<html><head></head><body><div style="color:#000; background-color:#fff; font-family:HelveticaNeue, Helvetica Neue, Helvetica, Arial, Lucida Grande, sans-serif;font-size:16px"><div id="yui_3_16_0_ym18_1_1459179269659_36869"><span>Andrew</span></div><div id="yui_3_16_0_ym18_1_1459179269659_36869"><span><br></span></div><div id="yui_3_16_0_ym18_1_1459179269659_36869"><span>An interesting article indeed...</span></div><div id="yui_3_16_0_ym18_1_1459179269659_36869"><br></div><div id="yui_3_16_0_ym18_1_1459179269659_36869"><br></div><div dir="ltr" id="yui_3_16_0_ym18_1_1459179269659_36944">Even though the difference in speed is slight, about 0.1% relative to c,</div><div class="qtdSeparateBR" id="yui_3_16_0_ym18_1_1459179269659_36852"><br></div><div class="qtdSeparateBR" id="yui_3_16_0_ym18_1_1459179269659_36852" dir="ltr">Note to Richard on FTL possibility from the gizmag article.</div><div dir="ltr" id="yui_3_16_0_ym18_1_1459179269659_37091" class=""><br></div><div class="qtdSeparateBR" id="yui_3_16_0_ym18_1_1459179269659_36852" dir="ltr">"<span style="color: rgb(85, 85, 85); font-family: PublicoText, 'Helvetica Neue', Arial; font-size: 17px;" id="yui_3_16_0_ym18_1_1459179269659_37047" class="">According to the team, the ability to slow down light by altering its structure implies that it may also be possible to speed it up by around one femtosecond faster than the speed of light in a vacuum."</span><br><br></div><div class="qtdSeparateBR" id="yui_3_16_0_ym18_1_1459179269659_36852" dir="ltr"><div id="yui_3_16_0_ym18_1_1459179269659_36869" class="">Paper is at:</div><div dir="ltr" id="yui_3_16_0_ym18_1_1459179269659_37091" class=""><a href="https://www.osapublishing.org/optica/abstract.cfm?uri=optica-3-4-351" id="yui_3_16_0_ym18_1_1459179269659_37090" class="">https://www.osapublishing.org/optica/abstract.cfm?uri=optica-3-4-351</a><br id="yui_3_16_0_ym18_1_1459179269659_37137" class=""></div><div dir="ltr" id="yui_3_16_0_ym18_1_1459179269659_37139" class=""><br></div><div dir="ltr" id="yui_3_16_0_ym18_1_1459179269659_37139" class=""></div><div dir="ltr" id="yui_3_16_0_ym18_1_1459179269659_37139" class=""><span style="font-family: 'Lucida Grande', helvetica, arial, verdana, sans-serif; font-size: 1.17em; font-weight: 700;">Showing results 1 through 3 (of 3 total) for </span><a href="http://arxiv.org/find/physics/1/au:+Bouchard_F/0/1/0/all/0/1?skip=0&query_id=45180e75999ca605" id="yui_3_16_0_ym18_1_1459179269659_37420" class="" style="font-family: 'Lucida Grande', helvetica, arial, verdana, sans-serif; font-size: 1.17em; font-weight: 700; text-decoration: none;">au:Bouchard_F</a><br></div><div dir="ltr" id="yui_3_16_0_ym18_1_1459179269659_37139" class=""><dl style="font-family: 'Lucida Grande', helvetica, arial, verdana, sans-serif; font-size: 14px;" id="yui_3_16_0_ym18_1_1459179269659_37422" class=""><dt id="yui_3_16_0_ym18_1_1459179269659_37424" class="">1. <span class="" style="font-weight: bold;" id="yui_3_16_0_ym18_1_1459179269659_37426"><a href="http://arxiv.org/abs/1512.02597" title="Abstract" style="text-decoration: none;" id="yui_3_16_0_ym18_1_1459179269659_37428" class="">arXiv:1512.02597</a> [<a href="http://arxiv.org/pdf/1512.02597" title="Download PDF" style="text-decoration: none;" id="yui_3_16_0_ym18_1_1459179269659_37430" class="">pdf</a>]</span></dt><dd style="padding-bottom: 1em;" id="yui_3_16_0_ym18_1_1459179269659_37432" class=""><div class="" style="line-height: 18.719999313354492px;" id="yui_3_16_0_ym18_1_1459179269659_37434"><div class="" style="font-size: large; font-weight: bold; margin: 0.25em 0px 0px; line-height: 21.600000381469727px;" id="yui_3_16_0_ym18_1_1459179269659_37436">Observation of subluminal twisted light in vacuum</div><div class="" style="font-size: 16px;" id="yui_3_16_0_ym18_1_1459179269659_37438"><a href="http://arxiv.org/find/physics/1/au:+Bouchard_F/0/1/0/all/0/1" style="text-decoration: none;" id="yui_3_16_0_ym18_1_1459179269659_37440" class="">Frédéric Bouchard</a>, <a href="http://arxiv.org/find/physics/1/au:+Harris_J/0/1/0/all/0/1" style="text-decoration: none;" id="yui_3_16_0_ym18_1_1459179269659_37442" class="">Jérémie Harris</a>, <a href="http://arxiv.org/find/physics/1/au:+Mand_H/0/1/0/all/0/1" style="text-decoration: none;" id="yui_3_16_0_ym18_1_1459179269659_37444" class="">Harjaspreet Mand</a>, <a href="http://arxiv.org/find/physics/1/au:+Boyd_R/0/1/0/all/0/1" style="text-decoration: none;" id="yui_3_16_0_ym18_1_1459179269659_37446" class="">Robert W. Boyd</a>, <a href="http://arxiv.org/find/physics/1/au:+Karimi_E/0/1/0/all/0/1" style="text-decoration: none;" id="yui_3_16_0_ym18_1_1459179269659_37448" class="">Ebrahim Karimi</a></div><div class="" style="font-size: 13px;" id="yui_3_16_0_ym18_1_1459179269659_37450"><span class="" style="display: inline;" id="yui_3_16_0_ym18_1_1459179269659_37452">Comments:</span> 16 pages, and 4 figures</div><div class="" style="font-size: 13px;" id="yui_3_16_0_ym18_1_1459179269659_37454"><span class="" style="display: inline;" id="yui_3_16_0_ym18_1_1459179269659_37456">Subjects:</span> <span class="" style="font-weight: bold;" id="yui_3_16_0_ym18_1_1459179269659_37458">Optics (physics.optics)</span>; Quantum Physics (quant-ph)</div></div></dd><dt id="yui_3_16_0_ym18_1_1459179269659_37460" class="">2. <span class="" style="font-weight: bold;" id="yui_3_16_0_ym18_1_1459179269659_37462"><a href="http://arxiv.org/abs/1407.5491" title="Abstract" style="text-decoration: none;" id="yui_3_16_0_ym18_1_1459179269659_37464" class="">arXiv:1407.5491</a> [<a href="http://arxiv.org/pdf/1407.5491" title="Download PDF" style="text-decoration: none;" id="yui_3_16_0_ym18_1_1459179269659_37466" class="">pdf</a>, <a href="http://arxiv.org/format/1407.5491" title="Other formats" style="text-decoration: none;" id="yui_3_16_0_ym18_1_1459179269659_37468" class="">other</a>]</span></dt><dd style="padding-bottom: 1em;" id="yui_3_16_0_ym18_1_1459179269659_37470" class=""><div class="" style="line-height: 18.719999313354492px;" id="yui_3_16_0_ym18_1_1459179269659_37472"><div class="" style="font-size: large; font-weight: bold; margin: 0.25em 0px 0px; line-height: 21.600000381469727px;" id="yui_3_16_0_ym18_1_1459179269659_37474">Optical spin-to-orbital angular momentum conversion in ultra-thin metasurfaces with arbitrary topological charges</div><div class="" style="font-size: 16px;" id="yui_3_16_0_ym18_1_1459179269659_37476"><a href="http://arxiv.org/find/physics/1/au:+Bouchard_F/0/1/0/all/0/1" style="text-decoration: none;" id="yui_3_16_0_ym18_1_1459179269659_37478" class="">Frédéric Bouchard</a>, <a href="http://arxiv.org/find/physics/1/au:+Leon_I/0/1/0/all/0/1" style="text-decoration: none;" id="yui_3_16_0_ym18_1_1459179269659_37480" class="">Israel De Leon</a>, <a href="http://arxiv.org/find/physics/1/au:+Schulz_S/0/1/0/all/0/1" style="text-decoration: none;" id="yui_3_16_0_ym18_1_1459179269659_37482" class="">Sebastian A. Schulz</a>, <a href="http://arxiv.org/find/physics/1/au:+Upham_J/0/1/0/all/0/1" style="text-decoration: none;" id="yui_3_16_0_ym18_1_1459179269659_37484" class="">Jeremy Upham</a>, <a href="http://arxiv.org/find/physics/1/au:+Karimi_E/0/1/0/all/0/1" style="text-decoration: none;" id="yui_3_16_0_ym18_1_1459179269659_37486" class="">Ebrahim Karimi</a>, <a href="http://arxiv.org/find/physics/1/au:+Boyd_R/0/1/0/all/0/1" style="text-decoration: none;" id="yui_3_16_0_ym18_1_1459179269659_37488" class="">Robert W Boyd</a></div><div class="" style="font-size: 13px;" id="yui_3_16_0_ym18_1_1459179269659_37490"><span class="" style="display: inline;" id="yui_3_16_0_ym18_1_1459179269659_37492">Comments:</span> 4 pages, 3 figures - submitted!</div><div class="" style="font-size: 13px;" id="yui_3_16_0_ym18_1_1459179269659_37494"><span class="" style="display: inline;" id="yui_3_16_0_ym18_1_1459179269659_37496">Subjects:</span> <span class="" style="font-weight: bold;" id="yui_3_16_0_ym18_1_1459179269659_37498">Optics (physics.optics)</span></div></div></dd><dt id="yui_3_16_0_ym18_1_1459179269659_37500" class="">3. <span class="" style="font-weight: bold;" id="yui_3_16_0_ym18_1_1459179269659_37502"><a href="http://arxiv.org/abs/1407.0065" title="Abstract" style="text-decoration: none;" id="yui_3_16_0_ym18_1_1459179269659_37504" class="">arXiv:1407.0065</a> [<a href="http://arxiv.org/pdf/1407.0065" title="Download PDF" style="text-decoration: none;" id="yui_3_16_0_ym18_1_1459179269659_37506" class="">pdf</a>, <a href="http://arxiv.org/format/1407.0065" title="Other formats" style="text-decoration: none;" id="yui_3_16_0_ym18_1_1459179269659_37508" class="">other</a>]</span></dt><dd style="padding-bottom: 1em;" id="yui_3_16_0_ym18_1_1459179269659_37510" class=""><div class="" style="line-height: 18.719999313354492px;" id="yui_3_16_0_ym18_1_1459179269659_37512"><div class="" style="font-size: large; font-weight: bold; margin: 0.25em 0px 0px; line-height: 21.600000381469727px;" id="yui_3_16_0_ym18_1_1459179269659_37514">Achromatic orbital angular momentum generator</div><div class="" style="font-size: 16px;" id="yui_3_16_0_ym18_1_1459179269659_37516"><a href="http://arxiv.org/find/physics/1/au:+Bouchard_F/0/1/0/all/0/1" style="text-decoration: none;" id="yui_3_16_0_ym18_1_1459179269659_37518" class="">Frédéric Bouchard</a>, <a href="http://arxiv.org/find/physics/1/au:+Mand_H/0/1/0/all/0/1" style="text-decoration: none;" id="yui_3_16_0_ym18_1_1459179269659_37520" class="">Harjaspreet Mand</a>, <a href="http://arxiv.org/find/physics/1/au:+Mirhosseini_M/0/1/0/all/0/1" style="text-decoration: none;" id="yui_3_16_0_ym18_1_1459179269659_37522" class="">Mohammad Mirhosseini</a>, <a href="http://arxiv.org/find/physics/1/au:+Karimi_E/0/1/0/all/0/1" style="text-decoration: none;" id="yui_3_16_0_ym18_1_1459179269659_37524" class="">Ebrahim Karimi</a>, <a href="http://arxiv.org/find/physics/1/au:+Boyd_R/0/1/0/all/0/1" style="text-decoration: none;" id="yui_3_16_0_ym18_1_1459179269659_37526" class="">Robert W. Boyd</a></div><div class="" style="font-size: 13px;" id="yui_3_16_0_ym18_1_1459179269659_37528"><span class="" style="display: inline;" id="yui_3_16_0_ym18_1_1459179269659_37530">Comments:</span> 15 pages, 6 figures and 1 table</div><div class="" style="font-size: 13px;" dir="ltr" id="yui_3_16_0_ym18_1_1459179269659_37532"><span class="" style="display: inline;" id="yui_3_16_0_ym18_1_1459179269659_37534">Subjects:</span> <span class="" style="font-weight: bold;" id="yui_3_16_0_ym18_1_1459179269659_37536">Optics (physics.optics)</span></div></div></dd></dl></div></div><div class="qtdSeparateBR" id="yui_3_16_0_ym18_1_1459179269659_36852" dir="ltr">David</div><div class="yahoo_quoted" id="yui_3_16_0_ym18_1_1459179269659_35680" style="display: block;"> <blockquote style="border-left: 2px solid rgb(16, 16, 255); margin-left: 5px; margin-top: 5px; padding-left: 5px;" id="yui_3_16_0_ym18_1_1459179269659_35679"> <div style="font-family: HelveticaNeue, Helvetica Neue, Helvetica, Arial, Lucida Grande, sans-serif; font-size: 16px;" id="yui_3_16_0_ym18_1_1459179269659_35678"> <div style="font-family: HelveticaNeue, Helvetica Neue, Helvetica, Arial, Lucida Grande, sans-serif; font-size: 16px;" id="yui_3_16_0_ym18_1_1459179269659_35677"> <div dir="ltr" id="yui_3_16_0_ym18_1_1459179269659_36840"> <font size="2" face="Arial" id="yui_3_16_0_ym18_1_1459179269659_36841"> <hr size="1" id="yui_3_16_0_ym18_1_1459179269659_37069"> <b id="yui_3_16_0_ym18_1_1459179269659_37094"><span style="font-weight:bold;" id="yui_3_16_0_ym18_1_1459179269659_37093">From:</span></b> Andrew Meulenberg <mules333@gmail.com><br> <b><span style="font-weight: bold;">To:</span></b> Nature of Light and Particles - General Discussion <general@lists.natureoflightandparticles.org> <br> <b><span style="font-weight: bold;">Sent:</span></b> Monday, March 28, 2016 10:17 AM<br> <b id="yui_3_16_0_ym18_1_1459179269659_37586"><span style="font-weight: bold;" id="yui_3_16_0_ym18_1_1459179269659_37585">Subject:</span></b> [General] a new twist<br> </font> </div> <div class="y_msg_container" id="yui_3_16_0_ym18_1_1459179269659_35676"><br><div id="yiv2758424948"><div dir="ltr"><a rel="nofollow" target="_blank" href="http://www.gizmag.com/twisted-light-slower/42489/?utm_source=Gizmag+Subscribers&utm_campaign=49f39f5715-UA-2235360-4&utm_medium=email&utm_term=0_65b67362bd-49f39f5715-89936970">http://www.gizmag.com/twisted-light-slower/42489/?utm_source=Gizmag+Subscribers&utm_campaign=49f39f5715-UA-2235360-4&utm_medium=email&utm_term=0_65b67362bd-49f39f5715-89936970</a><br></div><div id="yiv2758424948DDB4FAA8-2DD7-40BB-A1B8-4E2AA1F9FDF2"><br>
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