{"id":2216,"date":"2020-07-21T14:10:00","date_gmt":"2020-07-21T05:10:00","guid":{"rendered":"http:\/\/www.phys.s.u-tokyo.ac.jp\/en\/?p=2216"},"modified":"2020-08-28T17:03:56","modified_gmt":"2020-08-28T08:03:56","slug":"circularly-polarized-vacuum-ultraviolet-coherent-light-generation-using-a-square-lattice-photonic-crystal-nanomembrane","status":"publish","type":"post","link":"https:\/\/www.phys.s.u-tokyo.ac.jp\/en\/news\/2216\/","title":{"rendered":"Circularly polarized vacuum ultraviolet coherent light generation using a square lattice photonic crystal nanomembrane"},"content":{"rendered":"\n<div class=\"wp-block-image\"><figure class=\"alignright size-full is-resized\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/www.phys.s.u-tokyo.ac.jp\/en\/wp-content\/uploads\/sites\/2\/2020\/08\/press20200721.png\" alt=\"\" class=\"wp-image-2220\" width=\"288\" height=\"279\" srcset=\"https:\/\/www.phys.s.u-tokyo.ac.jp\/en\/wp-content\/uploads\/sites\/2\/2020\/08\/press20200721.png 576w, https:\/\/www.phys.s.u-tokyo.ac.jp\/en\/wp-content\/uploads\/sites\/2\/2020\/08\/press20200721-300x291.png 300w\" sizes=\"(max-width: 288px) 100vw, 288px\" \/><figcaption>Fig. Scheme of the circularly polarized VUV THG using a PCN.<\/figcaption><\/figure><\/div>\n\n\n\n<p>Assistant Professor Kuniaki Konishi (<a href=\"http:\/\/www.ipst.s.u-tokyo.ac.jp\/index.php\">IPST<\/a>), Professor Junji Yumoto and Professor Makoto Gonokami (current President) searched for a substance that can directly convert circularly polarized light with a wavelength that humans perceive as visible light into circularly polarized light with a short wavelength in the vacuum ultraviolet (VUV) region, and discovered that a thin membrane with nano-sized holes in equidistant square lattices could be used for the first time (Fig.).<br>It was also found that circularly polarized VUV coherent light with converted wavelength can be used for applications such as spectroscopy with sufficient intensity<\/p>\n\n\n\n<p>See below for more information.<\/p>\n\n\n\n<ul><li>Institute for Photon Science and Technology : <a href=\"http:\/\/www.ipst.s.u-tokyo.ac.jp\/index.php\">http:\/\/www.ipst.s.u-tokyo.ac.jp\/index.php<\/a><\/li><li>Gonokami-Yumoto Group : <a href=\"http:\/\/www.gono.t.u-tokyo.ac.jp\/e_index.html\">http:\/\/www.gono.t.u-tokyo.ac.jp\/e_index.html<\/a><\/li><li>Article URL : <a href=\"https:\/\/www.osapublishing.org\/optica\/abstract.cfm?uri=optica-7-8-855\">https:\/\/www.osapublishing.org\/optica\/abstract.cfm?uri=optica-7-8-855<\/a><\/li><\/ul>\n\n\n","protected":false},"excerpt":{"rendered":"Assistant Professor Kuniaki Konishi (IPST), Professor Junji Yumoto and Professor Makoto Gonokami (current Pres [&hellip;]","protected":false},"author":7,"featured_media":2220,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":[],"categories":[3],"tags":[13,29],"_links":{"self":[{"href":"https:\/\/www.phys.s.u-tokyo.ac.jp\/en\/wp-json\/wp\/v2\/posts\/2216"}],"collection":[{"href":"https:\/\/www.phys.s.u-tokyo.ac.jp\/en\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.phys.s.u-tokyo.ac.jp\/en\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.phys.s.u-tokyo.ac.jp\/en\/wp-json\/wp\/v2\/users\/7"}],"replies":[{"embeddable":true,"href":"https:\/\/www.phys.s.u-tokyo.ac.jp\/en\/wp-json\/wp\/v2\/comments?post=2216"}],"version-history":[{"count":8,"href":"https:\/\/www.phys.s.u-tokyo.ac.jp\/en\/wp-json\/wp\/v2\/posts\/2216\/revisions"}],"predecessor-version":[{"id":2231,"href":"https:\/\/www.phys.s.u-tokyo.ac.jp\/en\/wp-json\/wp\/v2\/posts\/2216\/revisions\/2231"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.phys.s.u-tokyo.ac.jp\/en\/wp-json\/wp\/v2\/media\/2220"}],"wp:attachment":[{"href":"https:\/\/www.phys.s.u-tokyo.ac.jp\/en\/wp-json\/wp\/v2\/media?parent=2216"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.phys.s.u-tokyo.ac.jp\/en\/wp-json\/wp\/v2\/categories?post=2216"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.phys.s.u-tokyo.ac.jp\/en\/wp-json\/wp\/v2\/tags?post=2216"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}