{"id":235456,"date":"2022-09-16T11:59:32","date_gmt":"2022-09-16T11:59:32","guid":{"rendered":"\/forum\/forums\/topic\/qiumianboguangyuanzaibolibanneideqingkuangruhefangzhen\/"},"modified":"2022-10-09T09:26:00","modified_gmt":"2022-10-09T09:26:00","slug":"qiumianboguangyuanzaibolibanneideqingkuangruhefangzhen","status":"closed","type":"topic","link":"https:\/\/innovationspace.ansys.com\/forum\/forums\/topic\/qiumianboguangyuanzaibolibanneideqingkuangruhefangzhen\/","title":{"rendered":"\u7403\u9762\u6ce2\u5149\u6e90\u5728\u73bb\u7483\u677f\u5185\u7684\u60c5\u51b5\u5982\u4f55\u4eff\u771f\uff1f"},"content":{"rendered":"

\u8001\u5e08\u597d\uff0c\u6211\u60f3\u4eff\u771f\u4e00\u675f\u4f1a\u805a\u7403\u9762\u6ce2\u901a\u8fc7\u73bb\u7483\u677f\u4e14\u805a\u7126\u4e8e\u73bb\u7483\u677f\u4e0e\u7a7a\u6c14\u7684\u4ea4\u754c\u9762\u7684\u60c5\u51b5\u3002\u5176\u4e2d\u6ce2\u957f\u4e3a<\/span>248nm<\/span>\uff0c\u73bb\u7483\u677f\u7684\u539a\u5ea6\u4e3a<\/span>3mm<\/span>\uff0c\u6298\u5c04\u7387\u53d6<\/span>n=1.5<\/span>\u3002\u5728\u8fd9\u79cd\u60c5\u51b5\u4e0b\u6211\u5c06\u73bb\u7483\u677f\u89c6\u4e3a\u65e0\u9650\u539a\uff0c\u5149\u6e90\u4f4d\u4e8e\u73bb\u7483\u677f\u5185\u90e8\u3002\u4f46\u4eff\u771f\u7ed3\u679c\u548c\u9884\u60f3\u504f\u5dee\u8f83\u5927\u3002<\/span>  <\/span><\/p>\n

1.<\/span>\u9996\u5148\u4eff\u771f\u65e0\u73bb\u7483\u677f\u7684\u60c5\u51b5\uff0c\u5982\u4e0b\u56fe\u6240\u793a\uff0c\u5149\u6e90\u4f4d\u4e8e<\/span>z=-3<\/span>μ<\/span>m<\/span>\u5e73\u9762\uff0cNA=0.5,<\/span>distance from focus=-3<\/span>μ<\/span>m<\/span>\uff0c\u76d1\u89c6\u5668\u4f4d\u4e8e<\/span>z=0<\/span>\u5e73\u9762\uff0c\u5176\u4e2d<\/span>x<\/span>\uff0c<\/span>y<\/span>\u7684\u8fb9\u754c\u6761\u4ef6\u9009\u62e9<\/span>Bloch<\/span>\u7684\u539f\u56e0\u662f\u540e\u7eed\u4f1a\u6dfb\u52a0\u5468\u671f\u7ed3\u6784\u5de5\u4ef6\u4e14\u9700\u8981\u8003\u8651\u659c\u7167\u660e\u60c5\u51b5\u3002\u6b64\u65f6\u4eff\u771f\u7ed3\u679c\u4e0e\u9884\u60f3\u4e00\u81f4\uff0c\u4e3a\u4e00\u4e2a\u5f88\u5c0f\u7684\u827e\u91cc\u6591\u3002<\/span><\/p>\n

<\/a><\/a><\/span><\/p>\n

2.<\/span>\u6dfb\u52a0\u73bb\u7483\u677f\uff0c\u73bb\u7483\u677f\u4e0b\u8868\u9762<\/span>z=-5<\/span>μ<\/span>m<\/span>\uff0c\u8d85\u8fc7\u4e86\u8ba1\u7b97\u533a\u57df\uff0c\u4e0a\u8868\u9762<\/span>z=0<\/span>μ<\/span>m<\/span>\uff0c\u8868\u793a\u5149\u6e90\u4f4d\u4e8e\u73bb\u7483\u677f\u5185\uff0c\u4e14\u76d1\u89c6\u5668\u4f4d\u4e8e\u73bb\u7483\u677f\u4e0e\u7a7a\u6c14\u7684\u5206\u754c\u9762\uff0c\u5982\u4e0b\u56fe\u6240\u793a\uff0c\u5176\u4ed6\u53c2\u6570\u4e0d\u53d8\uff0c\u4f46\u662f\u5149\u6591\u4e0e\u827e\u91cc\u6591\u76f8\u5dee\u5f88\u5927\u3002<\/span><\/p>\n

<\/a><\/a><\/span><\/p>\n

3.<\/span>\u8003\u8651\u5149\u7684\u6298\u5c04\uff0c\u6211\u4ee5\u4e3a\u5149\u6e90\u8bbe\u7f6e\u9009\u9879\u91cc\u7684\u53c2\u6570\u90fd\u662f\u57fa\u4e8e\u771f\u7a7a\u73af\u5883\uff0c\u6240\u4ee5\u8003\u8651\u5f15\u5165\u6298\u5c04\u6548\u5e94\uff0c\u4ee3\u5165\u65af\u6d85\u8033\u516c\u5f0f\u8ba1\u7b97\u4e86\u6298\u5c04\u89d2\uff0c\u518d\u8ba1\u7b97\u4e86\u6298\u5c04\u540e\u7684\u7126\u8ddd\uff0c\u7ed3\u679c\u4f9d\u7136\u4e0d\u5bf9\u3002<\/span><\/p>\n

\u6240\u4ee5\u8bf7\u95ee\u8001\u5e08\u5e94\u8be5\u8fd9\u79cd\u60c5\u51b5\u8be5\u5982\u4f55\u5904\u7406\uff1f<\/span><\/p>\n

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