Difference between revisions of "Forest ModernPhysics"
Jump to navigation
Jump to search
Line 1: | Line 1: | ||
− | =Matter Waves = | + | =Matter Waves (Wave Particle Duality)= |
+ | |||
+ | |||
+ | Special relativity said that | ||
+ | |||
+ | <math>E = pc</math> if m=0 | ||
+ | |||
+ | |||
+ | Plank said that | ||
+ | |||
+ | <math>E= hf</math> | ||
+ | |||
+ | Combining the two we have | ||
+ | |||
+ | <math> p=\frac{E}{c} = \frac{ h f}{c}</math> | ||
+ | |||
+ | <math>\Rightarrow</math> photons have momentum like a particle (mv) | ||
==Davisson and Germer== | ==Davisson and Germer== |