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Quantum-field-theory
New post in Quantum-field-theory
Path integral for particle with spin and Dirac propagator
January 12th, 2020
gauge-invariance
fermions
path-integral
quantum-field-theory
What is the 2-point correlation function of the electron field in QED?
August 6th, 2020
quantum-field-theory
specific-reference
quantum-electrodynamics
How do collisions of fundamental particles produce different fundamental particles?
March 22nd, 2020
quantum-field-theory
particle-physics
collision
energy
Is reparameterization invariance some kind of gauge symmetry?
August 1st, 2022
gauge-symmetry
gauge-invariance
quantum-field-theory
The relation between anomalous dimensions and renormalization constants
June 9th, 2020
quantum-field-theory
research-level
dimensional-regularization
renormalization
How does the strong force increase in attraction as particles move farther away?
March 15th, 2021
strong-force
quantum-field-theory
particle-physics
quantum-chromodynamics
Why is stringless supergravity not considered by many to be a candidate theory of quantum gravity?
January 23rd, 2020
particle-physics
quantum-mechanics
supergravity
quantum-field-theory
Is the S-Matrix the only quantum field observable?
February 3rd, 2020
quantum-field-theory
Is quantum field theory defined by its lattice regularization?
August 1st, 2022
quantum-field-theory
Spinning Tachyons
August 1st, 2022
quantum-field-theory
tachyon
Representation of the Galileo Group and Central Charges
August 1st, 2022
quantum-field-theory
group-representations
What is a quark condensate?
August 1st, 2022
quantum-field-theory
particle-physics
standard-model
symmetry-breaking
quarks
Grand canonical hamiltonian and thermodynamic ensembles
August 1st, 2022
quantum-mechanics
quantum-field-theory
statistical-mechanics
condensed-matter
Why is the distinction between Mott Insulators and Charge Transfer Insulators important?
August 1st, 2022
quantum-field-theory
condensed-matter
solid-state-physics
many-body
quantum-chemistry
Why can we add counterterms?
January 25th, 2020
quantum-field-theory
lagrangian-formalism
renormalization
perturbation-theory
Strong empirical falsification of quantum mechanics based on vacuum energy density
March 14th, 2020
quantum-mechanics
quantum-field-theory
energy
vacuum
cosmological-constant
What does QFT "get right" that QM "gets wrong"?
August 19th, 2022
quantum-mechanics
quantum-field-theory
$(\frac{1}{2},\frac{1}{2})$ representation of $SU(2)\otimes SU(2)$
January 17th, 2020
quantum-field-theory
special-relativity
group-theory
group-representations
lorentz-symmetry
Renormalizing QED with on-shell fermions
May 21st, 2020
quantum-field-theory
quantum-electrodynamics
renormalization
A question about causality and Quantum Field Theory from improper Lorentz transformation
April 2nd, 2020
quantum-field-theory
commutator
causality
How can we measure chirality in experiments?
September 19th, 2020
quantum-field-theory
quantum-spin
group-theory
chirality
helicity
Are the path integral formalism and the operator formalism inequivalent?
August 1st, 2022
quantum-field-theory
operators
path-integral
Jordan-Wigner transformation v.s. Bosonization
May 8th, 2020
quantum-field-theory
condensed-matter
solid-state-physics
lattice-model
bosonization
First quantization vs second quantization
August 17th, 2020
quantum-field-theory
terminology
history
second-quantization
quantization
Majorana zero mode in quantum field theory
August 1st, 2022
condensed-matter
research-level
specific-reference
quantum-field-theory
Using supersymmetry outside high energy/particle physics
January 23rd, 2020
supersymmetry
mathematical-physics
quantum-field-theory
What does the concept of phase space mean in particle physics?
August 19th, 2022
quantum-mechanics
quantum-field-theory
particle-physics
statistical-mechanics
terminology
Causality and anti-particles
April 22nd, 2020
causality
antimatter
quantum-field-theory
Left and Right-handed fermions
June 28th, 2020
experimental-physics
particle-physics
quantum-field-theory
standard-model
What is a chiral field?
September 20th, 2020
topological-field-theory
field-theory
quantum-field-theory
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