The optimized Rayleigh-Ritz scheme for determining the quantum-mechanical spectrum
The origin of quantum nonlocality
The Origin of Separable States and Separability Criteria from Entanglement-breaking Channels
The origin of the algebra of quantum operators in the stochastic formulation of quantum mechanics
The Origin of the Planck's Constant
The paleoclassical interpretation of quantum theory
The Paradoxes of the Interaction-Free Measurement
The Parallel Principle
The Parametric Symmetry and Numbers of the Entangled Class of 2 \times M \times N System
The Parity Bit in Quantum Cryptography
The parity operator in quantum optical metrology
The Particle in the box: Intermode traces in the propagator
The Partition Ensemble Fallacy Fallacy
The Partition Function for the Anharmonic Oscillator in the Strong-Coupling Regime
The Partition Function in the Wigner-Kirkwood expansion
The Parts Determine the Whole except for n-Qubit Greenberger-Horne-Zeilinger States
The Pauli Equation for Probability Distributions
The Pauli equation in scale relativity
The Pauli equation with complex boundary conditions
The Pauli exclusion principle and beyond