Results 11 to 20 of about 8,037,396 (263)

Acoustic Radiation Force: A Review of Four Mechanisms for Biomedical Applications [PDF]

open access: hybridIEEE Transactions on Ultrasonics, Ferroelectrics and Frequency Control, 2021
Radiation force is a universal phenomenon in any wave motion where the wave energy produces a static or transient force on the propagation medium. The theory of acoustic radiation force (ARF) dates back to the early 19th century.
Armen Sarvazyan   +2 more
openalex   +2 more sources

MACE: Higher Order Equivariant Message Passing Neural Networks for Fast and Accurate Force Fields [PDF]

open access: yesNeural Information Processing Systems, 2022
Creating fast and accurate force fields is a long-standing challenge in computational chemistry and materials science. Recently, several equivariant message passing neural networks (MPNNs) have been shown to outperform models built using other approaches
Ilyes Batatia   +4 more
semanticscholar   +1 more source

ILAE definition of the Idiopathic Generalized Epilepsy Syndromes: Position statement by the ILAE Task Force on Nosology and Definitions

open access: yesEpilepsia, 2022
In 2017, the International League Against Epilepsy (ILAE) Classification of Epilepsies described the “genetic generalized epilepsies” (GGEs), which contained the “idiopathic generalized epilepsies” (IGEs).
E. Hirsch   +21 more
semanticscholar   +1 more source

Fluidic force and wake velocity of 3D body with four limbs in uniform flow

open access: yesJournal of Fluid Science and Technology, 2023
Robots that operate at a disaster site have been proposed and the dispatch of rescue robots to such site is required. However, discussion on the transport of these robots is insufficient.
Shunsuke YAMADA, Teppei TSUJITA
doaj   +1 more source

Four-quadrant force control with minimal ripple for linear switched reluctance machines

open access: yesCES Transactions on Electrical Machines and Systems, 2020
Linear switch reluctance machine (LSRM) has been tried to act as an alternative generator for direct drive linear wave energy converter (WEC). Many researchers have proposed new topologies of LSRM to improve the power density, efficiency and reliability.
Xuanrui Huang, Zechuan Lin, Xi Xiao
doaj   +1 more source

Self-force approach to synchrotron radiation [PDF]

open access: yes, 2000
We analyze radiation reaction for synchrotron radiation by computing, via a multipole expansion, the near field and derive from it the Lorentz four-force, which we evaluate on the world-line of the charge.
Burko, Lior M.
core   +2 more sources

Inflation in a self-interacting gas universe [PDF]

open access: yes, 1998
We show that a de Sitter spacetime is a solution of Einstein's field equations with the energy momentum tensor of a self-interacting, classical Maxwell-Boltzmann gas in collisional equilibrium.
Balakin, Alexander B., Zimdahl, Winfried
core   +2 more sources

Bioinspired Rigid–Flexible Coupled Adaptive Compliant Motion Control of Robot Gecko for Space Stations

open access: yesBiomimetics, 2023
This paper presents a study on bioinspired rigid-flexible coupling adaptive compliant motion control of a robot gecko with hybrid actuation for space stations.
Xiangli Pei   +4 more
doaj   +1 more source

Covariant Uniform Acceleration [PDF]

open access: yes, 2013
We show that standard Relativistic Dynamics Equation F=dp/d\tau is only partially covariant. To achieve full Lorentz covariance, we replace the four-force F by a rank 2 antisymmetric tensor acting on the four-velocity.
Barut A   +20 more
core   +1 more source

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