\u4e2d\u5b50\u662f\u7ec4\u6210\u539f\u5b50\u6838\u7684\u6838\u5b50\u4e4b\u4e00\u3002\u4e2d\u5b50\u662f\u7ec4\u6210\u539f\u5b50\u6838\u6784\u6210\u5316\u5b66\u5143\u7d20\u4e0d\u53ef\u7f3a\u5c11\u7684\u6210\u5206\uff0c\u867d\u7136\u539f\u5b50\u7684\u5316\u5b66\u6027\u8d28\u662f\u7531\u6838\u5185\u7684\u8d28\u5b50\u6570\u76ee\u786e\u5b9a\u7684\uff0c\u4f46\u662f\u5982\u679c\u6ca1\u6709\u4e2d\u5b50\uff0c\u7531\u4e8e\u5e26\u6b63\u7535\u8377\u8d28\u5b50\u95f4\u7684\u6392\u65a5\u529b\uff08\u8d28\u5b50\u5e26\u6b63\u7535\uff0c\u4e2d\u5b50\u4e0d\u5e26\u7535\uff09\uff0c\u5c31\u4e0d\u53ef\u80fd\u6784\u6210\u9664\u53ea\u6709\u4e00\u4e2a\u8d28\u5b50\u7684\u6c22\u4e4b\u5916\u7684\u5176\u4ed6\u5143\u7d20\u3002<\/p>\n
\u4e2d\u5b50\u7684\u8868\u793a\u7b26\u53f7\uff1a<\/p>\n
\u4e2d\u5b50\uff0cneutron\uff0c\u7b26\u53f7\u662f n\uff0c\u7531\u4e8e\u5e26\u7535\u91cf\u662f0\uff0c\u6240\u4ee5\u5199\u6210 n\u00b0\u3002<\/p>\n
\u4e2d\u5b50\u7684\u53d1\u73b0\uff1a<\/p>\n
1\u3001\u4e2d\u5b50\u7684\u6982\u5ff5\u662f\u7531\u5362\u745f\u798f\u63d0\u51fa\u7684\uff0c\u4e2d\u5b50\u7684\u5b58\u5728\u662f1932\u5e74\u7531\u67e5\u5fb7\u5a01\u514b\u7528\u03b1\u7c92\u5b50\u8f70\u51fb\u94cd\u7684\u5b9e\u9a8c\u4e2d\u8bc1\u5b9e\u7684\u30021930\u5e74\uff0c\u5fb7\u56fd\u79d1\u5b66\u5bb6\u73bb\u7279\u548c\u5176\u5b66\u751f\u8d1d\u514b\u7528\u956d\u7684\u03b1-\u5c04\u7ebf\u8f70\u51fb\u94cd\u539f\u5b50\u65f6\uff0c\u53d1\u73b0\u5c04\u51fa\u7684\u4e0d\u662f\u5362\u745f\u798f\u89c2\u5bdf\u5230\u7684\u7a7f\u900f\u529b\u4e0d\u5f3a\u7684\u8d28\u5b50\uff0c\u800c\u662f\u4e00\u79cd\u80fd\u7a7f\u900f\u51e0\u82f1\u5bf8\u94c5\u677f\u7684\u8f90\u5c04–\u94cd\u8f90\u5c04\u3002<\/p>\n
2\u30011931\u5e74\uff0c\u7ea6\u91cc\u5965\u00b7\u5c45\u91cc\u592b\u5987\u7528\u5f3a\u03b1\u6e90\u8fdb\u884c\u5b9e\u9a8c\u65f6\uff0c\u53d1\u73b0\u94cd\u8f90\u5c04\u80fd\u4ece\u77f3\u8721\u91cc\u6253\u51fa\u8d28\u5b50\u3002\u5f53\u6070\u5fb7\u5a01\u514b\u770b\u5230\u7ea6\u91cc\u5965\u00b7\u5c45\u91cc\u592b\u5987\u7684\u7814\u7a76\u62a5\u544a\u540e\uff0c\u7acb\u5373\u628a\u94cd\u8f90\u5c04\u4e0e\u4ed6\u7684\u8001\u5e08\u5362\u745f\u798f\u63d0\u5230\u7684\u4e2d\u6027\u7c92\u5b50\u7ed3\u5408\u8d77\u6765\uff0c\u7528\u5b9e\u9a8c\u8bc1\u660e\u4e86\u94cd\u8f90\u5c04\u5c31\u662f\u6709\u8d28\u91cf\u7684\u4e2d\u6027\u7c92\u5b50\uff0c\u5e76\u5b9a\u540d\u4e3a\u4e2d\u5b50\u3002<\/p>\n
\u4e2d\u5b50\u7684\u7ed3\u6784\uff1a<\/p>\n
1\u3001\u4e2d\u5b50\u5bf9\u5916\u663e\u793a\u7535\u4e2d\u6027\u800c\u5177\u6709\u78c1\u77e9\u3002\u9ad8\u80fd\u7535\u5b50\u3001\u03bc\u5b50\u6216\u4e2d\u5fae\u5b50\u8f70\u51fb\u4e2d\u5b50\u7684\u6563\u5c04\u5b9e\u9a8c\u663e\u793a\u4e2d\u5b50\u5185\u90e8\u7684\u7535\u8377\u548c\u78c1\u77e9\u6709\u4e00\u5b9a\u7684\u5206\u5e03\uff0c\u8bf4\u660e\u4e2d\u5b50\u4e0d\u662f\u70b9\u7c92\u5b50\uff0c\u800c\u5177\u6709\u4e00\u5b9a\u7684\u5185\u90e8\u7ed3\u6784\u3002<\/p>\n
2\u3001\u4e2d\u5b50\u662f\u75313\u4e2a\u66f4\u6df1\u5c42\u6b21\u7684\u7c92\u5b50\u2014\u2014\u5938\u514b\u6784\u6210\u7684\u3002\u4e2d\u5b50\u548c\u8d28\u5b50\u662f\u540c\u4e00\u79cd\u7c92\u5b50\u7684\u4e24\u79cd\u4e0d\u540c\u7535\u8377\u72b6\u6001\uff0c\u5176\u540c\u4f4d\u65cb\u4e3a1\/2\uff0c\u4e2d\u5b50\u7684\u540c\u4f4d\u65cb\u7b2c\u4e09\u5206\u91cfI3=\uff0d1\/2\u3002<\/p>\n
3\u3001\u5728\u8f7b\u6838\u4e2d\u542b\u6709\u51e0\u4e4e\u76f8\u7b49\u6570\u76ee\u7684\u4e2d\u5b50\u548c\u8d28\u5b50\uff1b\u5728\u91cd\u6838\u4e2d\uff0c\u4e2d\u5b50\u6570\u5219\u5927\u4e8e\u8d28\u5b50\u6570\uff0c\u4f8b\u5982\u94c0\u5171\u6709146\u4e2a\u4e2d\u5b50\u548c92\u4e2a\u8d28\u5b50\u3002\u5bf9\u4e8e\u4e00\u5b9a\u8d28\u5b50\u6570\u7684\u6838\uff0c\u4e2d\u5b50\u6570\u53ef\u4ee5\u5728\u4e00\u5b9a\u8303\u56f4\u5185\u53d6\u51e0\u79cd\u4e0d\u540c\u7684\u503c\uff0c\u5f62\u6210\u4e00\u4e2a\u5143\u7d20\u7684\u4e0d\u540c\u540c\u4f4d\u7d20\u3002<\/p>\n
\u4e2d\u5b50\u7684\u7528\u9014\uff1a<\/p>\n
1\u3001\u4e2d\u5b50\u662f\u7814\u7a76\u6838\u53cd\u5e94\u5f88\u597d\u7684\u8f70\u51fb\u7c92\u5b50\uff0c\u7531\u4e8e\u5b83\u4e0d\u5e26\u7535\uff0c\u5373\u4f7f\u80fd\u91cf\u5f88\u4f4e\uff0c\u4e5f\u80fd\u5f15\u8d77\u6838\u53cd\u5e94\uff08\u89c1\u4e2d\u5b50\u6838\u53cd\u5e94\uff09\u3002\u4e2d\u5b50\u8fd8\u5728\u6838\u88c2\u53d8\u53cd\u5e94\u4e2d\u8d77\u91cd\u8981\u4f5c\u7528\u3002\u7535\u4e2d\u6027\u7684\u4e2d\u5b50\u4e0d\u80fd\u4ea7\u751f\u76f4\u63a5\u7684\u7535\u79bb\u4f5c\u7528\uff0c\u65e0\u6cd5\u76f4\u63a5\u63a2\u6d4b\uff0c\u53ea\u80fd\u901a\u8fc7\u5b83\u4e0e\u6838\u53cd\u5e94\u7684\u6b21\u7ea7\u6548\u5e94\u6765\u63a2\u6d4b\u3002<\/p>\n
2\u3001\u6839\u636e\u5fae\u89c2\u7c92\u5b50\u7684\u6ce2\u7c92\u4e8c\u8c61\u6027\uff0c\u4e2d\u5b50\u5177\u6709\u6ce2\u52a8\u6027\uff0c\u6162\u4e2d\u5b50\u7684\u6ce2\u957f\u7ea610\u7c73\uff0c\u4e0e\u6676\u4f53\u5185\u539f\u5b50\u95f4\u8ddd\u76f8\u5f53\u3002\u4e2d\u5b50\u884d\u5c04\u662f\u7814\u7a76\u6676\u4f53\u7ed3\u6784\u7684\u91cd\u8981\u6280\u672f\u3002\u4e2d\u5b50\u662f\u4e0d\u5e26\u7535\u7684\u57fa\u672c\u7c92\u5b50\uff0c\u9759\u6b62\u8d28\u91cf\u4e3a1.6748\u00d710kg\uff0c\u5b83\u7684\u534a\u5f84\u7ea6\u4e3a0.8\u00d710m\uff0c\u4e0e\u8d28\u5b50\u5927\u5c0f\u7c7b\u4f3c\u3002\u4e2d\u5b50\u5e38\u7528\u7b26\u53f7n\u8868\u793a\u3002<\/p>\n
\u4e2d\u5b50\u7684\u7279\u6027\uff1a<\/p>\n
1\u30011932\u5e74\u82f1\u56fd\u7269\u7406\u5b66\u5bb6\u67e5\u5fb7\u5a01\u514b\u5728\u505a\u4e86\u7528\u03b1\u7c92\u5b50\u8f70\u51fb\u94cd\u7684\u5b9e\u9a8c\u4e2d\u53d1\u73b0\u4e86\u4e2d\u5b50\u3002<\/p>\n
2\u3001\u5355\u72ec\u5b58\u5728\u7684\u4e2d\u5b50\u662f\u4e0d\u7a33\u5b9a\u7684\uff0c\u5e73\u5747\u5bff\u547d\u7ea6\u4e3a16\u5206\uff0c\u5b83\u5c06\u8870\u53d8\u6210\u8d28\u5b50\u3001\u7535\u5b50\u548c\u53cd\u4e2d\u5fae\u5b50\u03bd\u3002<\/p>\n
3\u3001\u539f\u5b50\u6838\u7531\u4e2d\u5b50\u548c\u8d28\u5b50\u7ec4\u6210\uff0c\u539f\u5b50\u6838\u5185\u7684\u4e2d\u5b50\u662f\u7a33\u5b9a\u7684\u3002<\/p>\n
4\u3001\u7531\u4e8e\u4e2d\u5b50\u4e0d\u5e26\u7535\uff0c\u6240\u4ee5\u5bb9\u6613\u6253\u8fdb\u539f\u5b50\u6838\u5185\uff0c\u5f15\u8d77\u5404\u79cd\u6838\u53cd\u5e94\u3002<\/p>\n
5\u3001\u4e2d\u5b50\u7684\u81ea\u65cb\u91cf\u5b50\u6570\u4e3a1\/2\u3002<\/p>\n
6\u3001\u4e2d\u5b50\u5305\u542b\u4e24\u4e2a\u5177\u6709-1\/3\u7535\u8377\u7684\u4e0b\u5938\u514b\u548c\u4e00\u4e2a\u5177\u6709+2\/3\u7535\u8377\u7684\u4e0a\u5938\u514b\uff0c\u5176\u603b\u7535\u8377\u4e3a\u96f6\u3002<\/p>\n
\u4e2d\u5b50\u6e90\uff1a<\/p>\n
1\u3001\u80fd\u591f\u4ea7\u751f\u4e2d\u5b50\u7684\u88c5\u7f6e\uff0c\u8fdb\u884c\u4e2d\u5b50\u6838\u53cd\u5e94\u3001\u4e2d\u5b50\u884d\u5c04\u7b49\u4e2d\u5b50\u7269\u7406\u5b9e\u9a8c\u7684\u5fc5\u8981\u8bbe\u5907\u3002<\/p>\n
2\u3001\u81ea\u7531\u4e2d\u5b50\u662f\u4e0d\u7a33\u5b9a\u7684\uff0c\u5b83\u53ef\u4ee5\u8870\u53d8\u4e3a\u8d28\u5b50\u653e\u51fa\u7535\u5b50\u548c\u53cd\u7535\u4e2d\u5fae\u5b50\uff0c\u5e73\u5747\u5bff\u547d\u53ea\u670915\u5206\u949f\uff0c\u65e0\u6cd5\u957f\u671f\u50a8\u5b58\uff0c\u9700\u8981\u7531\u9002\u5f53\u7684\u4ea7\u751f\u65b9\u6cd5\u6e90\u6e90\u4f9b\u5e94\u3002<\/p>\n
3\u3001\u4e3b\u8981\u65b9\u6cd5\u6709\u4ee5\u4e0b3\u79cd\uff1a<\/p>\n
\u653e\u5c04\u6027\u540c\u4f4d\u7d20\u4e2d\u5b50\u6e90\u3002\u4f53\u79ef\u5c0f\uff0c\u5236\u5907\u7b80\u5355\uff0c\u4f7f\u7528\u65b9\u4fbf\u3002\uff08a\uff0cn\uff09\u4e2d\u5b50\u6e90\u5229\u7528\u6838\u53cd\u5e949Be+a\u219212C+n+5.701\u5146\u7535\u5b50\u4f0f\u7279\uff08MeV\uff09\u5c06\u653e\u5c04\u03b1\u5c04\u7ebf\u7684238Pu\u3001226Ra\u6216241Am\u540c\u91d1\u5c5e\u94cd\u7c89\u672b\u6309\u4e00\u5b9a\u6bd4\u4f8b\u5747\u5300\u6df7\u5408\u538b\u5236\u6210\u5c0f\u5706\u67f1\u4f53\u5bc6\u5c01\u5728\u91d1\u5c5e\u58f3\u4e2d\u3002\uff08\u03b3\uff0cn\uff09\u4e2d\u5b50\u6e90\u5229\u7528\u6838\u53cd\u5e94\u4e2d\u53d1\u51fa\u7684\u03b3\u5c04\u7ebf\u6765\u4ea7\u751f\u4e2d\u5b50\uff0c\u670924Na-Be\u6e90\uff0c124Sb-Be\u6e90\u7b49\u3002<\/p>\n
\u52a0\u901f\u5668\u4e2d\u5b50\u6e90\u3002\u5229\u7528\u52a0\u901f\u5668\u52a0\u901f\u7684\u5e26\u7535\u7c92\u5b50\u8f70\u51fb\u9002\u5f53\u7684\u9776\u6838\uff0c\u901a\u8fc7\u6838\u53cd\u5e94\u4ea7\u751f\u4e2d\u5b50\uff0c\u6700\u5e38\u7528\u7684\u6838\u53cd\u5e94\u6709\uff08d\uff0cn\uff09\u3001\uff08p\uff0cn\uff09\u548c\uff08\u03b3\uff0cn\uff09\u7b49\uff0c\u5176\u4e2d\u5b50\u5f3a\u5ea6\u6bd4\u653e\u5c04\u6027\u540c\u4f4d\u7d20\u4e2d\u5b50\u6e90\u5927\u5f97\u591a\u3002\u53ef\u4ee5\u5728\u5f88\u5bbd\u7684\u80fd\u533a\u4e0a\u83b7\u5f97\u5355\u80fd\u4e2d\u5b50\u3002\u52a0\u901f\u5668\u91c7\u7528\u8109\u51b2\u8c03\u5236\u540e\uff0c\u53ef\u6210\u4e3a\u8109\u51b2\u4e2d\u5b50\u6e90\u3002<\/p>\n
\u53cd\u5e94\u5806\u4e2d\u5b50\u6e90\u3002\u5229\u7528\u539f\u5b50\u6838\u88c2\u53d8\u53cd\u5e94\u5806\u4ea7\u751f\u5927\u91cf\u4e2d\u5b50\u3002\u53cd\u5e94\u5806\u662f\u6700\u5f3a\u7684\u70ed\u4e2d\u5b50\u6e90\u3002\u5728\u53cd\u5e94\u5806\u7684\u58c1\u4e0a\u5f00\u5b54\uff0c\u5373\u53ef\u628a\u4e2d\u5b50\u5f15\u51fa\u3002\u6240\u5f97\u7684\u4e2d\u5b50\u80fd\u91cf\u662f\u8fde\u7eed\u5206\u5e03\u7684\u3002\u5f88\u63a5\u8fd1\u9ea6\u514b\u65af\u97e6\u5206\u5e03\u3002\u91c7\u53d6\u4e00\u5b9a\u7684\u63aa\u65bd\uff0c\u53ef\u83b7\u5f97\u5404\u79cd\u80fd\u91cf\u7684\u4e2d\u5b50\u675f\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"
\u4e2d\u5b50\u662f\u7ec4\u6210\u539f\u5b50\u6838\u7684\u6838\u5b50\u4e4b\u4e00\u3002\u4e2d\u5b50\u662f\u7ec4\u6210\u539f\u5b50\u6838\u6784\u6210\u5316\u5b66\u5143\u7d20\u4e0d\u53ef\u7f3a\u5c11\u7684\u6210\u5206\uff0c\u867d\u7136\u539f\u5b50\u7684\u5316\u5b66\u6027\u8d28\u662f\u7531\u6838\u5185\u7684\u8d28\u5b50\u6570\u76ee\u786e … \u9605\u8bfb\u66f4\u591a<\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[6],"tags":[],"class_list":["post-6912","post","type-post","status-publish","format-standard","hentry","category-huasheng"],"views":431,"_links":{"self":[{"href":"https:\/\/www.114158.com\/z\/wp-json\/wp\/v2\/posts\/6912","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.114158.com\/z\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.114158.com\/z\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.114158.com\/z\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.114158.com\/z\/wp-json\/wp\/v2\/comments?post=6912"}],"version-history":[{"count":1,"href":"https:\/\/www.114158.com\/z\/wp-json\/wp\/v2\/posts\/6912\/revisions"}],"predecessor-version":[{"id":6913,"href":"https:\/\/www.114158.com\/z\/wp-json\/wp\/v2\/posts\/6912\/revisions\/6913"}],"wp:attachment":[{"href":"https:\/\/www.114158.com\/z\/wp-json\/wp\/v2\/media?parent=6912"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.114158.com\/z\/wp-json\/wp\/v2\/categories?post=6912"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.114158.com\/z\/wp-json\/wp\/v2\/tags?post=6912"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}