Results 11 to 20 of about 933,177 (266)

Cell membranes resist flow [PDF]

open access: yesCell, 2018
SUMMARY The fluid-mosaic model posits a liquid-like plasma membrane, which can flow in response to tension gradients. It is widely assumed that membrane flow transmits local changes in membrane tension across the cell in milliseconds. This conjectured signaling mechanism has been invoked to explain how cells coordinate changes in shape,
Shi, Zheng   +4 more
openaire   +2 more sources

Snarks with Resistance $n$ and Flow Resistance $2n$

open access: yesThe Electronic Journal of Combinatorics, 2022
We examine the relationship between two measures of uncolourability of cubic graphs – their resistance and flow resistance. The resistance of a cubic graph $G$, denoted by $r(G)$, is the minimum number of edges whose removal results in a 3-edge-colourable graph.
Imran Allie   +2 more
openaire   +2 more sources

The Detection of Water Flow in Rectangular Microchannels by Terahertz Time Domain Spectroscopy

open access: yesSensors, 2017
Flow characteristics of water were tested in a rectangular microchannel for Reynolds number (Re) between 0 and 446 by terahertz time domain spectroscopy (THz-TDS).
Yan Song   +6 more
doaj   +1 more source

Depths Inferred from Velocities Estimated by Remote Sensing: A Flow Resistance Equation-Based Approach to Mapping Multiple River Attributes at the Reach Scale

open access: yesRemote Sensing, 2021
Remote sensing of flow conditions in stream channels could facilitate hydrologic data collection, particularly in large, inaccessible rivers. Previous research has demonstrated the potential to estimate flow velocities in sediment-laden rivers via ...
Carl Legleiter, Paul Kinzel
doaj   +1 more source

Flow resistance in skimming flow: A critical review [PDF]

open access: yes, 2020
During very large rainfall events, dams and weirs must be equipped with adequate flood release facilities for a safe dissipation of the kinetic energy of the flow. With stepped spillway design, it is essential to predict accurately the flow resistance associated with the steps.
Chanson, H., Yusuda, Y., Ohtsu, I.
openaire   +2 more sources

Operating properties of air inlet filters in a sports car engine [PDF]

open access: yesBiuletyn Wojskowej Akademii Technicznej, 2017
There are presented design solutions and operation properties of air inlet filters of motor vehicles and sports cars. An analysis of the impact of the use of a sports car air filter in a passenger car was performed.
Tadeusz Dziubak, Yuriy Yendzheyovskyy
doaj   +1 more source

Properties analysis of filtration materials with nanofibers addition [PDF]

open access: yesBiuletyn Wojskowej Akademii Technicznej, 2019
Nanofiber properties, methods of their production, and areas of their application have been presented. Parameters describing filtration materials with nanofibers addition were presented, and analyzed.
Tadeusz Dziubak, Yurii Yendzheiovskyi
doaj   +1 more source

Flow resistance law in channels with fully submerged and rigid vegetation

open access: yesRiver, 2023
The estimate of flow resistance in vegetated channels is a challenging topic for programming riparian vegetation management, controlling channel conveyance and flooding propensity, for designing soil bioengineering practices.
Alessio Nicosia   +4 more
doaj   +1 more source

Effects of contraction ratio on loss reduction of the flow in the reducing elbow duct with a weir-shaped obstacle

open access: yesJournal of Fluid Science and Technology, 2023
90-degree elbow pipe/duct is one of the piping element which is used frequently in industrial apparatus. The separated flow which occurs at inner corner of elbow part and the secondary flow which occurs at the elbow and its downstream cause significant ...
Toshitake ANDO   +6 more
doaj   +1 more source

Controllable Active Micro Droplets Merging Device Using Horizontal Pneumatic Micro Valves

open access: yesMicromachines, 2013
We present an active droplet merging device, which can merge various sizes of micro droplets in different numbers by using pneumatically controlled horizontal PDMS microvalves.
Shuichi Shoji   +4 more
doaj   +1 more source

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