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#2 Multiwfn and wavefunction analysis » Natural population analysis and NBO by Multiwfn » 2021-12-27 17:29:39

saber
Replies: 1

Hello Professor Tian
is Multiwfn able to calculate or extract "natural population analysis" from the .chk or fchk file?
i restarted an opt +Freq job with the keywords opt=restart, pop=nboread... but the output file do not contain any NBO section as it should ( i need the natural population analysis) ! i want to avoid re run the optimization process for time saving purposes

#3 Re: Quantum Chemistry » Problem when using IRCsplit_1.0.3 » 2021-12-27 17:16:14

problem not solvet !!
my programming skills are too weak

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#4 Re: Quantum Chemistry » Problem when using IRCsplit_1.0.3 » 2021-12-24 13:58:00

Thanks for your time

i changed it, restarted my unit, re run runall.bat but still no .wfn no. chk files produced!. Here is my environment screenshot

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#5 Re: Quantum Chemistry » Problem when using IRCsplit_1.0.3 » 2021-12-23 21:07:44

Dear Tian
i restored my system and
1/added Gaussian folder in the end of path
PATH:     C:\Program Files\OpenBabel 3.1.1;C:\Users\2020\AppData\Local\Programs\Python\Python37\Scripts\;C:\Users\2020\AppData\Local\Programs\Python\Python37\;C\G09W
2/added Gaussian folder in the beginning of path
PATH    C\G09W;C:\Program Files\OpenBabel 3.1.1;C:\Users\2020\AppData\Local\Programs\Python\Python37\Scripts\;C:\Users\2020\AppData\Local\Programs\Python\Python37\
3/modified the path to:
PATH C\G09W

variable system: i added
GAUSS_EXEDIR         C\G09W
but without success!!! would you please guide me!!

#6 Quantum Chemistry » Problem when using IRCsplit_1.0.3 » 2021-12-23 15:16:30

saber
Replies: 8

Hello
Dear professor Tian

First; Thank you for the wonderful tools you put on hands on computational chemistry community  (Multiwfn, IRCsplit...) and the time you spend on assisting beginners on this field.

Question: The program gives the input files .gjf normaly but when i use ruall.bat script it do not produce any .out file or .wfn or .chk file? i am using Windows 7 OS.

Thanks in advance.

#9 Multiwfn and wavefunction analysis » IBSI & IBSIW » 2021-08-31 15:52:23

saber
Replies: 2

Hello Multiwfn users

How to print the results of IBSI calculation in a text file ? 
who is better for studying weak interactions between tow fragments: IBSIW (IGMH high grid quality) or IBSI (IGM prom; medium grid quality)

Thanks in advance.

#10 Multiwfn and wavefunction analysis » Multiwfn input file » 2021-08-31 14:38:25

saber
Replies: 2

Hello
Is there any way or tool to convert a Gaussian output file (the log file) to a multiwfn input file format such as wfn, wfx...etc?
i lost may Gaussian chk file and can not find any file in scratch folder!!

#13 Multiwfn and wavefunction analysis » GEDT (global electron density transfer ) at the TS » 2020-08-29 12:58:25

saber
Replies: 4

How to calculate GEDT (global electron density transfer ) at the TS using Multiwfn ?
what is the difference between result of gaussian and Multiwfn ?

#15 Multiwfn and wavefunction analysis » FMO » 2020-06-05 20:14:26

saber
Replies: 2

Dear forum,
How to calculate coefficients of the FMO (HOMO and LUMO) of an atome by Multiwfn
can someone show me step by step procédure !

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