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7 Questions

Views Newest Activity Votes

2

7

votes

1

answer

761

views

Strange use of complex analysis in Weinberg QFT 1?

quantum-field-theory scattering integration analyticity

Sep 25 '16 at 21:40 Qmechanic♦ 116k

3

votes

0

answers

147

views

Why does decay of correlations imply absence of order?

statistical-mechanics correlation-functions

Aug 25 '15 at 15:07 s.harp 265

2

votes

2

answers

888

views

Killing field in Minkowski space-time

special-relativity differential-geometry metric-tensor coordinate-systems vector-fields

Dec 30 '15 at 15:27 Community♦ 1

2

votes

1

answer

427

views

Does the Unruh effect really describe a thermal bath?

quantum-field-theory special-relativity statistical-mechanics unruh-effect

Jun 18 '15 at 17:30 cesaruliana 1,796

1

vote

1

answer

108

views

How does a $\Theta$ function arise in this correlator?

quantum-field-theory symmetry-breaking dirac-delta-distributions correlation-functions

May 16 '16 at 15:44 Qmechanic♦ 116k

0

votes

1

answer

192

views

Is it possible to decompose into eigenstates of Dirac Hamiltonian?

quantum-mechanics hilbert-space dirac-equation

Feb 20 '16 at 21:31 Community♦ 1

0

votes

1

answer

796

views

What are the 1PI correlations functions?

quantum-field-theory correlation-functions 1pi-effective-action

Sep 23 '15 at 19:56 Steven Mathey 3,146

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