noun
light pressure; radiation pressure
Physics term for the pressure exerted by electromagnetic radiation on a surface. Used in contexts such as solar sails, optical tweezers, and laser cooling.
光圧を利用して宇宙船を加速する研究が進んでいる。
Research is progressing on using light pressure to accelerate spacecraft.
レーザー光の光圧で微粒子を捕捉する技術を光ピンセットという。
The technique of trapping microparticles with the radiation pressure of laser light is called optical tweezers.