
Quantum mechanics - Wikipedia
Quantum mechanics is the fundamental physical theory that describes the behavior of matter and of light; its unusual characteristics typically occur at and below the scale of atoms. [2]: 1.1 It is the …
What is Quantum Physics? A Beginner’s Guide
Apr 28, 2025 · For the beginner, quantum physics may seem like stepping into a dream where the rules are upside down. But as with any great journey, the more you explore, the more you realize that the …
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.
Quantum mechanics | Definition, Development, & Equations | Britannica
Nov 14, 2025 · Quantum mechanics, science dealing with the behavior of matter and light on the atomic and subatomic scale. It attempts to describe and account for the properties of molecules and atoms …
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.
Science 101: Quantum Mechanics - Argonne National Laboratory
Although we don’t see these types of things in our everyday lives, similar curiosities appear to exist all around us in the fundamental behavior of our universe and its smallest building blocks. These …
What Is Quantum Theory? - BYJU'S
Quantum theory is a theory in physics based on the division of radiant energy into finite quanta and is used in a variety of processes requiring energy transfer or transformation on an atomic or molecular …
What Is Quantum Theory? - Dataconomy
Aug 11, 2025 · Quantum theory, also known as quantum mechanics, is the fundamental framework of modern physics that describes the behavior of matter and energy at the subatomic level.
Science Simplified: What Is Quantum Mechanics? - SciTechDaily
Mar 23, 2024 · Quantum mechanics is a theory that deals with the most fundamental bits of matter, energy and light and the ways they interact with each other to make up the world. This landmark …
Quantum physics explained | Feature from King's College London
Apr 14, 2025 · "Quantum theory began in the early 20th century when physicists explored links between heat, electricity, and magnetism. Planck discovered that reconciling differences between these …