A new study determines the efficiency of a single-molecule heat engine by considering a series of ratchets that transfer energy along a network.
Nanophysics
Jul 25, 2023
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Filamentous polymers called microtubules play vital roles in chromosome segregation and molecular transport. An LMU team has now examined how microtubule lengths vary in response to changes in the availability of their protein ...
General Physics
Apr 9, 2018
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Sander Wezenberg, and PhD students Thomas van Leeuwen and Kaja Sitkowska, from the University of Groningen in the Netherlands, spoke to us about their work in chirality and molecular motors, and the seaside scene on the cover ...
Materials Science
Sep 22, 2017
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German scientists have developed a new class of molecular motors that rotate unidirectionally at speeds of up to 1 kHz when exposed to sunlight at room temperature. This unique combination of features opens up novel applications ...
Nanophysics
Sep 29, 2015
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A research group jointly fabricated molecular motors on a metal substrate using supramolecules, and successfully reversed their rotation by rearranging bonding between molecules that constitute a supramolecule.
Nanophysics
Sep 2, 2015
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The motor protein myosin-V, which hauls molecular cargoes around cells by ratcheting along filaments of actin, switches between two different molecular mechanisms of movement depending on the environment. This finding by ...
Cell & Microbiology
Dec 21, 2012
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Interdisciplinary research between biology and physics aims to understand the cell and how it organizes internally. The mechanisms inside the cell are very complicated. LMU biophysicist Professor Erwin Frey, who is also a ...
Cell & Microbiology
Nov 7, 2011
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A new study reveals how molecular motors that power important subcellular movements can generate cyclical motion. The research, published by Cell Press in the December issue of the Biophysical Journal, opens a new door to ...
Cell & Microbiology
Dec 2, 2009
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