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  1. 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 …

  2. Quantum mechanics | Definition, Development, & Equations ...

    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 …

  3. What is Quantum Mechanics? Explained Simply

    May 5, 2025 · Quantum mechanics isn’t confined to the lab—it’s woven into the cosmos. It explains the formation of atoms in the early universe, the behavior of stars, and the emission …

  4. Quantum mechanics: Definitions, axioms, and key concepts of ...

    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 …

  5. What is Quantum Mechanics in Simple Terms? Explained for ...

    What is Quantum Mechanics? Quantum mechanics is the branch of physics that studies the behavior of the smallest particles in the universe, such as electrons, photons, and atoms.

  6. Science Simplified: What Is Quantum Mechanics? - SciTechDaily

    Mar 23, 2024 · Quantum mechanics, a field of physics exploring the fundamental nature of matter and energy, reveals phenomena like objects existing in multiple states or places, essential for …

  7. Quantum Mechanics - Learn Physics

    What is Quantum Mechanics? Quantum mechanics is a branch of physics that deals with the behavior of particles on the smallest scales—such as atoms, electrons, and photons.

  8. 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 …

  9. Quantum Mechanics | Principles, Applications & Theory

    May 27, 2024 · Quantum mechanics stands as one of the most intriguing and fundamental branches of physics, delving into the behavior of particles at the atomic and subatomic levels. …

  10. What Is Quantum Physics Or Quantum Mechanics? - Science ABC

    Jun 2, 2024 · Quantum mechanics is the branch of physics that studies the behavior of matter and energy in the presence of an observer. It is the foundation of modern physics and the theory of …