EPR

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EPR may refer to:

Science and technology

• EPR (nuclear reactor), a third-generation pressurized-water nuclear reactor design
• EPR paradox (Einstein–Podolsky–Rosen paradox), a topic in quantum physics and the philosophy of science concerning the measurement and description of microscopic systems
• Earth potential rise, the occurrence of a large current flowing to earth through an earth grid impedance
• East Pacific Rise, a mid-oceanic ridge, a divergent tectonic plate boundary located along the floor of the Pacific Ocean
• Electron paramagnetic resonance spectroscopy, a technique for studying chemical species that have one or more unpaired electrons
• Engine pressure ratio, a ratio of pressure used in gas turbine engine monitoring and control
• Enhanced permeability and retention effect, the property by which certain sizes of molecules tend to accumulate in tumor tissue
• Ethylene propylene rubber, an insulation used for high voltage cables
• Yevpatoria RT-70 radio telescope (Evpatoria planetary radar), a planetary radar at the Center for Deep Space Communications, Yevpatoria, Crimea, Ukraine
• Bernays–Schönfinkel class or effectively propositional, in mathematics
• Endpoint Reference, an XML structure encapsulating information useful for addressing a message to a Web service; See WS-Addressing
• Emergency Preservation and Resuscitation, a medical procedure
• Electronic health record (also electronic patient record), a medical record in digital format

Organisations

• EPR Architects, a London-based architectural practice
• European Platform for Rehabilitation, a network of European providers of rehabilitation services
• Popular Revolutionary Army (Spanish: Ejército Popular Revolucionario), a leftist guerrilla movement in Mexico
• Popular Regular Army (Spanish: Ejército Popular Regular), a provisional army in the wake of the Spanish coup of July 1936
• East Pakistan Rifles, former name of Border Guards Bangladesh
• Energy Power Resources, a renewable energy company in the UK operating facilities such as the Glanford Power Station

Environment

• UNECE Environmental Performance Reviews, an assessment process to evaluate the progress made by individual countries in improving their environmental policies
• Environmental pricing reform, the process of adjusting market prices to include environmental costs and benefits
• Extended producer responsibility, a strategy designed to promote the integration of environmental costs associated with goods

Other uses

• Enlisted Performance Report, an evaluation form used by the United States Air Force
• Esperance Airport (IATA code), an airport in Australia
• Performance appraisal (also employee performance review), the process of evaluating employee performance