{"id":2094,"date":"2016-11-28T14:12:58","date_gmt":"2016-11-28T12:12:58","guid":{"rendered":"https:\/\/stwww1.weizmann.ac.il\/lasers\/?p=2094"},"modified":"2017-07-30T12:12:36","modified_gmt":"2017-07-30T09:12:36","slug":"%d7%94%d7%aa%d7%91%d7%93%d7%a8%d7%95%d7%aa-%d7%90%d7%9c%d7%95%d7%9e%d7%aa-%d7%a7%d7%a8%d7%99%d7%a0%d7%94-%d7%92%d7%90%d7%95%d7%a1%d7%99%d7%90%d7%a0%d7%99%d7%aa","status":"publish","type":"post","link":"https:\/\/stwww1.weizmann.ac.il\/lasers\/?p=2094","title":{"rendered":"\u05d4\u05ea\u05d1\u05d3\u05e8\u05d5\u05ea \u05d0\u05dc\u05d5\u05de\u05ea \u05e7\u05e8\u05d9\u05e0\u05d4 \u05d2\u05d0\u05d5\u05e1\u05d9\u05d0\u05e0\u05d9\u05ea"},"content":{"rendered":"<p>\u05de\u05db\u05d0\u05df \u05e0\u05d9\u05ea\u05df \u05dc\u05d4\u05d2\u05d3\u05d9\u05e8 \u05d0\u05ea <span style=\"color: #804000\"><strong>\u05d4\u05ea\u05d1\u05d3\u05e8\u05d5\u05ea \u05d4\u05d0\u05dc\u05d5\u05de\u05d4<\/strong><\/span>:<\/p>\n<p><img decoding=\"async\" class=\"aligncenter wp-image-2097 size-medium\" src=\"https:\/\/stwww1.weizmann.ac.il\/lasers\/wp-content\/uploads\/sites\/25\/2016\/11\/E7s2-12-300x87.gif\" alt=\"tg(\\Theta )=\\frac{W(z)}{z}=\\frac{W_{0}\\cdot z}{z\\cdot z_{0}}=\\frac{W_{0}}{\\frac{\\pi W_{0}^{2}\\cdot n}{\\lambda }}=\\frac{\\lambda}{\\pi W_{0}\\cdot n}\" width=\"300\" height=\"87\" \/><\/p>\n<p>\u05e2\u05d1\u05d5\u05e8 \u05d6\u05d5\u05d5\u05d9\u05d5\u05ea \u05e7\u05d8\u05e0\u05d5\u05ea, \u05e0\u05d9\u05ea\u05df \u05dc\u05e7\u05e8\u05d1 \u05d0\u05ea \u05d8\u05e0\u05d2\u05e0\u05e1 \u05d4\u05d6\u05d5\u05d5\u05d9\u05ea (\u03b8) \u05e2&quot;\u05d9 \u05d4\u05d6\u05d5\u05d5\u05d9\u05ea \u05d1\u05e8\u05d3\u05d9\u05d0\u05e0\u05d9\u05dd:<\/p>\n<p><img decoding=\"async\" class=\"aligncenter wp-image-2099 size-full\" src=\"https:\/\/stwww1.weizmann.ac.il\/lasers\/wp-content\/uploads\/sites\/25\/2016\/11\/E7s2-12a.gif\" alt=\"tg( \\frac{\\Theta}{2})=\\frac{\\Theta}{2}\" width=\"69\" height=\"46\" \/><\/p>\n<p>\u05d5\u05d0\u05d6 \u05de\u05e7\u05d1\u05dc\u05d9\u05dd:<\/p>\n<p><img decoding=\"async\" class=\"aligncenter wp-image-2100 size-full\" src=\"https:\/\/stwww1.weizmann.ac.il\/lasers\/wp-content\/uploads\/sites\/25\/2016\/11\/E7s2-13.gif\" alt=\" \\frac{\\Theta}{2}=\\frac{\\lambda }{\\pi \\cdot W_{0}\\cdot n}\" width=\"89\" height=\"52\" \/><\/p>\n<p><span style=\"color: #804000\"><strong>\u05de\u05e1\u05e7\u05e0\u05d4:<\/strong><\/span> \u05d6\u05d5\u05d5\u05d9\u05ea \u05d4\u05d4\u05ea\u05d1\u05d3\u05e8\u05d5\u05ea \u05e4\u05e8\u05d5\u05e4\u05d5\u05e8\u05e6\u05d9\u05d5\u05e0\u05dc\u05d9\u05ea \u05dc <img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-2102 size-full\" src=\"https:\/\/stwww1.weizmann.ac.il\/lasers\/wp-content\/uploads\/sites\/25\/2016\/11\/E7s2-14.gif\" alt=\"\\frac{\\lambda }{ W_{0}}\" width=\"27\" height=\"46\" \/>, \u05db\u05dc\u05d5\u05de\u05e8 \u05e0\u05e7\u05d1\u05e2\u05ea \u05e2\u05dc \u05e4\u05d9 \u05de\u05d9\u05d3\u05ea \u05d4\u05e2\u05e7\u05d9\u05e4\u05d4 \u05d1\u05de\u05d5\u05ea\u05df \u05d4\u05d0\u05dc\u05d5\u05de\u05d4 (W<sub>0<\/sub>).<\/p>\n<p>&nbsp;<\/p>\n<p><a href=\"https:\/\/stwww1.weizmann.ac.il\/lasers\/?p=2107\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-49\" src=\"https:\/\/stwww1.weizmann.ac.il\/lasers\/wp-content\/uploads\/sites\/25\/2016\/10\/Buttons_Previous5bCircle5d.png\" alt=\"\u05db\u05e4\u05ea\u05d5\u05e8 &quot;\u05d4\u05e7\u05d5\u05d3\u05dd&quot;\" width=\"148\" height=\"54\" \/><\/a> <a href=\"https:\/\/stwww1.weizmann.ac.il\/lasers\/?p=2087\"><img loading=\"lazy\" decoding=\"async\" class=\"size-full wp-image-48 alignleft\" src=\"https:\/\/stwww1.weizmann.ac.il\/lasers\/wp-content\/uploads\/sites\/25\/2016\/10\/Buttons_Next-5bSquare5d.png\" alt=\"\u05db\u05e4\u05ea\u05d5\u05e8 &quot;\u05d4\u05d1\u05d0&quot;\" width=\"148\" height=\"54\" \/><\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u05de\u05db\u05d0\u05df \u05e0\u05d9\u05ea\u05df \u05dc\u05d4\u05d2\u05d3\u05d9\u05e8 \u05d0\u05ea \u05d4\u05ea\u05d1\u05d3\u05e8\u05d5\u05ea \u05d4\u05d0\u05dc\u05d5\u05de\u05d4: \u05e2\u05d1\u05d5\u05e8 \u05d6\u05d5\u05d5\u05d9\u05d5\u05ea \u05e7\u05d8\u05e0\u05d5\u05ea, \u05e0\u05d9\u05ea\u05df \u05dc\u05e7\u05e8\u05d1 \u05d0\u05ea \u05d8\u05e0\u05d2\u05e0\u05e1 \u05d4\u05d6\u05d5\u05d5\u05d9\u05ea (\u03b8) \u05e2&quot;\u05d9 \u05d4\u05d6\u05d5\u05d5\u05d9\u05ea \u05d1\u05e8\u05d3\u05d9\u05d0\u05e0\u05d9\u05dd: \u05d5\u05d0\u05d6 \u05de\u05e7\u05d1\u05dc\u05d9\u05dd: \u05de\u05e1\u05e7\u05e0\u05d4: \u05d6\u05d5\u05d5\u05d9\u05ea \u05d4\u05d4\u05ea\u05d1\u05d3\u05e8\u05d5\u05ea \u05e4\u05e8\u05d5\u05e4\u05d5\u05e8\u05e6\u05d9\u05d5\u05e0\u05dc\u05d9\u05ea \u05dc , \u05db\u05dc\u05d5\u05de\u05e8 \u05e0\u05e7\u05d1\u05e2\u05ea \u05e2\u05dc \u05e4\u05d9 \u05de\u05d9\u05d3\u05ea \u05d4\u05e2\u05e7\u05d9\u05e4\u05d4 \u05d1\u05de\u05d5\u05ea\u05df \u05d4\u05d0\u05dc\u05d5\u05de\u05d4 (W0). &nbsp;<\/p>\n","protected":false},"author":5,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"om_disable_all_campaigns":false,"_monsterinsights_skip_tracking":false,"_monsterinsights_sitenote_active":false,"_monsterinsights_sitenote_note":"","_monsterinsights_sitenote_category":0,"footnotes":""},"categories":[51],"tags":[],"class_list":["post-2094","post","type-post","status-publish","format-standard","hentry","category-7-2-----"],"aioseo_notices":[],"_links":{"self":[{"href":"https:\/\/stwww1.weizmann.ac.il\/lasers\/index.php?rest_route=\/wp\/v2\/posts\/2094"}],"collection":[{"href":"https:\/\/stwww1.weizmann.ac.il\/lasers\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/stwww1.weizmann.ac.il\/lasers\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/stwww1.weizmann.ac.il\/lasers\/index.php?rest_route=\/wp\/v2\/users\/5"}],"replies":[{"embeddable":true,"href":"https:\/\/stwww1.weizmann.ac.il\/lasers\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=2094"}],"version-history":[{"count":8,"href":"https:\/\/stwww1.weizmann.ac.il\/lasers\/index.php?rest_route=\/wp\/v2\/posts\/2094\/revisions"}],"predecessor-version":[{"id":5685,"href":"https:\/\/stwww1.weizmann.ac.il\/lasers\/index.php?rest_route=\/wp\/v2\/posts\/2094\/revisions\/5685"}],"wp:attachment":[{"href":"https:\/\/stwww1.weizmann.ac.il\/lasers\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=2094"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/stwww1.weizmann.ac.il\/lasers\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=2094"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/stwww1.weizmann.ac.il\/lasers\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=2094"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}