{"id":204,"date":"2026-02-04T05:30:44","date_gmt":"2026-02-04T05:30:44","guid":{"rendered":"https:\/\/www.thermofisher.com\/blog\/accelerating-science-in-china\/?p=204"},"modified":"2026-08-10T07:07:05","modified_gmt":"2026-08-10T07:07:05","slug":"how-does-an-electron-microscope-work","status":"publish","type":"post","link":"https:\/\/www.thermofisher.com\/blog\/accelerating-science-in-china\/how-does-an-electron-microscope-work\/","title":{"rendered":"\u7535\u5b50\u663e\u5fae\u955c\u7684\u5de5\u4f5c\u539f\u7406\u662f\u4ec0\u4e48\uff1f"},"content":{"rendered":"\n<figure class=\"wp-block-image size-large\"><a href=\"https:\/\/www.thermofisher.cn\/cn\/zh\/home\/promo\/electron-microscopy\/resource-library.html?icid=cn-blog-msd\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"176\" src=\"https:\/\/admin.acceleratingscience.com\/accelerating-science-in-china\/wp-content\/uploads\/sites\/28\/2026\/02\/Blog-\u7535\u955cbanner-1-1024x176.jpg\" alt=\"\" class=\"wp-image-1711\" srcset=\"https:\/\/admin.acceleratingscience.com\/accelerating-science-in-china\/wp-content\/uploads\/sites\/28\/2026\/02\/Blog-\u7535\u955cbanner-1-1024x176.jpg 1024w, https:\/\/admin.acceleratingscience.com\/accelerating-science-in-china\/wp-content\/uploads\/sites\/28\/2026\/02\/Blog-\u7535\u955cbanner-1-300x52.jpg 300w, https:\/\/admin.acceleratingscience.com\/accelerating-science-in-china\/wp-content\/uploads\/sites\/28\/2026\/02\/Blog-\u7535\u955cbanner-1-768x132.jpg 768w, https:\/\/admin.acceleratingscience.com\/accelerating-science-in-china\/wp-content\/uploads\/sites\/28\/2026\/02\/Blog-\u7535\u955cbanner-1-1536x264.jpg 1536w, https:\/\/admin.acceleratingscience.com\/accelerating-science-in-china\/wp-content\/uploads\/sites\/28\/2026\/02\/Blog-\u7535\u955cbanner-1-2048x352.jpg 2048w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/a><\/figure>\n\n\n\n<p>\u81ea<a href=\"https:\/\/www.thermofisher.cn\/cn\/zh\/home\/electron-microscopy.html\" target=\"_blank\" rel=\"noreferrer noopener\">\u7535\u5b50\u663e\u5fae\u955c<\/a>20\u4e16\u7eaa30\u5e74\u4ee3\u95ee\u4e16\u4ee5\u6765\uff0c\u8fd9\u9879\u9769\u547d\u6027\u6280\u672f\u9010\u6b65\u4f7f\u6211\u4eec\u80fd\u591f\u83b7\u53d6\u5fae\u89c2\u3001\u7eb3\u7c73\u751a\u81f3\u539f\u5b50\u5c3a\u5ea6\u7684\u4fe1\u606f\uff0c\u7a81\u7834\u4e86\u5149\u5b66\u663e\u5fae\u955c\u7684\u9650\u5236\uff0c\u63ed\u793a\u4e86\u6240\u6709\u7269\u8d28\u80cc\u540e\u7684\u9690\u85cf\u7ed3\u6784\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"h-\u5229\u7528\u7535\u5b50\u663e\u5fae\u955c\u63a2\u7d22\u4e0d\u53ef\u89c1\u7684\u4e16\u754c\"><strong>\u5229\u7528\u7535\u5b50\u663e\u5fae\u955c\u63a2\u7d22\u4e0d\u53ef\u89c1\u7684\u4e16\u754c<\/strong><\/h2>\n\n\n\n<p>\n\u73b0\u4ee3\u7535\u5b50\u663e\u5fae\u955c\u53ef\u4ee5\u6e05\u6670\u5730\u89c2\u5bdf\u6676\u4f53\u6750\u6599\u4e2d\u539f\u5b50\u7684\u884c\u5217\u6392\u5217\uff0c\u5e76\u91cd\u73b0\u86cb\u767d\u8d28\u4e09\u7ef4\u7ed3\u6784\uff0c\u751a\u81f3\u5305\u62ec\u5355\u4e2a\u914d\u4f4d\u6c34\u5206\u5b50\u3002\u8fd9\u4e9b\u7ec6\u8282\u63a8\u52a8\u4e86\u6750\u6599\u79d1\u5b66\u3001\u751f\u7269\u5b66\u7b49\u591a\u4e2a\u9886\u57df\u7684\u65e0\u6570\u8fdb\u5c55\uff0c\u4f7f\u6211\u4eec\u80fd\u591f\u4ece\u5206\u5b50\u548c\u539f\u5b50\u5c42\u9762\u7406\u89e3\u5b8f\u89c2\u73b0\u8c61\u3002<br><br>\n\n\u7535\u5b50\u663e\u5fae\u955c\u6240\u751f\u6210\u7684\u542f\u53d1\u6027\u4e14\u5e38\u5e38\u7f8e\u4e3d\u7684\u56fe\u50cf\u8ba9\u4eba\u4e0d\u7981\u597d\u5947\uff1a\u7535\u5b50\u663e\u5fae\u955c\u7a76\u7adf\u662f\u5982\u4f55\u5de5\u4f5c\u7684\uff1f\u5728\u8fd9\u7bc7\u535a\u5ba2\u4e2d\uff0c\u6211\u4eec\u5c06\u63a2\u8ba8\u7535\u5b50\u663e\u5fae\u955c\u7684\u57fa\u672c\u7ec4\u6210\u90e8\u5206\uff0c\u5e2e\u52a9\u60a8\u719f\u6089\u8fd9\u9879\u6fc0\u52a8\u4eba\u5fc3\u7684\u6280\u672f\u3002<\/p>\n\n\n<div class=\"wp-block-image wp-image-14339\">\n<figure class=\"aligncenter\"><img decoding=\"async\" src=\"https:\/\/admin.acceleratingscience.com\/materials\/wp-content\/uploads\/sites\/7\/2024\/12\/SEM-01.jpg\" alt=\"\u626b\u63cf\u7535\u5b50\u663e\u5fae\u955c\u7ed3\u6784\u793a\u610f\u56fe\uff0c\u6807\u660e\u7535\u5b50\u67aa\u3001\u7535\u78c1\u900f\u955c\u3001\u63a2\u6d4b\u5668\u7b49\u90e8\u4ef6\u7684\u4f4d\u7f6e\u3002\" class=\"wp-image-14339\" \/><figcaption class=\"wp-element-caption\">\u626b\u63cf\u7535\u5b50\u663e\u5fae\u955c\u7ed3\u6784\u793a\u610f\u56fe\u3002<\/figcaption><\/figure>\n<\/div>\n\n\n<h2 class=\"wp-block-heading\" id=\"h-\u7535\u5b50\u663e\u5fae\u955c\u7684\u7ec4\u6210\u90e8\u5206\"><strong>\u7535\u5b50\u663e\u5fae\u955c\u7684\u7ec4\u6210\u90e8\u5206<\/strong><\/h2>\n\n\n\n<p>\n\u4e00\u822c\u6765\u8bf4\uff0c\u73b0\u4ee3\u7535\u5b50\u663e\u5fae\u955c\u6709\u51e0\u4e2a\u5173\u952e\u7ec4\u6210\u90e8\u5206\uff1a\u7535\u5b50\u6e90\u3001\u7535\u78c1\u900f\u955c\u4ee5\u53ca\u4e00\u4e2a\u6216\u591a\u4e2a\u7535\u5b50\u63a2\u6d4b\u5668\u3002\u663e\u5fae\u955c\u9996\u5148\u4ece\u7535\u5b50\u6e90\u4ea7\u751f\u4e00\u675f\u805a\u7126\u7684\u7535\u5b50\u675f\uff0c\u7136\u540e\u901a\u8fc7\u900f\u955c\u5c06\u7535\u5b50\u675f\u5f15\u5bfc\u81f3\u6837\u54c1\u4e0a\u3002\u4e00\u65e6\u7535\u5b50\u675f\u4e0e\u6837\u54c1\u53d1\u751f\u76f8\u4e92\u4f5c\u7528\uff0c\u7535\u5b50\u4f1a\u88ab\u53cd\u5c04\u6216\u8005\u7a7f\u8fc7\u6837\u54c1\uff08\u5982\u679c\u6837\u54c1\u8db3\u591f\u8584\uff09\u3002\u63a2\u6d4b\u5668\u7684\u4f4d\u7f6e\u7528\u4e8e\u6355\u6349\u8fd9\u4e9b\u53cd\u5c04\u6216\u900f\u5c04\u7684\u7535\u5b50\uff0c\u8fd9\u4e9b\u7535\u5b50\u7531\u4e8e\u4e0e\u6837\u54c1\u7684\u76f8\u4e92\u4f5c\u7528\u800c\u643a\u5e26\u4e86\u6837\u54c1\u7684\u5404\u79cd\u4fe1\u606f\u3002\n<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-\u7535\u5b50\u6e90\"><strong>\u7535\u5b50\u6e90<\/strong><\/h3>\n\n\n\n<p>\u6709\u51e0\u79cd<a href=\"https:\/\/www.thermofisher.cn\/cn\/zh\/home\/electron-microscopy\/products\/components.html\" target=\"_blank\" rel=\"noreferrer noopener\">\u7c7b\u578b\u7684\u7535\u5b50\u6e90<\/a>\uff0c\u5927\u81f4\u53ef\u5206\u4e3a\u70ed\u79bb\u5b50\u6e90\u548c\u573a\u53d1\u5c04\u6e90\u3002\u70ed\u79bb\u5b50\u6e90\u901a\u8fc7\u7535\u6d41\u52a0\u70ed\u706f\u4e1d\u6216\u6676\u4f53\uff0c\u76f4\u5230\u5177\u6709\u8db3\u591f\u7684\u80fd\u91cf\u53d1\u5c04\u7535\u5b50\u3002\u573a\u53d1\u5c04\u6e90\u5219\u5728\u4e00\u4e2a\u5c16\u9510\u7684\u91d1\u5c5e\uff08\u94a8\uff09\u5c16\u7aef\u65bd\u52a0\u5f3a\u9759\u7535\u573a\uff0c\u80fd\u91cf\u96c6\u4e2d\u5728\u5c16\u7aef\u8fb9\u7f18\u4ece\u800c\u5bfc\u81f4\u7535\u5b50\u88ab\u53d1\u5c04\u51fa\u6765\u3002\u9009\u62e9\u70ed\u79bb\u5b50\u6e90\u8fd8\u662f\u573a\u53d1\u5c04\u6e90\u4e3b\u8981\u53d6\u51b3\u4e8e\u6210\u672c\u548c\u6240\u9700\u7684\u56fe\u50cf\u8d28\u91cf\u3002<\/p>\n\n\n<div class=\"wp-block-image wp-image-14340\">\n<figure class=\"aligncenter\"><img decoding=\"async\" src=\"https:\/\/admin.acceleratingscience.com\/materials\/wp-content\/uploads\/sites\/7\/2024\/12\/Electron-beam-1901020-1024x800-1.jpg\" alt=\"Simplified illustration of the electromagnetic lens structure of an electron microscope.\" class=\"wp-image-14340\" \/><figcaption class=\"wp-element-caption\">\u7535\u78c1\u900f\u955c\u7ed3\u6784\u7684\u7b80\u5316\u793a\u610f\u56fe\u3002<\/figcaption><\/figure>\n<\/div>\n\n\n<h3 class=\"wp-block-heading\" id=\"h-\u7535\u78c1\u900f\u955c\"><strong>\u7535\u78c1\u900f\u955c<\/strong><\/h3>\n\n\n\n<p>\n\u7c7b\u4f3c\u4e8e\u5149\u5b66\u663e\u5fae\u955c\u4e2d\u73bb\u7483\u900f\u955c\u805a\u7126\u548c\u5f15\u5bfc\u5149\u7ebf\u7684\u65b9\u5f0f\uff0c\u7535\u78c1\u900f\u955c\u63a7\u5236\u7535\u5b50\u5728\u663e\u5fae\u955c\u4e2d\u7684\u6d41\u52a8\u3002\u7535\u78c1\u900f\u955c\u7531\u4e00\u7cfb\u5217\u5e73\u884c\u7684\u7535\u7ebf\u5708\u7ec4\u6210\uff0c\u8fd9\u4e9b\u7ebf\u5708\u4ea7\u751f\u78c1\u573a\u3002\u8fd9\u4e9b\u7ebf\u5708\u8fde\u63a5\u5230\u78c1\u6781\u7247\u4e0a\uff0c\u78c1\u6781\u7247\u662f\u7a7a\u5fc3\u91d1\u5c5e\u5706\u67f1\u4f53\uff0c\u53ef\u5c06\u78c1\u573a\u96c6\u4e2d\u5728\u7535\u5b50\u675f\u9644\u8fd1\u3002\u7136\u540e\uff0c\u7535\u5b50\u5728\u78c1\u573a\u4f5c\u7528\u4e0b\u88ab\u62c9\u8fc7\u78c1\u6781\u7247\u4e2d\u5fc3\u3002\n<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-\u7535\u5b50\u63a2\u6d4b\u5668\"><strong>\u7535\u5b50\u63a2\u6d4b\u5668<\/strong><\/h3>\n\n\n\n<p>\u7535\u5b50\u663e\u5fae\u955c\u7684\u53d1\u5c55\u5386\u53f2\u4e2d\uff0c\u63a2\u6d4b\u5668\u7ecf\u5386\u4e86\u663e\u8457\u7684\u6f14\u53d8\u3002\u6700\u521d\uff0c\u7535\u5b50\u662f\u901a\u8fc7\u4e0e\u76f8\u673a\u80f6\u7247\u76f4\u63a5\u76f8\u4e92\u4f5c\u7528\u6765\u63a2\u6d4b\u7684\uff0c\u8fd9\u79cd\u80f6\u7247\u5bf9\u7535\u5b50\u548c\u5149\u5b50\u7684\u53cd\u5e94\u7c7b\u4f3c\u3002\u5982\u4eca\uff0c\u5927\u591a\u6570\u7535\u5b50\u663e\u5fae\u955c\u6539\u7528\u6570\u7801\u76f8\u673a\uff0c\u8981\u4e48\u4f7f\u7528\u53d1\u51fa\u5149\u7684\u95ea\u70c1\u4f53\uff0c\u8981\u4e48\u4f7f\u7528<a href=\"https:\/\/www.thermofisher.cn\/cn\/zh\/home\/electron-microscopy\/products\/accessories-em\/falcon-detector.html\" target=\"_blank\" rel=\"noreferrer 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id=\"h-\u7535\u5b50\u663e\u5fae\u955c\u5404\u7ec4\u4ef6\u5982\u4f55\u534f\u540c\u5de5\u4f5c\"><strong>\u7535\u5b50\u663e\u5fae\u955c\u5404\u7ec4\u4ef6\u5982\u4f55\u534f\u540c\u5de5\u4f5c<\/strong><\/h2>\n\n\n\n<p>\u73b0\u4ee3\u7535\u5b50\u663e\u5fae\u955c\u7684\u7279\u6027\u9700\u8981\u901a\u8fc7\u8fd0\u884c\u63a7\u5236\u8f6f\u4ef6\u7684\u5916\u90e8\u8ba1\u7b97\u673a\u6765\u8fdb\u884c\u7ba1\u7406\u3002\u7406\u60f3\u60c5\u51b5\u4e0b\uff0c\u96c6\u6210\u7684\u63a7\u5236\u7cfb\u7edf\u53ef\u4ee5\u534f\u8c03\u5e76\u76d1\u63a7\u7535\u5b50\u6e90\u3001\u7535\u78c1\u900f\u955c\u548c\u63a2\u6d4b\u5668\uff0c\u4ee5\u63d0\u4f9b\u4f18\u5316\u7684\u6210\u50cf\u548c\u6570\u636e\u91c7\u96c6\u3002\u4e00\u4e9b\u96c6\u6210\u7684\u63a7\u5236\u8f6f\u4ef6\u751a\u81f3\u53ef\u4ee5\u63d0\u4f9b\u81ea\u52a8\u5316\u529f\u80fd\uff0c\u4f7f\u60a8\u80fd\u591f\u4ee5\u65e0\u4eba\u503c\u5b88\u7684\u65b9\u5f0f\u6536\u96c6\u5927\u91cf\u6570\u636e\u3002<br><br> \u5e0c\u671b\u4ee5\u4e0a\u5185\u5bb9\u4e3a\u60a8\u6982\u8ff0\u4e86\u7535\u5b50\u663e\u5fae\u955c\u7684\u5de5\u4f5c\u539f\u7406\u53ca\u5176\u7ec4\u6210\u90e8\u5206\u3002\u5982\u679c\u60a8\u60f3\u4e86\u89e3\u66f4\u591a\u5173\u4e8e\u7535\u5b50\u663e\u5fae\u955c\u7684\u77e5\u8bc6\uff0c\u4f8b\u5982\u900f\u5c04\u7535\u5b50\u663e\u5fae\u955c\u548c\u626b\u63cf\u7535\u5b50\u663e\u5fae\u955c\u4e4b\u95f4\u7684\u533a\u522b\uff0c\u8bf7\u67e5\u770b\u6211\u4eec\u201c\u663e\u5fae\u955c\u57fa\u7840101\u201d\u7cfb\u5217\u4e2d\u7684\u5176\u4ed6\u6559\u80b2\u535a\u5ba2\u6587\u7ae0\uff1a<br><br> &#8211; <a href=\"https:\/\/www.thermofisher.com\/blog\/atomic-resolution\/seeing-with-electrons-the-anatomy-of-an-electron-microscope\/?cid=msd_xbu_xbu_xmkt_xbl_1901020_gl_oso_blg_deredn&amp;utm_source=comms-blog&amp;utm_medium=blog&amp;utm_campaign=msd_xbu_xbu_xmkt_xbl_1901020_gl_oso_blg_deredn\">\u7535\u5b50\u663e\u5fae\u955c\u7684\u6784\u9020<\/a><br> &#8211; <a 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