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Results tagged with optics
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user 282830
Optics is the study of light, and its interaction with matter. It includes topics such as imaging systems, fiber optics, lasers, quantum optics, and more.
1
vote
Accepted
Why is the carrier diffusion neglected as a consequence of a greater penetration depth of th...
Near the semiconductor surface, there is electric field due to band bending, which drives the photoelectron-hole pairs diffuse in opposite directions along vertical direction.
When an article make sta …
- 4,314
2
votes
What causes the intensity difference between emission spectrum of different wavelengths for ...
These two examples are of different origins.
The black body spectrum is the results of two factors: Bloltzmann distribuition $e^{-\beta \hbar \omega}$ and the available number of modes between $\nu$ …
- 4,314
4
votes
Accepted
Free-space dyadic Green function
$\nabla \mathbf{R}$ this is vector direct product (or tensor product). A definition in wiki: https://en.wikipedia.org/wiki/Tensor_product.
$$
\vec{\nabla} \vec{R} = \left( \hat{e_1} \frac{\partial}{ …
- 4,314