{"id":2349,"date":"2025-05-09T16:51:28","date_gmt":"2025-05-09T08:51:28","guid":{"rendered":"https:\/\/www.bihec.com\/kimballphysics\/?p=2349"},"modified":"2025-05-09T16:51:28","modified_gmt":"2025-05-09T08:51:28","slug":"%e7%be%8e%e5%9b%bd-kimball-physics-%e7%94%b5%e5%ad%90%e6%9e%aa-%e4%b8%ad%e7%ad%89%e8%83%bd%e9%87%8f%e6%9c%80%e5%a4%a730kev-emg-4212-egps-3212","status":"publish","type":"post","link":"https:\/\/www.bihec.com\/kimballphysics\/%e7%be%8e%e5%9b%bd-kimball-physics-%e7%94%b5%e5%ad%90%e6%9e%aa-%e4%b8%ad%e7%ad%89%e8%83%bd%e9%87%8f%e6%9c%80%e5%a4%a730kev-emg-4212-egps-3212\/","title":{"rendered":"\u7f8e\u56fd Kimball Physics \u7535\u5b50\u67aa \u4e2d\u7b49\u80fd\u91cf(\u6700\u592730keV) EMG-4212 EGPS-3212"},"content":{"rendered":"
\u5c0f\u70b9\u51c6\u76f4\u5149\u675f\uff0c\u8fd0\u884c\u671f\u95f4\u5bf9\u51c6\uff0c<\/strong>\u66f4\u9ad8\u7535\u6d41\u9009\u9879<\/strong><\/p>\n 1 keV \u81f3 20 keV<\/strong><\/p>\n \u5e94\u7528\uff1a<\/em><\/strong><\/p>\n \u529f\u80fd\/\u9009\u9879\uff1a<\/em><\/strong><\/p>\n \u80fd\u91cf\u8303\u56f4\uff1a<\/strong>1 keV \u81f3 20 keV Kimball Physics<\/a> EMG<\/a>-4212 \u7535\u5b50\u67aa<\/a>\u53ca\u5176\u5339\u914d\u7684 EGPS<\/a>-3212 \u7535\u6e90\u662f\u4e00\u79cd\u591a\u7528\u9014\u6a21\u5757\u5316\u7535\u5b50\u67aa\uff0c\u53ef\u5e94\u7528\u4e8e\u8bb8\u591a\u9886\u57df\u3002EMG-4212\/ EGPS-3212 \u662f\u4e00\u4e2a\u5b8c\u6574\u7684\u5b50\u7cfb\u7edf\uff0c\u53ef\u8fde\u63a5\u5230\u7528\u6237\u7684\u771f\u7a7a\u7cfb\u7edf<\/a>\u5e76\u542f\u52a8\u3002\u8be5\u67aa\u80fd\u591f\u4ea7\u751f\u51c6\u76f4\u3001\u5c0f\u70b9\u6216\u6cdb\u5149\u7535\u5b50\u675f<\/a>\u3002<\/p>\n \u675f\u6d41\u3001\u675f\u6d41\u53d1\u6563\u5ea6\u548c\u675f\u6d41\u80fd\u91cf\u90fd\u53ef\u4ee5\u5728\u5f88\u5bbd\u7684\u8303\u56f4\u5185\u8c03\u8282\u3002\u80fd\u91cf\u53ef\u4ee5\u4ece 1 keV \u5230 20 keV \u4e0d\u7b49\u3002\u5149\u675f\u7535\u6d41\u548c\u5149\u6591\u5c3a\u5bf8\u8303\u56f4\u53d6\u51b3\u4e8e system \u9009\u9879\u3002\u4f7f\u7528\u6807\u51c6\u9634\u6781<\/a>\u65f6\uff0c\u5149\u675f\u7535\u6d41\u53ef\u5728 1 nA \u81f3 100 \u03bcA \u8303\u56f4\u5185\u72ec\u7acb\u8c03\u8282\u3002\u4f7f\u7528\u516d\u787c\u5316\u9567\u9634\u6781<\/a>\u7684\u5c0f\u5149\u6591\u9009\u9879\uff0c\u8be5\u67aa\u53ef\u63d0\u4f9b\u4f4e\u81f3 100 \u03bcm \u7684\u5149\u6591\u3002\u4f7f\u7528\u5927\u7535\u6d41\u9009\u9879\uff0c\u53ef\u4ee5\u83b7\u5f97\u9ad8\u8fbe 1 mA \u7684\u5149\u675f\u7535\u6d41\u3002\u5149\u675f\u6d88\u9690\u548c\u5149\u6805\u4e5f\u4f5c\u4e3a\u9009\u9879\u63d0\u4f9b\u3002<\/p>\n EMG-4212 \u7684\u6a21\u5757\u5316\u8bbe\u8ba1\u5141\u8bb8\u66f4\u6362\u95ea\u5149\u88c5\u7f6e\u7ec4\u4ef6\u6216\u955c\u5934\u7ec4\u4ef6\u3002\u70b9\u706b\u88c5\u7f6e\u76d2\uff08\u5305\u62ec\u9634\u6781\u3001\u9634\u6781\u652f\u67b6\u548c Wehnelt \u5b54\uff09\u53ef\u7531\u7528\u6237\u66f4\u6362\uff0c\u65e0\u9700\u4ece\u771f\u7a7a\u5ba4<\/a>\u4e2d\u53d6\u51fa\u6574\u4e2a\u55b7\u67aa\u3002\u9633\u6781\u4e5f\u662f\u53ef\u66f4\u6362\u7684\u3002\u9634\u6781\u5230\u9633\u6781\u7684\u95f4\u8ddd\u53ef\u5728\u5185\u90e8\u8c03\u8282\u4ee5\u6539\u53d8\u78c1\u957f\u3002<\/p>\n\n
\n
\n\u5149\u675f\u7535\u6d41\/\u5149\u6591\u5c3a\u5bf8\uff1a<\/strong>
\n\u6807\u51c6\uff1a10 nA \u81f3 100 \u03bcA \/ \u6807\u51c6\uff1a0.5 mm \u81f3 25 mm
\n\u5c0f\u5149\u6591\u9009\u9879\uff1a1 nA \u81f3 10 \u03bcA \/ 100 \u03bcm \u81f3 10 mm
\n\u9ad8\u7535\u6d41\u9009\u9879\uff1a1 \u03bcA \u81f3 1 mA \/ \u5927\u7535\u6d41<\/a>\u9009\u9879\uff1a1.5 mm \u81f3 25 mm
\n\u5b89\u88c5\uff1a<\/strong>4.5\u201c CF<\/p>\n