Results 41 to 50 of about 1,381,598 (313)

Construction and Numerical Realization of a Magnetization Model for a Magnetostrictive Actuator Based on a Free Energy Hysteresis Model

open access: yesApplied Sciences, 2019
Giant magnetostrictive actuators (GMA) driven by giant magnetostrictive material (GMM) has some advantages such as a large strain, high precision, large driving force, fast response, high reliability, and so on, and it has become the research hotspot in ...
Zhen Yu   +4 more
doaj   +1 more source

Estimating Free Energy Barriers for Heterogeneous Catalytic Reactions with Machine Learning Potentials and Umbrella Integration

open access: yes, 2023
Predicting the rate constants of elementary reaction steps is key for the computational modelling of catalytic processes. Within transition state theory (TST), this requires an accurate estimation of the corresponding free energy barriers.
Karsten, Reuter   +5 more
core   +1 more source

The growth of maize seedlings as function of free energy and redox potential [PDF]

open access: yesJournal of Agricultural Sciences (Belgrade), 2010
The difference in the growth of maize seedlings originating from seeds injured by accelerated ageing, as well as those altered by restoring with low 2,4-D (2,4-dichlorophenoxyacetic acid) concentrations was examined, from the point of view of free ...
Dragičević Vesna D.   +2 more
doaj   +1 more source

Virtual reality sampled pathways guide free energy calculation of protein-ligand binding

open access: yes, 2022
We describe a novel two-step approach for combining cloud-mounted interactive molecular dynamics in virtual reality (iMD-VR) with free energy sampling (FES) approaches to quantitatively explore the dynamics of biological processes at the molecular level.
Marc, van der Kamp   +5 more
core   +1 more source

Protein pyrophosphorylation by inositol pyrophosphates — detection, function, and regulation

open access: yesFEBS Letters, EarlyView.
Protein pyrophosphorylation is an unusual signaling mechanism that was discovered two decades ago. It can be driven by inositol pyrophosphate messengers and influences various cellular processes. Herein, we summarize the research progress and challenges of this field, covering pathways found to be regulated by this posttranslational modification as ...
Sarah Lampe   +3 more
wiley   +1 more source

Gibbs free energy and Helmholtz free energy for a three-dimensional Ising-like model

open access: yesCondensed Matter Physics, 2011
The critical behavior of a 3D Ising-like system is studied at the microscopic level of consideration. The free energy of ordering is calculated analytically as an explicit function of temperature, an external field and the initial parameters of the model.
R.V. Romanik, M.P. Kozlovskii
doaj   +1 more source

The Active Inference Approach to Ecological Perception: General Information Dynamics for Natural and Artificial Embodied Cognition

open access: yesFrontiers in Robotics and AI, 2018
The emerging neurocomputational vision of humans as embodied, ecologically embedded, social agents—who shape and are shaped by their environment—offers a golden opportunity to revisit and revise ideas about the physical and information-theoretic ...
Adam Linson   +7 more
doaj   +1 more source

Free Energy in Psychoanalysis and Neuroscience

open access: yes, 2020
This eBook is a collection of articles from a Frontiers Research Topic. Frontiers Research Topics are very popular trademarks of the Frontiers Journals Series: they are collections of at least ten articles, all centered on a particular subject.

core   +1 more source

Structural instability impairs function of the UDP‐xylose synthase 1 Ile181Asn variant associated with short‐stature genetic syndrome in humans

open access: yesFEBS Letters, EarlyView.
The Ile181Asn variant of human UDP‐xylose synthase (hUXS1), associated with a short‐stature genetic syndrome, has previously been reported as inactive. Our findings demonstrate that Ile181Asn‐hUXS1 retains catalytic activity similar to the wild‐type but exhibits reduced stability, a looser oligomeric state, and an increased tendency to precipitate ...
Tuo Li   +2 more
wiley   +1 more source

Enhanced removal of nano-oil droplets utilizing polysilicate aluminum ferric (PSAF): Leveraging bridging and non-polar surface advantages

open access: yesWater Science and Technology
Hydraulic oil leaks during mechanical maintenance, resulting in flushing wastewater contaminated with dispersed nano-oil droplets. In this study, 75 mg L−1 of polysilicate aluminum ferric (PSAF) was stirred at 350 rpm and the optimal chemical oxygen ...
Yadan Liu   +6 more
doaj   +1 more source

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