{"id":151613,"date":"2018-09-01T10:42:36","date_gmt":"2018-09-01T02:42:36","guid":{"rendered":"\/\/m.iemloyee.com\/?p=151613"},"modified":"2018-09-01T10:42:36","modified_gmt":"2018-09-01T02:42:36","slug":"%e8%a5%bf%e5%ae%89%e4%ba%a4%e9%80%9a%e5%a4%a7%e5%ad%a6advanced-materials%e5%8f%af%e7%94%a8%e4%ba%8e%e7%94%b5%e5%8e%8b%e5%8f%af%e8%b0%83%e8%87%aa%e6%97%8b%e7%94%b5%e5%ad%90%e5%ad%a6%e5%99%a8%e4%bb%b6","status":"publish","type":"post","link":"\/\/m.iemloyee.com\/?p=151613","title":{"rendered":"\u897f\u5b89\u4ea4\u901a\u5927\u5b66Advanced Materials:\u53ef\u7528\u4e8e\u7535\u538b\u53ef\u8c03\u81ea\u65cb\u7535\u5b50\u5b66\u5668\u4ef6\u7684\u79bb\u5b50\u8c03\u5236\u91cd\u91d1\u5c5e\/\u78c1\u7edd\u7f18\u4f53\u53cc\u5c42\u7ed3\u6784"},"content":{"rendered":"
\u3010\u524d\u8a00\u3011<\/p>\n
YIG\u662f\u4e00\u79cd\u5e38\u7528\u7684\u78c1\u6027\u6750\u6599\uff0c\u5b83\u5177\u6709\u5c45\u91cc\u6e29\u5ea6\u9ad8 (TC<\/sub> \u2248650 K) \uff0c\u963b\u5c3c\u5e38\u6570\u4f4e (\u03b1 \u224810\u22125<\/sup>), \u81ea\u65cb\u4f20\u8f93\u8ddd\u79bb\u957f(\u22481 cm), \u5e26\u9699\u5bbd(Eg<\/sub> \u22482.85 eV)\u548c\u4e00\u4e2a\u94c1\u78c1\u8c10\u632f(FMR)\u7ebf\u5bbd\u7a84(\u22481 Oe)\u7b49\u4f18\u70b9\u3002\u540c\u65f6YIG\u4e5f\u662f\u4e00\u79cd\u7406\u60f3\u7684\u94c1\u78c1\u7edd\u7f18\u4f53, \u5177\u6709\u5404\u79cd\u81ea\u65cb\u7535\u5b50\u6548\u5e94, \u5305\u62ecspin-pumping, spin-Hall, spin-Seebeck\u548cMPE\u6548\u5e94\u7b49\u3002\u6700\u8fd1\u7814\u7a76\u8005\u628a\u5927\u91cf\u7cbe\u529b\u6295\u5165\u5728\u6d89\u53ca\u91cd\u91d1\u5c5e\u548c\u78c1\u6027\u91d1\u5c5e\u8026\u5408\u7684\u81ea\u65cb\u8f68\u9053\u626d\u77e9(SOT)\u7814\u7a76\uff0c\u7279\u522b\u662f\u5728YIG\/(\u91cd\u91d1\u5c5e)\u5f02\u8d28\u7ed3\u6784\u4e2d\u5b9e\u73b0\u4e86\u7535\u6d41\u9a71\u52a8SOT\u3002\u7136\u800c\u7f8e\u4e2d\u4e0d\u8db3\u7684\u662f\uff0c\u5f53\u524d\u7684\u7814\u7a76\u5de5\u4f5c\u8fd8\u6ca1\u6709\u8ba8\u8bba\u754c\u9762\u78c1\u7535\u8026\u5408\u6548\u5e94\u5982\u4f55\u5f71\u54cdYIG\u7684\u6027\u8d28\uff0c\u7279\u522b\u662fPt\u4e0eYIG\u7684\u8026\u5408\u6548\u5e94\u3002\u5982\u679cPt\u548cYIG\u4e4b\u95f4\u7684\u754c\u9762\u7279\u6027\u53ef\u4ee5\u901a\u8fc7\u7535\u538b\u8bf1\u5bfc\u8d39\u7c73\u80fd\u7ea7\u4f4d\u79fb\uff0c\u4ece\u800c\u88ab\u5c40\u90e8\u7535\u573a\u6539\u53d8\uff0c\u90a3\u4e48\u6211\u4eec\u53ef\u4ee5\u5b9e\u73b0\u66f4\u5feb\u3001\u66f4\u7d27\u51d1\u548c\u66f4\u8282\u80fd\u7684\u7535\u538b\u8c03\u5236YIG\u76f8\u5173\u81ea\u65cb\u6548\u5e94\uff0c\u4ece\u800c\u8fdb\u4e00\u6b65\u514b\u670d\u76ee\u524d\u7535\u6d41\u8c03\u63a7\u81ea\u65cb\u7684\u7f3a\u70b9\u3002\u8fd9\u79cd\u79bb\u5b50\u6db2\u4f53\u8c03\u63a7SOT\u7684\u65b9\u6cd5\u4e5f\u4e3a\u7535\u538b\u53ef\u63a7\u81ea\u65cb\u970d\u5c14\u3001\u81ea\u65cb\u6cf5\u6d66\u548cSOT\u6548\u5e94\u63d0\u4f9b\u4e86\u4e00\u79cd\u65b0\u7684\u9009\u62e9\u3002<\/p>\n \u3010\u6210\u679c\u7b80\u4ecb\u3011<\/p>\n \u8fd1\u65e5\uff0c\u6765\u81ea\u897f\u5b89\u4ea4\u901a\u5927\u5b66\u7684\u5468\u5b50\u5c27\u6559\u6388\u548c\u5218\u660e\u6559\u6388<\/strong>\u5728Advanced Materials\u4e0a\u53d1\u8868\u6587\u7ae0\uff0c\u9898\u4e3a\uff1aIonic Modulation of the Interfacial Magnetism in a Bilayer System Comprising a Heavy Metal and a Magnetic Insulator for Voltage\u2010Tunable Spintronic Devices\u3002\u4f5c\u8005\u5728\u672c\u7814\u7a76\u4e2d\u901a\u8fc7\u4f7f\u7528\u79bb\u5b50\u6db2\u4f53\u8c03\u63a7\u6280\u672f\uff0c\u5728YIG\/Pt\u53cc\u5c42\u5f02\u8d28\u7ed3\u6784\u4e2d\u5b9e\u73b0\u4e86\u663e\u8457\u7684\u94c1\u78c1\u8c10\u632f\u53d8\u5316\u3002\u57284.5\u4f0f\u7279\u7684\u5c0f\u504f\u538b\u4e0b\uff0c\u5728YIG (13 nm)\/Pt (3 nm)\/(\u79bb\u5b50\u6db2\u4f53\uff0cIL)\/(Au\u7535\u5bb9\u5668)\u7684\u5f02\u8d28\u7ed3\u6784\u4e2d\u89c2\u5bdf\u5230690 Oe\u7684\u5927\u94c1\u78c1\u573a\u4f4d\u79fb\u3002\u7b2c\u4e00\u539f\u7406\u8ba1\u7b97\u8bc1\u5b9e\uff0c\u8be5\u94c1\u78c1\u5171\u632f\u573a\u4f4d\u79fb\u6765\u81ea\u7535\u538b\u8bf1\u5bfc\u4e0bPt\u91d1\u5c5e\u5c42\u4e2d\u672a\u8865\u507f\u7684d\u8f68\u9053\u7535\u5b50\u8d39\u7c73\u9762\u53d8\u5316\u6240\u5f15\u8d77\u989d\u5916\u94c1\u78c1\u5e8f\u3002\u672c\u53d1\u73b0\u4e3a\u5b9e\u73b0\u57fa\u4e8eYIG\u7684\u65b0\u578b\u7535\u538b\u53ef\u8c03\u81ea\u65cb\u7535\u5b50\u5668\u4ef6\u94fa\u5e73\u4e86\u9053\u8def\u3002<\/p>\n \u3010\u56fe\u6587\u5bfc\u8bfb\u3011<\/p>\n \u56fe1. YIG\/Pt\u7684\u6750\u6599\u7279\u6027\u548cMPE\u6548\u5e94<\/p>\n b) GGG\/YIG (35 nm)\/Pt (3 nm) \u6837\u54c1\u7684TEM\u56fe\u50cf;<\/p>\n c) YIG (35 nm)\/Pt (3 nm) (\u7ea2\u8272\u4e09\u89d2\u5f62)\u548cYIG (35 nm) (\u7eff\u8272\u6b63\u65b9\u5f62)\u6837\u54c1\u7684\u5ba4\u6e29\u9762\u5185\u5f52\u4e00\u5316\u78c1\u6ede\u56de\u7ebf\uff1b<\/p>\n d)YIG (\u7eff\u8272)\u548cYIG\/Pt (\u7ea2\u8272)\u6837\u54c1\u5728\u5ba4\u6e29\u4e0b\u7684\u9762\u5185\u548c\u9762\u5916ESR\u5149\u8c31\uff1b<\/p>\n \u56fe2. \u7535\u573a\u8c03\u63a7YIG\/Pt\u6837\u54c1\u7684\u78c1\u54cd\u5e94<\/p>\n b) YIG (35 nm)\/Pt\/IL\/Au\u5f02\u8d28\u7ed3\u6784\u94c1\u78c1\u5171\u632f\u957f\u573a\u7684\u89d2\u5ea6\u4f9d\u8d56\u6027(\u6a59\u8272\u6b63\u65b9\u5f62=\u521d\u59cb\u72b6\u6001\uff1b\u7ea2\u8272\u5706\u5708= 4.5\u4f0f\u7279)\u548c\u5ba4\u6e29\u4e0b\u7535\u573a\u8c03\u63a7\u94c1\u78c1\u5171\u632f\u4f4d\u79fb(\u84dd\u8272\u4e09\u89d2\u5f62)\u7684\u89d2\u5ea6\u4f9d\u8d56\u6027\uff1b<\/p>\n c) YIG (13 nm)\/Pt\/IL\/Au\u7cfb\u7edf\u4e0d\u540c\u7535\u538b\u4e0b\u6cbf\u9762\u5916\u65b9\u5411\u7684FMR\u66f2\u7ebf\uff1b<\/p>\n \u56fe3. \u79bb\u5b50\u6db2\u4f53\u53ef\u8c03\u8c10\u6027\u7684\u539a\u5ea6\u548c\u6e29\u5ea6\u4f9d\u8d56\u6027<\/p>\n b) \u5728YIG (13 nm)\/Pt\/IL\/Au\u7684-110\u00b0C\u6e29\u5ea6\u4e0b\uff0c\u5e73\u9762\u5916\u79bb\u5b50\u6db2\u4f53\u8bf1\u5bfc\u7684FMR\u4f4d\u79fb\uff1b<\/p>\n c) YIG (35 nm)\/Pt\/IL\/Au\u6cbf\u9762\u5916(\u84dd\u8272\u6b63\u65b9\u5f62)\u548c\u5e73\u9762\u5185(\u7ea2\u8272\u5706\u5708)\u65b9\u5411\u94c1\u78c1\u5171\u632f\u573a\u4f4d\u79fb\u7684\u6e29\u5ea6\u4f9d\u8d56\u6027\uff1b<\/p>\n d) \u5ba4\u6e29\u4e0b\u6cbf\u9762\u5916\u65b9\u5411YIG (35 nm)\/Pt (3 nm)\u7684\u53ef\u56de\u590d\u6027\u6d4b\u8bd5\uff1b<\/p>\n \u56fe4. YIG\/Pt\u7cfb\u7edf\u4e2dILG\u7684\u7b2c\u4e00\u539f\u7406\u8ba1\u7b97<\/p>\n b, c) \u4f5c\u4e3aPt0<\/sup> (b)\u548cPt5+<\/sup> (c)\u80fd\u91cf\u51fd\u6570\u7684\u72b6\u6001\u5bc6\u5ea6\uff1b<\/p>\n e, f) Pt0<\/sup> (e)\u548cPt5+<\/sup> (f)\u7684d\u8f68\u9053\u81ea\u65cb\u5bc6\u5ea6\u56fe\uff1b<\/p>\n \u56fe5. \u57fa\u4e8eYIG\/Pt\u548cYIG\/ Pt\/IL\u7684\u5fae\u6ce2\u54cd\u5e94\u88c5\u7f6e<\/p>\n b) \u94c2\u79bb\u5b50\u78c1\u6027\u4e0e\u7535\u8377\u7684\u5173\u7cfb\uff1b<\/p>\n c) \u7531\u78c1\u573a\u9a71\u52a8\u7684\u5e38\u89c4\u53ef\u8c03\u5fae\u6ce2\u5668\u4ef6\uff1b<\/p>\n d )\u65b0\u578b\u7535\u538b\u8c03\u8c10\u7684YIG\/Pt\/IL\u5fae\u6ce2\u5668\u4ef6\uff1b<\/p>\n \u3010\u603b\u7ed3\u3011<\/p>\n \u672c\u6587\u901a\u8fc7\u5bf9YIG\/Pt\u53cc\u5c42\u7ed3\u6784\u4e2d\u78c1\u6709\u5e8f\u7684\u79bb\u5b50\u8c03\u5236\uff0c\u4ee5\u53ca\u7531\u6b64\u4ea7\u751f\u7684\u94c1\u78c1\u5171\u632f\u573a\u4f4d\u79fb\uff0c\u5b9e\u73b0\u4e86\u4f7f\u7528\u79bb\u5b50\u6db2\u4f53\u7684\u7535\u538b\u53ef\u8c03YIG\u8584\u819c\u7ed3\u6784\u3002\u5176\u4e2d\u7535\u538b\u53ef\u8c03\u94c1\u78c1\u5171\u632f\u573a\u9ad8\u8fbe690 Oe\uff0c\u8fd9\u6bd4\u4ee5\u524d\u62a5\u9053\u7684\u7ed3\u679c\u5927\u4e00\u4e2a\u6570\u91cf\u7ea7\u3002\u7b2c\u4e00\u539f\u7406\u8ba1\u7b97\u63ed\u793a\u51fa\uff0c\u7535\u538b\u53ef\u8c03\u7684\u94c1\u78c1\u5171\u632f\u573a\u53d8\u5316\u6765\u6e90\u4e8e\u4e00\u79cd\u65b0\u7684\u7535\u573a\u8bf1\u5bfcPt\u8584\u819c\u4e0a\u7684\u94c1\u78c1\u5e8f\u3002\u79bb\u5b50\u6db2\u4f53\u53ef\u8c03\u7684YIG\/\u91cd\u91d1\u5c5e\u53cc\u5c42\u7ed3\u6784\u5177\u6709\u5f88\u5927\u7684\u79d1\u5b66\u4ef7\u503c\uff0c\u5e76\u4e14\u8be5\u7ed3\u6784\u5728\u65b0\u578b\u7535\u538b\u53ef\u8c03YIG\u5fae\u6ce2\u5668\u4ef6\u548c\u81ea\u65cb\u7535\u5b50\u5668\u4ef6\u4e2d\u4e5f\u5c06\u6709\u5e7f\u6cdb\u7684\u5e94\u7528\u3002<\/p>\na) GGG\/YIG (35 nm)\/Pt (3 nm) \u6837\u54c1\u7684XRD\uff1b<\/p>\n
a) \u79bb\u5b50\u6db2\u4f53\u8c03\u63a7\u8fc7\u7a0b\u7684\u539f\u4f4dESR\u6d4b\u91cf\u793a\u610f\u56fe\uff1b<\/p>\n
a) Pt\u6c89\u79ef(\u7ea2\u8272\u4e09\u89d2\u5f62)\u548cYIG\/Pt\u7cfb\u7edf\u4e0a\u7684ILG (\u84dd\u8272\u6b63\u65b9\u5f62)\uff0c\u6cbf\u7740-110\u00b0C\u7684\u9762\u5916\u65b9\u5411\uff0cFMR\u504f\u79fb\u7684YIG\u539a\u5ea6\u76f8\u5173\u6027\uff1b<\/p>\n
a) YIG\/Pt\/IL\/Au\u7cfb\u7edf\u793a\u610f\u56fe\uff1b<\/p>\n
a) \u589e\u52a0\u8c03\u63a7\u7535\u538b\u4e0e\u6d4b\u91cf\u7684Hr<\/sub>\u573a\u5173\u7cfb\uff1b<\/p>\n