{"id":35817,"date":"2020-11-18T00:07:09","date_gmt":"2020-11-17T16:07:09","guid":{"rendered":"https:\/\/case.ntu.edu.tw\/blog\/?p=35817"},"modified":"2021-02-18T11:11:55","modified_gmt":"2021-02-18T03:11:55","slug":"35817","status":"publish","type":"post","link":"https:\/\/case.ntu.edu.tw\/blog\/?p=35817","title":{"rendered":"\u4e0a\u4e0b\u985b\u5012\u6f02\u6d6e\u8239"},"content":{"rendered":"<p><span style=\"color: #333399;\"><strong>\u5728\u300a\u795e\u9b3c\u5947\u822a\u300b\u96fb\u5f71\u4e2d\uff0c\u5915\u967d\u843d\u4e0b\u524d\u5c07\u6d77\u76dc\u8239\u7ffb\u8f49\u5411\u4e0b\uff0c\u662f\u524d\u5f80\u53e6\u4e00\u500b\u4e16\u754c\u7684\u65b9\u5f0f\u3002\u4e00\u8258\u5012\u7acb\u7684\u8239\u8981\u600e\u9ebc\u6d6e\u8457\u5462\uff1f9\u67083\u65e5\u300a\u81ea\u7136\u300b\u7684\u7814\u7a76\uff0c\u5728\u5be6\u9a57\u5ba4\u4e2d\u5229\u7528\u4e86\u7279\u6b8a\u7684\u7269\u7406\u7cfb\u7d71\uff0c\u5c55\u793a\u4e86\u9019\u500b\u770b\u4f3c\u53cd\u91cd\u529b\u7684\u6709\u8da3\u73fe\u8c61\u3002<\/strong><\/span><\/p>\n<p><strong>\u64b0\u6587\uff0f\u5289\u8a60\u9be4<\/strong><\/p>\n<p>\u5728\u4e00\u500b\u5feb\u901f\u9707\u52d5\u7684\u7cfb\u7d71\u4e2d\uff0c\u53ef\u80fd\u6709\u770b\u8d77\u4f86\u9055\u53cd\u76f4\u89ba\u7684\u4e8b\u60c5\u767c\u751f\u3002\u4f8b\u5982\uff0c\u5728\u4e00\u500b\u5bb9\u5668\u4e2d\u88dd\u6eff\u6db2\u9ad4\uff0c\u4f7f\u5176\u5782\u76f4\u9032\u884c\u9707\u52d5\uff0c\u7576\u632f\u52d5\u983b\u7387\u6eff\u8db3\u7279\u5b9a\u689d\u4ef6\u6642\uff0c\u53ef\u4ee5\u89c0\u5bdf\u5230\u6db2\u9ad4\u4e2d\u7684\u6c23\u6ce1\u4e26\u4e0d\u6703\u5f80\u4e0a\u6d6e\uff0c\u800c\u662f\u5f80\u5bb9\u5668\u5e95\u90e8\u4e0b\u6c89\u3002\u76f8\u53cd\u7684\uff0c\u8f03\u91cd\u7684\u9846\u7c92\u6703\u4e0a\u6d6e\uff0c\u800c\u975e\u6c89\u65bc\u5e95\u90e8\u3002<\/p>\n<p><strong><span style=\"color: #008080;\">\u25cf\u6253\u9020\u61f8\u6d6e\u6db2\u9ad4<\/span><\/strong><\/p>\n<p>\u7269\u7406\u5b78\u5bb6Bejamin Apffel\u548c\u540c\u4e8b\u5011\u4f7f\u7528\u77fd\u6cb9\u6216\u662f\u7518\u6cb9\u9019\u985e\u9ad8\u9ecf\u6eef\u6027\u7684\u6db2\u9ad4\uff0c\u653e\u5728\u4e0a\u4e0b\u5feb\u901f\u9707\u52d5\u7684\u88dd\u7f6e\u4e2d\u3002\u85c9\u7531\u6ce8\u5165\u7a7a\u6c23\uff0c\u4f7f\u7a7a\u6c23\u6162\u6162\u6c89\u5230\u6db2\u9ad4\u5e95\u90e8\uff0c\u9010\u6f38\u5f62\u6210\u4e00\u7a7a\u6c23\u5c64\uff0c\u4fbf\u80fd\u6253\u9020\u51fa\u4e00\u500b\u7279\u6b8a\u7684\u7cfb\u7d71\uff1a\u4e00\u5c64\u6db2\u9ad4\u300c\u61f8\u6d6e\u300d\u5728\u4e00\u5c64\u7a7a\u6c23\u4e0a\u3002(\u5982\u5716\u4e00\u6240\u793a)\u3002\u4e4b\u6240\u4ee5\u8981\u4f7f\u7528\u9ad8\u9ecf\u6eef\u6027\u7684\u6db2\u9ad4\uff0c\u662f\u56e0\u70ba\u8981\u4f7f\u6db2\u9ad4\u61f8\u6d6e\uff0c\u5fc5\u9808\u8981\u6709\u8db3\u5920\u5927\u7684\u9707\u52d5\u5e45\u5ea6\u3002\u82e5\u662f\u4f7f\u7528\u50cf\u6c34\u4e00\u6a23\u5bb9\u6613\u6d41\u52d5\u7684\u6db2\u9ad4\uff0c\u5728\u5927\u529b\u6416\u6643\u4e0b\uff0c\u5f88\u5bb9\u6613\u6703\u5f62\u6210\u64fe\u52d5\u3001\u56db\u8655\u5674\u6ffa\uff0c\u7121\u6cd5\u5f62\u6210\u4e00\u500b\u7a69\u5b9a\u7684\u61f8\u6d6e\u5c64\u3002\u7406\u8ad6\u4e0a\uff0c\u53ea\u8981\u529b\u9053\u5920\u5927\u4e14\u7a69\u5b9a\u7684\u6416\u6643\uff0c\u5c31\u80fd\u4f7f\u4efb\u4f55\u91cd\u91cf\u7684\u6db2\u9ad4\u61f8\u6d6e\u8457\u3002\u4e0d\u904e\u5728\u4ed6\u5011\u7684\u7814\u7a76\u4e2d\uff0c\u53d7\u9650\u65bc\u88dd\u7f6e\u5927\u5c0f\uff0c\u6700\u591a\u53ea\u61f8\u6d6e\u4e86\u534a\u516c\u5347\u7684\u6db2\u9ad4\u3002<\/p>\n<figure id=\"attachment_35828\" aria-describedby=\"caption-attachment-35828\" style=\"width: 726px\" class=\"wp-caption aligncenter\"><img fetchpriority=\"high\" decoding=\"async\" class=\"size-full wp-image-35828\" src=\"http:\/\/case.ntu.edu.tw\/blog\/wp-content\/uploads\/2020\/10\/16516136.png\" alt=\"\" width=\"726\" height=\"523\" srcset=\"https:\/\/case.ntu.edu.tw\/blog\/wp-content\/uploads\/2020\/10\/16516136.png 726w, https:\/\/case.ntu.edu.tw\/blog\/wp-content\/uploads\/2020\/10\/16516136-300x216.png 300w\" sizes=\"(max-width: 726px) 100vw, 726px\" \/><figcaption id=\"caption-attachment-35828\" class=\"wp-caption-text\">\u5716\u4e00\u3001\u5be6\u9a57\u88dd\u7f6e\u5716\u3002\u5728\u4e0a\u4e0b\u9707\u52d5(\u632f\u52d5\u983b\u7387\u7d04\u70ba100Hz)\u7684\u88dd\u7f6e\u4e2d\uff0c\u5be6\u73fe\u55ae\u5c64\u53ca\u96d9\u5c64\u7684\u61f8\u6d6e\u77fd\u6cb9\u6db2\u9ad4\u3002\u5716\u7247\u4f86\u6e90\uff1aBenjamin Apffel<\/figcaption><\/figure>\n<p>\u9664\u4e86\u6253\u9020\u51fa\u61f8\u6d6e\u6db2\u9ad4\uff0c\u7814\u7a76\u5718\u968a\u9084\u9032\u4e00\u6b65\u60f3\u4e86\u89e3\u6d6e\u529b\u5728\u9019\u7a2e\u7279\u6b8a\u60c5\u6cc1\u4e0b\uff0c\u6703\u5982\u4f55\u8868\u73fe\u3002\u6d6e\u529b\u5b9a\u5f8b\u662f\u7531\u53e4\u5e0c\u81d8\u79d1\u5b78\u5bb6\u963f\u57fa\u7c73\u5fb7\u6240\u767c\u73fe\uff1a\u300c\u4efb\u4f55\u7269\u9ad4\u53ea\u8981\u6c92\u5165\u6db2\u9ad4\u4e2d\uff0c\u90fd\u6703\u53d7\u5230\u5411\u4e0a\u7684\u6d6e\u529b\uff0c\u6d6e\u529b\u7684\u5927\u5c0f\u5247\u548c\u7269\u9ad4\u4f54\u64da\u4e86\u6db2\u9ad4\u591a\u5c11\u9ad4\u7a4d\u6709\u95dc\u3002\u300d\u4e00\u500b\u91d1\u5c6c\u584a\u6703\u6c89\u5728\u6c34\u5e95\uff0c\u662f\u56e0\u70ba\u5b83\u5177\u6709\u5f88\u5927\u8cea\u91cf\uff0c\u4f46\u537b\u53ea\u4f54\u6709\u5f88\u5c0f\u7684\u9ad4\u7a4d\uff1b\u6e38\u6cf3\u5708\u80fd\u6d6e\u5728\u6c34\u9762\u4e0a\uff0c\u5247\u662f\u56e0\u70ba\u4ed6\u8cea\u91cf\u5f88\u5c0f\uff0c\u537b\u4f54\u6709\u5f88\u5927\u7684\u9ad4\u7a4d\u3002\u82e5\u662f\u7528\u529b\u5c07\u6e38\u6cf3\u5708\u58d3\u5728\u6e38\u6cf3\u6c60\u5e95\uff0c\u7531\u65bc\u6b64\u6642\u6e38\u6cf3\u5708\u6240\u53d7\u5230\u7684\u6d6e\u529b\u6bd4\u91cd\u529b\u5927\uff0c\u6211\u5011\u4e00\u653e\u624b\uff0c\u7531\u65bc\u53d7\u5230\u5411\u4e0a\u7684\u529b\uff0c\u6e38\u6cf3\u5708\u4fbf\u6703\u885d\u51fa\u6c34\u9762\u3002<\/p>\n<p>\u7814\u7a76\u5718\u968a\u5c07\u4e00\u8258\u73a9\u5177\u5c0f\u8239\u653e\u5728\u6db2\u9ad4\u4e0a\u5c64\u8868\u9762\uff0c\u5c0f\u8239\u6beb\u7121\u610f\u5916\u5730\u53ef\u4ee5\u7a69\u5b9a\u7684\u6d6e\u5728\u8868\u9762\u3002\u4f46\u7576\u628a\u5c0f\u8239\u5012\u7acb\u653e\u5728\u6db2\u9ad4\u5e95\u5c64\uff0c\u5c0f\u8239\u4f9d\u820a\u53ef\u4ee5\u300c\u6d6e\u8457\u300d\uff01<\/p>\n<figure id=\"attachment_35829\" aria-describedby=\"caption-attachment-35829\" style=\"width: 629px\" class=\"wp-caption aligncenter\"><img decoding=\"async\" class=\"size-full wp-image-35829\" src=\"http:\/\/case.ntu.edu.tw\/blog\/wp-content\/uploads\/2020\/10\/654131.png\" alt=\"\" width=\"629\" height=\"513\" srcset=\"https:\/\/case.ntu.edu.tw\/blog\/wp-content\/uploads\/2020\/10\/654131.png 629w, https:\/\/case.ntu.edu.tw\/blog\/wp-content\/uploads\/2020\/10\/654131-300x245.png 300w\" sizes=\"(max-width: 629px) 100vw, 629px\" \/><figcaption id=\"caption-attachment-35829\" class=\"wp-caption-text\">\u5716\u7247\u4f86\u6e90\uff1aBenjamin Apffel<\/figcaption><\/figure>\n<p>\u9019\u500b\u770b\u4f3c\u53cd\u76f4\u89ba\u7684\u73fe\u8c61\uff0c\u5176\u5be6\u4e5f\u80fd\u5f9e\u6d6e\u529b\u5b9a\u5f8b\u4f86\u7406\u89e3<a href=\"#_ftn1\" name=\"_ftnref1\">[1]<\/a>\u3002\u73a9\u5177\u8239\u5728\u61f8\u6d6e\u6db2\u9ad4\u5e95\u5c64\uff0c\u80fd\u5920\u5982\u540c\u5728\u8868\u9762\u4e00\u6a23\u6f02\u6d6e\u8457\uff0c\u662f\u56e0\u70ba\u73a9\u5177\u8239\u6709\u90e8\u5206\u9ad4\u7a4d\u5728\u6db2\u9ad4\u4e2d\uff0c\u4e5f\u5c31\u662f\u5b83\u6392\u958b\u4e86\u90e8\u5206\u6db2\u9ad4\uff0c\u6703\u53d7\u5230\u4e00\u500b\u5411\u4e0a\u7684\u6d6e\u529b\u3002\u56e0\u6b64\uff0c\u5982\u679c\u9019\u8258\u8239\u6392\u958b\u6070\u597d\u7684\u6db2\u9ad4\u9ad4\u7a4d\uff0c\u6d6e\u529b\u5c31\u8db3\u4ee5\u62b5\u6297\u5c07\u8239\u5f80\u4e0b\u62c9\u7684\u91cd\u529b\uff0c\u5f62\u6210\u9019\u500b\u5947\u7279\u7684\u73fe\u8c61\u3002\u5efa\u8b70\u5404\u4f4d\u8b80\u8005\uff0c\u53ef\u4ee5\u770b\u7814\u7a76\u5718\u968a\u767c\u5e03\u7684\u5f71\u7247\uff0c\u66f4\u80fd\u9ad4\u6703\u9019\u8258\u5012\u7acb\u61f8\u6d6e\u8239\u7684\u6709\u8da3\u4e4b\u8655\u3002<\/p>\n<p><iframe src=\"https:\/\/www.youtube.com\/embed\/bodsuTucSxQ\" width=\"560\" height=\"315\" frameborder=\"0\" allowfullscreen=\"allowfullscreen\"><\/iframe><\/p>\n<p><span style=\"color: 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href=\"#_ftnref1\" name=\"_ftn1\">[1]<\/a>&nbsp;\u56b4\u8b39\u5730\u8aaa\uff0c\u5728\u6b64\u985e\u9707\u52d5\u7cfb\u7d71\u4e2d\uff0c\u6d6e\u529b\u9664\u4e86\u963f\u57fa\u7c73\u5fb7\u7684\u300c\u975c\u614b\u300d\u6d6e\u529b\u5916\uff0c\u9084\u9700\u8003\u616e\u7531\u65bc\u6db2\u9ad4\u672c\u8eab\u9707\u52d5\u6240\u5e36\u4f86\u7684\u300c\u52d5\u614b\u300d\u6d6e\u529b\u3002\u4f46\u7531\u65bc\u6d89\u53ca\u8f03\u8907\u96dc\u7684\u6578\u5b78\u6a21\u578b\u63cf\u8ff0\uff0c\u4e14\u975c\u614b\u6d6e\u529b\u8db3\u4ee5\u5b9a\u6027\u7684\u89e3\u91cb\u9019\u500b\u53cd\u76f4\u89ba\u7684\u73fe\u8c61\uff0c\u6545\u6b64\u8655\u50c5\u4ee5\u975c\u614b\u6d6e\u529b\u4f86\u8aaa\u660e\u3002<\/p>\n<p>&nbsp;<\/p>\n<p><strong>\u53c3\u8003\u8cc7\u6599\uff1a<\/strong><br \/>\n[1] Maria Temming,&nbsp;<a href=\"https:\/\/www.sciencenews.org\/article\/toy-boats-float-upside-down-under-levitated-liquid-antigravity\">Toy boats float upside down underneath a layer of levitated liquid<\/a>.&nbsp;<em>Science News<\/em>.<br \/>\n[2] Vladislav Sorokin, <a href=\"https:\/\/www.nature.com\/articles\/d41586-020-02451-w\">Vibration overcomes gravity on a levitating fluid<\/a>. <em>Nature.<br \/>\n<\/em>[3] B. Apffel et al. Floating under a levitating liquid. Nature. Vol. 585, September 3, 2020, p. 58. doi: 10.1038\/s41586-020-2643-8<br \/>\n[4] Blekhman et. al. Surface and volumetric effects in a fluid subjected to high-frequency vibration, Proc. Inst. Mech. Eng. C 226, 2028\u20132043 (2012).<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u5728\u300a\u795e\u9b3c\u5947\u822a\u300b\u96fb\u5f71\u4e2d\uff0c\u5915\u967d\u843d\u4e0b\u524d\u5c07\u6d77\u76dc\u8239\u7ffb\u8f49\u5411\u4e0b\uff0c\u662f\u524d\u5f80\u53e6\u4e00\u500b\u4e16\u754c\u7684\u65b9\u5f0f\u3002\u4e00\u8258\u5012\u7acb\u7684\u8239\u8981\u600e\u9ebc\u6d6e\u8457\u5462\uff1f9\u67083\u65e5\u300a\u81ea\u7136\u300b\u7684\u7814\u7a76\uff0c\u5728\u5be6\u9a57\u5ba4\u4e2d\u5229\u7528\u4e86\u7279\u6b8a\u7684\u7269\u7406\u7cfb\u7d71\uff0c\u5c55\u793a\u4e86\u9019\u500b\u770b\u4f3c\u53cd\u91cd\u529b\u7684\u6709\u8da3\u73fe\u8c61\u3002<\/p>\n","protected":false},"author":20,"featured_media":35829,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[3293,39,2977],"tags":[],"aioseo_notices":[],"jetpack_featured_media_url":"https:\/\/case.ntu.edu.tw\/blog\/wp-content\/uploads\/2020\/10\/654131.png","_links":{"self":[{"href":"https:\/\/case.ntu.edu.tw\/blog\/index.php?rest_route=\/wp\/v2\/posts\/35817"}],"collection":[{"href":"https:\/\/case.ntu.edu.tw\/blog\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/case.ntu.edu.tw\/blog\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/case.ntu.edu.tw\/blog\/index.php?rest_route=\/wp\/v2\/users\/20"}],"replies":[{"embeddable":true,"href":"https:\/\/case.ntu.edu.tw\/blog\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=35817"}],"version-history":[{"count":2,"href":"https:\/\/case.ntu.edu.tw\/blog\/index.php?rest_route=\/wp\/v2\/posts\/35817\/revisions"}],"predecessor-version":[{"id":35831,"href":"https:\/\/case.ntu.edu.tw\/blog\/index.php?rest_route=\/wp\/v2\/posts\/35817\/revisions\/35831"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/case.ntu.edu.tw\/blog\/index.php?rest_route=\/wp\/v2\/media\/35829"}],"wp:attachment":[{"href":"https:\/\/case.ntu.edu.tw\/blog\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=35817"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/case.ntu.edu.tw\/blog\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=35817"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/case.ntu.edu.tw\/blog\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=35817"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}