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CHELPG

CHELPG (CHarges from ELectrostatic Potentials using a Grid-based method) is an atomic charge calculation scheme developed by Breneman and Wiberg, in which atomic charges are fitted to reproduce the molecular electrostatic potential (MESP) at a number of points around the molecule.

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CHELPG

Nodes15
Edges14
Triples3
Avg. degree1.87
Density0.133333
Components1

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Important terminology

charges atomic molecular mesp charge points methods computed molecule electrostatic using calculation developed reproduce potential number systems innermost values density

Entity relationships Subject–Predicate–Object triples

SubjectPredicateObjectConfidenceSrc
Gaussianinstance ofthe DDEC methods can be applied to both non-periodic and periodic materials.CHELPG charges can be computed using the popular ab initio quantum chemical packages0.80text
GAMESS-USinstance ofthe DDEC methods can be applied to both non-periodic and periodic materials.CHELPG charges can be computed using the popular ab initio quantum chemical packages0.80text
ORCAinstance ofthe DDEC methods can be applied to both non-periodic and periodic materials.CHELPG charges can be computed using the popular ab initio quantum chemical packages0.80text

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