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Naima
  • Member for 8 years, 8 months
  • Last seen more than a month ago
  • France (Normandie)
8 votes
1 answer
422 views

Can we do a Wick rotation by an angle not being $\pi/2$?

6 votes
1 answer
592 views

What does QFT say about non-linear processes?

4 votes
1 answer
219 views

AQFT: Can test functions obey the Klein-Gordon equation?

3 votes
1 answer
233 views

Approximate Killing vector field in general relativity

2 votes
2 answers
291 views

Young's double slits with a hole in the screen (Wheeler observer)

2 votes
1 answer
198 views

Why is a spin network a spinfoam's boundary?

2 votes
1 answer
191 views

QFT in stationary curved spacetime

2 votes
1 answer
177 views

Problem of the ideal in the GNS construction

2 votes
1 answer
297 views

Why can't we superpose two quantum vacuum states?

2 votes
3 answers
293 views

Complete proof of Von Neumann's uniqueness theorem

2 votes
0 answers
63 views

Does gravitation (or acceleration) make an observer see squeezed light and squeezed matter?

2 votes
1 answer
100 views

Does the shape of the Higgs mexican hat depend on the temperature of the universe?

2 votes
0 answers
129 views

How to measure a multipartite density matrix?

1 vote
1 answer
106 views

How to move from the aperture to the far screen (from identity to Fourier transform in a smooth way)?

1 vote
1 answer
207 views

Do all continuous gauge theories use Lie groups?

1 vote
1 answer
91 views

How to prove that different squeezed vacua are the ground states of inequivalent CCR representations?

1 vote
3 answers
1k views

What is the difference between pure Bell states and Bell mixed states?

1 vote
1 answer
131 views

Can the inertial observer "see" the Unruh accelerated observer's vacuum?

1 vote
2 answers
139 views

Has this function of density matrices a maximum?

1 vote
0 answers
50 views

Are the ideals in two GNS constructions linked to the equivalence (or not) of the CCR representations?

1 vote
0 answers
86 views

How can we use usual notations in relational quantum mechanics?

1 vote
0 answers
98 views

What is the standard definition of quantum spontaneous symmetry breaking?

1 vote
1 answer
188 views

Wightman axioms. Are test functions injectively mapped to operators

1 vote
1 answer
115 views

Evolution of an event horizon (case of a black hole)

1 vote
1 answer
2k views

Density matrix from Wigner distribution

1 vote
0 answers
69 views

How to describe the strength of gravity in LQG?

0 votes
0 answers
68 views

Is there an observer dependent temperature everywhere in spacetime?

0 votes
1 answer
163 views

Is this the picture of a renormalization group flow?

0 votes
1 answer
34 views

Which path information vs fringe visibility can be explained by Heisenberg principle?

0 votes
1 answer
123 views

Ehrenfest theorem: On which classical circle can we find the electrons in an homogenous magnetic field?