{"id":175864,"date":"2023-11-11T20:25:01","date_gmt":"2023-11-12T02:25:01","guid":{"rendered":"https:\/\/lifeboat.com\/blog\/2023\/11\/higher-harmonic-generation-in-boron-doped-silicon-from-band-carriers-and-bound-dopant-photoionization"},"modified":"2023-11-11T20:25:01","modified_gmt":"2023-11-12T02:25:01","slug":"higher-harmonic-generation-in-boron-doped-silicon-from-band-carriers-and-bound-dopant-photoionization","status":"publish","type":"post","link":"https:\/\/lifeboat.com\/blog\/2023\/11\/higher-harmonic-generation-in-boron-doped-silicon-from-band-carriers-and-bound-dopant-photoionization","title":{"rendered":"Higher-harmonic generation in boron-doped silicon from band carriers and bound-dopant photoionization"},"content":{"rendered":"<p><a class=\"aligncenter blog-photo\" href=\"https:\/\/lifeboat.com\/blog.images\/higher-harmonic-generation-in-boron-doped-silicon-from-band-carriers-and-bound-dopant-photoionization2.jpg\"><\/a><\/p>\n<p>We investigate ultrafast harmonic generation (HG) in Si: B, driven by intense pump pulses with fields reaching sim100\\phantomrule{0.28em0ex}kV\\phantomrule{0.16em0ex}cm^-1 and a carrier frequency of 300 GHz, at 4 K and 300 K, both experimentally and theoretically. We report several findings concerning the nonlinear charge carrier dynamics in intense sub-THz fields: (i) Harmonics of order up to $n=9$ are observed at room temperature, while at low temperature we can resolve harmonics reaching at least $n=11$. The susceptibility per charge carrier at moderate field strength is as high as for charge carriers in graphene, considered to be one of the materials with the strongest sub-THz nonlinear response.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>We investigate ultrafast harmonic generation (HG) in Si: B, driven by intense pump pulses with fields reaching sim100\\phantomrule{0.28em0ex}kV\\phantomrule{0.16em0ex}cm^-1 and a carrier frequency of 300 GHz, at 4 K and 300 K, both experimentally and theoretically. We report several findings concerning the nonlinear charge carrier dynamics in intense sub-THz fields: (i) Harmonics of order up to [\u2026]<\/p>\n","protected":false},"author":427,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1635],"tags":[],"class_list":["post-175864","post","type-post","status-publish","format-standard","hentry","category-materials"],"_links":{"self":[{"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/posts\/175864","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/users\/427"}],"replies":[{"embeddable":true,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/comments?post=175864"}],"version-history":[{"count":0,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/posts\/175864\/revisions"}],"wp:attachment":[{"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/media?parent=175864"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/categories?post=175864"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/tags?post=175864"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}