From NWChem
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1:07:11 AM PST - Tue, Nov 16th 2010 |
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Hello everyone,
As we known, gaussview is used for output of gaussian.
which graphic tools should I choose for the output result of NWchem?
Thanks
javacfish
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6:25:02 AM PST - Tue, Nov 16th 2010 |
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Dear javacfish
The main graphic tool is ECCE.
Masoud Nahali
Sharif University of Technology
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7:46:33 AM PST - Tue, Nov 16th 2010 |
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Thanks for your adivce:
I find two graphic tools for Nwchem by google,too.
Ascalaph Quantum: http://www.biomolecular-modeling.com/Ascalaph/Ascalaph_Quantum.html
jmol:http://jmol.sourceforge.net/
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Edited On 7:47:52 AM PST - Tue, Nov 16th 2010 by Javacfish
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9:11:47 AM PST - Tue, Nov 16th 2010 |
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How to define different basis sets for same type of atoms
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Dear all:
I am new NWChem user and I apologize for posting this problem in ECCE error section previously. I am having a trouble of defining different basis sets for same type of atoms. I have big polythiophene molecule and a part of coordinates of the system is:
geometry
C1 -1.092795 -2.439456 -0.006942
C2 -2.096037 -1.498379 -0.005348
C3 -1.561937 -0.175328 -0.004164
C4 -0.178771 -0.104081 -0.004930
end
basis
C1 library 3-21G*
C2 library 3-21G*
C3 library 6-31++G**
C4 library 6-31++G**
end
When I tried with above, I got error like :Application 4023026 exit codes: 134
Application 4023026 resources: utime 0, stime 0
Could you please advise me if above definition of basis set is correct? Thank you very much in advance for your suggestion:
Ram
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5:26:32 AM PST - Fri, Nov 19th 2010 |
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Hi Ram,
Use the following basis block:
basis
C1 library C 3-21G*
C2 library C 3-21G*
C3 library C 6-31++G**
C4 library C 6-31++G**
end
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12:37:07 PM PST - Mon, Nov 22nd 2010 |
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Visualizing partial charge and electrostatic potential output
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How can I visualize partial charge and electrostatic potential? Quite a few visualization programs claim to be able to read 'nwchem' output such as MOLDEN, jMolChem, and jMol. I can't get them to read anything but gaussian 'cube' output. In fact, MOLDEN can't read nwchem's gaussian cube file at all, claiming that it can't find coordinates.
Does anyone have any suggestions beside ECCE?
Thanks,
Chris O'Brien
Ph.D. Candidate
Dept. of Materials Science & Engineering
NC State University
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3:25:24 AM PST - Tue, Mar 5th 2013 |
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Does anyone use these tools in practice?
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Bert Forum:Admin, Forum:Mod, NWChemDeveloper, bureaucrat, sysop
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9:41:06 AM PST - Tue, Mar 5th 2013 |
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We are currently working with the developers of the open-source Avogadro to make this our standard visualization tool for the future.
Bert
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9:49:21 AM PST - Tue, Mar 5th 2013 |
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Thank you.
Could you say something about Ascalaph?
Quote:Bert Mar 5th 8:41 amWe are currently working with the developers of the open-source Avogadro to make this our standard visualization tool for the future.
Bert
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Bert Forum:Admin, Forum:Mod, NWChemDeveloper, bureaucrat, sysop
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Forum Vet
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11:29:10 AM PST - Tue, Mar 5th 2013 |
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Don't know much about Ascalaph, it seems to have some select functionality. It really depends what you need to visualize. NWChem can generate cube files that can be read by many visualization codes. VMD can read trajectories...
Bert
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3:06:55 AM PST - Thu, Mar 7th 2013 |
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Yes, it really has narrowly selected functionality so that Ascalaph is a molecular mechanics program. Interface with NWChem it serves mainly for partial charges determinations. However, I would like to make it useful for quantum chemists too. From my viewpoint Ascalaph is a convenient editor of initial models. Whether this is the case with the viewpoint of quantum chemists? What are the missing functions?
Quote:Bert Mar 5th 10:29 amDon't know much about Ascalaph, it seems to have some select functionality. It really depends what you need to visualize. NWChem can generate cube files that can be read by many visualization codes. VMD can read trajectories...
Bert
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