| 单词 | energy band |
| 释义 | > as lemmasenergy band energy band n. Physics a set of energy levels, forming a range with no significant gaps, which electrons in a given solid can occupy. ΘΚΠ the world > matter > physics > atomic physics > particle physics > particle avoiding strong interaction > electron > [noun] > kinetic energy of electrons > set of energy levels energy band1931 1930 P. M. Morse in Physical Rev. 35 1311 Bands of allowed energies which may or may not be separated from their neighbors by bands of forbidden energies.] 1931 A. H. Wilson in Proc. Royal Soc. A. 134 279 In this case the main function of the impurities is to provide electrons for the upper unoccupied energy bands of the crystal. 1984 D. C. Giancoli Gen. Physics xli. 813 The energy bands in semiconductors play an important role for transistors and diodes. 2012 P. Hertel Continuum Physics iv. 170 With increasing temperature, more and more electrons can jump from the lower almost filled energy band to the higher almost empty energy band. < as lemmas |
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