sobereva 发表于 2023-11-29 00:03 好的,非常感谢老师指点 |
ZHUOHAO 发表于 2023-11-28 09:49 没有明显问题。用OT有可能会令总耗时更低。 |
本帖最后由 ZHUOHAO 于 2023-11-28 09:55 编辑 sobereva 发表于 2023-11-27 23:30 好的,谢谢sob老师。D3校正已经加上,那可以请您帮忙看一下这个输入文件还有哪里需要调整的地方吗 #Generated by Multiwfn &GLOBAL PROJECT cp2k-go PRINT_LEVEL LOW RUN_TYPE GEO_OPT &END GLOBAL &FORCE_EVAL METHOD Quickstep &SUBSYS &CELL A 35.67300000 0.00000000 0.00000000 B 0.00000000 30.26500000 0.00000000 C 0.00000000 0.00000000 36.08200000 PERIODIC XYZ #Direction(s) of applied PBC (geometry aspect) &END CELL &COORD 原子坐标 &END COORD &KIND C ELEMENT C BASIS_SET DZVP-MOLOPT-SR-GTH-q4 POTENTIAL GTH-PBE &END KIND &KIND H ELEMENT H BASIS_SET DZVP-MOLOPT-SR-GTH-q1 POTENTIAL GTH-PBE &END KIND &KIND N ELEMENT N BASIS_SET DZVP-MOLOPT-SR-GTH-q5 POTENTIAL GTH-PBE &END KIND &KIND Zn ELEMENT Zn BASIS_SET DZVP-MOLOPT-SR-GTH-q12 POTENTIAL GTH-PBE &END KIND &KIND Cl ELEMENT Cl BASIS_SET DZVP-MOLOPT-SR-GTH-q7 POTENTIAL GTH-PBE &END KIND &END SUBSYS &DFT BASIS_SET_FILE_NAME BASIS_MOLOPT POTENTIAL_FILE_NAME POTENTIAL # WFN_RESTART_FILE_NAME Zn4-go-RESTART.wfn CHARGE 0 #Net charge MULTIPLICITY 1 #Spin multiplicity &QS EPS_DEFAULT 1.0E-12 #Set all EPS_xxx to values such that the energy will be correct up to this value &END QS &POISSON PERIODIC XYZ #Direction(s) of PBC for calculating electrostatics PSOLVER PERIODIC #The way to solve Poisson equation &END POISSON &XC &XC_FUNCTIONAL PBE &END XC_FUNCTIONAL &VDW_POTENTIAL POTENTIAL_TYPE PAIR_POTENTIAL &PAIR_POTENTIAL PARAMETER_FILE_NAME dftd3.dat TYPE DFTD3(BJ) REFERENCE_FUNCTIONAL PBE &END PAIR_POTENTIAL &END VDW_POTENTIAL &END XC &MGRID CUTOFF 400 REL_CUTOFF 55 &END MGRID &SCF MAX_SCF 128 EPS_SCF 1.0E-06 #Convergence threshold of density matrix of inner SCF # SCF_GUESS RESTART #Use wavefunction from WFN_RESTART_FILE_NAME file as initial guess &DIAGONALIZATION ALGORITHM STANDARD #Algorithm for diagonalization &END DIAGONALIZATION &MIXING #How to mix old and new density matrices METHOD BROYDEN_MIXING #PULAY_MIXING is also a good alternative ALPHA 0.4 #Default. Mixing 40% of new density matrix with the old one NBROYDEN 8 #Default is 4. Number of previous steps stored for the actual mixing scheme &END MIXING &RESTART #Note: Use "&RESTART OFF" can prevent generating .wfn file BACKUP_COPIES 0 #Maximum number of backup copies of wfn file. 0 means never &END RESTART &END PRINT &END SCF &END DFT &END FORCE_EVAL &MOTION &GEO_OPT TYPE MINIMIZATION #Search for minimum KEEP_SPACE_GROUP F #If T, then space group will be detected and preserved OPTIMIZER BFGS #Can also be CG (more robust for difficult cases) or LBFGS &BFGS TRUST_RADIUS 0.2 #Trust radius (maximum stepsize) in Angstrom # RESTART_HESSIAN T #If read initial Hessian, uncomment this line and specify the file in the next line # RESTART_FILE_NAME to_be_specified &END BFGS MAX_ITER 500 #Maximum number of geometry optimization MAX_DR 3E-3 #Maximum geometry change RMS_DR 1.5E-3 #RMS geometry change MAX_FORCE 4.5E-4 #Maximum force RMS_FORCE 3E-4 #RMS force &END GEO_OPT &TRAJECTORY FORMAT xyz &END TRAJECTORY &RESTART BACKUP_COPIES 0 #Maximum number of backing up restart file, 0 means never &END RESTART &END PRINT &END MOTION |
ZHUOHAO 发表于 2023-11-27 09:12 实验给你的晶体结构都是原胞(或者惯用胞),不会给你超胞。超胞是自己出于实际需要才去构建的。没有理由从超胞自行转化成原胞。另外,一个很大的晶胞未必就是超胞,许多分子晶体的原胞就是可能很大,没法约化成更小的重复单元。 我不用M$ |
ZHUOHAO 发表于 2023-11-25 10:33 如果没有特殊原因,能用原胞当然用原胞,原子数少,计算显然快得多 |
sobereva 发表于 2023-11-24 06:54 谢谢老师指点!我后续调整下CPU的问题,那请问老师,我现在这个体系用原胞算更好是吗? |
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1776原子能不慢才怪,用的还是奇怪的CPU 这种体系用PBE必须加D3 仔细看 谈谈“计算时是否需要加DFT-D3色散校正?” http://sobereva.com/413(http://bbs.keinsci.com/thread-9772-1-1.html) |
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