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超连续光发生
释义
超连续光发生
Encyclopedia
理学
后补（2）
释
supercontinuum generation
超连续光发生
激光器输出的激光作用于介质后的频谱远宽于原来带宽的现象。具有一定峰值功率的皮秒或飞秒激光作用于介质时，由于激光强度的瞬时变化，会引起介质对光脉冲自身的相位调制，这种自相位调制效应（SPM）将导致激光的频谱向两边扩展，随着作用区域的增加，光谱会展宽到远宽于原来的带宽，从而形成所谓的“超连续光发生”。
Physics
光学、声学
光学
supercontinuum generation
超连续[光]发生
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radio astrometry
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