Wave particle duality
11602
Validity of naively computing the de Broglie wavelength of a macroscopic object
86967
The concept of particle in QFT
103910
Massless string Paradox
124763
Distinguishing identical particles
89796
How should I prove the duality?
138832
Expansion coefficients of an arbitrary state in the Hilbert space of one-particle states
78028
Inexact measurement and wavefunction collapse
82135
Lagrangian to Hamiltonian in Quantum Field Theory
29688
Why are scattering matrices unitary?
145626
Normalisation of free particle wavefunction
78916
Particles entangled after the big bang
26817
Quantum Field Theory from a mathematical point of view
83175
Infinitesimal transformations for a relativistic particle
63089
Particle in infinite potential well which is doubled in size at $t_0$
34788
Lagrangian for relativistic massless point particle
89528
Formalizing Quantum Field Theory
148541
Quantization of a particle on a spherical surface