Effect of semi-empirical parameters on t
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B. Guha Niyogi; D. C. Mukherjee; A. B. Sannigrahi
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Article
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1977
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John Wiley and Sons
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English
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## Abstract Singletโsinglet transition energies, oscillator strengths, triplet energy levels, and the ground state correlation energy of a number of conjugated hydrocarbons have been calculated by the simple randomโphase approximation (RPA) within the framework of the PariserโParrโPople (PPP) model