{"id":608245,"date":"2019-04-15T14:28:19","date_gmt":"2019-04-15T18:28:19","guid":{"rendered":"https:\/\/ntrs.nasa.gov\/search.jsp?R=20190002393"},"modified":"2019-04-15T14:28:19","modified_gmt":"2019-04-15T18:28:19","slug":"nustar-hard-x-ray-view-of-low-luminosity-active-galactic-nuclei-high-energy-cutoff-and-truncated-thin-disk","status":"publish","type":"post","link":"https:\/\/spaceweekly.com\/?p=608245","title":{"rendered":"NuStar Hard X-Ray View of Low-Luminosity Active Galactic Nuclei: High-Energy Cutoff and Truncated Thin Disk"},"content":{"rendered":"<p>Abstract: We report the analysis of simultaneous XMM-Newton+Nuclear Spectroscopic Telescope Array (NuSTAR) observations of two low-luminosity active galactic nuclei (LLAGNs), NGC?3998 and NGC?4579. We do not detect any significant variability in either source over the ~3 day length of the NuSTAR observations. The broadband 0.5\u201360 keV spectrum of NGC?3998 is best fit with a cutoff power law, while the one for NGC?4579 is best fit with a combination of a hot thermal plasma model, a power law, and a blend&#8230;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Abstract: We report the analysis of simultaneous XMM-Newton+Nuclear Spectroscopic Telescope Array (NuSTAR) observations of two low-luminosity active galactic nuclei (LLAGNs), NGC?3998 and NGC?4579. We do not detect any significant variability in either source over the ~3 day length of the NuSTAR observations. The broadband 0.5&ndash;60 keV spectrum of NGC?3998 is best fit with a cutoff power law, while the one for NGC?4579 is best fit with a combination of a hot thermal plasma model, a power law, and a blend&#8230;<\/p>\n","protected":false},"author":60,"featured_media":615444,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[],"tags":[],"class_list":["post-608245","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry"],"_links":{"self":[{"href":"https:\/\/spaceweekly.com\/index.php?rest_route=\/wp\/v2\/posts\/608245","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/spaceweekly.com\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/spaceweekly.com\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/spaceweekly.com\/index.php?rest_route=\/wp\/v2\/users\/60"}],"replies":[{"embeddable":true,"href":"https:\/\/spaceweekly.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=608245"}],"version-history":[{"count":2,"href":"https:\/\/spaceweekly.com\/index.php?rest_route=\/wp\/v2\/posts\/608245\/revisions"}],"predecessor-version":[{"id":609265,"href":"https:\/\/spaceweekly.com\/index.php?rest_route=\/wp\/v2\/posts\/608245\/revisions\/609265"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/spaceweekly.com\/index.php?rest_route=\/wp\/v2\/media\/615444"}],"wp:attachment":[{"href":"https:\/\/spaceweekly.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=608245"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/spaceweekly.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=608245"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/spaceweekly.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=608245"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}