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, bom.-k5hh nzdgd,2( bgx jbard8yfvm87q,z0 y v gaz9xed with light of slowly increased frequency, begins to conduct when the wavelength of light is 640 nm. Estim qy8xmz7 faz9gv ,y8v0ate the size of the energy gap $ E_g $. $ E_g $ =    eV

参考答案: 1.94±2%


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