Results 61 to 70 of about 32,763 (309)

Computation of drag and diffusion coefficient for coronavirus: I

open access: yesJournal of Aerosol Science, 2021
Monte Carlo simulations and integral equation techniques allow for the flexible and efficient computation of drag and diffusion coefficients for virus mimetic particles. We highlight a Monte Carlo method that is useful for computing the drag on biomimetic particles in the free-molecular regime and a numerical technique to solve a boundary integral ...
Nathan White   +2 more
openaire   +2 more sources

Drag Coefficient Curves.

open access: yes, 2016
Mean rotor drag coefficient plotted versus mean tip speed ratio for multiple Reynolds numbers.
Budi Gunawan (3185052)   +3 more
core   +1 more source

Tailoring Li‐ion Storage and Transport in Two‐Dimensional Conjugated Metal‐Organic Frameworks via Precise Nitrogen Incorporation

open access: yesAdvanced Functional Materials, EarlyView.
Two nitrogen‐doped 2D conjugated metal‐organic frameworks (2D c‐MOFs, namely Cu‐Nx‐OHBA, x = 2 or 4) are synthesized, featuring precise nitrogen incorporation via rational ligand design. The Cu‐Nx‐OHBA 2D c‐MOFs are largely tailorable by varying skeletal nitrogen density, with respect to electrical conductivity, Li‐storage capacitance, and Li‐transport
Xiangyu Li   +7 more
wiley   +1 more source

Optimal Design of an Ecofriendly Pickup Truck Overhang and Roof to Reduce the Drag Coefficient

open access: yesApplied Sciences
Until now, various studies have been conducted on the drag coefficient of pickup trucks, but little research has been conducted on the effect of the front overhang length and roof design on the drag coefficient.
Min Seok Kim   +3 more
doaj   +1 more source

A Comparison of Experimental and Analytical Procedures to Measure Passive Drag in Human Swimming. [PDF]

open access: yesPLoS ONE, 2015
The aim of this study was to compare the swimming hydrodynamics assessed with experimental and analytical procedures, as well as, to learn about the relative contributions of the friction drag and pressure drag to total passive drag. Sixty young talented
Tiago M Barbosa   +5 more
doaj   +1 more source

A synoptic parameterization of the drag coefficient [PDF]

open access: yesAtmosphere, 1974
Abstract The frictional force exerted on the atmosphere over Lake Erie is investigated by incorporating synoptic weather data into boundary layer theory. Over‐water data obtained during a severe winter storm by the ccgs N.B. McLean on Lake Erie are used. The friction force is a function of the drag coefficient Cd .
openaire   +1 more source

Advances in Sustainable and Wearable Textile Based Soft Robotics

open access: yesAdvanced Functional Materials, EarlyView.
This Review examines advances in wearable textile‐based soft robotics, focusing on sustainable materials, integrated sensing, and scalable actuation. It discusses manufacturing and system integration across healthcare, assistive robotics, prosthetics, and human–machine interfaces, and highlights key challenges in circular design, including life‐cycle ...
Zahir Abbas   +6 more
wiley   +1 more source

Investigation of relationship between drag and lift coefficients for a generic car model [PDF]

open access: yes, 2014
The paper presents a study of aerodynamic characteristics of a car, which has the simplified geometric shape, so called Ahmed body. Flow around the body and the influence of its rear slant angle on drag are widely studied by numerous researchers. However,
MASSOUH, Fawaz, DOBREV, Ivan
core  

Flexible Dielectric Acoustic Resonator Patch for Tissue Regeneration

open access: yesAdvanced Materials, EarlyView.
A flexible dielectric acoustic resonator patch enables MHz‐range ultrasound generation through resonance amplification without using piezoelectric materials. Conformal integration on a curved substrate allows efficient acoustic delivery to tissue‐mimicking environments.
Donyoung Kang   +7 more
wiley   +1 more source

Experimental Investigation in Drag Coefficient of Cubes

open access: yesApplied Sciences
Focused on the needs of an accurate drag model for non-spherical particles, a free settling experiment was performed in this paper using the uniformed cube and spliced cube.
Juanjuan Wang   +5 more
doaj   +1 more source

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