The fastest possible speed of sound (vᵤ) in condensed matter has been derived from fundamental physical constants. Expressed in terms of the fine structure constant (α), the proton-to-electron mass ratio (mₚ/mₑ), and the speed of light (c): vᵤ = αc(2mₚ/mₑ)^(-½) ≈ 36.1 km/s - discu.eu

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The fastest possible speed of sound (vᵤ) in condensed matter has been derived from fundamental physical constants. Expressed in terms of the fine structure constant (α), the proton-to-electron mass ratio (mₚ/mₑ), and the speed of light (c): vᵤ = αc(2mₚ/mₑ)^(-½) ≈ 36.1 km/s https://advances.sciencemag.org/content/6/41/eabc8662 12 comments 10/10/2020 science

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Researchers Find The Upper Limit For The Speed Of Sound https://atomstalk.com/news/researchers-found-upper-limit-for-the-speed-of-sound/ 7 comments

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