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Search options not deleted user 171182

The special theory of relativity describes the motion and dynamics of objects moving at significant fractions of the speed of light.

21 votes
2 answers
12k views

Ultra-relativistic gas

What is the physical significance of the relation $E=3NkT$ for classical ultra-relativistic gas? Why is it greater than ideal gas for which $E=(3/2)NkT$?
pinaki nayak's user avatar
1 vote

Direct Product vs Tensor Product

In both the cases the author is talking about direct product. Addition of two angular momentums $j_1$ and $j_2$ is represented using the direct product of the two angular momentum spaces. The wave fun …
pinaki nayak's user avatar