Results 91 to 100 of about 224,066 (166)

Marine Conservation Leadership: Does Australia Walk the Talk?

open access: yesConservation Letters, Volume 18, Issue 5, September/October 2025.
ABSTRACT The conservation of Australia's extraordinary marine biodiversity has been prominently championed over the past three decades by successive Federal and State Governments, who have consistently portrayed the nation as a global leader in marine protection. Here, we question whether this reputation is justified.
Carissa Klein   +11 more
wiley   +1 more source

Chemically Fueled Active Transport

open access: yesAngewandte Chemie International Edition, Volume 64, Issue 27, July 1, 2025.
We report a synthetic system that uses chemical potential differences similar to biological systems to transport small molecules across a hydrophobic barrier against a concentration gradient. Instead of a complex pumping machinery, transport happens through the transient activation of transporter molecules.
Christine M. E. Kriebisch   +6 more
wiley   +1 more source

DEM simulation of the granular Maxwell’s Demon under zero gravity

open access: yesEPJ Web of Conferences, 2017
In this work, granular segregation in a two-compartment cell (Maxwell’s Demon) under zero gravity is studied numerically by DEM simulation for comparison with the experimental observation in satellite SJ-10.
Wang Wenguang   +3 more
doaj   +1 more source

Maxwell’s Demon in MLP-Mixer: towards transferable adversarial attacks

open access: yesCybersecurity
Models based on MLP-Mixer architecture are becoming popular, but they still suffer from adversarial examples. Although it has been shown that MLP-Mixer is more robust to adversarial attacks compared to convolutional neural networks (CNNs), there has been
Haoran Lyu   +5 more
doaj   +1 more source

Memoryless Thermodynamics? A Reply

open access: yes, 2015
We reply to arXiv:1508.00203 `Comment on "Identifying Functional Thermodynamics in Autonomous Maxwellian Ratchets" (arXiv:1507.01537v2)'.Comment: 4 pages; http://csc.ucdavis.edu/~cmg/compmech/pubs/MerhavReply ...
Boyd, Alexander B.   +2 more
core  

Universal validity of the second law of information thermodynamics

open access: yesnpj Quantum Information
Adiabatic measurements, followed by feedback and erasure protocols, have often been considered as a model to embody Maxwell’s Demon paradox and to study the interplay between thermodynamics and information processing.
Shintaro Minagawa   +4 more
doaj   +1 more source

A quantum Szilard engine without heat from a thermal reservoir

open access: yesNew Journal of Physics, 2017
We study a quantum Szilard engine that is not powered by heat drawn from a thermal reservoir, but rather by projective measurements. The engine is constituted of a system ${ \mathcal S }$ , a weight ${ \mathcal W }$ , and a Maxwell demon ${ \mathcal D }$
M Hamed Mohammady, Janet Anders
doaj   +1 more source

Macroscopic Manifestation of Microscopic Entropy Production: Space-Dependent Intermittence

open access: yes, 2000
We study a spatial diffusion process generated by velocity fluctuations of intermittent nature. We note that intermittence reduces the entropy production rate while enhancing the diffusion strength.
Grigolini, Paolo   +2 more
core  

Role of measurement-feedback separation in autonomous Maxwell's demons

open access: yesNew Journal of Physics, 2015
We introduce an information heat engine that is autonomous (i.e., without any time-dependent parameter) but has separated measurement and feedback processes.
Naoto Shiraishi   +3 more
doaj   +1 more source

Identifying functional thermodynamics in autonomous Maxwellian ratchets

open access: yesNew Journal of Physics, 2016
We introduce a family of Maxwellian Demons for which correlations among information bearing degrees of freedom can be calculated exactly and in compact analytical form.
Alexander B Boyd   +2 more
doaj   +1 more source

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