Effective mass (m*) is defined as: where x, y, z are the directions in the reciprocal Cartesian space (2π/A), En(k) is the dispersion relation for the n-th electronic band. The explicit form of the ...

A repository for fast feedforward (FFF) networks. Fast feedforward layers can be used in place of vanilla feedforward and mixture-of-expert layers, offering inference time that grows only ...