Zobrazeno 1 - 10
of 1 491
pro vyhledávání: '"multi-wall carbon nanotubes"'
Publikováno v:
Scientific Reports, Vol 14, Iss 1, Pp 1-20 (2024)
Abstract This study investigates the thermal behaviour of unsteady hybrid nanofluid flow on an infinite vertical plate. The investigation takes into account parameters such as magnetohydrodynamics and radiation effects, as well as the stratified medi
Externí odkaz:
https://doaj.org/article/4a1cca54d8484cdcb36b7ed6991d09cd
Publikováno v:
Materials for Renewable and Sustainable Energy, Vol 13, Iss 1, Pp 1-12 (2024)
Abstract The use of energy from alternative energy sources as well as the use of waste heat are key elements of an efficient energetics. Adsorption heat storage is a technology that allows solving such problems. For the successful operation of an ads
Externí odkaz:
https://doaj.org/article/728ccca11bc74109939212d0bfc18e11
Publikováno v:
East European Journal of Physics, Iss 3, Pp 524-530 (2023)
In this work, the effect of Multi-Wall Carbon Nanotubes (MWCNTs) addition on the materials shielding properties against Gamma radiation with an energy of 662 keV from a 137Cs source is investigated. The linear attenuation coefficient of MWCNTs-based
Externí odkaz:
https://doaj.org/article/e1da417e436d4300a84b6c70ce1c9419
Publikováno v:
Nanomaterials, Vol 14, Iss 14, p 1205 (2024)
A Mo-Ni/C catalyst was developed and assessed in terms of the decomposition of ethanol to produce multi-wall carbon nanotubes (MWCNTs) and hydrogen. The catalyst utilized different molar ratios of Mo:Ni (1:9, 2:8, and 3:7), with Mo acting as a dopant
Externí odkaz:
https://doaj.org/article/c0eb4a5f228f41618299c098c0a196e8
Publikováno v:
Arabian Journal of Chemistry, Vol 17, Iss 1, Pp 105400- (2024)
Blend membranes were prepared based on sulfonated poly (ether ether ketone) (SPEEK) and poly (etherimide) (PEI) using different amounts of multi-wall carbon nanotubes (MWCNTs) (up to 2 wt%). PEEK has been sulfonated directly to reach 70 % degree of s
Externí odkaz:
https://doaj.org/article/ccd8d8399e8f4492937bf909dcc852e6
Publikováno v:
International Journal of Thermofluids, Vol 20, Iss , Pp 100439- (2023)
This study aimed to computationally examine the effect of the average diameter of multiwall carbon nanotubes (MWCNTs) on the hydrothermal properties of a square cavity. A conventional square cavity filled with MWCNT–water was used for the experimen
Externí odkaz:
https://doaj.org/article/d19f7d09dcec4f67b870976ef20569c8
Autor:
Rajczakowska Magdalena, Szeląg Maciej, Habermehl-Cwirzen Karin, Hedlund Hans, Cwirzen Andrzej
Publikováno v:
Nordic Concrete Research, Vol 67, Iss 2, Pp 79-97 (2022)
This manuscript presents preliminary results on the cement paste potential, with and without carbon nanomaterials, to heal high-temperature cracks. Cement paste beams were subjected to thermal loading of 200°C and 400°C after 28 days of water curin
Externí odkaz:
https://doaj.org/article/2b0d220007ff42648438d866c68c6645
Publikováno v:
Case Studies in Construction Materials, Vol 18, Iss , Pp e02216- (2023)
Premature debonding failure is a critical problem in the reinforcement of concrete structures using fiber reinforced polymer (FRP) sheets with externally bonded reinforcement (EBR) technique. The usual anchoring methods are likely to cause damage to
Externí odkaz:
https://doaj.org/article/3552107962764caf9929d4c8d8358c41
Autor:
Kashif Ali, Sohail Ahmad, Tahar Tayebi, Muhammad Ashraf, Wasim Jamshed, Assmaa Abd-Elmonem, Sayed M. El Din
Publikováno v:
Case Studies in Thermal Engineering, Vol 47, Iss , Pp 103088- (2023)
Hybrid nanofluids provide better thermal network, mechanical resistance, good aspect ratio and thermal conductivity rather than usual/mono nanofluids. The hybrid nano-composition of multi-wall carbon nanotubes and nickel zinc ferrites possesses super
Externí odkaz:
https://doaj.org/article/00d99a3a2d364e4ca56457281c5e14ef
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