Tim

Member for 9 years
Last seen more than 4 years ago

Berlin

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quantum-field-theory

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26

Is there a mathematical reason for the Lagrangian to be Lorentz invariant?

Dec 1, 2014

20

Vector spaces for the irreducible representations of the Lorentz Group

Nov 29, 2014

18

Why is the "actual" gauge group of the standard model $SU(3) \times SU(2) \times U(1) /N$?

Apr 16, 2015

17

Why is the strong CP term $ \theta \frac{g^2}{32 \pi^2} G_{\mu \nu}^a \tilde{G}^{a, \mu \nu}$ never considered for $SU(2)$ or $U(1)$ interactions?

Apr 16, 2015

15

Do electrons oscillate into muons just like electron-neutrinos into muon-neutrinos?

Apr 15, 2015

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8

What is a complete book for introductory quantum field theory?

Jan 30, 2015

7

A No-Nonsense Introduction to Quantum Field Theory

Jun 20, 2015

4

Textbook on group theory to be able to start QFT

Jun 20, 2015

1

Normal ordering for a two fermion case

Nov 29, 2014

1

Can the vacuum energy be made finite with quantized space

Dec 2, 2014

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+10

Vector spaces for the irreducible representations of the Lorentz Group

+20

Why does the minus sign in the Minkowski metric mean that nothing can move backwards in time?

+20

Is there a mathematical reason for the Lagrangian to be Lorentz invariant?

+10

Why is the strong CP term $ \theta \frac{g^2}{32 \pi^2} G_{\mu \nu}^a \tilde{G}^{a, \mu \nu}$ never considered for $SU(2)$ or $U(1)$ interactions?

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