{"id":857,"date":"2017-04-06T13:49:52","date_gmt":"2017-04-06T10:49:52","guid":{"rendered":"https:\/\/stwww1.weizmann.ac.il\/communication\/?p=857"},"modified":"2017-06-14T11:51:41","modified_gmt":"2017-06-14T08:51:41","slug":"%d7%9e%d7%94%d7%99-%d7%94%d7%94%d7%a9%d7%aa%d7%9c%d7%a9%d7%9c%d7%95%d7%aa-%d7%94%d7%94%d7%99%d7%a1%d7%98%d7%95%d7%a8%d7%99%d7%aa-%d7%a9%d7%9c-%d7%94%d7%a9%d7%99%d7%9e%d7%95%d7%a9-%d7%91%d7%92%d7%9c","status":"publish","type":"post","link":"https:\/\/stwww1.weizmann.ac.il\/communication\/?p=857","title":{"rendered":"\u05de\u05d4\u05d9 \u05d4\u05d4\u05e9\u05ea\u05dc\u05e9\u05dc\u05d5\u05ea \u05d4\u05d4\u05d9\u05e1\u05d8\u05d5\u05e8\u05d9\u05ea \u05e9\u05dc \u05d4\u05e9\u05d9\u05de\u05d5\u05e9 \u05d1\u05d2\u05dc\u05d9 \u05e8\u05d3\u05d9\u05d5"},"content":{"rendered":"<p>\u05d1\u05e9\u05e0\u05ea 1867 \u05d4\u05e8\u05d0\u05d4<span style=\"color: #804000\"><strong> \u05d2'\u05d9\u05d9\u05de\u05e1 \u05e7\u05dc\u05e8\u05e7 \u05de\u05db\u05e1\u05d5\u05d5\u05dc<\/strong><\/span> (James Clerk Maxwell) \u05d1\u05d0\u05de\u05e6\u05e2\u05d5\u05ea \u05e4\u05d9\u05ea\u05d5\u05d7 \u05de\u05ea\u05de\u05d8\u05d9 \u05db\u05d9 \u05d4\u05d0\u05d5\u05e8 \u05d4\u05d5\u05d0 <strong>\u05e7\u05e8\u05d9\u05e0\u05d4 \u05d0\u05dc\u05e7\u05d8\u05e8\u05d5\u05de\u05d2\u05e0\u05d8\u05d9\u05ea<\/strong>.<\/p>\n<p><span style=\"color: #804000\"><strong>\u05d4\u05d9\u05d9\u05e0\u05e8\u05d9\u05da \u05d4\u05e8\u05e5<\/strong> <\/span>(Heinrich Hertz) \u05d4\u05e8\u05d0\u05d4 20 \u05e9\u05e0\u05d4 \u05dc\u05d0\u05d7\u05e8 \u05de\u05db\u05df \u05db\u05d9 \u05e0\u05d9\u05ea\u05df \u05dc\u05e9\u05d3\u05e8 \u05d2\u05dc\u05d9\u05dd \u05d0\u05dc\u05e7\u05d8\u05e8\u05d5\u05de\u05d2\u05e0\u05d8\u05d9\u05d9\u05dd \u05dc\u05de\u05e8\u05d7\u05e7 \u05e7\u05e6\u05e8 <span style=\"color: #800080\"><strong>\u05d1\u05d0\u05de\u05e6\u05e2\u05d5\u05ea \u05d9\u05e6\u05d9\u05e8\u05ea \u05e0\u05d9\u05e6\u05d5\u05e6\u05d5\u05ea \u05d1\u05d0\u05de\u05e6\u05e2\u05d5\u05ea \u05de\u05ea\u05d7 \u05d2\u05d1\u05d5\u05d4<\/strong><\/span>. \u05e2\u05dc \u05e9\u05de\u05d5 \u05e0\u05e7\u05e8\u05d0\u05ea \u05d9\u05d7\u05d9\u05d3\u05ea \u05d4\u05de\u05d3\u05d9\u05d3\u05d4 \u05dc\u05ea\u05d3\u05d9\u05e8\u05d5\u05ea &#8211; <span style=\"color: #804000\"><strong>\u05d4\u05e8\u05e5<\/strong><\/span> \u05e9\u05d4\u05d9\u05d0 \u05ea\u05e0\u05d5\u05d3\u05d4 \u05d0\u05d7\u05ea \u05d1\u05e9\u05e0\u05d9\u05d4.<\/p>\n<p><span style=\"color: #804000\"><strong>\u05de\u05e8\u05e7\u05d5\u05e0\u05d9<\/strong><\/span> (Guglielmo Marconi) \u05d4\u05e6\u05dc\u05d9\u05d7 \u05dc\u05e4\u05ea\u05d7 \u05d4\u05de\u05e6\u05d0\u05d4 \u05d6\u05d5 \u05db\u05da \u05e9\u05e0\u05d9\u05ea\u05df \u05d9\u05d4\u05d9\u05d4 \u05dc\u05d4\u05e2\u05d1\u05d9\u05e8 \u05e9\u05d9\u05d3\u05d5\u05e8\u05d9\u05dd \u05d0\u05dc\u05d7\u05d5\u05d8\u05d9\u05d9\u05dd (\u05e9\u05dc \u05e4\u05d5\u05dc\u05e1\u05d9 \u05de\u05ea\u05d7) \u05ea\u05d7\u05d9\u05dc\u05d4 \u05dc\u05de\u05e8\u05d7\u05e7\u05d9\u05dd \u05e9\u05dc \u05de\u05d0\u05d5\u05ea \u05de\u05d8\u05e8\u05d9\u05dd, \u05d1\u05e9\u05e0\u05ea 1897 \u05e9\u05d9\u05d3\u05e8 \u05dc\u05de\u05e8\u05d7\u05e7 \u05e9\u05dc 13 \u05e7\u05d9\u05dc\u05d5\u05de\u05d8\u05e8\u05d9\u05dd, \u05d5\u05d1\u05e9\u05e0\u05ea 1899 \u05d4\u05e2\u05d1\u05d9\u05e8 \u05e9\u05d9\u05d3\u05d5\u05e8\u05d9\u05dd \u05d1\u05d9\u05df \u05d0\u05e0\u05d2\u05dc\u05d9\u05d4 \u05dc\u05e6\u05e8\u05e4\u05ea. \u05d1\u05e9\u05d9\u05d3\u05d5\u05e8\u05d9\u05dd \u05d0\u05dc\u05d5 \u05d4\u05d5\u05e2\u05d1\u05e8 \u05d4\u05de\u05d9\u05d3\u05e2 \u05d1\u05d0\u05de\u05e6\u05e2\u05d5\u05ea <a href=\"https:\/\/stwww1.weizmann.ac.il\/communication\/?p=116\">\u05e7\u05d5\u05d3 \u05de\u05d5\u05e8\u05e1<\/a>. \u05d1\u05e9\u05e0\u05ea 1901 \u05d4\u05d5\u05e2\u05d1\u05e8 \u05d4\u05de\u05d9\u05d3\u05e2 \u05e9\u05dc \u05d4\u05d0\u05d5\u05ea s \u05d1\u05e7\u05d5\u05d3 \u05de\u05d5\u05e8\u05e1 (3 \u05e0\u05e7\u05d5\u05d3\u05d5\u05ea) \u05d0\u05dc\u00a0\u05de\u05e2\u05d1\u05e8 \u05dc\u05d0\u05d5\u05e7\u05d9\u05d0\u05e0\u05d5\u05e1.<\/p>\n<p>\u05d1\u05d0\u05de\u05e6\u05e2\u05d5\u05ea \u05e4\u05d5\u05dc\u05e1\u05d9\u05dd \u05d7\u05e9\u05de\u05dc\u05d9\u05d9\u05dd \u05d4\u05e0\u05d5\u05e6\u05e8\u05d9\u05dd \u05d1\u05e6\u05d5\u05e8\u05d4 \u05d9\u05d3\u05e0\u05d9\u05ea, \u05dc\u05d0 \u05e0\u05d9\u05ea\u05df \u05d4\u05d9\u05d4 \u05dc\u05d4\u05e2\u05d1\u05d9\u05e8 \u05de\u05d9\u05d3\u05e2 \u05d4\u05db\u05dc\u05d5\u05dc \u05d1\u05e7\u05d5\u05dc, \u05de\u05db\u05d9\u05d5\u05d5\u05df \u05e9\u05ea\u05d3\u05d9\u05e8\u05d5\u05ea \u05d2\u05dc\u05d9 \u05d4\u05e7\u05d5\u05dc \u05de\u05d2\u05d9\u05e2\u05d4 \u05e2\u05d3 20,000 \u05d4\u05e8\u05e5. \u05de\u05db\u05d0\u05df \u05e9\u05db\u05d3\u05d9 \u05dc\u05d4\u05e2\u05d1\u05d9\u05e8 \u05d0\u05ea \u05d2\u05dc\u05d9 \u05d4\u05e7\u05d5\u05dc \u05d9\u05e9 \u05e6\u05d5\u05e8\u05da \u05d1\u05d4\u05e2\u05d1\u05e8\u05ea \u05de\u05d9\u05d3\u05e2 \u05d1\u05e7\u05e6\u05d1 \u05d2\u05d3\u05d5\u05dc \u05de\u05ea\u05d3\u05e8 \u05d6\u05d4.<\/p>\n<p>&nbsp;<\/p>\n<p><a href=\"https:\/\/stwww1.weizmann.ac.il\/communication\/?p=846\"><img decoding=\"async\" class=\"alignnone wp-image-1297 size-full\" src=\"https:\/\/stwww1.weizmann.ac.il\/energy\/wp-content\/uploads\/sites\/20\/2016\/08\/Buttons_Previous5bCircle5d-e1471853346135.png\" alt=\"\u05dc\u05e2\u05de\u05d5\u05d3 \u05d4\u05e7\u05d5\u05d3\u05dd \u05dc\u05d7\u05e5 \u05db\u05d0\u05df\" width=\"96\" height=\"35\" \/><\/a><a href=\"https:\/\/stwww1.weizmann.ac.il\/communication\/?p=849\"><img decoding=\"async\" class=\"alignleft wp-image-1192 size-full\" src=\"https:\/\/stwww1.weizmann.ac.il\/energy\/wp-content\/uploads\/sites\/20\/2016\/08\/Buttons_Next-5bSquare5d-e1471853369695.png\" alt=\"\u05dc\u05e2\u05de\u05d5\u05d3 \u05d4\u05d1\u05d0 \u05dc\u05d7\u05e5 \u05db\u05d0\u05df\" width=\"96\" height=\"35\" \/><\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u05d1\u05e9\u05e0\u05ea 1867 \u05d4\u05e8\u05d0\u05d4 \u05d2'\u05d9\u05d9\u05de\u05e1 \u05e7\u05dc\u05e8\u05e7 \u05de\u05db\u05e1\u05d5\u05d5\u05dc (James Clerk Maxwell) \u05d1\u05d0\u05de\u05e6\u05e2\u05d5\u05ea \u05e4\u05d9\u05ea\u05d5\u05d7 \u05de\u05ea\u05de\u05d8\u05d9 \u05db\u05d9 \u05d4\u05d0\u05d5\u05e8 \u05d4\u05d5\u05d0 \u05e7\u05e8\u05d9\u05e0\u05d4 \u05d0\u05dc\u05e7\u05d8\u05e8\u05d5\u05de\u05d2\u05e0\u05d8\u05d9\u05ea. \u05d4\u05d9\u05d9\u05e0\u05e8\u05d9\u05da \u05d4\u05e8\u05e5 (Heinrich Hertz) \u05d4\u05e8\u05d0\u05d4 20 \u05e9\u05e0\u05d4 \u05dc\u05d0\u05d7\u05e8 \u05de\u05db\u05df \u05db\u05d9 \u05e0\u05d9\u05ea\u05df \u05dc\u05e9\u05d3\u05e8 \u05d2\u05dc\u05d9\u05dd \u05d0\u05dc\u05e7\u05d8\u05e8\u05d5\u05de\u05d2\u05e0\u05d8\u05d9\u05d9\u05dd \u05dc\u05de\u05e8\u05d7\u05e7 \u05e7\u05e6\u05e8 \u05d1\u05d0\u05de\u05e6\u05e2\u05d5\u05ea \u05d9\u05e6\u05d9\u05e8\u05ea \u05e0\u05d9\u05e6\u05d5\u05e6\u05d5\u05ea \u05d1\u05d0\u05de\u05e6\u05e2\u05d5\u05ea \u05de\u05ea\u05d7 \u05d2\u05d1\u05d5\u05d4. \u05e2\u05dc &hellip; <a href=\"https:\/\/stwww1.weizmann.ac.il\/communication\/?p=857\">\u05dc\u05d4\u05de\u05e9\u05da \u05e7\u05e8\u05d9\u05d0\u05d4  <span class=\"meta-nav\">&larr;<\/span><\/a><\/p>\n","protected":false},"author":5,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_monsterinsights_skip_tracking":false,"_monsterinsights_sitenote_active":false,"_monsterinsights_sitenote_note":"","_monsterinsights_sitenote_category":0,"footnotes":""},"categories":[26],"tags":[],"class_list":["post-857","post","type-post","status-publish","format-standard","hentry","category-26"],"_links":{"self":[{"href":"https:\/\/stwww1.weizmann.ac.il\/communication\/index.php?rest_route=\/wp\/v2\/posts\/857"}],"collection":[{"href":"https:\/\/stwww1.weizmann.ac.il\/communication\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/stwww1.weizmann.ac.il\/communication\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/stwww1.weizmann.ac.il\/communication\/index.php?rest_route=\/wp\/v2\/users\/5"}],"replies":[{"embeddable":true,"href":"https:\/\/stwww1.weizmann.ac.il\/communication\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=857"}],"version-history":[{"count":6,"href":"https:\/\/stwww1.weizmann.ac.il\/communication\/index.php?rest_route=\/wp\/v2\/posts\/857\/revisions"}],"predecessor-version":[{"id":2130,"href":"https:\/\/stwww1.weizmann.ac.il\/communication\/index.php?rest_route=\/wp\/v2\/posts\/857\/revisions\/2130"}],"wp:attachment":[{"href":"https:\/\/stwww1.weizmann.ac.il\/communication\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=857"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/stwww1.weizmann.ac.il\/communication\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=857"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/stwww1.weizmann.ac.il\/communication\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=857"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}