Results 41 to 50 of about 1,705,941 (305)

Recent developments on fractal-based approaches to nanofluids and nanoparticle aggregation [PDF]

open access: yes, 2016
This project was supported by the National Natural Science Foundation of China (Nos. 41572116, 51576114, ​41630317), the Fundamental Research Funds for the Central Universities, China University of Geosciences (Wuhan) (No.
Cai, Jianchao   +4 more
core   +1 more source

HEAT TRANSFER FLUIDS [PDF]

open access: yes, 2012
The choice of heat transfer fluids has significant effects on the performance, cost, and reliability of solar thermal systems. In this chapter, we evaluate existing heat transfer fluids such as oils and molten salts based on a new figure of merit ...
Lenert, Andrej   +2 more
core   +1 more source

Investigating the convective flow of ternary hybrid nanofluids and single nanofluids around a stretched cylinder: Parameter analysis and performance enhancement

open access: yesInternational Journal of Thermofluids
Within this research, we examined the convective flow of a blend of ternary hybrid nanofluids and single nanofluids with a stagnation point caused by a stretched cylinder.
Mehdi Mahboobtosi   +2 more
doaj   +1 more source

Antiwear performance of ionic liquid+graphene dispersions with anomalous viscosity-temperature behavior [PDF]

open access: yes, 2018
New dispersions of few-layers graphene (G) in 1-ethyl-3-methylimidazolium ([EMIM]) ionic liquids (ILs) with dicyanamide ([DCA]) or bis(trifluoromethylsulfonyl)imide ([TFSI]) anions have been obtained by mechanical mixing and sonication.
Arias Pardilla, Joaquín   +6 more
core   +3 more sources

Prospects of the use of nanofluids as working fluids for organic Rankine cycle power systems [PDF]

open access: yes, 2017
The search of novel working fluids for organic Rankine cycle power systems is driven by the recent regulations imposing additional phase-out schedules for substances with adverse environmental characteristics. Recently, nanofluids (i.e.
Andreasen, Jesper G.   +6 more
core   +2 more sources

Optimization on heat-transfer coefficient of plate heat exchanger using MWCNT-TiO2 nanofluid by response surface methodology

open access: yesMaterials Research Express, 2020
In this present study, MWCNT-TiO _2 hybrid nanocomposite synthesized by solvothermal synthesis method with TiCl _4 as a precursor. Then the hybrid nanocomposite based nanofluid produced using base fluid water/Ethylene-glycol (50:50).
Abdullah Saleh Alqahtani   +2 more
doaj   +1 more source

Solar steam generation by heat localization [PDF]

open access: yes, 2014
Currently, steam generation using solar energy is based on heating bulk liquid to high temperatures. This approach requires either costly high optical concentrations leading to heat loss by the hot bulk liquid and heated surfaces or vacuum.
Chen, Gang   +6 more
core   +1 more source

Thermal Non-Equilibrium Heat Transfer Modeling of Hybrid Nanofluids in a Structure Composed of the Layers of Solid and Porous Media and Free Nanofluids

open access: yesEnergies, 2019
The free convection heat transfer of hybrid nanofluids in a cavity space composed of a clear flow, porous medium and a solid part is addressed. The cavity is heated from the bottom and cooled from the top. The side walls are well insulated.
Ali J. Chamkha   +3 more
doaj   +1 more source

Magneto-nanofluid flow with heat transfer past a stretching surface for the new heat flux model using numerical approach [PDF]

open access: yes, 2017
Sheet processing of magnetic nanomaterials is emerging as a new branch of smart materials manufacturing. The efficient production of such materials combines many physical phenomena including magnetohydrodynamics (MHD), nanoscale, thermal and mass ...
Akbar, N, Beg, OA, Khan, ZH, Tripathi, D
core   +1 more source

Engineering Immune Cell to Counteract Aging and Aging‐Associated Diseases

open access: yesAdvanced Science, EarlyView.
This review highlights a paradigm shift in which advanced immune cell therapies, initially developed for cancer, are now being harnessed to combat aging. By engineering immune cells to selectively clear senescent cells and remodel pro‐inflammatory tissue microenvironments, these strategies offer a novel and powerful approach to delay age‐related ...
Jianhua Guo   +5 more
wiley   +1 more source

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