{"id":225220,"date":"2021-08-05T06:13:31","date_gmt":"2021-08-04T22:13:31","guid":{"rendered":"\/\/m.iemloyee.com\/?p=225220"},"modified":"2021-08-04T21:11:30","modified_gmt":"2021-08-04T13:11:30","slug":"mit-nature-nanotechnology-%e7%ba%b3%e7%b1%b3%e5%a4%9a%e5%ad%94%e7%9f%b3%e5%a2%a8%e7%83%af%e8%86%9c%e5%8a%a9%e5%8a%9b%e8%b6%85%e5%bf%ab%e7%ba%b3%e7%b1%b3%e8%bf%87%e6%bb%a4","status":"publish","type":"post","link":"\/\/m.iemloyee.com\/?p=225220","title":{"rendered":"MIT Nature Nanotechnology: 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Karnik\u7b49\u4eba\u5728Nature Nanotechnology\u4e0a\u53d1\u8868\u6587\u7ae0\uff0c\u9898\u4e3a\u201cMolecular size-dependent subcontinuum solvent permeation and ultrafast nanofiltration across nanoporous graphene membranes\u201d\u3002\u6587\u7ae0\u4e2d\u4f5c\u8005\u8bbe\u8ba1\u4e86\u4e00\u79cd\u5316\u5b66\u4e0a\u575a\u56fa\u7684\u7eb3\u7c73\u591a\u5b54\u77f3\u58a8\u70ef\u819c\uff0c\u5e76\u7814\u7a76\u4e86\u4e9a\u7eb3\u7c73\u9650\u57df\u4e0b\u7684\u5206\u5b50\u5728\u5404\u79cd\u6709\u673a\u6db2\u4f53\u4e2d\u7684\u4f20\u8f93\u3002\u6eb6\u5242\u7684\u6027\u8d28\u53ef\u4ee5\u8c03\u8282\u6eb6\u8d28\u5728\u77f3\u58a8\u70ef\u7eb3\u7c73\u5b54\u4e2d\u7684\u6269\u6563\uff0c\u5f53\u5b54\u5f84\u63a5\u8fd1\u6eb6\u5242\u6700\u5c0f\u7684\u5206\u5b50\u6a2a\u622a\u9762\u65f6\uff0c\u8fde\u7eed\u6d41\u52a8\u5c31\u4f1a\u4e2d\u65ad\u3002\u901a\u8fc7\u5bf9\u819c\u8f7d\u4f53\u8fdb\u884c\u6574\u4f53\u5de5\u7a0b\u8bbe\u8ba1\uff0c\u6a21\u62df\u5b54\u5f62\u6210\u548c\u7f3a\u9677\u7ba1\u7406\uff0c\u5b9e\u73b0\u4e86\u67d3\u6599\u5206\u5b50\u7684\u9ad8\u622a\u53d6\u548c\u8d85\u5feb\u6709\u673a\u6eb6\u5242\u7eb3\u6ee4\u548c\u6b63\u5df1\u70f7\u5f02\u6784\u4f53\u7684\u5206\u79bb\u3002\u8be5\u819c\u5728\u4e00\u7cfb\u5217\u6eb6\u5242\u4e2d\u8868\u73b0\u51fa\u7a33\u5b9a\u7684\u901a\u91cf\uff0c\u4e0e\u6d41\u7ecf\u5176\u5927\u5c0f\u4e0e\u6eb6\u5242\u65e0\u5173\u7684\u521a\u6027\u5b54\u4e00\u81f4\u3002\u7eb3\u7c73\u591a\u5b54\u77f3\u58a8\u70ef\u662f\u4e00\u79cd\u4e30\u5bcc\u7684\u6750\u6599\u7cfb\u7edf\uff0c\u53ef\u4ee5\u63a7\u5236\u4e9a\u8fde\u7eed\u6d41\uff0c\u4ece\u800c\u4e3a\u4e00\u7cfb\u5217\u5177\u6709\u6311\u6218\u6027\u7684\u5206\u79bb\u9700\u6c42\u63d0\u4f9b\u65b0\u7684\u819c\u3002<\/p>\n<p><strong><b>\u56fe\u6587\u5bfc\u8bfb<\/b><\/strong><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-225221\" src=\"\/\/m.iemloyee.com\/wp-content\/uploads\/2021\/07\/\u56fe\u7247-1-32.png\" alt=\"\" width=\"600\" height=\"355\" srcset=\"\/\/m.iemloyee.com\/wp-content\/uploads\/2021\/07\/\u56fe\u7247-1-32.png 600w, \/\/m.iemloyee.com\/wp-content\/uploads\/2021\/07\/\u56fe\u7247-1-32-300x178.png 300w\" sizes=\"(max-width: 600px) 100vw, 600px\" \/><\/p>\n<p>\u56fe1. \u6eb6\u5242\u76f8\u5bb9\u539f\u5b50\u8584\u7eb3\u7c73\u591a\u5b54\u77f3\u58a8\u70ef\u819c\u7684\u8bbe\u8ba1\u4e0e\u7ed3\u6784<\/p>\n<p>a\uff0c\u6807\u79f0\u5b54\u5f84\u4e3a50 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300w\" sizes=\"(max-width: 600px) 100vw, 600px\" \/><\/p>\n<p>\u56fe2. \u6eb6\u8d28\u5728\u7eb3\u7c73\u591a\u5b54\u539f\u5b50\u8584\u77f3\u58a8\u70ef\u819c\u4e0a\u7684\u6269\u6563<\/p>\n<p>a\uff0c\u6eb6\u8d28\u5728\u4e59\u9187\u4e2d\u6269\u6563\u5bf9\u79bb\u5b50\u8f90\u7167\u77f3\u58a8\u70ef\u819c\u4e0d\u540c\u523b\u8680\u65f6\u95f4\u7684\u5173\u7cfb\u3002<\/p>\n<p>b\uff0c\u5728\u4e0d\u540c\u7684\u9020\u5b54\u523b\u8680\u65f6\u95f4\u4e0b\uff0c\u6eb6\u5242\u8c03\u5236\u7684\u9009\u62e9\u6027\u6eb6\u8d28\u901a\u8fc7\u79bb\u5b50\u8f90\u7167\u7eb3\u7c73\u591a\u5b54\u77f3\u58a8\u70ef\u819c\u6269\u6563\u3002<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-225223\" src=\"\/\/m.iemloyee.com\/wp-content\/uploads\/2021\/07\/\u56fe\u7247-3-32.png\" alt=\"\" width=\"600\" height=\"397\" srcset=\"\/\/m.iemloyee.com\/wp-content\/uploads\/2021\/07\/\u56fe\u7247-3-32.png 600w, \/\/m.iemloyee.com\/wp-content\/uploads\/2021\/07\/\u56fe\u7247-3-32-300x199.png 300w\" sizes=\"(max-width: 600px) 100vw, 600px\" \/><\/p>\n<p>\u56fe3. \u4e9a\u8fde\u7eed\u4ecb\u8d28\u538b\u529b\u9a71\u52a8\u7684\u6db2\u4f53\u901a\u8fc7\u539f\u5b50\u8584\u7684\u7eb3\u7c73\u591a\u5b54\u77f3\u58a8\u70ef\u819c<\/p>\n<p>a,c\uff0c\u753150 nm\u5b54\u5f84\u7684PITEM(50) (a)\u548c20 nm\u5b54\u5f84\u7684PITEM(20) (c)\u652f\u6491\u7684\u4e0d\u540c\u9020\u5b54\u6761\u4ef6\u5236\u5907\u7684\u7eb3\u7c73\u591a\u5b54\u77f3\u58a8\u70ef\u819c\u7684\u6e17\u900f\u7387-\u9ecf\u5ea6\u56fe\u3002<\/p>\n<p>b,d\uff0c\u5bf9\u4e8ePITEM(50)(b)\u548cPITEM(20)(d)\u7eb3\u7c73\u591a\u5b54\u77f3\u58a8\u70ef\u819c\uff0c\u7c98\u5ea6\u548c\u6e17\u900f\u7387\u7684\u4e58\u79ef\u5bf9\u6700\u5c0f\u53ef\u6e17\u900f\u6eb6\u5242\u76f4\u5f84Pd*\u7684\u5173\u7cfb\u3002<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-225224\" src=\"\/\/m.iemloyee.com\/wp-content\/uploads\/2021\/07\/\u56fe\u7247-4-30.png\" alt=\"\" width=\"600\" height=\"590\" 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