: the system of electrons surrounding the nucleus of an atom
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These new X-ray pulses are fast enough to eventually enable scientists to answer questions such as how exactly an electron cloud moves around and what a chemical bond actually is.—Thomas Linker, The Conversation, 15 Oct. 2025 This negative capacitance response effectively amplifies the gate control, helping the transistor’s 2D electron cloud accumulate charge and boosting the on-state current.—IEEE Spectrum, 28 July 2025 Oxygen’s electron cloud is also relatively thin compared to other elements.—Laura Poppick, Rolling Stone, 30 June 2025 If the device touches another material, electrons transfer between their overlapping electron clouds to generate triboelectric electricity.—Andrew Paul, Popular Science, 25 Sep. 2024 Shielded by the electron cloud, the nucleus is less susceptible to noises in the environment.—Shi En Kim, Smithsonian Magazine, 23 Sep. 2024
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