Raymond J. Abraham

According to our database, Raymond J. Abraham authored at least 9 papers between 1988 and 2005.

Collaborative distances:

• Dijkstra number of five.
• Erdős number of five.

2005

Quantum vs. classical models of the nitro group for proton chemical shift calculations and conformational analysis.

Mehdi Mobli, Raymond J. Abraham

J. Comput. Chem., 2005

1992

Charge calculations in molecular mechanics. IX. * A general parameterisation of the scheme for saturated halogen, oxygen and nitrogen compounds.

Raymond J. Abraham, Guy H. Grant

J. Comput. Aided Mol. Des., 1992

1991

COSMIC(90): An improved molecular mechanics treatment of hydrocarbons and conjugated systems.

S. David Morley, Raymond J. Abraham, Ian S. Haworth, David E. Jackson, Martin R. Saunders, Jeremy G. Vinter

J. Comput. Aided Mol. Des., 1991

Conformational analysis. Part 16 Conformational free energies in substituted piperidines and piperidinium salts.

Raymond J. Abraham, Craig J. Medforth, Paul E. Smith

J. Comput. Aided Mol. Des., 1991

Charge calculations in molecular mechanics. Part 8 Partial atomic charges from classical calculations.

Raymond J. Abraham, Guy H. Grant, Ian S. Haworth, Paul E. Smith

J. Comput. Aided Mol. Des., 1991

1990

Molecular modelling of poly(aryl ether ketones). I. Aryl··aryl interactions in crystal structures.

Raymond J. Abraham, Ian S. Haworth

J. Comput. Aided Mol. Des., 1990

1989

Charge calculations in molecular mechanics 7: Application to polar π systems incorporating nitro, cyano, amino, C=S and thio substituents.

Raymond J. Abraham, Paul E. Smith

J. Comput. Aided Mol. Des., 1989

A theoretical study of the Si-O bond in disiloxane and related molecules.

Raymond J. Abraham, Guy H. Grant

J. Comput. Aided Mol. Des., 1989

1988

A modification to the COSMIC parameterisation using ab initio constrained potential functions.

Raymond J. Abraham, Ian S. Haworth

J. Comput. Aided Mol. Des., 1988