Time-Dependent Density Functional Theory beyond Linear Response: An Exchange-Correlation Potential with Memory

John F. Dobson, M. J. Bünner, E. K. U. Gross
1997 Physical Review Letters  
We ! propose a memory form of exchange-correlation potential
doi:10.1103/physrevlett.79.1905 fatcat:dvv75pbutjb75buhtehlopqgba