Molecules and Solids (id: 69f4f07e8)

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

[填空题]
At what wavelength will an urui 8e8nsax 7y)mh(e+;ckb21fv)n ik 2c.vrv.sug .LED radiate if made from a material with an energy gap1nv.) ikrsgcvuvf2. . $ E_g = 1.4\ \text{eV} $? $\lambda $ =    $\mu m$

参考答案: 0.89±2%


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