
Quantum - Wikipedia
In physics, a quantum (pl.: quanta) is the minimum amount of any physical entity (physical property) involved in an interaction. The fundamental notion that a property can be "quantized" …
Quantum | Definition & Facts | Britannica
May 31, 2025 · Quantum, in physics, discrete natural unit, or packet, of energy, charge, angular momentum, or other physical property. Light, for example, appearing in some respects as a …
What Is Quantum Physics? - Caltech Science Exchange
Quantum physics is the study of matter and energy at the most fundamental level. It aims to uncover the properties and behaviors of the very building blocks of nature. While many …
Quantum mechanics: Definitions, axioms, and key concepts of quantum …
Apr 29, 2024 · Quantum mechanics, or quantum physics, is the body of scientific laws that describe the wacky behavior of photons, electrons and the other subatomic particles that make …
Quantum Technology Monitor 2025 | McKinsey
3 days ago · Quantum technology encompasses three subfields: Quantum computing is a new computing paradigm that capitalizes on the laws of quantum mechanics to provide significant …
What is quantum theory? | Definition from TechTarget
Dec 23, 2024 · Quantum theory, or quantum mechanics, is the theoretical basis of modern physics that explains the nature and behavior of matter and energy on the subatomic level. …
DOE Explains...Quantum Mechanics | Department of Energy
Quantum mechanics is the field of physics that explains how extremely small objects simultaneously have the characteristics of both particles (tiny pieces of matter) and waves (a …
Quantum - definition of quantum by The Free Dictionary
A unit of energy, especially electromagnetic energy, that is the smallest physical quantity that can exist on its own. A quantum acts both like a particle and like an energy wave. Photons are …
Quantum for dummies: the basics explained | Engineering and …
Apr 16, 2019 · Professor Alan Woodward from the University of Surrey attempts to demystify the quantum world by explaining key terminology and theory. Which atoms and particles does …
Quantum Physics Introduction for Beginners
In this quantum physics introduction for beginners, we will explain quantum physics, also called quantum mechanics, in simple terms. Quantum physics is possibly the most fascinating part of …