Results 1 to 10 of about 376,416 (195)

Chiral drag force [PDF]

open access: yesJournal of High Energy Physics, 2015
We provide a holographic evaluation of novel contributions to the drag force acting on a heavy quark moving through strongly interacting plasma. The new contributions are chiral in that they act in opposite directions in plasmas containing an excess of ...
A Chamblin   +72 more
core   +6 more sources

A Dynamic Model of Drag Force for Catalytic Micromotors Based on Navier–Stokes Equations [PDF]

open access: yesMicromachines, 2018
In past decades, considerable advances have been achieved in micro and nanomotors. Particular attention has been given to self-propelled catalytic micromotors, which have been widely used in cell separation, drug delivery, microsurgery, lithography and ...
Zhen Wang   +4 more
doaj   +2 more sources

That's a Drag: The Effects of Drag Forces

open access: yesUndergraduate Journal of Mathematical Modeling: One + Two, 2009
Drag is a force that opposes motion due to an object's shape, material, and speed. This project defined what drag force is, derived the governing equation for drag and listed some applications of drag forces.
Shane Maxemow
doaj   +4 more sources

A New Prediction Method for the Preload Drag Force of Linear Motion Rolling Bearing

open access: yesMetals, 2022
Existing studies focusing on the prediction of the preload drag force of linear motion rolling bearing (LMRB) are mainly based on mathematical modeling and vibration signal analysis.
Lu Liu   +6 more
doaj   +1 more source

Drag of a cylindrical object in a two-dimensional granular environment [PDF]

open access: yesEPJ Web of Conferences, 2021
The drag of a cylindrical object in a two-dimensional granular environment is numerically studied. It is found that the drag law is fitted by the sum of the yield force and the dynamic force, the latter of which is reproduced by a simple collision model.
Kubota Takumi   +2 more
doaj   +1 more source

Review of drag coefficients on gas – liquid tower: the drag coefficient independent and dependent on bubble diameter in bubble column experiment [PDF]

open access: yesChemical Review and Letters, 2019
Drag coefficient independent on bubble diameter is required to ease design sieve trays or bubble column, through simulation of computational fluid dynamic.
Reza Kakulvand
doaj   +1 more source

Drag force of circular cylinder blade wind turbines driven by steady lift force of longitudinal vortex

open access: yesNihon Kikai Gakkai ronbunshu, 2021
The effects of the configurations and structural parameters of the cylinder blade wind turbine driven by the steady lift force of the longitudinal vortex on its rotation and drag force characteristics were investigated.
Kasumi SAKAMOTO   +2 more
doaj   +1 more source

Modeling of the Drag Force in Polydisperse Gas–Solid Flow via an Efficient Supervised Machine Learning Approach

open access: yesApplied Sciences, 2023
Most granular flow in nature and industrial processing has the property of polydispersity, whereas we are always restricted to using the monodisperse drag force model in simulations since the drag force model with polydispersity is difficult to establish.
Xin Li   +3 more
doaj   +1 more source

Experimental study on drag characteristics of the practical rigid net under different current conditions

open access: yesFrontiers in Marine Science, 2023
The net structure of a cage is an important component to ensure the survival environment of aquaculture. In order to ensure the safety of the net, an experimental study on practical rigid nets is conducted in this paper. The drag force characteristics of
Songchen Yu   +9 more
doaj   +1 more source

Drag Forces in Classical Fields [PDF]

open access: yesPhysical Review Letters, 2010
Inclusions, or defects, moving at constant velocity through free classical fields are shown to be subject to a drag force which depends on the field dynamics and the coupling of the inclusion to the field. The results are used to predict the drag exerted on inclusions, such as proteins, in lipid membranes due to their interaction with height and ...
Démery, Vincent, Dean, David
openaire   +4 more sources

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