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Top Questions
8
votes
Proof that you can't disentangle two parties if you only operate on one
quantum-mechanics
quantum-information
quantum-entanglement
density-operator
quantum-measurements
asked Oct 24, 2021 at 19:28
physics.stackexchange.com
6
votes
What is meant in condensed matter physics by a “gap” and why is it so important?
quantum-mechanics
quantum-field-theory
energy
hilbert-space
hamiltonian
asked Oct 7, 2021 at 8:32
physics.stackexchange.com
6
votes
Why is the electromagnetic duality an S-duality?
electromagnetism
lagrangian-formalism
string-theory
field-theory
duality
asked Feb 3, 2021 at 12:37
physics.stackexchange.com
6
votes
Canonical commutation relationship with general operators?
quantum-mechanics
operators
commutator
asked Apr 28, 2021 at 23:07
physics.stackexchange.com
5
votes
Why does the "entanglement entropy" provide a necessary and sufficient condition for bipartite entanglement?
quantum-mechanics
statistical-mechanics
quantum-information
entropy
density-operator
asked Aug 9, 2021 at 17:01
physics.stackexchange.com
5
votes
Lindblad equation unitary term (in practice)
quantum-mechanics
quantum-field-theory
statistical-mechanics
condensed-matter
open-quantum-systems
asked Apr 18, 2021 at 17:02
physics.stackexchange.com
5
votes
Chemical potential in canonical partition function
thermodynamics
statistical-mechanics
partition-function
chemical-potential
asked May 20, 2020 at 10:37
physics.stackexchange.com
Top Answers
5
How do you perform a Jordan-Wigner transformation step-by-step?
physics.stackexchange.com
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