Search Results
Showing 1-20 of about 67 results.
X-Ray Activity Variations and Coronal Abundances of the Star-Planet Interaction Candidate HD 179949DOI: info:10.3847/1538-4357/acd054v. 951152
Acharya, Anshuman, Kashyap, Vinay L., Saar, Steven H., Singh, Kulinder Pal, and Cuntz, Manfred. 2023. "X-Ray Activity Variations and Coronal Abundances of the Star-Planet Interaction Candidate HD 179949." The Astrophysical Journal, 951 152. https://doi.org/10.3847/1538-4357/acd054.
Shocks and Photoionization of the Inner 650 au Jet of the Interacting Binary Star R Aquarii from Multiwavelength Hubble Space Telescope ObservationsDOI: info:10.3847/1538-4357/acc068v. 94711
Huang, Caroline D., Karovska, Margarita, Hack, Warren, Raymond, John C., Montez, Rodolfo, and Kashyap, Vinay L. 2023. "Shocks and Photoionization of the Inner 650 au Jet of the Interacting Binary Star R Aquarii from Multiwavelength Hubble Space Telescope Observations." The Astrophysical Journal, 947 11. https://doi.org/10.3847/1538-4357/acc068.
Center-to-limb Variation of Transition-region Doppler Shifts in Active RegionsDOI: info:10.3847/1538-4357/acb4edv. 944158
Rajhans, Abhishek, Tripathi, Durgesh, Klimchuk, James A., Ghosh, Avyarthana, and Kashyap, Vinay L. 2023. "Center-to-limb Variation of Transition-region Doppler Shifts in Active Regions." The Astrophysical Journal, 944 158. https://doi.org/10.3847/1538-4357/acb4ed.
A novel approach to detect line emission under high background in high-resolution X-ray spectraDOI: info:10.1093/mnras/stad398v. 521969–983
Zhang, Xiangyu, Algeri, Sara, Kashyap, Vinay, and Karovska, Margarita. 2023. "A novel approach to detect line emission under high background in high-resolution X-ray spectra." Monthly Notices of the Royal Astronomical Society, 521 969–983. https://doi.org/10.1093/mnras/stad398.
Rajhans, Abhishek, Tripathi, Durgesh, Bradshaw, Stephen J., Klimchuk, James A., and Kashyap, Vinay L. 2022. "Flows in Enthalpy-based Thermal Evolution of Loops." The Astrophysical Journal, 924 13. https://doi.org/10.3847/1538-4357/ac3009.
Concordance: In-flight Calibration of X-Ray Telescopes without Absolute ReferencesDOI: info:10.3847/1538-3881/ac230av. 162254
Marshall, Herman L., Chen, Yang, Drake, Jeremy J., Guainazzi, Matteo, Kashyap, Vinay L., Meng, Xiao-Li, Plucinsky, Paul P., Ratzlaff, Peter, van Dyk, David A., and Wang, Xufei. 2021. "Concordance: In-flight Calibration of X-Ray Telescopes without Absolute References." The Astronomical Journal, 162 254. https://doi.org/10.3847/1538-3881/ac230a.
A possible planet candidate in an external galaxy detected through X-ray transitDOI: info:10.1038/s41550-021-01495-wv. 51297–1307
Di Stefano, Rosanne, Berndtsson, Julia, Urquhart, Ryan, Soria, Roberto, Kashyap, Vinay L., Carmichael, Theron W., and Imara, Nia. 2021. "A possible planet candidate in an external galaxy detected through X-ray transit." Nature Astronomy, 5 1297–1307. https://doi.org/10.1038/s41550-021-01495-w.
Hydrodynamics of Small Transient Brightenings in the Solar CoronaDOI: info:10.3847/1538-4357/ac03bbv. 91729
Rajhans, Abhishek, Tripathi, Durgesh, and Kashyap, Vinay L. 2021. "Hydrodynamics of Small Transient Brightenings in the Solar Corona." The Astrophysical Journal, 917 29. https://doi.org/10.3847/1538-4357/ac03bb.
Change-point Detection and Image Segmentation for Time Series of Astrophysical ImagesDOI: info:10.3847/1538-3881/abe0b6v. 161184
Xu, Cong, Günther, Hans Moritz, Kashyap, Vinay L., Lee, Thomas C. M., and Zezas, Andreas. 2021. "Change-point Detection and Image Segmentation for Time Series of Astrophysical Images." The Astronomical Journal, 161 184. https://doi.org/10.3847/1538-3881/abe0b6.
Pointing Chandra toward the Extreme Ultraviolet Fluxes of Very Low Mass StarsDOI: info:10.3847/1538-4357/ab7b5cv. 893137
Drake, Jeremy J., Kashyap, Vinay L., Wargelin, Bradford J., and Wolk, Scott J. 2020. "Pointing Chandra toward the Extreme Ultraviolet Fluxes of Very Low Mass Stars." The Astrophysical Journal, 893 137. https://doi.org/10.3847/1538-4357/ab7b5c.
X-Ray Observations of the Peculiar Cepheid V473 Lyr Identify A Low-mass CompanionDOI: info:10.3847/1538-3881/ab7121v. 159121
Evans, Nancy Remage, Pillitteri, Ignazio, Molnar, Laszlo, Szabados, Laszlo, Plachy, Emese, Szabo, Robert, Engle, Scott, Guinan, Edward, Wolk, Scott, Günther, H. Moritz, Neilson, Hilding, Marengo, Massimo, Matthews, Lynn D., Moschou, Sofia, Drake, Jeremy J., Kashyap, Vinay, Kervella, Pierre, Tordai, Tamas, Somogyi, Peter, and Burki, Gilbert. 2020. "X-Ray Observations of the Peculiar Cepheid V473 Lyr Identify A Low-mass Companion." The Astronomical Journal, 159 121. https://doi.org/10.3847/1538-3881/ab7121.
Designing miniature x-ray optics for the SmallSat lunar science mission concept CubeXDOI: info:10.1364/AO.393554v. 595560
Kashyap, Vinay L., Hong, Jaesub, Romaine, Suzanne, Sethares, Leandra, Cotroneo, Vincenzo, Spiga, Daniele, and Nittler, Larry. 2020. "Designing miniature x-ray optics for the SmallSat lunar science mission concept CubeX." Applied Optics, 59 5560. https://doi.org/10.1364/AO.393554.
Spatially Resolved Chandra Spectroscopy of the Large Magellanic Cloud Supernova Remnant N132DDOI: info:10.3847/1538-4357/ab8a46v. 894145
Sharda, Piyush, Gaetz, Terrance J., Kashyap, Vinay L., and Plucinsky, Paul P. 2020. "Spatially Resolved Chandra Spectroscopy of the Large Magellanic Cloud Supernova Remnant N132D." The Astrophysical Journal, 894 145. https://doi.org/10.3847/1538-4357/ab8a46.
Snios, Bradford, Siemiginowska, Aneta, Sobolewska, Małgosia, Cheung, C. C., Kashyap, Vinay, Migliori, Giulia, Schwartz, Daniel A., Stawarz, Łukasz, and Worrall, Diana M. 2020. "X-Ray Properties of Young Radio Quasars at z > 4.5." The Astrophysical Journal, 899 127. https://doi.org/10.3847/1538-4357/aba2ca.
Multidimensional data-driven classification of emission-line galaxiesDOI: info:10.1093/mnras/stz330v. 4851085–1102
Stampoulis, Vasileios, van Dyk, David A., Kashyap, Vinay L., and Zezas, Andreas. 2019. "Multidimensional data-driven classification of emission-line galaxies." Monthly Notices of the Royal Astronomical Society, 485 1085–1102. https://doi.org/10.1093/mnras/stz330.
Subramanian, Srividya, Kashyap, Vinay L., Tripathi, Durgesh, Madjarska, Maria S., and Doyle, John G. 2018. "Energetics of Hi-C EUV brightenings." Astronomy and Astrophysics, 615 A47. https://doi.org/10.1051/0004-6361/201629304.
Incorporating Uncertainties in Atomic Data into the Analysis of Solar and Stellar Observations: A Case Study in Fe XIIIDOI: info:10.3847/1538-4357/aadfddv. 866146
Yu, Xixi, Del Zanna, Giulio, Stenning, David C., Cisewski-Kehe, Jessi, Kashyap, Vinay L., Stein, Nathan, van Dyk, David A., Warren, Harry P., and Weber, Mark A. 2018. "Incorporating Uncertainties in Atomic Data into the Analysis of Solar and Stellar Observations: A Case Study in Fe XIII." The Astrophysical Journal, 866 146. https://doi.org/10.3847/1538-4357/aadfdd.
Giant Coronal Loops Dominate the Quiescent X-Ray Emission in Rapidly Rotating M StarsDOI: info:10.3847/1538-4357/834/1/14v. 83414
Cohen, O., Yadav, R., Garraffo, Cecilia, Saar, S. H., Wolk, S. J., Kashyap, V. L., Drake, Jeremy J., and Pillitteri, Ignazio. 2017. "Giant Coronal Loops Dominate the Quiescent X-Ray Emission in Rapidly Rotating M Stars." The Astrophysical Journal, 834 14. https://doi.org/10.3847/1538-4357/834/1/14.
Direct Observations of Different Sunspot Waves Influenced by Umbral FlashesDOI: info:10.3847/1538-4357/aa95c0v. 850206
Sharma, Aishawnnya, Gupta, G. R., Tripathi, Durgesh, Kashyap, V., and Pathak, Amit. 2017. "Direct Observations of Different Sunspot Waves Influenced by Umbral Flashes." The Astrophysical Journal, 850 206. https://doi.org/10.3847/1538-4357/aa95c0.
Optical, UV, and X-ray evidence for a 7-yr stellar cycle in Proxima CentauriDOI: info:10.1093/mnras/stw2570v. 4643281–3296
Wargelin, B. J., Saar, S. H., Pojmański, G., Drake, Jeremy J., and Kashyap, V. L. 2017. "Optical, UV, and X-ray evidence for a 7-yr stellar cycle in Proxima Centauri." Monthly Notices of the Royal Astronomical Society, 464 3281–3296. https://doi.org/10.1093/mnras/stw2570.