List of Effects - P

P

• Partner effects (economics) (sociology)
• Paschen–Back effect (atomic physics) (atomic, molecular, and optical physics) (magnetism)
• Pasteur effect (beer and brewery) (biochemistry) (fermentation) (metabolism)
• Paternal effect – see: maternal effect (developmental biology)
• Pauli effect (experimental physics) (parapsychology) (psychokinesis)
• Payne effect (rubber properties)
• Pearson–Anson effect (electronics)
• Peltier–Seebeck effect (thermoelectric effect) (electricity) (HVAC) (physical phenomena) (thermodynamics)
• Peltzman effect (economics of regulation) (University of Chicago)
• Penn effect (economics effects)
• Petkau effect (radiobiology)
• Phaser (effect) (audio effects) (effects units)
• Phillips effect (employment) (inflation)
• Photoacoustic Doppler effect (Doppler effects) (radar signal processing) (radio frequency propagation) (wave mechanics)
• Photoelectric effect (Albert Einstein) (electrical phenomena) (foundational quantum physics)
• Photorefractive effect (nonlinear optics)
• Photothermal effect (particle physics) (photochemistry) (physics)
• Physical effect (physics)
• Picture superiority effect (cognitive biases) (educational psychology) (memory biases) (psychological theories)
• Piezoresistive effect (electrical phenomena)
• Pigou effect (economics effects)
• Placebo effect (bioethics) (clinical research) (experimental design) (history of medicine) (Latin medical phrases) (Latin words and phrases) (medical ethics) (medical terms) (medicinal chemistry) (mind–body interventions) (pharmacology) (psychological theories) (research methods) (theories)
• Plasma effect (demo effects)
• Plateau effect (systems science) (metaphors referring to places)
• Pockels effect (cryptography) (nonlinear optics) (polarization)
• Polar effect (physical organic chemistry)
• Polar effect (genetics) (genetics)
• Pontoon effect (naval architecture)
• Portevin–Le Chatelier effect (engineering) (materials science)
• Position-effect variegation (genetics)
• Positivity effect (aging) (cognition) (cognitive biases) (memory) (memory biases) (psychological theories) (psychology)
• Poynting effect (gases)
• Poynting–Robertson effect (celestial mechanics)
• Practical effect (special effects)
• Pratfall effect (psychology)
• Precedence effect (acoustics) (sound perception)
• Primakoff effect (particle physics)
• Priority effect (ecology)
• Probe effect (software development philosophies) (system administration)
• Proximity effect (atomic physics) (nuclear physics) (physics)
• Proximity effect (audio) (acoustics)
• Proximity effect (electromagnetism) (electrical engineering)
• Proximity effect (electron beam lithography) (condensed matter physics)
• Proximity effect (superconductivity) (superconductivity)
• Pseudocertainty effect
• Pulfrich effect (3D imaging) (optical illusions)
• Purkinje effect (optical illusions) (perception) (vision)
• Pygmalion effect (cognitive biases)