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Results tagged with electromagnetic-radiation
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user 11645
Propagating solutions to Maxwell’s equations in classical electromagnetism and real photons in quantum electrodynamics. A superset of thermal-radiation.
5
votes
Are the Properties of the EM Spectrum Fluid?
For the specific case of gamma/x-rays, one way to look at them is by the relative cross sections of the ways they can interact with matter. Here (from wikipedia) is a graph of such a thing for high en …
- 1,369
3
votes
Difference between electromagnetic radiation (EMR) and Electromagnetic Field?
hv is the energy per photon, the power radiated is essentially this times the number of photons emitted per second, so a constant frequency antenna with variable power is emitting a variable number of …
- 1,369