… satisfactorily with the band transport model introduced by … Although a general analytic
solution of the system of coupled … for grating vectors K || c and K || b. Intensity: 2 x 1.6 W/cm2. …

… -;;: and q are polar vectors, ie, true ones; they change sign on spatial inversion, so in a medium
having a center of symmetry, ie, one that is invariant under spatial inversion, (3ijl = crijl = 0…

… -linear optical and transport properties have been unraveled … limit of a time reversal invariant
band structure, it is given by: … the directions of light polarization and the unit vectors satisfy: …

… The answer to this problematic comes from the theory of … However, to get the space time
mapping we substitute in the … holes) to the conduction band depending on the energy provided …

… 34 Photochromic effect and the band-transport model. On the left side, we represent deep
photoactive centers (acceptors and donors) and shallower centers close to the CB, figure …

… The interaction of these SPP modes is governed by the standard band transport model […
It is clear that such a set of coupled equations does not have analytical solutions. A solution …

… To solve these problems, several technological solutions have … the silver selects the wave
vectors that can be transmitted, … as SPP and the power transported into the solitonic channel. …

… The solutions are then used to highlight the spatial filtering … to Kukhtarev’s band transport
model, such as beam fanning [… , mathematical terms that are vectors will have the accent mark …

… induction writing technique on photorefractive SBN crystals. (d… modes at different transversal
wave vectors have a different … , one of the two bands flattens and transport is reduced quite …

… The red arrows indicate the primitive translation vectors e 1 … of optical lattice induction in
photorefractive crystals 25,26 . The … transport associated with higher-order bands, as well as …