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JCC
2008
67views more  JCC 2008»
14 years 12 months ago
Systematic investigation on the geometric dependence of the calculated nuclear magnetic shielding constants
: We perform a systematic examination on the dependence of the calculated nuclear magnetic shielding constants on the chosen geometry for a selective set of density functional meth...
Ying Zhang, Xin Xu, Yijing Yan
JCC
2008
105views more  JCC 2008»
14 years 12 months ago
Retrieval of spectral and dynamic properties from two-dimensional infrared pump-probe experiments
Abstract: We have developed a fitting algorithm able to extract spectral and dynamic properties of a three level oscillator from a two-dimensional infrared spectrum (2D-IR) detecte...
Riccardo Chelli, Victor V. Volkov, Roberto Righini
JCC
2008
138views more  JCC 2008»
14 years 12 months ago
Circular dichroism enhancement in large DNA aggregates simulated by a generalized oscillator model
Abstract: An increased circular dichroism (CD) signal of large molecular aggregates formed upon DNA condensation was observed a long time ago, and is often referred to as w-CD. The...
Valery Andrushchenko, Petr Bour
JCC
2008
125views more  JCC 2008»
14 years 12 months ago
Efficient electronic integrals and their generalized derivatives for object oriented implementations of electronic structure cal
: For the new parallel implementation of electronic structure methods in ACES III (Lotrich et al., in preparation) the present state-of-the-art algorithms for the evaluation of ele...
Norbert Flocke, Victor Lotrich
JCC
2008
92views more  JCC 2008»
14 years 12 months ago
Two-electron integral evaluation on the graphics processor unit
: We propose the algorithm to evaluate the Coulomb potential in the ab initio density functional calculation on the graphics processor unit (GPU). The numerical accuracy required f...
Koji Yasuda