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. Author manuscript; available in PMC: 2008 Jul 14.
Published in final edited form as: J Chem Phys. 2005 Jan 22;122(4):44903. doi: 10.1063/1.1842059

FIG. 8.

FIG. 8

Electrostatic free energy of B-DNA oligomer with length L=24 in Na+ (upper two lines) and Mg2+ (bottom two lines) salt solutions at room temperature. Solid lines, from the present model; dotted lines, from Poisson-Boltzmann equation.