Quantum Enhanced Microrheology of a Living Cell
Michael A. Taylor, Jiri Janousek, Vincent Daria, Joachim Knittel,, Boris Hage, Hans-A. Bachor, Warwick P. Bowen
TL;DR
This paper presents a groundbreaking quantum measurement technique that surpasses the noise limit to analyze the internal dynamics of living cells with unprecedented precision.
Contribution
It introduces a quantum-enhanced method for microrheology, enabling sub-shot noise sensitivity in biological measurements, which is a novel application in cellular biophysics.
Findings
Achieved measurement precision beyond the quantum noise limit.
Successfully tracked lipid particles inside a living yeast cell.
Revealed detailed biological dynamics of the cellular cytoplasm.
Abstract
We demonstrate the first biological measurement with precision surpassing the quantum noise limit. Lipid particles within a living yeast cell are tracked with sub-shot noise sensitivity, thereby revealing the biological dynamics of the cellular cytoplasm.
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