Results 11 to 20 of about 2,404,496 (308)

Impact of Xiaolangdi Reservoir operations on flow resistance in the Lower Yellow River

open access: yesShui kexue jinzhan, 2023
Since the Xiaolangdi Reservoir (XLD) operation, bed materials coarsening and changes in flow resistance have been occurring substantially in the Lower Yellow River (LYR).Thus, to quantitatively describe the effects of XLD on flow resistance in the LYR ...
Yuanfeng ZHANG   +4 more
doaj   +1 more source

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

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

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.
Allie, Imran   +2 more
openaire   +2 more sources

Vorticity of viscous electronic flow in graphene

open access: yes, 2020
In ultra-pure materials electrons may exhibit a collective motion similar to the hydrodynamic flow of a viscous fluid, the phenomenon with far reaching consequences in a wide range of many body systems from black holes to high-temperature ...
Danz, Sven, Narozhny, Boris N.
core   +1 more source

Effect of flow resistance in open rectangular channel [PDF]

open access: yes, 2016
The determination of flow resistance for open channels remains a challenge in practices. In this research, an experimental study was carried out to investigate the hydraulic roughness characteristics in an open channel.
Dini Mardhiyani, Dini Mardhiyani   +5 more
core   +3 more sources

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

Thermoresistance of p-Type 4H–SiC Integrated MEMS Devices for High-Temperature Sensing [PDF]

open access: yes, 2019
There is an increasing demand for the development and integration of multifunctional sensing modules into power electronic devices that can operate in high temperature environments.
Dao, Dzung Viet   +7 more
core   +2 more sources

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