Question 5 ZnSe is a direct gap semiconductor with a band gap of 2.87 eV. Calculate the binding energy and Bohr radius of a free excitons, and also the wavelength of the free excitonic transition. The electron and hole effective masses and dielectric constant are m; = 0.28m,, m; = 0.49m.. and €,= 9.6, respectively.
Question 5 ZnSe is a direct gap semiconductor with a band gap of 2.87 eV. Calculate the binding energy and Bohr radius of a free excitons, and also the wavelength of the free excitonic transition. The electron and hole effective masses and dielectric constant are m; = 0.28m,, m; = 0.49m.. and €,= 9.6, respectively.
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ZnSe is a direct gap semiconductor with a band gap of 2.87 eV. Calculate the binding energy
and Bohr radius of a free excitons, and also the wavelength of the free excitonic transition. The
electron and hole effective masses and dielectric constant are m; = 0.28mo, m; = 0.49m,. and
€,= 9.6, respectively.
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