokolov IV, Garraffo C, Gombosi TI. The dynamics of stellar coronae harboring hot Jupiters. I. A time-dependent magnetohydrodynamic simulation of the interplanetary environment in the HD 189733 planetary system Astrophysical Journal. 733. DOI: 10.1088/0004-637X/733/1/67  0.679
2011 Sterenborg MG, Cohen O, Drake JJ, Gombosi TI. Modeling the young Sun's solar wind and its interaction with Earth's paleomagnetosphere Journal of Geophysical Research: Space Physics. 116. DOI: 10.1029/2010Ja016036  0.662
2010 Cohen O, Drake JJ, Kashyap VL, Sokolov IV, Gombosi TI. The impact of hot jupiters on the spin-down of their host stars Astrophysical Journal Letters. 723: L64-L67. DOI: 10.1088/2041-8205/723/1/L64  0.609
2010 Pillitteri I, Wolk SJ, Cohen O, Kashyap V, Knutson H, Lisse CM, Henry GW. XMM-Newton Observations of HD 189733 During Planetary Transits The Astrophysical Journal. 722: 1216-1225. DOI: 10.1088/0004-637X/722/2/1216  0.449
2010 Cohen O, Drake JJ, Kashyap VL, Hussain GAJ, Gombosi TI. The coronal structure of AB Doradus Astrophysical Journal. 721: 80-89. DOI: 10.1088/0004-637X/721/1/80  0.615
2010 Cohen O, Drake JJ, Kashyap VL, Korhonen H, Elstner D, Gombosi TI. Magnetic structure of rapidly rotating FK comae-type coronae Astrophysical Journal. 719: 299-306. DOI: 10.1088/0004-637X/719/1/299  0.648
2010 Cohen O, Attrill GDR, Schwadron NA, Crooker NU, Owens MJ, Downs C, Gombosi TI. Numerical simulation of the 12 May 1997 CME Event: The role of magnetic reconnection Journal of Geophysical Research: Space Physics. 115. DOI: 10.1029/2010Ja015464  0.665
2009 Cohen O, Attrill GDR, Manchester WB, Wills-Davey MJ. Numerical simulation of an euv coronal wave based on the 2009 february 13 cme event observed by stereo Astrophysical Journal. 705: 587-602. DOI: 10.1088/0004-637X/705/1/587  0.423
2009 Cohen O, Drake JJ, Kashyap VL, Saar SH, Sokolov IV, Manchester WB, Hansen KC, Gombosi TI. Interactions of the magnetospheres of stars and close-in giant planets Astrophysical Journal. 704: L85-L88. DOI: 10.1088/0004-637X/704/2/L85  0.745
2009 Cohen O, Drake JJ, Kashyap VL, Gombosi TI. The effect of magnetic spots on stellar winds and angular momentum loss Astrophysical Journal. 699: 1501-1510. DOI: 10.1088/0004-637X/699/2/1501  0.655
2009 Jia YD, Russell CT, Jian LK, Manchester WB, Cohen O, Vourlidas A, Hansen KC, Combi MR, Gombosi TI. Study of the 2007 april 20 cme-comet interaction event with an mhd model Astrophysical Journal. 696: L56-L60. DOI: 10.1088/0004-637X/696/1/L56  0.715
2009 van der Holst B, Manchester W, Sokolov I, Tóth G, Gombosi T, DeZeeuw D, Cohen O. BREAKOUT CORONAL MASS EJECTION OR STREAMER BLOWOUT: THE BUGLE EFFECT The Astrophysical Journal. 693: 1178-1187. DOI: 10.1088/0004-637X/693/2/1178  0.626
2009 Zieger B, Hansen KC, Cohen O, Gombosi TI, Zurbuchen TH, Anderson BJ, Korth H. Upstream conditions at mercury during the first MESSENGER flyby: Results from two independent solar wind models Geophysical Research Letters. 36: L10108. DOI: 10.1029/2009Gl038346  0.723
2008 Lugaz N, Vourlidas A, Roussev II, Jacobs C, Manchester WB, Cohen O. The brightness of density structures at large solar elongation angles: What is being observed by STEREO secchi? Astrophysical Journal. 684: L111-L114. DOI: 10.1086/592217  0.681
2008 Vasquez AM, Frazin RA, Hayashi K, Sokolov IV, Cohen O, Manchester IV WB, Kamalabadi F. Validation of two MHD models of the solar corona with rotational tomography Astrophysical Journal. 682: 1328-1337. DOI: 10.1086/589682  0.366
2008 Liu YCM, Opher M, Cohen O, Liewer PC, Gombosi TI. A simulation of a coronal mass ejection propagation and shock evolution in the lower solar corona Astrophysical Journal. 680: 757-763. DOI: 10.1086/587867  0.662
2008 Cohen O, Sokolov IV, Roussev II, Gombosi TI. Validation of a synoptic solar wind model Journal of Geophysical Research: Space Physics. 113. DOI: 10.1029/2007Ja012797  0.625
2008 Cohen O, Sokolov IV, Roussev II, Lugaz N, Manchester WB, Gombosi TI, Arge CN. Validation of a global 3D heliospheric model with observations for the May 12, 1997 CME event Journal of Atmospheric and Solar-Terrestrial Physics. 70: 583-592. DOI: 10.1016/J.Jastp.2007.08.065  0.739
2007 Cohen O, Sokolov IV, Roussev II, Arge CN, Manchester WB, Gombosi TI, Frazin RA, Park H, Butala MD, Kamalabadi F, Velli M. A semiempirical magnetohydrodynamical model of the solar wind Astrophysical Journal. 654: L163-L166. DOI: 10.1086/511154  0.638
2006 Cohen O, Fisk LA, Roussev II, Toth G, Gombosi TI. Enhancement of photospheric meridional flow by reconnection processes Astrophysical Journal. 645: 1537-1542. DOI: 10.1086/504402  0.54
2003 Israelevich PL, Ershkovich AI, Gombosi TI, Neubauer FM, Cohen O. Fine structure of the diamagnetic cavity boundary in comet Halley Journal of Geophysical Research: Space Physics. 108. DOI: 10.1029/2002Ja009622  0.527
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