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  1. 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" …

  2. Quantum Pain and Orthopedic

    Whether it’s interventional pain management, orthopedic care for the spine and extremities, or specialized foot and ankle treatments, we’re here to enhance your quality of life with the latest …

  3. 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 …

  4. 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 …

  5. 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 …

  6. Quantum Technology Monitor 2025 | McKinsey

    1 day ago · Quantum technology encompasses three subfields: Quantum computing is a new computing paradigm that capitalizes on the laws of quantum mechanics to provide significant …

  7. 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 …

  8. 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. …

  9. Science 101: Quantum Mechanics - Argonne National Laboratory

    So, what is quantum? In a more general sense, the word “ quantum” can refer to the smallest possible amount of something. The field of quantum mechanics deals with the most …

  10. Quantum mechanics - Wikipedia

    Quantum mechanics allows the calculation of properties and behaviour of physical systems. It is typically applied to microscopic systems: molecules, atoms and subatomic particles.