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The energy of a photon of sodium light (...

The energy of a photon of sodium light `(lambda=589 nm)`equal the band gap of a semiconducting material.(a)Find the minimum energy E requried to create a hole-electron pair.(b)Find the value of `E//kT`at a temperature of 300K.

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To solve the problem step by step, we will break it down into two parts as per the question. ### Part (a): Finding the Minimum Energy \( E \) Required to Create a Hole-Electron Pair 1. **Identify the relationship between photon energy and wavelength**: The energy of a photon can be calculated using the formula: \[ E = \frac{hc}{\lambda} ...
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