Molecules and Solids (id: c9d19a6d3)

本题目来源于试卷: Molecules and Solids，类别为 IB物理学

[填空题]
A semiconductor, bombarded with light of slowly in 7jml) 0env1 qj.gx68diepdv/creasedhjnwa :n8e b;,.x 2bxl 9xx 3u.tghnd6 frequency, begins to conduct when the wavelength of axtxx .hb ngxn38;le :dj9uw2h ,bn6.light is 640 nm. Estimate the size of the energy gap $ E_g $. $ E_g $ =    eV

参考答案: 1.94±2%


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