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CKX木蟲 (著名寫手)
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[交流]
【求助】高斯頻率校正(校正因子)如何輸入?
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| 高斯頻率校正(校正因子)如何輸入? |
Gaussian |
禁蟲 (文壇精英)
密度泛函·小卒
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B3LYP的校正因子 0.9614 0.9614 0.9614 0.9614 0.9620 0.9614 0.9614 0.9614 0.9614 0.9614 0.9614 依次對(duì)應(yīng)于以下基組 3-21G 3-21G* 6-31G 6-31G* 6-31G** 6-31+G** 6-311G* cc-pVDZ cc-pVTZ aug-cc-pVDZ 6-311+G(3df,2p) 參考文獻(xiàn) Ab initio Vibrational Spectra and Their Use in the Identification of Unusual Molecules Chem. Rev. 86 4 709-730 1986 BA Hess, LJ Schaad, P Carsky, R Zahradnik Harmonic Vibrational Frequencies: An Evaluation of Hartree-Fock, Moller-Plesset, Quadratic Configuration Interaction, Density Funcitonal Theory and Semiempirical Scale Factors J. Phys. Chem. 100 16502 1996 AP Scott, L Radom The Theoretical Prediction of Molecular Radical Species: a Systematic Study of Equilibrium Geometries and Harmonic Vibrational Frequencies J. Phys. Chem. A 105 42 9736-9747 2001 CD Sherrill, EFC Byrd, M Head-Gordon Harmonic Frequency scaling factors for Hartree-Fock, S-VWN, B-LYP, B3-LYP, B3-PW91 and MP2 with the Sadlej pVTZ electric property basis set Theor. Chem. Acc. 105 413-421 2001 MD Halls, J Velkovski, HB Schlegel High Level ab Initio Quantum Mechanical Predictions of Infrared Intensities J. Phys. Chem. A 106 5 819-832 2002 B Galabov, Y Yamaguchi, RB Remington, HF Schaefer [ Last edited by yjcmwgk on 2009-11-1 at 16:23 ] |
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鐵桿木蟲 (著名寫手)
鐵桿木蟲 (著名寫手)
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這篇文獻(xiàn)有大部分的gaussian頻率校正因子的說明 http://good.gd/274689.htm |
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