query: Is spin an observable quantity for fundamental particles?
positive_passages.docid: 77577
positive_passages.text: How does one experimentally determine chirality, helicity, spin and angular momentum of a fundamental particle?
negative_passages.docid: 39244
negative_passages.text: References on the non-compositeness of the known elementary particles
negative_passages.docid: 37887
negative_passages.text: What does the Pauli Exclusion Principle say about a superposition of spin states?
negative_passages.docid: 151039
negative_passages.text: Why are there no elementary charged, spin-zero particles?
negative_passages.docid: 61021
negative_passages.text: Why bosons have integer spin and fermions have half-integer ones?
negative_passages.docid: 91135
negative_passages.text: Virtual particles and physical laws
negative_passages.docid: 12422
negative_passages.text: Derivation of $E=pc$ for a massless particle?
negative_passages.docid: 13137
negative_passages.text: Why are Hermitian operators linked to observables?
negative_passages.docid: 93714
negative_passages.text: Why do we not have spin greater than 2?
negative_passages.docid: 48584
negative_passages.text: Wave-particle duality
negative_passages.docid: 41470
negative_passages.text: Is the density operator a mathematical convenience or a 'fundamental' aspect of quantum mechanics?
negative_passages.docid: 47268
negative_passages.text: Is all angular momentum quantized?
negative_passages.docid: 74931
negative_passages.text: Are holes a fundamental particle? Are they a real thing or just a construct?
negative_passages.docid: 44953
negative_passages.text: Gauge symmetries and elementary particles
negative_passages.docid: 37358
negative_passages.text: Spin, orbital angular momentum and total angular momentum
negative_passages.docid: 67978
negative_passages.text: Huge confusion with Fermions and Bosons and how they relate to total spin of atom
negative_passages.docid: 115490
negative_passages.text: Is particle superposition reflected in the particle's gravitational footprint?