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範例:光量子論之應用

一單色光的點光源均勻向各方向輻射波長500nm的單色光,若其功率為100W,則(1)每一光子的能量若干?(2)光源每秒發射的光子數為若干?(3)距光源1m處,垂直於光線的表面上,每單位面積在一秒內抵達的光子數若干?(4)承上題,若光照於平面鏡而完全反射時,鏡面所受光壓為何?


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By admin – 2010 年 05 月 14 日

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