Results 41 to 50 of about 108,573 (298)

Lagrangian modeling of bedload movement via the impulse entrainment method

open access: yesE3S Web of Conferences, 2018
At low shear stresses merely above incipient conditions, the characteristic travel patterns of bedload particles remain difficult to predict due to intermittent movement.
Wyssmann Micah A.   +1 more
doaj   +1 more source

Quasilinear theory of the 2D Euler equation [PDF]

open access: yes, 2000
We develop a quasilinear theory of the 2D Euler equation and derive an integro-differential equation for the evolution of the coarse-grained vorticity.
B. B. Kadomtsev   +16 more
core   +2 more sources

Topology and Material Optimization in Ultra‐Soft Magneto‐Active Structures: Making Advantage of Residual Anisotropies

open access: yesAdvanced Materials, EarlyView.
Residual magnetization induces pronounced mechanical anisotropy in ultra‐soft magnetorheological elastomers, shaping deformation and actuation even without external magnetic fields. This study introduces a computational‐experimental framework integrating magneto‐mechanical coupling into topology optimization for designing soft magnetic actuators with ...
Carlos Perez‐Garcia   +3 more
wiley   +1 more source

The Development of Blended Learning Model using Edmodo to Train Student Critical Thinking Skills on Impulse-Momentum Topic

open access: yesJPPPF: Jurnal Penelitian & Pengembangan Pendidikan Fisika, 2020
This study determines the effect of developing blended learning models using Edmodo on students’ critical thinking skills on impulse and momentum. The research method used in this study is ADDIE.
Yus Rama Denny   +3 more
doaj   +1 more source

Relativistically generated asymmetry in the missing momentum distribution from the $(e,e'p)$ reaction

open access: yes, 1994
We calculate the asymmetry in the missing-momentum distribution from the $(e,e'p)$ reaction in a relativistic formalism. Longitudinal and transverse response functions are evaluated in parallel kinematics as a function of the three-momentum transfer to ...
Gardner, S., Piekarewicz, J.
core   +1 more source

Superior Impact‐Resistant Composite Hydrogels Through an Ionic Coupling Strategy

open access: yesAdvanced Materials, EarlyView.
An ionic coupling strategy is developed to simultaneously reinforce networks and interfaces in composite hydrogels. Sodium citrate acts as a single multifunctional ionic coupler to strengthen the poly(vinyl alcohol) matrix via the Hofmeister effect, reinforce the chitosan–sodium alginate nanofiber network via desolvation and electrostatic crosslinking,
Hao Zhuo   +5 more
wiley   +1 more source

VALIDITY OF PHYSICS MODULE INTEGRATING CREATIVE THINKING ABILITY IN MOMENTUM AND IMPULSE MATERIALS

open access: yesPillar of Physics Education: Jurnal Berkala Ilmiah Pendidikan Fisika, 2022
This exploration depends on the low understudy learning results, the low understudy learning results, among others, brought about by the low innovative reasoning skill of understudies.
Yogi Aulia, Hufri Hufri
doaj   +1 more source

Pion electromagnetic form factor in the Covariant Spectator Theory

open access: yes, 2014
The pion electromagnetic form factor at spacelike momentum transfer is calculated in relativistic impulse approximation using the Covariant Spectator Theory.
Biernat, Elmar P.   +3 more
core   +1 more source

Rational Tuning of Hygroscopic Oscillation of Stacked Nanoflake Assemblies for Continuous Ambient Energy Harvesting

open access: yesAdvanced Materials, EarlyView.
Stacked nanoflake assembly (SNA) membranes can oscillate autonomously, offering opportunities for soft actuation and energy harvesting. This work uncovers the physical mechanism behind the sustained oscillation of SNA membranes in gradient humidity and identifies three governing dimensionless parameters, enabling rational design for optimizing SNA ...
Zijing Zhang   +5 more
wiley   +1 more source

K^+ momentum spectrum from (K^-,K^+) reactions in intranuclear cascade model

open access: yes, 1996
In a framework of intranuclear cascade (INC) type calculation, we study a momentum spectrum in reactions \KK at a beam momentum of 1.65 GeV/c. INC model calculations are compared with the relativistic impulse approximation (RIA) calculations to perform ...
A Engel   +59 more
core   +1 more source

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