A rookie in physics from China

sHimprinten
Messages
3
Reaction score
0
How did you find PF?
Bing search: In fact, I was searching for the answer to the question "Can a rest frame be chosen for the center of momentum for a system of two photos? " in Bing, and the PF pops out.
:partytime:
 
Physics news on Phys.org
Welcome to PF! :smile:
 
Back
Top