Finding particles in the classically forbidden regions
58358
Can a particle be physically observed inside a quantum barrier?
154019
Simulation of interacting particles
109700
Using Mathematica to find poles of Gamma functions
1330
Fermions, different species and (anti-)commutation rules
147175
Why are the 'color-neutral' gluons confined?
86295
Creation and annihilation operators in the hydrogen atom
152528
Bound states in QED
215
Spinor dotted and undotted indices
128937
Lie theory and particle physics
156863
Uncertainty Principle for a Totally Localized Particle
12433
How do $\pi^0$ particles exist?
50324
Where to find cross section data for $e^{-}$ + $p$ $\longrightarrow$ $p$ + $e^{-}$?
100098
Chemical potential of particles with zero mass
14203
Finding the creation/annihilation operators
78916
Particles entangled after the big bang
144311
Getting particles from fields: normalization issue or localization issue?
31390
What prevents photons from getting mass from higher order Feynman diagrams