Results 41 to 50 of about 880,701 (293)

Producing Coherent Excitations in Pumped Mott Antiferromagnetic Insulators

open access: yes, 2017
Nonequilibrium dynamics in correlated materials has attracted attention due to the possibility of characterizing, tuning, and creating complex ordered states.
Claassen, Martin   +3 more
core   +1 more source

Simulation Study on Dynamic Characteristics of Hydraulic Unit Support of Cyclic Self-Moving Combination Support

open access: yesApplied Sciences
The top beam of a hydraulic support, serving as the central component of the hydraulic support assembly, directly withstands the impact loads generated by the subsidence of overlying rock strata.
Kequ Wang   +5 more
doaj   +1 more source

Impedance-Based Interactions in Grid-Tied Three-Phase Inverters in Renewable Energy Applications

open access: yesEnergies, 2019
Impedance-ratio-based interaction analyses in terms of stability and performance of DC-DC converters is well established. Similar methods are applied to grid-connected three-phase converters as well, but the multivariable nature of the converters and the
Teuvo Suntio   +6 more
doaj   +1 more source

Synchronizing noisy nonidentical oscillators by transient uncoupling

open access: yes, 2016
Synchronization is the process of achieving identical dynamics among coupled identical units. If the units are different from each other, their dynamics cannot become identical; yet, after transients, there may emerge a functional relationship between ...
Chakraborty, Sagar   +4 more
core   +1 more source

Transient Dynamics of Genetic Regulatory Networks [PDF]

open access: yesBiophysical Journal, 2007
We present an approximation scheme for deriving reaction rate equations of genetic regulatory networks. This scheme predicts the timescales of transient dynamics of such networks more accurately than does standard quasi-steady state analysis by introducing prefactors to the ODEs that govern the dynamics of the protein concentrations.
Bennett, Matthew R.   +3 more
openaire   +2 more sources

Revealing the structure of land plant photosystem II: the journey from negative‐stain EM to cryo‐EM

open access: yesFEBS Letters, EarlyView.
Advances in cryo‐EM have revealed the detailed structure of Photosystem II, a key protein complex driving photosynthesis. This review traces the journey from early low‐resolution images to high‐resolution models, highlighting how these discoveries deepen our understanding of light harvesting and energy conversion in plants.
Roman Kouřil
wiley   +1 more source

Excitation control of variable speed pumped storage unit for electromechanical transient modeling

open access: yesEnergy Reports, 2022
In this paper, a new excitation control of variable speed pumped storage unit (VSPS) for electromechanical transient modeling is presented. Compared with the traditional VSPS excitation control based on current source, the inner loop control of rotor ...
Shanying Li   +8 more
doaj   +1 more source

Structure and structure relaxation

open access: yes, 1998
A discrete--dynamics model, which is specified solely in terms of the system's equilibrium structure, is defined for the density correlators of a simple fluid.
A.P. Singh   +21 more
core   +1 more source

From Equilibrium to Steady State: The Transient Dynamics of Colloidal Liquids under Shear [PDF]

open access: yes, 2008
We investigate stresses and particle motion during the start up of flow in a colloidal dispersion close to arrest into a glassy state. A combination of molecular dynamics simulation, mode coupling theory and confocal microscopy experiment is used to ...
Brader, J. M.   +6 more
core   +2 more sources

Enteropathogenic E. coli shows delayed attachment and host response in human jejunum organoid‐derived monolayers compared to HeLa cells

open access: yesFEBS Letters, EarlyView.
Enteropathogenic E. coli (EPEC) infects the human intestinal epithelium, resulting in severe illness and diarrhoea. In this study, we compared the infection of cancer‐derived cell lines with human organoid‐derived models of the small intestine. We observed a delayed in attachment, inflammation and cell death on primary cells, indicating that host ...
Mastura Neyazi   +5 more
wiley   +1 more source

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