\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0<\/strong>\u77f3\u69b4\u77f3\u578b\u5fae\u6ce2\u94c1\u6c27\u4f53\u6750\u6599\u5177\u6709\u5f88\u7a84\u7684\u94c1\u78c1\u5171\u632f\u7ebf\u5bbd\u3001\u4f4e\u7684\u4ecb\u7535\u635f\u8017\u4ee5\u53ca\u5c0f\u7684\u78c1\u6676\u5404\u5411\u5f02\u6027<\/strong>\u3002\u7531\u4e8e\u635f\u8017\u4f4e\u6027\u80fd\u4f18\u826f\uff0c\u76ee\u524d\u5728\u5fae\u6ce2\u94c1\u6c27\u4f53\u5668\u4ef6\u7684\u5e94\u7528\u4e2d\u5360\u6709\u7edf\u6cbb\u5730\u4f4d<\/strong>\u3002<\/p>\n

1<\/strong>\uff09\u9487\u94c1\u77f3\u69b4\u77f3\u94c1\u6c27\u4f53<\/strong><\/p>\n

\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0<\/strong>\u9487\u94c1\u77f3\u69b4\u77f3\u7684\u5206\u5b50\u5f0f\u4e3aY_{3<\/sub>Fe5<\/sub>O12<\/sub><\/strong>\uff0c\u8bb0\u4e3aYIG\uff0c\u662f\u53d1\u73b0\u5f97\u6700\u65e9(1956<\/strong>\u5e74<\/strong>)\u7684\u77f3\u69b4\u77f3\u578b\u94c1\u6c27\u4f53\u3002\u5404\u79cd\u5b9e\u7528\u7684\u77f3\u69b4\u77f3\u578b<\/strong>\u5fae\u6ce2\u94c1\u6c27\u4f53\u6750\u6599\u90fd\u662f\u7531<\/strong>YIG\u6d3e\u751f\u51fa\u6765<\/strong>\u7684\u3002<\/p>\n}

2<\/strong>\uff09\u9487\u94dd\u77f3\u69b4\u77f3\u94c1\u6c27\u4f53<\/strong><\/p>\n

\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0<\/strong>YAlIG\u662f\u65e9\u671f<\/strong>\u7684\u901a\u7528\u77f3\u69b4\u77f3<\/strong>\u6750\u6599\u3002YAlIG\u7684\u7279\u70b9\u662f\u6240\u9700\u7684\u70e7\u7ed3\u6e29\u5ea6\u5f88\u9ad8<\/strong>(<\/strong>~<\/strong>1500<\/strong>\u00b0<\/strong>C<\/strong>)<\/strong>\u3002\u4e00\u6b21\u7403\u78e8<\/strong>\u7684\u6df7\u5408\u6548\u679c\u5bf9Al^{3<\/sup>\uff0b<\/sup>\u79bb\u5b50\u53c2\u4e0e\u56fa\u76f8\u53cd\u5e94\u3001\u8fdb\u5165\u77f3\u69b4\u77f3\u6676\u4f4d\u7684\u7a0b\u5ea6\u5f71\u54cd\u8f83\u5927\u3002<\/p>\n}

3<\/strong>\uff09\u7a84\u7ebf\u5bbd\u77f3\u69b4\u77f3\u94c1\u6c27\u4f53<\/strong><\/p>\n

\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0<\/strong>\u5176DH<\/em>\u00a310Oe\uff0c\u662f\u4f4e\u635f\u8017\u73af\u884c\u5668\u9694\u79bb\u5668\u7684\u5fc5\u7528\u6750\u6599\u3002\u4e3b\u8981\u6709YCaInVIG\u3001YCaSnVIG\u548cYCaInGeIG\u3002<\/p>\n

\u591a\u6676\u6750\u6599\u7684\u7ebf\u5bbd\u53ef\u8868\u793a\u4e3a<\/p>\n

\u0394H<\/em>_{\u591a\u6676<\/sub>=\u0394H<\/em>\u5185\u7980<\/sub>\uff0b\u0394H<\/em>\u5404\u5411\u5f02\u6027<\/sub>\uff0b\u0394H<\/em>\u6c14\u5b54<\/sub>\uff0b\u0394H<\/em>\u56fa\u76f8\u53cd\u5e94<\/sub>\u00a0 <\/sub><\/p>\n}

\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0<\/strong>\u5728\u5c0f\u7ebf\u5bbd\u6750\u6599\u914d\u65b9\u4e2d\u4e3a\u4e86\u964d\u4f4e\u5404\u5411\u5f02\u6027\u5e38\u6570<\/strong>K_{1<\/sub>\u548c\u0394H<\/em>\u5404\u5411\u5f02\u6027<\/sub>\u7684\u8d21\u732e\uff0c\u9700\u8981\u91c7\u7528In^{3<\/sup>\uff0b<\/sup>\u3001Zr4<\/sup>\uff0b<\/sup>\u3001Sn4+<\/sup>\u7b49\u534a\u5f84\u5927\u7684\u79bb\u5b50\u53bb\u53d6\u4ee3\u516b\u9762\u4f53\u4f4d\u7684Fe3<\/sup>\uff0b<\/sup>\u3002\u540c\u65f6\u4e3a\u4e86\u964d\u4f4e\u6c14\u5b54\u3001\u53e6\u76f8\u81f4\u5bbd\u0394H<\/em>\u6c14\u5b54<\/sub>\u4ee5\u53ca\u56fa\u76f8\u53cd\u5e94\u4e0d\u5b8c\u5168\u81f4\u5bbd\u0394H<\/em>\u56fa\u76f8\u53cd\u5e94<\/sub>\u7684\u5f71\u54cd\uff0c\u8981\u6c42\u6750\u6599\u6709\u826f\u597d\u7684\u663e\u5fae\u7ed3\u6784<\/strong>\uff0c\u5982\u6c14\u5b54\u7387\u4f4e\u3001\u76f8\u7eaf\u5ea6\u9ad8\u3001\u6676\u7c92\u5c3a\u5bf8\u8f83\u5927\u800c\u5747\u5300\u7b49\uff0c\u6240\u4ee5\u8981\u6c42\u6750\u6599\u5236\u5907\u5de5\u827a\u6c34\u5e73\u8981\u9ad8\u3002<\/p>\n}}

4<\/strong>\uff09\u94cb\u9499\u9492\u77f3\u69b4\u77f3\u94c1\u6c27\u4f53<\/strong><\/p>\n

\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0<\/strong>BiCaVIG<\/strong>\u70e7\u7ed3\u6e29\u5ea6\u8f83\u4f4e\uff0c\u662f\u4e00\u7c7b\u4e0d\u542b\u9487<\/strong>\u7684\u77f3\u69b4\u77f3\u94c1\u6c27\u4f53\u6750\u6599\uff0c\u5177\u6709\u4f4e\u6210\u672c\u3001\u4f4e\u78c1\u77e9\u3001\u4f4e<\/strong>D<\/strong>H<\/strong>\u3001\u9ad8\u5c45\u91cc\u6e29\u5ea6<\/strong>\u7b49\u6240\u8c13\u4e09\u4f4e\u4e00\u9ad8\u7684\u4f18\u70b9\u3002<\/p>\n

\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0<\/strong>BiCaVIG\u7684\u5206\u5b50\u5f0f\u4e3aBi_{3<\/sub>\uff0d<\/sub>2x<\/em><\/sub>Ca2x<\/em><\/sub>Vx<\/sub><\/em>Fe5-x<\/em><\/strong><\/sub>O12<\/sub>\uff0c\u4e00\u822c\u53d6x<\/em>>1.0\uff0c\u56e0\u6b64\u5b83\u662fa\u4f4d\u78c1\u77e9\u5360\u4f18\u52bf<\/strong>\u7684\u77f3\u69b4\u77f3\u94c1\u6c27\u4f53\u3002\u5b9e\u7528BiCaVIG\u6750\u6599Ms<\/sub>\u4e00\u822c\u4ec5\u9650\u4e8e64~32kA\/m, 4pM<\/em>s<\/sub>: 800~400Gs\u3002\u4e3a\u4e86\u6539\u5584DH<\/em>\uff0c\u901a\u5e38\u8fd8\u91c7\u7528\u4e86\u5c11\u91cfGe^{4+<\/sup>\u5bf9\u56db\u9762\u4f53\u4f4d\u7684Fe3+<\/sup>\u7684\u53d6\u4ee3\u3002<\/p>\n}}

5) <\/strong>\u9487\u9486\u77f3\u69b4\u77f3\u94c1\u6c27\u4f53 <\/strong><\/p>\n

\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0<\/strong><\/p>\n

\u56fe10 Y3(1-x)Gd3xFe5O12\u7684Ms\u6e29\u5ea6\u7279\u6027[8.15].<\/p><\/div>\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0<\/strong>\u5982\u56fe10\u6240\u793a\uff0c\u9486\u77f3\u69b4\u77f3(GdIG)\u7684\u9971\u548c\u78c1\u5316\u5f3a\u5ea6M<\/em>_{s<\/sub>\u5177\u6709\u5ba4\u6e29\u9644\u8fd1\u7684\u8865\u507f\u70b9<\/strong>\u3002\u7528Gd^{3<\/sup>\uff0b<\/sup>\u53d6\u4ee3\u4e86Y3<\/sup>\uff0b<\/sup>\u79bb\u5b50\u7684\u9487\u9486\u77f3\u69b4\u77f3Y3-x<\/em><\/sub>Gdx<\/sub><\/em>Fe5<\/sub>O12<\/sub>\u968fGd3<\/sup>\uff0b<\/sup>\u542b\u91cfx<\/em>\u7684\u589e\u52a0\uff0c\u5ba4\u6e29\u7684Ms<\/sub>\u964d\u4f4e\uff0c\u4f46\u5c45\u91cc\u6e29\u5ea6\u4e0d\u964d\uff0c<\/strong>M<\/em>s<\/sub>\u7684\u8865\u507f\u70b9\u03b8<\/em>c<\/sub>\u9010\u6e10\u5411\u5ba4\u6e29\u79fb\u52a8\uff0c\u56e0\u800c\u9002\u5f53\u8c03\u8282Gd\u542b\u91cf\u53ef\u83b7\u5f97<\/strong>\u5ba4\u6e29\u9644\u8fd1\u5177\u6709\u826f\u597d<\/strong>\u7684<\/strong>\u6e29\u5ea6\u7a33\u5b9a\u6027<\/strong>\u7684\u6750\u6599<\/strong>\u3002\u53c8\u7531\u4e8e\u542b\u6709<\/strong>Gd<\/strong>\uff0c<\/strong>D<\/strong>H<\/em><\/strong>k<\/sub><\/strong>\u6bd4\u8f83\u5927<\/strong>\uff0c\u6240\u4ee5\u80fd\u627f\u53d7\u8f83\u9ad8\u7684\u529f\u7387\u3002\u4ee5\u4e0a\u7279\u70b9\u4f7f\u5f97YGdIGs\u5728\u5de5\u7a0b\u4e0a\u7684\u7528\u91cf\u4e0d\u65ad\u6269\u5927\u3002<\/p>\n}}

\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0<\/strong>\u4f46\u662f\u968fGd\u542b\u91cf\u589e\u52a0DH<\/em>\u4e5f\u589e\u5927\u3002\u5b9e\u7528YGdIG\u5e38\u91c7\u7528In(\u6216Sn)\u548cCaV(Ge)\u7684\u53d6\u4ee3\uff0c\u4ee5<\/strong>\u4f7fDH<\/em>\u548c\u6e29\u5ea6\u7cfb\u6570\u03b1_{M<\/sub>\u8fbe\u5230\u6bd4YGdAlIG\u66f4\u597d\u7684\u6298\u8877\uff0c\u83b7\u5f97\u66f4\u4f73<\/strong>\u7efc\u5408\u6027\u80fd\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"}

\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u77f3\u69b4\u77f3\u578b\u5fae\u6ce2\u94c1\u6c27\u4f53\u6750\u6599\u5177\u6709\u5f88\u7a84\u7684\u94c1\u78c1\u5171\u632f\u7ebf\u5bbd\u3001\u4f4e\u7684\u4ecb\u7535\u635f\u8017\u4ee5\u53ca\u5c0f\u7684\u78c1\u6676\u5404\u5411\u5f02\u6027\u3002\u7531\u4e8e\u635f\u8017\u4f4e\u6027\u80fd […]<\/p>\n","protected":false},"":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":[],"categories":[7],"tags":[78],"_links":{"self":[{"href":"http:\/\/www.jxhundun.com\/wp-json\/wp\/v2\/posts\/606"}],"collection":[{"href":"http:\/\/www.jxhundun.com\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/www.jxhundun.com\/wp-json\/wp\/v2\/types\/post"}],"":[{"embeddable":true,"href":"http:\/\/www.jxhundun.com\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"http:\/\/www.jxhundun.com\/wp-json\/wp\/v2\/comments?post=606"}],"version-history":[{"count":1,"href":"http:\/\/www.jxhundun.com\/wp-json\/wp\/v2\/posts\/606\/revisions"}],"predecessor-version":[{"id":608,"href":"http:\/\/www.jxhundun.com\/wp-json\/wp\/v2\/posts\/606\/revisions\/608"}],"wp:attachment":[{"href":"http:\/\/www.jxhundun.com\/wp-json\/wp\/v2\/media?parent=606"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/www.jxhundun.com\/wp-json\/wp\/v2\/categories?post=606"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/www.jxhundun.com\/wp-json\/wp\/v2\/tags?post=606"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}