Energy momentum of massless particles

Ranku
Messages
434
Reaction score
18
Before electroweak symmetry breaking, there were massless particles. Can these massless particles be seen in terms of energy momentum relation ##E = ##c##p##?
 
Physics news on Phys.org
There are still some massless particles today.

E=cp for massless particles, yes.
 
  • Like
Likes   Reactions: vanhees71

Similar threads

Undergrad How Can Photons Be Massless Yet Have Energy According to Einstein's Equations?
  • · Replies 3 ·
Replies
3
Views
3K
Graduate Neutrino decay before electroweak breaking
  • · Replies 1 ·
Replies
1
Views
2K
Graduate Charged particles mass before symmetry breaking
  • · Replies 3 ·
Replies
3
Views
2K
Graduate Is the massless survivor of an SMG gapped phase genuinely chiral?
  • · Replies 11 ·
Replies
11
Views
3K
High School Are massless particles truly massless?
  • · Replies 6 ·
Replies
6
Views
3K
Graduate Why is a glueball not massless, if it's a Goldstone boson?
  • · Replies 16 ·
Replies
16
Views
3K
Undergrad Velocity of Bosons: Massless Particles & Electromagnetic Force
  • · Replies 6 ·
Replies
6
Views
3K
Undergrad How Often Are the Charge and Mass of High-Energy Cosmic Rays Identified?
  • · Replies 4 ·
Replies
4
Views
5K
High School Why is the Higgs boson considered a boson?
  • · Replies 9 ·
Replies
9
Views
3K
High School Can Massless Particles Create Nanotubes That Capture Dark Matter?
  • · Replies 1 ·
Replies
1
Views
2K