{"id":270,"date":"2017-05-14T13:39:08","date_gmt":"2017-05-14T10:39:08","guid":{"rendered":"https:\/\/stwww1.weizmann.ac.il\/chemtime\/?p=270"},"modified":"2017-06-11T13:22:38","modified_gmt":"2017-06-11T10:22:38","slug":"%d7%9e%d7%97%d7%a4%d7%a9%d7%99-%d7%96%d7%94%d7%91","status":"publish","type":"post","link":"https:\/\/stweizmann.proj.ac.il\/chemtime\/?p=270","title":{"rendered":"\u05de\u05d7\u05e4\u05e9\u05d9 \u05d6\u05d4\u05d1"},"content":{"rendered":"<p>\u05db\u05d1\u05e8 \u05de\u05df \u05d4\u05e2\u05ea \u05d4\u05e2\u05ea\u05d9\u05e7\u05d4 \u05e7\u05e1\u05dd \u05d4\u05d6\u05d4\u05d1 \u05dc\u05d1\u05e0\u05d9 \u05d4\u05d0\u05d3\u05dd \u05d5\u05d0\u05db\u05df, \u05de\u05d0\u05d6 \u05d5\u05de\u05ea\u05de\u05d9\u05d3 \u05d7\u05d9\u05e4\u05e9\u05d5 \u05d0\u05e0\u05e9\u05d9\u05dd \u05d0\u05ea \u05d4\u05de\u05ea\u05db\u05ea \u05d4\u05d6\u05d4\u05d5\u05d1\u05d4 \u05d5\u05d4\u05d9\u05e7\u05e8\u05d4 \u05d4\u05d6\u05d5.<br \/>\n\u05d0\u05da \u05d7\u05d9\u05e4\u05d5\u05e9 \u05d0\u05d7\u05e8 \u05d4\u05d6\u05d4\u05d1 \u05d4\u05e0\u05d5\u05e6\u05e5 \u05d4\u05d1\u05d9\u05d0 \u05dc\u05e2\u05d9\u05ea\u05d9\u05dd \u05ea\u05d5\u05e6\u05d0\u05d5\u05ea \u05d1\u05dc\u05ea\u05d9 \u05e6\u05e4\u05d5\u05d9\u05d5\u05ea &#8211; \u05d0\u05ea \u05d4\u05d1\u05e8\u05e7 \u05d5\u05d4\u05d9\u05d5\u05e4\u05d9 \u05e9\u05d1\u05e8\u05e2\u05d9\u05d5\u05e0\u05d5\u05ea \u05d7\u05d3\u05e9\u05e0\u05d9\u05d9\u05dd \u05d0\u05d5 \u05d2\u05d9\u05dc\u05d5\u05d9\u05d9\u05df \u05e9\u05dc \u05d3\u05e8\u05db\u05d9\u05dd \u05d7\u05d3\u05e9\u05d5\u05ea \u05dc\u05d4\u05d1\u05e0\u05ea \u05e1\u05d5\u05d3\u05d5\u05ea \u05d4\u05d9\u05e7\u05d5\u05dd.<br \/>\n\u05d4\u05e9\u05d0\u05dc\u05d4 \u05d4\u05de\u05e8\u05db\u05d6\u05d9\u05ea \u05d1\u05d4 \u05e0\u05d3\u05d5\u05df, \u05d1\u05d4\u05e7\u05e9\u05e8 \u05e9\u05dc \u05e9\u05d9\u05e0\u05d5\u05d9\u05d9\u05dd \u05d0\u05e4\u05e9\u05e8\u05d9\u05d9\u05dd \u05d1\u05d7\u05d5\u05de\u05e8, \u05ea\u05d4\u05d9\u05d4:<br \/>\n<span style=\"color: #ff0000\">&quot;\u05d4\u05d0\u05dd \u05d7\u05d5\u05e9\u05d1\u05d9\u05dd \u05d4\u05de\u05d3\u05e2\u05e0\u05d9\u05dd \u05e9\u05d0\u05e4\u05e9\u05e8 \u05dc\u05d4\u05e4\u05d5\u05da \u05de\u05ea\u05db\u05d5\u05ea \u05d6\u05d5\u05dc\u05d5\u05ea \u05db\u05de\u05d5 \u05db\u05e1\u05e4\u05d9\u05ea \u05dc\u05d6\u05d4\u05d1&quot;.<\/span><br \/>\n\u05d1\u05ea\u05db\u05e0\u05d9\u05ea \u05d6\u05d5 \u05e0\u05e2\u05e7\u05d5\u05d1 \u05d0\u05d7\u05e8 \u05d4\u05dc\u05d1\u05d8\u05d9\u05dd \u05e9\u05dc \u05de\u05d3\u05e2\u05e0\u05d9\u05dd \u05e9\u05d1\u05de\u05e9\u05da \u05d4\u05e9\u05e0\u05d9\u05dd \u05e0\u05d9\u05e1\u05d5 \u05dc\u05e2\u05e0\u05d5\u05ea \u05e2\u05dc \u05e9\u05d0<img decoding=\"async\" class=\"size-full wp-image-316 alignleft\" src=\"https:\/\/stweizmann.proj.ac.il\/wp-content\/uploads\/sites\/35\/2017\/05\/miner.gif\" alt=\"miner\" width=\"120\" height=\"145\" \/>\u05dc\u05d4\u00a0\u05d6\u05d5 \u05d5\u05e2\u05dc \u05e9\u05d0\u05dc\u05d5\u05ea \u05e0\u05d5\u05e1\u05e4\u05d5\u05ea \u05db\u05de\u05d5:<br \/>\n\u05d0\u05d9\u05da \u05d4\u05d5\u05e4\u05da \u05d7\u05d5\u05de\u05e8 \u05d0\u05d7\u05d3 \u05dc\u05d7\u05d5\u05de\u05e8 \u05d0\u05d7\u05e8, \u05de\u05de\u05d4 \u05de\u05d5\u05e8\u05db\u05d1 \u05d4\u05e2\u05d5\u05dc\u05dd \u05d5\u05db\u05d9\u05e6\u05d3 \u05e0\u05d9\u05ea\u05df,<br \/>\n\u05d1\u05e2\u05d6\u05e8\u05ea \u05d4\u05d9\u05d3\u05e2 \u05e9\u05e0\u05e8\u05db\u05e9, \u05dc\u05e9\u05dc\u05d5\u05d8 \u05d1\u05e1\u05d1\u05d9\u05d1\u05ea\u05e0\u05d5 \u05d5\u05dc\u05e9\u05e0\u05d5\u05ea\u05d4 \u05d1\u05d4\u05ea\u05d0\u05dd \u05dc\u05e6\u05e8\u05db\u05d9\u05e0\u05d5.<\/p>\n<p>&nbsp;<\/p>\n<h1 style=\"text-align: center\"><\/h1>\n<h1 style=\"text-align: center\"><a href=\"https:\/\/stweizmann.proj.ac.il\/chemtime\/?p=402\"><img decoding=\"async\" class=\"alignleft size-full wp-image-674\" src=\"https:\/\/stweizmann.proj.ac.il\/wp-content\/uploads\/sites\/35\/2017\/05\/afor.gif\" alt=\"\u05d4\u05de\u05e9\u05da\" width=\"72\" height=\"42\" \/><\/a><\/h1>\n<p><a href=\"https:\/\/stweizmann.proj.ac.il\/chemtime\/?p=426\"><img decoding=\"async\" class=\"size-full wp-image-673 alignright\" src=\"https:\/\/stweizmann.proj.ac.il\/wp-content\/uploads\/sites\/35\/2017\/05\/abac.gif\" alt=\"\u05d7\u05d6\u05e8\u05d4\" width=\"72\" height=\"42\" \/><\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u05db\u05d1\u05e8 \u05de\u05df \u05d4\u05e2\u05ea \u05d4\u05e2\u05ea\u05d9\u05e7\u05d4 \u05e7\u05e1\u05dd \u05d4\u05d6\u05d4\u05d1 \u05dc\u05d1\u05e0\u05d9 \u05d4\u05d0\u05d3\u05dd \u05d5\u05d0\u05db\u05df, \u05de\u05d0\u05d6 \u05d5\u05de\u05ea\u05de\u05d9\u05d3 \u05d7\u05d9\u05e4\u05e9\u05d5 \u05d0\u05e0\u05e9\u05d9\u05dd \u05d0\u05ea \u05d4\u05de\u05ea\u05db\u05ea \u05d4\u05d6\u05d4\u05d5\u05d1\u05d4 \u05d5\u05d4\u05d9\u05e7\u05e8\u05d4 \u05d4\u05d6\u05d5. \u05d0\u05da \u05d7\u05d9\u05e4\u05d5\u05e9 \u05d0\u05d7\u05e8 \u05d4\u05d6\u05d4\u05d1 \u05d4\u05e0\u05d5\u05e6\u05e5 \u05d4\u05d1\u05d9\u05d0 \u05dc\u05e2\u05d9\u05ea\u05d9\u05dd \u05ea\u05d5\u05e6\u05d0\u05d5\u05ea \u05d1\u05dc\u05ea\u05d9 \u05e6\u05e4\u05d5\u05d9\u05d5\u05ea &#8211; \u05d0\u05ea \u05d4\u05d1\u05e8\u05e7 \u05d5\u05d4\u05d9\u05d5\u05e4\u05d9 \u05e9\u05d1\u05e8\u05e2\u05d9\u05d5\u05e0\u05d5\u05ea \u05d7\u05d3\u05e9\u05e0\u05d9\u05d9\u05dd \u05d0\u05d5 \u05d2\u05d9\u05dc\u05d5\u05d9\u05d9\u05df \u05e9\u05dc \u05d3\u05e8\u05db\u05d9\u05dd \u05d7\u05d3\u05e9\u05d5\u05ea \u05dc\u05d4\u05d1\u05e0\u05ea &hellip; <a href=\"https:\/\/stweizmann.proj.ac.il\/chemtime\/?p=270\">\u05dc\u05d4\u05de\u05e9\u05da \u05e7\u05e8\u05d9\u05d0\u05d4  <span class=\"meta-nav\">&larr;<\/span><\/a><\/p>\n","protected":false},"author":8,"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":[13],"tags":[],"class_list":["post-270","post","type-post","status-publish","format-standard","hentry","category-13"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.9 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>\u05de\u05d7\u05e4\u05e9\u05d9 \u05d6\u05d4\u05d1 - \u05db\u05d9\u05de\u05d9\u05d4 \u05d1\u05de\u05e0\u05d4\u05e8\u05ea \u05d4\u05d6\u05de\u05df<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" 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