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Top Questions
9
votes
Is every spontaneous symmetry breaking connected with a second order phase transition?
phase-transition
symmetry-breaking
bose-einstein-condensate
asked Dec 6, 2017 at 19:32
physics.stackexchange.com
8
votes
Can photons have negative energy?
quantum-field-theory
feynman-diagram
asked Jun 10, 2014 at 17:36
physics.stackexchange.com
8
votes
Protection of the electron mass by chiral symmetry
quantum-field-theory
renormalization
asked Jun 25, 2014 at 13:14
physics.stackexchange.com
8
votes
Is a Schwarzschild solution possible in 3 space-time dimensions?
general-relativity
black-holes
metric-tensor
curvature
spacetime-dimensions
asked Oct 12, 2020 at 14:23
physics.stackexchange.com
7
votes
Shouldn't Charge Conjugation be known as "positive/negative frequency symmetry"?
quantum-field-theory
symmetry
charge-conjugation
asked Oct 3, 2013 at 14:47
physics.stackexchange.com
6
votes
Do Korean airlines still overfly Russia?
air-travel
russia
asked Jul 25, 2022 at 8:41
travel.stackexchange.com
6
votes
Basic question on the Aharonov-Bohm effect
quantum-mechanics
electromagnetism
topology
asked Jul 6, 2014 at 21:32
physics.stackexchange.com
6
votes
Understanding field strength renormalization
quantum-field-theory
renormalization
asked Jul 18, 2018 at 17:17
physics.stackexchange.com
6
votes
Different types of covariant derivatives in Poincare' invariant differential geometry
general-relativity
differential-geometry
gauge-theory
covariance
poincare-symmetry
asked Dec 18, 2018 at 18:03
physics.stackexchange.com
5
votes
Comoving system of expanding or collapsing dust-like particles
general-relativity
reference-frames
metric-tensor
gravitational-collapse
asked Sep 1, 2019 at 15:49
physics.stackexchange.com
1
2
next
Top Answers
17
Can we understand from basic QED, why is the photon electrically neutral?
physics.stackexchange.com
14
Can an electron and a proton be artificially or naturally merged to form a neutron?
physics.stackexchange.com
12
Why did the Bohr Model Successfully calculate some of the energy levels in hydrogen?
physics.stackexchange.com
12
Does energy change with change in position of electron (in quantum model)?
physics.stackexchange.com
12
How do we know that all quantum fields are Fourier transforms of creation and annihilation operators?
physics.stackexchange.com
12
Why do we need to make a tensor for the electromagnetic field?
physics.stackexchange.com
10
Why are phonons bosons if they cannot occupy the same eigenstate?
physics.stackexchange.com
8
Number of gluons inside a proton/neutron
physics.stackexchange.com
8
Currently self-studying QFT and The Standard Model by Schwartz and I'm stuck at equation 1.5 in Part 1 regarding black-body radiation
physics.stackexchange.com
8
The reasoning of the definition of $S$-matrix
physics.stackexchange.com
7
Why can we add counterterms?
physics.stackexchange.com
7
Probability current density confusion
physics.stackexchange.com
7
How can electric wave and magnetic waves have any angle between them?
physics.stackexchange.com
6
What is Weak isospin in Laymans terms?
physics.stackexchange.com
6
Maxwell equations of motion from $S = \frac{-1}{2} \int F \wedge \ast F$
physics.stackexchange.com
6
Proton Antiproton collision
physics.stackexchange.com
6
Are both of these the Dirac Hamiltonian?
physics.stackexchange.com
6
Do virtual particles have negative mass?
physics.stackexchange.com
6
How can we define Magnetic Potential Energy if it is non-conservative?
physics.stackexchange.com
5
Why is spacetime curved by mass but not charge?
physics.stackexchange.com
5
Einstein and Riemann curvature tensor
physics.stackexchange.com
5
Why is $\vert \phi \vert ^2$ infinite in QFT?
physics.stackexchange.com
5
Peskin & Schroeder Chap. 7.1 ultraviolet divergence
physics.stackexchange.com
5
Why don't they use electrons at CERN?
physics.stackexchange.com
5
Does the Dirac equation put charge and spin on the same footing?
physics.stackexchange.com
5
About the spin of elementary particles
physics.stackexchange.com
5
How do particle accelerators like the LHC bend beams of particles?
physics.stackexchange.com
5
How to calculate the period of non-circular orbits?
physics.stackexchange.com
5
Reformulate Einstein equations to make them linear
physics.stackexchange.com
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