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[求助]
关于体系里原子的移动问题
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大家好,我现在正在计算Ni-C表面的模拟计算,在我算到超过2ML的时候(2层以上的C,C一层在表面,其他的在Ni里面), 会出现原子到处乱跑的情况(不知道术语怎么说,会的高手请指教), 开始的时候以为是体系不够大(真空10A,6层Ni原子,3层动,3层不动),后来扩大了体系,9层Ni,6层动,3层不动,真空15A,可还是不行,请问谁知道是什么情况,可以给我指点迷津啊,先谢谢了。 下面附上CONCAR的文件, |
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首先,谢谢你的回复,这个是原子不规则运动,出来的是不可能的结构。 下面发的是到真空的,6个C在表面的 Ni(001) 1.00000000000000 4.9667181968999996 0.0000000000000000 0.0000000000000000 0.0000000000000000 4.9667181968999996 0.0000000000000000 0.0000000000000000 0.0000000000000000 32.7800006865999976 Ni C 36 9 Selective dynamics Direct 0.0000000000000000 0.0000000000000000 0.0000000000000000 F F F 0.0000000000000000 0.5000000000000000 0.0000000000000000 F F F 0.5000000000000000 0.0000000000000000 0.0000000000000000 F F F 0.5000000000000000 0.5000000000000000 0.0000000000000000 F F F 0.2500000000000000 0.2500000000000000 0.0535665040000026 F F F 0.2500000000000000 0.7500000000000000 0.0535665040000026 F F F 0.7500000000000000 0.2500000000000000 0.0535665040000026 F F F 0.7500000000000000 0.7500000000000000 0.0535665040000026 F F F 0.0000000000000000 0.0000000000000000 0.1071330090000018 F F F 0.0000000000000000 0.5000000000000000 0.1071330090000018 F F F 0.5000000000000000 0.0000000000000000 0.1071330090000018 F F F 0.5000000000000000 0.5000000000000000 0.1071330090000018 F F F 0.2497754641945154 0.2497754641945154 0.1611955403620521 T T T 0.2498157978213711 0.7500981793464383 0.1612771916828672 T T T 0.7500981793464383 0.2498157978213711 0.1612771916828672 T T T 0.7502780111663840 0.7502780111663840 0.1612090191769950 T T T 0.0001546019547758 0.0001546019547758 0.2170422575722820 T T T -0.0001610042685623 0.5002020817075548 0.2220779873766070 T T T 0.5002020817075548 -0.0001610042685623 0.2220779873766070 T T T 0.4998840500268282 0.4998840500268282 0.2162837223858605 T T T 0.2499099019954192 0.2499099019954192 0.2903373952379834 T T T 0.2498327056064960 0.7500968045787229 0.2883474581677031 T T T 0.7500968045787229 0.2498327056064960 0.2883474581677031 T T T 0.7500858171187234 0.7500858171187234 0.2898934819514454 T T T -0.0128172779337969 -0.0128172779337969 0.3521749036310198 T T T -0.0133792098495905 0.5134919464798787 0.3522810573000540 T T T 0.5134919464798787 -0.0133792098495905 0.3522810573000540 T T T 0.5130615313195126 0.5130615313195126 0.3521627557698155 T T T 0.2500180766511435 0.2500180766511435 0.4497548529793234 T T T 0.2500335925681680 0.7499602045690146 0.4108524775802431 T T T 0.7499602045690146 0.2500335925681680 0.4108524775802431 T T T 0.7499004679307149 0.7499004679307149 0.4116747929356454 T T T -0.0069061510032320 -0.0069061510032320 0.5016829416902375 T T T -0.0069306013633213 0.5068918410849463 0.5016938067492502 T T T 0.5068918410849463 -0.0069306013633213 0.5016938067492502 T T T 0.5069018816776780 0.5069018816776780 0.5016822106912066 T T T 0.2499994740913793 0.2499994740913793 0.5167222643253839 T T T 0.2499915382448343 0.7499924755656414 0.5155237004518244 T T T 0.7499924755656414 0.2499915382448343 0.5155237004518244 T T T 0.7499663840193218 0.7499663840193218 0.5162845367872310 T T T 0.5067885556891168 0.5067885556891168 0.4362440085993919 T T T -0.0068239159515835 -0.0068239159515835 0.4362067657985764 T T T -0.0065787602597067 0.5066240625013768 0.4362540388758980 T T T 0.5066240625013768 -0.0065787602597067 0.4362540388758980 T T T 0.2499824530787539 0.2499824530787539 0.3505929283338219 T T T |
7楼2013-01-30 13:11:46
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不会上传文件。。。就是原子跑到真空里了, Ni(001) 1.00000000000000 4.9667181968999996 0.0000000000000000 0.0000000000000000 0.0000000000000000 4.9667181968999996 0.0000000000000000 0.0000000000000000 0.0000000000000000 32.7800006865999976 Ni C 36 9 Selective dynamics Direct 0.0000000000000000 0.0000000000000000 0.0000000000000000 F F F 0.0000000000000000 0.5000000000000000 0.0000000000000000 F F F 0.5000000000000000 0.0000000000000000 0.0000000000000000 F F F 0.5000000000000000 0.5000000000000000 0.0000000000000000 F F F 0.2500000000000000 0.2500000000000000 0.0535665040000026 F F F 0.2500000000000000 0.7500000000000000 0.0535665040000026 F F F 0.7500000000000000 0.2500000000000000 0.0535665040000026 F F F 0.7500000000000000 0.7500000000000000 0.0535665040000026 F F F 0.0000000000000000 0.0000000000000000 0.1071330090000018 F F F 0.0000000000000000 0.5000000000000000 0.1071330090000018 F F F 0.5000000000000000 0.0000000000000000 0.1071330090000018 F F F 0.5000000000000000 0.5000000000000000 0.1071330090000018 F F F 0.2497754641945154 0.2497754641945154 0.1611955403620521 T T T 0.2498157978213711 0.7500981793464383 0.1612771916828672 T T T 0.7500981793464383 0.2498157978213711 0.1612771916828672 T T T 0.7502780111663840 0.7502780111663840 0.1612090191769950 T T T 0.0001546019547758 0.0001546019547758 0.2170422575722820 T T T -0.0001610042685623 0.5002020817075548 0.2220779873766070 T T T 0.5002020817075548 -0.0001610042685623 0.2220779873766070 T T T 0.4998840500268282 0.4998840500268282 0.2162837223858605 T T T 0.2499099019954192 0.2499099019954192 0.2903373952379834 T T T 0.2498327056064960 0.7500968045787229 0.2883474581677031 T T T 0.7500968045787229 0.2498327056064960 0.2883474581677031 T T T 0.7500858171187234 0.7500858171187234 0.2898934819514454 T T T -0.0128172779337969 -0.0128172779337969 0.3521749036310198 T T T -0.0133792098495905 0.5134919464798787 0.3522810573000540 T T T 0.5134919464798787 -0.0133792098495905 0.3522810573000540 T T T 0.5130615313195126 0.5130615313195126 0.3521627557698155 T T T 0.2500180766511435 0.2500180766511435 0.4497548529793234 T T T 0.2500335925681680 0.7499602045690146 0.4108524775802431 T T T 0.7499602045690146 0.2500335925681680 0.4108524775802431 T T T 0.7499004679307149 0.7499004679307149 0.4116747929356454 T T T -0.0069061510032320 -0.0069061510032320 0.5016829416902375 T T T -0.0069306013633213 0.5068918410849463 0.5016938067492502 T T T 0.5068918410849463 -0.0069306013633213 0.5016938067492502 T T T 0.5069018816776780 0.5069018816776780 0.5016822106912066 T T T 0.2499994740913793 0.2499994740913793 0.5167222643253839 T T T 0.2499915382448343 0.7499924755656414 0.5155237004518244 T T T 0.7499924755656414 0.2499915382448343 0.5155237004518244 T T T 0.7499663840193218 0.7499663840193218 0.5162845367872310 T T T 0.5067885556891168 0.5067885556891168 0.4362440085993919 T T T -0.0068239159515835 -0.0068239159515835 0.4362067657985764 T T T -0.0065787602597067 0.5066240625013768 0.4362540388758980 T T T 0.5066240625013768 -0.0065787602597067 0.4362540388758980 T T T 0.2499824530787539 0.2499824530787539 0.3505929283338219 T T T |
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