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Pascal's law
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Path integral formulation
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Pauli exclusion principle
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Penrose–Hawking singularity theorems
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Percolation Theory
Peres metric
Perey, Marguerite
Perimeter Institute for Theoretical Physics
Perot, Alfred
Perrin, Jean Baptiste
Peter Debye Award
Petit, Alexis Thérèse
PETRA
Phase conjugation
Phase transition
Phillips, William Daniel
Philosophical Magazine
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Platinum
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Podolsky, Boris
Pohl, Robert
Polarization
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Polonium
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Procopiu, Stefan
Progress in Physics
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Propagation of light in non-inertial reference frames
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