National Aeronautics and Space Administration (NASA)

Long-term pulse period evolution of the ultra-luminous X-ray pulsar NGC 7793 P13 (2021) Furst F, Walton DJ, Heida M, Bachetti M, Pinto C, Middleton MJ, Brightman M, et al. Journal article X-ray emission from magnetized neutron star atmospheres at low mass-accretion rates: I. Phase-averaged spectrum (2021) Sokolova-Lapa E, Gornostaev M, Wilms J, Ballhausen R, Falkner S, Postnov K, Thalhammer P, et al. Journal article Nitrogen X-ray absorption in the local ISM (2021) Gatuzz E, Garcia J, Kallman TR Journal article RX J0529.8-6556: A BeXRB pulsar with an evolving optical period and out of phase X-ray outbursts (2021) Treiber H, Vasilopoulos G, Bailyn CD, Haberl F, Gendreau KC, Ray PS, Maitra C, et al. Journal article The first GeV flare of the radio-loud narrow-line Seyfert 1 galaxy PKS 2004-447 (2021) Gokus A, Paliya VS, Wagner SM, Buson S, D'Ammando F, Edwards PG, Kadler M, et al. Journal article Quantum algorithms with local particle-number conservation: Noise effects and error correction (2021) Streif M, Leib M, Wudarski F, Rieffel E, Wang Z Journal article How the space environment influences organisms: An astrobiological perspective and review (2021) Prasad B, Richter P, Vadakedath N, Haag F, Strauch SM, Mancinelli R, Schwarzwälder A, et al. Journal article, Review article Reflection Modeling of the Black Hole Binary 4U 1630-47: The Disk Density and Returning Radiation (2021) Connors RMT, Garcia JA, Tomsick J, Hare J, Dauser T, Grinberg V, Steiner JF, et al. Journal article The XSTAR atomic database (2021) Mendoza C, Bautista MA, Deprince J, Garcia J, Gatuzz E, Gorczyca TW, Kallman TR, et al. Journal article StrayCats: A Catalog of NuSTAR Stray Light Observations (2021) Grefenstette BW, Ludlam RM, Thompson ET, Garcia J, Hare J, Jaodand AD, Krivonos RA, et al. Journal article