質(zhì)量為me的電子被電勢(shì)差為U的電場(chǎng)加速,如果考慮相對(duì)論效應(yīng),試證其德布羅意波長(zhǎng)為:
求出實(shí)物粒子德布羅意波長(zhǎng)與粒子動(dòng)能EK和靜止質(zhì)量m0的關(guān)系,并得出: EK<0c2時(shí), EK>>m0c2時(shí),λ≈hc/EK.