SEARCH Articles Figures Tables A Projection Operators in Quantum Statistical Mechanics Angular momentum quantum-mechanical operators Computational quantum mechanics operators Expanding Our View of Coherence Quantum Mechanics and Spherical Operators Expressing Quantum-Mechanical Operators in Second Quantization Hamiltonian operator computational quantum mechanics Hamiltonian operator quantum-mechanic Mechanical operations Momentum operator quantum mechanical Operation Mechanism Operator, in quantum mechanics Operators and Quantum Mechanics Quantum mechanical density operator Quantum mechanical density operator coherences Quantum mechanical operator Quantum mechanics projection operators Quantum mechanics wave operator Second Quantized Representation of Quantum Mechanical Operators