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Revising Carnot Principle: New Insights on Quantum Engines

10/17/2025

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Summary

Story summary

Physicists at the University of Stuttgart show Carnot principle does not apply to correlated objects at the atomic scale.
The study, published in Science Advances, is led by Professor Eric Lutz of the University of Stuttgart and Dr. Milton Aguilar.
Nicolas Léonard Sadi Carnot's 1824 principle requires revision for microscopic quantum machines.
The authors describe a new framework for understanding small-scale engine efficiency and potential quantum motors.

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Story summary

Physicists at the University of Stuttgart show Carnot principle does not apply to correlated objects at the atomic scale.
The study, published in Science Advances, is led by Professor Eric Lutz of the University of Stuttgart and Dr. Milton Aguilar.
Nicolas Léonard Sadi Carnot's 1824 principle requires revision for microscopic quantum machines.
The authors describe a new framework for understanding small-scale engine efficiency and potential quantum motors.