化学反応の領域密度汎関数理論を初めて定式化した。

Selected Publications:

"Density Functional Rationale of Chemical Reaction Coordinate," A. Tachibana, Int. J. Quantum Chem., Quantum Chem. Symp., 21, 181-190 (1987).

"Application of the Mermin Entropy Principle to the 'Apparatus' Density Functional Theory," A. Tachibana, Int. J. Quantum Chem., 35, 361-372 (1989).

"On the Redistribution of Electrons for Chemical Reaction Systems," A. Tachibana and R. G. Parr, Int. J. Quant. Chem., 41, 527-555 (1992).

"New Formulation of the Analytical Electronic Energy and the Regional Density Functional Theory," A. Tachibana, Int. J. Quant. Chem., 57, 423-428 (1996).

"Application of the Regional Density Functional Theory: the Chemical Potential Inequality in HeH+ System,"  A. Tachibana, K. Nakamura, K. Sakata, and T. Morisaki, Int. J. Quantum Chem., 74, 669-679 (1999).