2.1k citations
- Centre National de la Recherche ScientifiqueFR63 papers
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Showing 1995Show all
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mtrl-th1995
Density-Functional Theory of the nonlinear optical susceptibility: application to cubic semiconductors
Andrea Dal Corso, Francesco Mauri, Angel Rubio
We present a general scheme for the computation of the time dependent (TD) quadratic susceptibility () of an extended insulator obtained by applying the `' theorem t…
q-alg1995★ 71 cited
A New Null-Plane Quantum Poincare Algebra
A. Ballesteros, F. J. Herranz, M. A. del Olmo +1
A new quantum deformation, which we call null-plane, of the (3+1) Poincaré algebra is obtained. The algebraic properties of the classical null-plane description are generalized to…