From owner-chemistry@ccl.net  Wed Nov  1 04:16:25 1995
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Date: Wed, 1 Nov 1995 09:04:35 GMT
From: Jeffrey J Gosper <Jeffrey.Gosper@brunel.ac.uk>
Reply-To: Jeffrey.Gosper@brunel.ac.uk
Subject: Re: CCL:M:size limits in MOPAC
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A DOS version of MOPAC 6 capable of handling 38+38 atoms is 
available via FTP.

It has been ported to DOS by Peeter Burk and Ivar Koppel at the 
University of Tartu, Estonia 
<ivar@chem.ut.ee> and is available by anonymous FTP from ccl.net in 
the directory 
/pub/chemistry/software/MS-DOS/mopac_for_dos/mopac6 in a zipped form 
as mopacdos.zip. 
This zip file does not include the manual, but you can find it at 
the same location (ccl.net) in the 
directory pub/chemistry/documents/mopac_doc.



/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\
 Dr. Jeff Gosper                                         
 Dept. of Chemistry		                        
 BRUNEL University                                     
 Uxbridge Middx UB8 3PH, UK                            
 voice:  01895 274000 x2187                            
 facsim: 01895 256844                                  
 internet/email/work:   Jeffrey.Gosper@brunel.ac.uk     
 internet/WWW: http://http2.brunel.ac.uk:8080/~castjjg 
\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/



From tes@csd.uwm.edu  Wed Nov  1 07:16:28 1995
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From: Thomas E Sorenson <tes@csd.uwm.edu>
Message-Id: <199511011208.GAA29328@alpha2.csd.uwm.edu>
Subject: IBM's ALCHEMY II source needed
To: chemistry@www.ccl.net
Date: Wed, 1 Nov 1995 06:08:19 -0600 (CST)
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Does anyone know where source files for IBM's ALCHEMY II ab initio
package are located?

Thanks,
Thomas Sorensen (tes@csd.uwm.edu)

From owner-chemistry@ccl.net  Wed Nov  1 11:16:31 1995
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Date: 1 Nov 1995 12:21:27 -0400
From: "Don Gregory" <Don_Gregory@msi.com>
Subject: Protein Cavities
To: "Comp. Chem. Listserver" <chemistry@ccl.net>
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                       Subject:                               Time:11:07 AM
  OFFICE MEMO          Protein Cavities                       Date:11/1/95

On 31 Oct, Eldbjoerg Sofie Heimstad asked:

"Does anyone of you have a way to calculate cavities within
     proteins ?"

Quanta/Protein users will recognize this as a capability in
the Protein Health toolset.

Don Gregory



From elewars@alchemy.chem.utoronto.ca  Wed Nov  1 13:31:35 1995
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Date: Wed, 1 Nov 1995 13:26:27 -0500
From: "E. Lewars" <elewars@alchemy.chem.utoronto.ca>
Message-Id: <199511011826.NAA17672@alchemy.chem.utoronto.ca>
To: chemistry@www.ccl.net
Subject: PHOTOELECTRON SPECTROSCOPY


Hello,  If anyone has any refs to computational or exp work on photoelectron
spectroscopy, I would appreciate some leading refs.
Thank you.
E. Lewars
====

From bunte@ARL.MIL  Wed Nov  1 14:01:34 1995
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Date:     Wed, 1 Nov 95 18:47:15 GMT
From: Steven Bunte (PFD|ICB) <bunte@ARL.MIL>
To: chemistry@www.ccl.net
Subject:  Partial Charges
Message-ID:  <9511011847.aa13570@TBD2.ARL.MIL>



Dear CCl'ers-

I have been calculating spin densities and partial charges
in the presence of a backgound charge distribution using the CHARGE
keyword in G94.  I'm using the charge distribution to simulate charges in
a protein environment, however, I don't know how the external point
charges are included in the Hamiltonian.  The reference given
in the G94 manual only discusses how the spherical Gaussian density 
basis functions are implemented, not the point charges.

Can anyone direct me towards a reference(s) on how this is done??

I'll post a summary of responses...

Steve Bunte
<bunte@arl.mil>

From box@scisun.sci.ccny.cuny.edu  Wed Nov  1 15:16:38 1995
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Date: Wed, 1 Nov 95 15:02:02 EST
From: box@scisun.sci.ccny.cuny.edu (Vernon G. Box)
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To: ccl@cric.chemres.hu, system@alchemy.chem.utoronto.ca
Subject: Re:  CCL:BOND ORDERS
Cc: CHEMISTRY@www.ccl.net


Hi All

What is the significance of a "negative" bond order?  Is it simply
an expression of the presence of an anti-bond or no bond?

VB

From owner-chemistry@ccl.net  Wed Nov  1 16:46:37 1995
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Date: Wed, 01 Nov 1995 16:34:24 -0500 (EST)
From: "Dr. Zhengwei Su" <CHE9985@ubvms.cc.buffalo.edu>
Subject: Polarization functions for transition metals?
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Dear CCLers:
	Are there optimized parameters for f-type polarization functions
for first-row transition metals such as Fe, Co and Ni?  Any pointers
will be appreciated.

Z. Su
SUNY at Buffalo

From te_meehan@ccmail.pnl.gov  Wed Nov  1 22:01:40 1995
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Date: Wed, 01 Nov 1995 18:50 -0800 (PST)
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To the_list:

I've been trying to run the IRC option in MOPAC, but the 
calculation progresses on only one side of the reaction path.
Does anyone use IRC in MOPAC and how can I get it to follow
both sides of a transition state? Thanks for any replies.

Tim Meehan
te_meehan@pnl.gov

