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物質波

出自維基百科,自由嘅百科全書

物質波matter wave)係源自量子力學嘅一個概念,意思係指物質冚唪唥都具有波動嘅特性,例如一束電子可以好似一束(波動嘅一種)噉出現繞射嘅行為。

物質波嘅諗頭係由法國物理學家路易斯·德布羅意(Louis de Broglie)提出嘅。佢仲提出咗所謂嘅德布羅意假說(De Broglie hypothesis)同埋德布羅意波長(De Broglie wavelength)嘅概念。德布羅意波長係一嚿有質量粒子嘅「波長」,德布羅意波長()可以用以下嘅式計:

當中 普朗克常數,而 就係粒粒子嘅動量


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