annihilation photon time flight 湮没光子渡越时间

annihilation photon time of flight 湮没光子渡越时间

photon annihilation 光子湮没

annihilation radiation photon 湮没辐射光子

three-photon annihilation 三光子毁灭 ; 三光子湮没

annihilation three-photon 三光子互毁

two-photon annihilation 双光子湮没

one-photon annihilation 单光子湮没

two photon annihilation 双光子湮灭