{"id":24319,"date":"2017-06-16T09:04:30","date_gmt":"2017-06-16T13:04:30","guid":{"rendered":"http:\/\/ssgreenberg.name\/PoliticsBlog\/?p=24319"},"modified":"2017-06-16T09:11:55","modified_gmt":"2017-06-16T13:11:55","slug":"researchers-discover-shortcut-to-satellite-based-quantum-encryption-network","status":"publish","type":"post","link":"https:\/\/ssgreenberg.name\/PoliticsBlog\/2017\/06\/16\/researchers-discover-shortcut-to-satellite-based-quantum-encryption-network\/","title":{"rendered":"Researchers discover shortcut to satellite-based quantum encryption network"},"content":{"rendered":"<p><em>Space Daily<\/em> has the story <a href=\"http:\/\/www.spacedaily.com\/reports\/Researchers_discover_shortcut_to_satellite_based_quantum_encryption_network_999.html\" target=\"_blank\">Researchers discover shortcut to satellite-based quantum encryption network<\/a>.<\/p>\n<blockquote><p>\nFrom the ground, researchers measured laser signals that originated from a satellite and traveled through Earth&#8217;s gravitational potential and the turbulent atmosphere. The successful characterization of quantum features under such conditions is a precondition for the implementation of a global quantum communication network using satellites that would link metropolitan area quantum networks on the ground.\n<\/p><\/blockquote>\n<p>I have blogged about various <a href=\"http:\/\/ssgreenberg.name\/PoliticsBlog\/?s=quantum\" target=\"_blank\">quantum mechanical issues<\/a>. The issue at hand here is quantum entanglement.  In particular, I thought I understood it in the post <a href=\"http:\/\/ssgreenberg.name\/PoliticsBlog\/2016\/09\/20\/quantum-teleportation-breakthrough-by-darpa-funded-physicists\/\" target=\"_blank\">\u2018Quantum teleportation\u2019 breakthrough by DARPA-funded physicists<\/a>.  However, I still don&#8217;t feel comfortable that I really understand many of the details for practical use of the physics.<\/p>\n<p>I can&#8217;t remember the book that I read about quantum entanglement, but perhaps it was <a href=\"https:\/\/www.amazon.com\/The-Age-Entanglement-Quantum-Physics\/dp\/1400095263\" target=\"_blank\">The Age of Entanglement: When Quantum Physics Was Reborn<\/a>.  The title doesn&#8217;t sound as familiar as it should if this is the book.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Space Daily has the story Researchers discover shortcut to satellite-based quantum encryption network. From the ground, researchers measured laser signals that originated from a satellite and traveled through Earth&#8217;s gravitational potential and the turbulent atmosphere. The successful characterization of quantum features under such conditions is a precondition for the implementation of a global quantum communication [&hellip;]<\/p>\n","protected":false},"author":2,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[166],"tags":[],"class_list":{"0":"post-24319","1":"post","2":"type-post","3":"status-publish","4":"format-standard","6":"category-stevegsposts","7":"czr-hentry"},"_links":{"self":[{"href":"https:\/\/ssgreenberg.name\/PoliticsBlog\/wp-json\/wp\/v2\/posts\/24319","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/ssgreenberg.name\/PoliticsBlog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/ssgreenberg.name\/PoliticsBlog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/ssgreenberg.name\/PoliticsBlog\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/ssgreenberg.name\/PoliticsBlog\/wp-json\/wp\/v2\/comments?post=24319"}],"version-history":[{"count":3,"href":"https:\/\/ssgreenberg.name\/PoliticsBlog\/wp-json\/wp\/v2\/posts\/24319\/revisions"}],"predecessor-version":[{"id":24322,"href":"https:\/\/ssgreenberg.name\/PoliticsBlog\/wp-json\/wp\/v2\/posts\/24319\/revisions\/24322"}],"wp:attachment":[{"href":"https:\/\/ssgreenberg.name\/PoliticsBlog\/wp-json\/wp\/v2\/media?parent=24319"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/ssgreenberg.name\/PoliticsBlog\/wp-json\/wp\/v2\/categories?post=24319"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/ssgreenberg.name\/PoliticsBlog\/wp-json\/wp\/v2\/tags?post=24319"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}