Femtosecond laser pulses, with durations on the order of 10⁻¹⁵ seconds, have transformed the landscape of ultrafast optics by enabling the exploration of rapid light–matter interactions. The dynamics ...
LS-CUP for time-resolved 2D imaging of laser-induced flame signals. (a) Photograph of the studied flame. The regions of investigation at heights h1 and h2 are labeled. (b) Illustrations of four ...