Results 21 to 30 of about 1,977,737 (295)

Elastic Energy, Fluctuations and Temperature for Granular Materials

open access: yes, 2003
We probe, using a model system, elastic and kinetic energies for sheared granular materials. For large enough $P/E_y$ (pressure/Young's modulus) and $P/\rho v^2$ ($P/$kinetic energy density) elastic dominates kinetic energy, and energy fluctuations ...
Edwards S. F.   +4 more
core   +1 more source

Prediction Model for the Risk of Scapular Winging in Young Women Based on the Decision Tree

open access: yesPhysical Therapy Korea, 2020
Background: Scapular winging (SW) could be caused by tightness or weakness of the periscapular muscles. Although data mining techniques are useful in classifying or predicting risk of musculoskeletal disorder, predictive models for risk of ...
Gyeong-tae Gwak   +4 more
doaj   +1 more source

Kinetic Integrals in the Kinetic Theory of dissipative gases

open access: yes, 2003
The kinetic theory of gases, including Granular Gases, is based on the Boltzmann equation. Many properties of the gas, from the characteristics of the velocity distribution function to the transport coefficients may be expressed in terms of functions of ...
Brilliantov, Nikolai V.   +1 more
core   +3 more sources

Plasma kinetic theory [PDF]

open access: yes, 2017
The description of plasma using fluid model is mostly insufficient and requires the consideration of velocity distribution which leads to kinetic theory.
Ali, Jalil   +3 more
core   +2 more sources

Kinetic Energy Transport in Rayleigh--B\'enard Convection

open access: yes, 2014
The kinetic energy balance in Rayleigh--B\'{e}nard convection is investigated for the Prandtl number range $0.01\le Pr \le 150$ and for fixed Rayleigh number $Ra=5\cdot10^{6}$.
Hansen, Ulli   +4 more
core   +1 more source

A consistent description of kinetics and hydrodynamics of systems of interacting particles by means of the nonequilibrium statistical operator method [PDF]

open access: yes, 1998
A statistical approach to a self-consistent description of kinetic and hydrodynamic processes in systems of interacting particles is formulated on the basis of the nonequilibrium statistical operator method by D.N.Zubarev.
Kobryn, A. E.   +2 more
core   +2 more sources

Finding the key transition states and intermediates controlling net reaction rates and selectivity [PDF]

open access: yes, 2011
In this paper Campbell's degree of rate control is extended to introduce the concepts of degree of kinetic rate control, degree of kinetic selectivity control, degree of thermodynamic rate control and degree of thermodynamic selectivity control.
Anders Andreasen, Carsten Stegelmann
core   +2 more sources

A kinetic eikonal equation [PDF]

open access: yes, 2012
We analyse the linear kinetic transport equation with a BGK relaxation operator. We study the large scale hyperbolic limit $(t,x)\to (t/\eps,x/\eps)$. We derive a new type of limiting Hamilton-Jacobi equation, which is analogous to the classical eikonal ...
Bouin, Emeric, Calvez, Vincent
core   +6 more sources

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

The Reliability and Validity of the Digital Goniometer and Smart Phone to Determine Trunk Active Range of Motion in Stroke Patients

open access: yesPhysical Therapy Korea, 2022
Background: Trunk movements are an important factor in activities of daily living; however, these movements can be impaired by stroke. It is difficult to quantify and measure the active range of motion (AROM) of the trunk in patients with stroke.Objects:
Hee-yong Park, Ui-jae Hwang, Oh-yun Kwon
doaj   +1 more source

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