Timeline for How to illustrate that the energy density of EM waves is NOT frequency dependent?
Current License: CC BY-SA 4.0
5 events
| when toggle format | what | by | license | comment | |
|---|---|---|---|---|---|
| Oct 1, 2021 at 16:54 | answer | added | Claudio Saspinski | timeline score: 2 | |
| Oct 1, 2021 at 7:54 | answer | added | Cyrus Tirband | timeline score: 2 | |
| Oct 1, 2021 at 6:42 | comment | added | Vincent Thacker | Two EM waves with identical electric field amplitude but different frequencies contain different numbers of photons. The one with lower frequency will contain more photons than the one with higher frequency. | |
| Oct 1, 2021 at 4:15 | comment | added | KP99 | E & B in the expression for energy density ($E^2+B^2$) can be sinusoidal (example for plane waves). So the energy density does oscillate with certain frequency (for monochromatic waves). The averaged energy density will be independent of frequency though. | |
| Oct 1, 2021 at 0:02 | history | asked | Adam Herbst | CC BY-SA 4.0 |