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Particle number operator

Known as: Number operator, Particle number operators 
In quantum mechanics, for systems where the total number of particles may not be preserved, the number operator is the observable that counts the… 
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Related topics

Related topics

12 relations
Basis (linear algebra)Creation and annihilation operatorsEigenstate thermalization hypothesisFock space

Papers overview

Semantic Scholar uses AI to extract papers important to this topic.
2017
2017
Color Characters for White Hot String Bits
The state space of a generic string bit model is spanned by $N\ifmmode\times\else\texttimes\fi{}N$ matrix creation operators… 
2015
2015
Approximate Coherent States for Nonlinear Systems
2014
2014
Quantum Mechanical Treatment of Optical Amplifiers Based on Population Inversion
Optical amplification in a population-inverted medium is quantum-mechanically described, using the Heisenberg picture. Unlike… 
2010
2010
Spectrum of the Dirac Hamiltonian with the mass hedgehog in arbitrary dimension
It is shown that the square of the Dirac Hamiltonian with the isotropic mass-hedgehog potential in d dimensions is the number… 
2009
2009
Quantum phase problem for harmonic and time-dependent oscillator systems
We address generalized measurements of linear multimode operators and discuss some aspects relevant to constructing angle… 
1995
1995
RIVER3: Simulation of river discharge and sediment transport
1994
1994
Continuous measurements of quantum phase
The question of phase measurement for a quantum oscillator using the quantum non-demolition principle (NDP), which does not need… 
1992
1992
On the q-Analogue of a Black Body Radiation
Quantum algebras [1, 2] have recently attracted a lot of attention in physics. In particular, the realization of the quantum… 
1980
1980
Nuclear Systematics in the Interacting Boson (IBA) Model
Within the framework of the interacting boson approximation, simple analytical formulae are presented for analysing the mass… 
1980
1980
Detection of quantum signals of random phase in thermal noise (Corresp.)
When the phase of the transmittance between a unimodal transmitter and a unimodal receiver is uniformly distributed over (0,2\pi… 
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