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QM - Accelrys

QM - Accelrys

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<strong>QM</strong> ↔ MM Coupling: Electrostatics<br />

<strong>QM</strong> density is polarized by MM point charges:<br />

electronic embedding<br />

© 2007 <strong>Accelrys</strong>, Inc.<br />

MM → <strong>QM</strong><br />

<strong>QM</strong> → MM<br />

elec<br />

E <strong>QM</strong> /<br />

MM<br />

O charges polarize I density<br />

I gradients induce forces on O<br />

Part of <strong>QM</strong> energy expression<br />

10

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