George A. Chappell
George A. Chappell is an optical research engineer at LumOptica (Bristol, U.K.) and is principally interested in high-power and novel laser sources, as well as proof-of-concept experiments.
George A. Chappell is an optical research engineer at LumOptica (Bristol, U.K.) and is principally interested in high-power and novel laser sources, as well as proof-of-concept experiments.
![FIGURE 1. Modeling of femtosecond pulse propagation can be achieved by solving the nonlinear Schrödinger equation via COMSOL; the inset is an image of a filament of plasma [2].](https://img.laserfocusworld.com/files/base/ebm/lfw/image/2025/03/67dada65807595e57f0ecc7e-2505lfw_cha_1_web.png?auto=format,compress&fit=crop&q=45&h=139&height=139&w=250&width=250 "FIGURE 1. Modeling of femtosecond pulse propagation can be achieved by solving the nonlinear Schrödinger equation via COMSOL; the inset is an image of a filament of plasma [2].")