{"id":157291,"date":"2018-10-27T06:15:01","date_gmt":"2018-10-26T22:15:01","guid":{"rendered":"\/\/m.iemloyee.com\/?p=157291"},"modified":"2018-10-26T21:15:43","modified_gmt":"2018-10-26T13:15:43","slug":"%e7%ac%ac%e4%b8%80%e6%80%a7%e5%8e%9f%e7%90%86%e8%ae%a1%e7%ae%97%e9%9c%80%e8%a6%81%e6%8e%8c%e6%8f%a1%e7%9a%84%e7%ac%ac%e4%b8%80%e8%af%be%ef%bc%9adft%e7%9a%84%e5%9f%ba%e7%a1%80%e7%90%86%e8%ae%ba","status":"publish","type":"post","link":"\/\/m.iemloyee.com\/?p=157291","title":{"rendered":"\u7b2c\u4e00\u6027\u539f\u7406\u8ba1\u7b97\u9700\u8981\u638c\u63e1\u7684\u7b2c\u4e00\u8bfe\uff1aDFT\u7684\u57fa\u7840\u7406\u8bba\u548c\u53d1\u5c55\u6982\u8ff0"},"content":{"rendered":"

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\uff081\uff09Hohenberg-Kohn\u5b9a\u7406<\/p>\n

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\u5c40\u57df\u5bc6\u5ea6\u8fd1\u4f3c\uff08Local Density Approximation\uff0c<\/b><\/strong>LDA<\/b><\/strong>\uff09<\/b><\/strong>\u65b9\u6cd5\u4e5f\u662f\u7531Kohn\u548c\u6c88\u5415\u4e5d\u57281965 \u5e74\u63d0\u51fa\u7684\uff0c\u76ee\u7684\u662f\u5c06\u672a\u77e5\u7684\u4ea4\u6362\u5173\u8054\u9879\u8fd1\u4f3c\u8868\u8fbe\uff0c\u4f7fDFT\u65b9\u6cd5\u80fd\u591f\u7528\u4e8e\u5b9e\u9645\u8ba1\u7b97\u3002LDA\u4f7f\u7528\u5747\u5300\u7535\u5b50\u6c14\u7684\u5bc6\u5ea6\u51fd\u6570\u6765\u8ba1\u7b97\u975e\u5747\u5300\u7535\u5b50\u6c14\u7684\u4ea4\u6362\u5173\u8054\u9879\uff0c\u5047\u8bbe\u4f53\u7cfb\u4e2d\u7684\u7535\u5b50\u5bc6\u5ea6\u968f\u7740\u7a7a\u95f4\u7684\u53d8\u5316\u6781\u5c0f\uff0c\u5219\u975e\u5747\u5300\u7535\u5b50\u6c14\u7684\u4ea4\u6362\u5173\u8054\u9879\u53ef\u4ee5\u8868\u793a\u4e3a\uff1a<\/p>\n

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\"\"<\/p>\n

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\u4e3a\u4e86\u66f4\u52a0\u7cbe\u786e\u5730\u8ba1\u7b97\u5b9e\u9645\u7269\u8d28\u4f53\u7cfb\uff0c1986\u5e74\uff0cBecke\u3001Perdew\u548cWang\u7b49\u4eba\u63d0\u51fa\u4e86\u5e7f\u4e49\u68af\u5ea6\u8fd1\u4f3c\uff08Generalized Gradient Approximation\uff0cGGA\uff09<\/b><\/strong>\uff0c\u8fd9\u4e5f\u662f\u76ee\u524d\u5bc6\u5ea6\u6cdb\u51fd\u8ba1\u7b97\u4e2d\u8fd0\u7528\u6700\u4e3a\u5e7f\u6cdb\u7684\u5904\u7406\u65b9\u6cd5\u3002<\/p>\n

GGA \u5904\u7406\u65b9\u6cd5\u662f\u5c06\u539f\u6765\u7684\u8868\u793a\u9879\u6539\u5199\u4e3a\u5305\u542b\u7535\u5b50\u5bc6\u5ea6\u548c\u68af\u5ea6\u51fd\u6570\u7684\u6cdb\u51fd\u5f62\u5f0f\uff0c\u518d\u52a0\u4e0a\u5bf9\u81ea\u65cb\u7684\u63cf\u8ff0\uff0c\u5f97\u5230\u7684\u4ea4\u6362\u5173\u8054\u6cdb\u51fd\u5982\u4e0b\uff1a<\/p>\n

\"\"<\/p>\n

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\u6700\u8fd1\uff0cParmod Kumar\u3001L. Romaka\u7b49\u4eba\u5206\u522b\u5229\u7528WIEN2k\u548cElk v2.3.22\u4e2d\u7684FP-LAPW\uff08\u5168\u7535\u52bf\u7ebf\u6027\u589e\u5f3a\u5e73\u9762\u6ce2\uff09\u8fdb\u884c\u4e86\u76f8\u5173\u7814\u7a76\uff0c\u5176\u4e2d\uff0c\u4ea4\u6362\u5173\u8054\u52bf\u91c7\u7528GGA-PBE\u5f62\u5f0f\uff0c\u56fe4\u30015\u4e3a\u76f8\u5e94\u7684\u6001\u5bc6\u5ea6\u548c\u7535\u8377\u5bc6\u5ea6\u5206\u5e03\u7b49\u8ba1\u7b97\u7ed3\u679c[6,7]<\/sup>\u3002<\/p>\n

\u56fe4 \u672a\u6ce8\u5165\u548c\u6ce8\u5165N\u7684\u81ea\u65cb\u6781\u5316ZnO\u8d85\u7ea7\u7535\u6c60\u7684\u603b\u6001\u5bc6\u5ea6\u548c\u5c40\u57df\u6001\u5bc6\u5ea6<\/p>\n

\"\"<\/p>\n

\u56fe5 \u00a0VCoSb\u9511\u5316\u7269\u4e2d\u7535\u5b50\u5b9a\u4f4d\u51fd\u6570\uff08Y\uff09\u548c\u7535\u8377\u5bc6\u5ea6\uff08r\uff09\u7684\u5206\u5e03<\/p>\n

\"\"J.Ib\u00e1\u00f1ez, T. Wo\u017aniak\u7b49\u4eba\u6d4b\u8bd5\u4e86\u4e0d\u540c\u5bc6\u5ea6\u6cdb\u51fd\u7406\u8bba\u7684\u6709\u6548\u6027\uff0c\u4ee5\u9884\u6d4bHfS2<\/sub>\u5728\u538b\u529b\u4e0b\u7684\u6676\u683c\u52a8\u529b\u5b66\u6027\u8d28\u3002\u89c2\u5bdf\u88682\u53d1\u73b0GGA-DFT\u6070\u5f53\u5730\u63cf\u8ff0\u4e86\u8003\u8651vdW\u76f8\u4e92\u4f5c\u7528\u65f6HfS2<\/sub>\u7684\u9ad8\u538b\u6676\u683c\u52a8\u529b\u5b66\uff0c\u800cLDA-DFT\u8ba1\u7b97\u5e7f\u6cdb\u7528\u4e8e\u9884\u6d4b2D\u5316\u5408\u7269\u5728\u73af\u5883\u6761\u4ef6\u4e0b\u7684\u7ed3\u6784\u548c\u632f\u52a8\u7279\u6027\uff0c\u65e0\u6cd5\u518d\u73b0\u538b\u7f29\u6761\u4ef6\u4e0bHfS2<\/sub>\u7684\u884c\u4e3a\uff0c\u8fd9\u8868\u660e\u4f7f\u7528DFT-LDA\u8ba1\u7b97TMDCs\u7684\u538b\u7f29\u6027\u548cGr\u00fcneisen\u53c2\u6570\u4f1a\u4ea7\u751f\u8f83\u5927\u7684\u8bef\u5dee[8]<\/sup>\u3002<\/p>\n

\u88682 \u00a0\u62c9\u66fc\u9891\u7387\uff08\u03c9<\/i><\/em>i0<\/i><\/sub><\/em>\uff09\u3001\u538b\u529b\u7cfb\u6570\uff08a<\/i><\/em>i0<\/i><\/sub><\/em>\uff09\u548cGr\u00fcneisen\u53c2\u6570\uff08\u03b3<\/i><\/em>i<\/i><\/sub><\/em>\uff09<\/p>\n

\"\"<\/p>\n

\u9664\u4e86LDA \u548cGGA\u4e24\u79cd\u7b97\u6cd5\u5916\uff0c\u8fd8\u6709\u4ee5\u6742\u5316\u7684\u65b9\u5f0f\u5c06Hatree-Fock\uff08HF\uff09\u4ea4\u6362\u4f5c\u7528\u5f71\u54cd\u7eb3\u5165\u5230\u4ea4\u6362\u5173\u8054\u9879\u7684\u6742\u5316\u5bc6\u5ea6\u6cdb\u51fd<\/b><\/strong>\uff0c\u6bd4\u5982\uff0c\u57281998\u5e74\u5f88\u53d7\u6b22\u8fce\u7684B3LYP\u7b49\u3002\u8fd9\u4e9b\u7406\u8bba\u5305\u542b\u7684\u4f53\u7cfb\u4fe1\u606f\u8d8a\u6765\u8d8a\u591a\uff0c\u8ba1\u7b97\u7ed3\u679c\u4e5f\u4e0e\u8bd5\u9a8c\u6570\u636e\u8d8a\u6765\u8d8a\u63a5\u8fd1\uff0c\u5c24\u5176\u9002\u7528\u4e8e\u6709\u673a\u5316\u5b66\u9886\u57df\uff0c\u5e76\u5728\u5316\u5b66\u53cd\u5e94\u673a\u7406\u8ba1\u7b97\u65b9\u9762\u83b7\u5f97\u4e86\u5f88\u5927\u7684\u6210\u529f\u3002<\/p>\n

\u4f8b\u5982\uff0cT. Garwood\u7b49\u4eba\u4f7f\u7528PBE0\u578b\u6742\u5316\u8ba1\u7b97\u4e86InAs\/GaSb II\u578b\u8d85\u6676\u683c\u7ed3\u6784\uff08\u6a21\u578b\u5982\u56fe6\u6240\u793a\uff09\u7684\u5e26\u9699\u6570\u636e[9]<\/sup>\uff0c\u4e0e\u8bd5\u9a8c\u503c\u975e\u5e38\u63a5\u8fd1\uff0c\u504f\u5dee\u8303\u56f4\u7ea6\u4e3a3\uff05-11\uff05\u3002<\/p>\n

\u56fe6 \u00a0\u4f7f\u7528VESTA\u8ba1\u7b97\u7684\u6742\u5316DFT\u7684Ball-and-stick InAs \/ GaSb SLS\u6a21\u578b<\/p>\n

\"\"<\/p>\n

\u57fa\u4e8eKohn-Sham\u5355\u7c92\u5b50\u80fd\u8c31\u7684\u7535\u5b50\u80fd\u5e26\u7ed3\u6784\u7406\u8bba\u53ef\u4ee5\u5bf9\u5f88\u591a\u6750\u6599\u8fdb\u884c\u5b9a\u6027\u63cf\u8ff0\uff0c\u4f46\u4ece\u5b9a\u91cf\u89d2\u5ea6\u5374\u4e0d\u5c3d\u4eba\u610f\u3002\u4f8b\u5982\uff0c\u5bf9\u4e8eSi \u3001GaAs\u7b49\u7b80\u5355\u7684\u534a\u5bfc\u4f53\u6750\u6599\uff0c\u5728LDA\/GG\u4e0b\u7684Kohn-Sham DFT\u7ed9\u51fa\u7684\u5e26\u9699\u8fdc\u8fdc\u504f\u5c0f\uff1b\u5bf9\u4e8eGe\u3001InN\u7b49\u5c0f\u5e26\u9699\u534a\u5bfc\u4f53\uff0c\u4eceLDA\/GGA\u5f97\u5230\u7684\u662f\u91d1\u5c5e\u6001\uff0c\u800c\u5b9e\u9a8c\u4e0a\u89c2\u6d4b\u5230\u7684\u5374\u662f\u534a\u5bfc\u4f53\uff0c\u8fd9\u5c31\u662f\u6240\u8c13\u7684LDA\/GGA\u7684\u5e26\u9699\u95ee\u9898\u3002<\/p>\n

\u4e3a\u4e86\u514b\u670d\u5e26\u9699\u95ee\u9898\uff0c\u4eba\u4eec\u5728DFT\u7684\u7406\u8bba\u6846\u67b6\u5185\u505a\u4e86\u5927\u91cf\u7684\u52aa\u529b\uff0c\u6bd4\u5982\u628a\u57fa\u4e8e\u5c40\u57df\u6709\u6548\u52bf\u7684Kohn-Sham\u7406\u8bba\u6269\u5c55\u5230\u4e86\u57fa\u4e8e\u975e\u5c40\u57df\u6709\u6548\u52bf\u7684Generalized Kohn-Sham\uff08GKS\uff09\u7406\u8bba\uff0c\u4ee5\u53ca\u5176\u5b83\u6742\u5316\u5bc6\u5ea6\u6cdb\u51fd\u7406\u8bba\uff0c\u8fd8\u6709\u4e00\u79cd\u57fa\u4e8e\u5355\u4f53\u683c\u6797\u51fd\u6570\uff08one-body Green\u2019s function\uff09\u7684\u591a\u4f53\u5fae\u6270\u7406\u8bba\u3002\u8be5\u7406\u8bba\u4e2d\uff0c\u4e0eKohn-Sham DFT\u7684\u4ea4\u6362\u5173\u8054\u52bf\u76f8\u5bf9\u5e94\u7684\u662f\u4ea4\u6362\u5173\u8054\u81ea\u80fd\u7b97\u7b26\u3002\u5bf9\u4e8e\u81ea\u80fd\u7b97\u7b26\uff0c\u4e00\u4e2a\u76f8\u5bf9\u7b80\u5355\u800c\u51c6\u786e\u7684\u8fd1\u4f3c\u5c31\u662fGW\u8fd1\u4f3c\uff08\u5355\u7c92\u5b50\u683c\u6797\u51fd\u6570G\u548c\u5c4f\u853d\u5e93\u4ed1\u4f5c\u7528W\u7684\u4e58\u79ef\uff09\uff0c\u901a\u8fc7\u8ba1\u7b97\u4e00\u5b9a\u8fd1\u4f3c\u4e0b\u7684\u81ea\u80fd\u7b97\u7b26\uff0c\u4fbf\u53ef\u4ee5\u5f97\u5230\u5bf9\u5e94\u4e8ePES(IPS)\u4e2d\u7684\u51c6\u7c92\u5b50\u6fc0\u53d1\u80fd\u91cf\u3002\u8fd9\u4e9b\u65b0\u7684\u53d1\u5c55\u65b9\u5411\u867d\u7136\u6539\u8fdb\u4e86\u5bf9\u6750\u6599\u5e26\u9699\u7684\u63cf\u8ff0\uff0c\u4f46\u8fd1\u4f3c\u6cdb\u51fd\u4ecd\u5b58\u5728\u7740\u5f88\u5927\u7684\u4e3b\u89c2\u6027\uff0c\u9002\u7528\u8303\u56f4\u76f8\u5bf9\u6709\u9650\uff0c\u81f3\u4eca\u8fd8\u672a\u6709\u4e00\u4e2a\u666e\u9002\u7684\u3001\u6709\u5145\u5206\u7406\u8bba\u57fa\u7840\u7684DFT\u65b9\u6cd5\u5b9e\u73b0\u5bf9\u6750\u6599\u7535\u5b50\u80fd\u5e26\u7ed3\u6784\u7684\u51c6\u786e\u63cf\u8ff0[10,11]<\/sup>\u3002<\/p>\n

\u6b64\u5916\uff0c\u8fd8\u6709\u4e00\u4e9b\u5728\u73b0\u6709\u5bc6\u5ea6\u6cdb\u51fd\u7406\u8bba\u57fa\u7840\u4e0a\u7684\u6269\u5c55\uff0c\u6bd4\u5982\uff0c\u4ee5KS\u8f68\u9053\u80fd\u91cf\u5dee\u4e3a\u57fa\u7840\u5c55\u5f00\u6fc0\u53d1\u80fd\u7684\u542b\u65f6\u5bc6\u5ea6\u6cdb\u51fd\u7406\u8bba\uff08TDDFT\uff09\uff0c\u7528\u5355\u7c92\u5b50Dirac\u65b9\u7a0b\u4ee3\u66ffSchordinger\u65b9\u7a0b\u7684\u76f8\u5bf9\u8bba\u6027\u5bc6\u5ea6\u6cdb\u51fd\u7406\u8bba\uff0c\u6269\u5c55\u5230\u5f3a\u5173\u8054\u4f53\u7cfb\u7684LDA+U\uff0c\u4ee5\u53ca\u5904\u7406\u4efb\u610f\u5f3a\u5ea6\u78c1\u573a\u4e0b\u76f8\u4e92\u4f5c\u7528\u7535\u5b50\u4f53\u7cfb\u7684\u6d41\u5bc6\u5ea6\u6cdb\u51fd\u7406\u8bba\uff08CDFT\uff09\u7b49\u3002<\/p>\n

\u53c2\u8003\u6587\u732e<\/b><\/strong><\/p>\n

Xiang-Yuan Cui, Simon P. Ringer\uff0cOn the nexus between atom probe microscopy and density functional theorysimulations\u00a0[J]\u00a0\uff0cMaterials Characterization (2018),\u00a0https:\/\/doi.org\/10.1016\/\u00a0matchar.2018.05.015<\/p>\n

B. Obot, D.D. Macdonald, Z.M. Gasem\uff0cDensity functional theory (DFT) as a powerful tool for designing neworganic corrosion inhibitors. Part 1: An overview\u00a0[J]\uff0cCorrosion Science 99 (2015) 1\u201330<\/p>\n

Geerlings, F. De Proft, W. Langenaeker, Conceptual density functional theory,Chem. Rev. 103 (2003) 1793\u20131873.<\/p>\n

Nagy, Density functional theory and application to atoms and molecules, Rev. 298 (1998) 1\u201379.<\/p>\n

Koch, M.C. Holthausen, A Chemist\u2019s Guide to Density Functional Theory,Wiley-VCH, Weinheim, 2000.<\/p>\n

Asad Mahmood, Fatih Tezcan, Gulfeza Kardas\uff0cThermal decomposition of sol-gel derived Zn0.8Ga0.2O precursor-gel: Akinetic, thermodynamic, and DFT studies\u00a0[J]\uff0cActa Materialia 146 (2018) 152-159<\/p>\n

Parmod Kumar, Hitendra K. Malik, Anima Ghosh, R. Thangavel, K. Asokan\uff0cAn insight to origin of ferromagnetism in ZnO and N implanted ZnOthin films:\u00a0Experimental and DFT approach\u00a0[J]\uff0cJournal of Alloys and Compounds 768 (2018) 323-328<\/p>\n

Romaka, V.V. Romaka, N. Melnychenko, Yu. Stadnyk, L. Bohun, A. Horyn\uff0cExperimental and DFT study of the VeCoeSb ternary system[J]\u00a0\uff0cJournal of Alloys and Compounds 739 (2018) 771-779<\/p>\n

Ib\u00e1\u00f1ez, T. Wo\u017aniak, F. Dybala, R. Oliva, S. Hern\u00e1ndez\uff0cR. Kudrawiec\uff0cHigh-pressure Raman scattering inbulk HfS2: comparison of density\u00a0functional theory methods in\u00a0layered MS2\u00a0compounds (M = Hf,\u00a0Mo) under compression\u00a0[J]\uff0cScientific reports\u00a0(2018) 8:12757\uff0cDOI:\u00a010.1038\/\u00a0s41598-018-31051-y<\/p>\n

Garwood, N.A. Modine, S. Krishna\uff0cElectronic structure modeling of InAs\/GaSb superlattices with hybriddensity functional theory\u00a0[J]\uff0cInfrared Physics & Technology 81 (2017) 27\u201331<\/p>\n

Eugene S. Kryachko, Eduardo V. Ludena\uff0cDensity functional theory: Foundations reviewed[J]\uff0cPhysics Reports 544 (2014) 123\u2013239<\/p>\n

B. Obot, D.D. Macdonald, Z.M. Gasem\uff0cDensity functional theory (DFT) as a powerful tool for designing neworganic corrosion inhibitors. Part 1: An overview\u00a0[J]\uff0cCorrosion Science 99 (2015) 1\u201330<\/p>\n

\u672c\u6587\u7531\u6750\u6599\u4eba\u79d1\u6280\u987e\u95ee\u5f20\u535a\u58eb\u4f9b\u7a3f\uff0c\u7f16\u8f91\u90e8Alisa\u7f16\u8f91\u3002<\/p>\n

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