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  1. Atom - Wikipedia

    Though the word atom originally denoted a particle that cannot be cut into smaller particles, in modern scientific usage the atom is composed of various subatomic particles.

  2. Atom

    Dec 15, 2022 · Atom is a desktop application built with HTML, JavaScript, CSS, and Node.js integration. It runs on Electron, a framework for building cross platform apps using web technologies. Atom is …

  3. Atom | Definition, Structure, History, Examples, Diagram, & Facts ...

    Jan 31, 2026 · An atom is the smallest unit into which matter can be divided without the release of electrically charged particles. It also is the smallest unit of matter that has the characteristic …

  4. What Is an Atom? Atom Definition - Science Notes and Projects

    Nov 19, 2023 · An atom is the basic building block of matter, consisting of protons, neutrons, and electrons. An atom is the smallest unit of matter that forms a chemical element and cannot be …

  5. Atom Grants - Middlebury

    Atom is an AI-powered platform that streamlines the grant search process through the use of customized queries that match researcher profiles and interests with grant opportunities.

  6. What is an Atom? - International Atomic Energy Agency

    Jan 5, 2026 · Atoms are the building blocks of matter. Everything around us — from air and water, to rocks, plants and animals — as well as everything within our bodies, is made up of atoms. They are …

  7. Atom - Definition, Discovery, Structure, Components and Atomic Size ...

    Feb 1, 2026 · Atoms are the building blocks of matter. They are the smallest particles of an element that still have the element's properties. Elements, in turn, are pure substances—such as nickel, …

  8. Atom: Definition, Structure, & Parts with Labeled Diagram

    Feb 29, 2024 · What is an atom, who discovered it, & what are they made of? Learn facts, meanings, structure, & parts with examples & pictures or atoms.

  9. What is Atom? - GeeksforGeeks

    Jul 23, 2025 · Atoms are defined as the smallest particle that can exist independently in nature and can participate in a chemical reaction. Atoms are the building block of all the matter in the universe. The …

  10. What is an atom ? | Nuclear Regulatory Commission - NRC

    Anything that has a mass—in other words, anything that occupies space—is composed of atoms. While its name originally referred to a particle that couldn't be divided any more—the smallest thing …