Second-order optical response in semiconductors

By J. Sipe, A. Shkrebtii. 2000

676 citations recorded by the source corpus.

Subfields: Atomic and Molecular Physics, and Optics

View Paper: https://www.semanticscholar.org/paper/7257e19cc719a150114612da9ba2e9da23f90ed8

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In Atomic and Molecular Physics, and Optics

Citations in the corpus

Quantized circular photogalvanic effect in Weyl semimetals (2016, background): “The CPGE tensor β can be written in general as [36]”
Shift current bulk photovoltaic effect in polar materials—hybrid and oxide perovskites and beyond (2016, methodology): “The shift current theory was proposed as an explanation for the BPVE in BaTiO3 by von Baltz and Kraut,(1) and was later derived within the framework of Green’s functions(20) and nonlinear optics.(21) Young and Rappe reformulated the shift current theory to enable efficient calculation from first-pri”
Observation of two-photon emission from semiconductors (2008, background): “In spontaneous TPE calculations, however, a complete continuum of frequencies must be considered, and in the absence of the dephasing term Γ , the matrix element divergence for ω 1 → 0 or ( E 21 s h − ω 1 ) → 0 ( equation 3 ) causes an IR catastrophe similar to those occurring in zero-”
Ab initio calculation of the shift photocurrent by Wannier interpolation (2018, methodology): “(vc is the cell volume), and the interband contribution to the absorptive (abs) part of the dielectric function [18],”
Riemannian geometry of resonant optical responses (2021, methodology): “To explain the Hermitian connection, we write it as Cbca = r nmr a mn,c = −ir nmr mnR mn, where R mn = Amm−Ann + i∂c log r a mn is the shift vector describing the shift of the electron position during the optical excitation (note that R mn ∼ r mm−r nn) [25, 34].”