Results 21 to 30 of about 1,904 (245)

Flow Instability of a Liquid Through a Small-Scale Channel During a Flow Evaporation

open access: yesWasit Journal of Engineering Sciences, 2022
Finite volume analysis of two-dimensional model has been performed to study of the influence of heat flux and mass flux on two phase heat transfer through microchannel during water flow boiling. The channel dimensions were (5×5××50) m3.
Ahmed Al-Waaly   +2 more
doaj   +1 more source

Nucleate boiling at the forced flow of binary non-azeotropic mixtures in horizontal tubes

open access: yesMATEC Web of Conferences, 2015
Analysis of experimental values of heat transfer coefficients obtained through investigation of nucleate boiling of the two-component non-azeotropic mixtures inside the horizontal smooth tubes by various authors is presented.
Mezentseva N.N.   +2 more
doaj   +1 more source

Heat-transfer characteristics of screw tube in one-side high heat load condition for fusion reactor divertor application

open access: yesInternational Journal of Advanced Nuclear Reactor Design and Technology, 2021
In this study, the heat transfer characteristics of one-side heated screw tubes were analyzed using subcooled flow boiling experiments. The experiments were performed until the critical heat flux was reached, while the applied heat flux was gradually ...
Ji Hwan Lim   +6 more
doaj   +1 more source

Approximate model for evaluation of thermal-hydraulic transients associated with rapid power increase in research nuclear reactor [PDF]

open access: yesNuclear Technology and Radiation Protection, 2020
A simple model, for the estimation of changes in the nuclear fuel element cladding temperature as well as the conditions of the formation of the onset of nucleate boiling, is proposed.
Lipka Maciej   +3 more
doaj   +1 more source

Evaporation and boiling crisis of droplets alcohol solution

open access: yesMATEC Web of Conferences, 2017
Evaporation and boiling crisis of droplets ethanol aqueous solution were studied experimentally. The evaporation intensity depends on the nucleate boiling, solution diffusion, a change in physical characteristics with time and droplet interfacial surface
Misyura S.Y., Morozov V.S.
doaj   +1 more source

Heat Transfer in Pool Boiling with Surfactants [PDF]

open access: yesEngineering and Technology Journal, 2010
Boiling with surfactant is important in many key industrial applications suchas the petrochemical processing, refining, refrigeration, hygiene and personal care,pharmaceutical, and food processing, among others.The aims of this study are experimental ...
Mahmoud Kamel Getan, Balasim Ahmed Abid
doaj   +1 more source

Pool Boiling Performance of Multilayer Micromeshes for Commercial High-Power Cooling

open access: yesMicromachines, 2021
With the rapid development of electronics, thermal management has become one of the most crucial issues. Intense research has focused on surface modifications used to enhance heat transfer.
Kairui Tang   +6 more
doaj   +1 more source

DDX3X induces mesenchymal transition of endothelial cells by disrupting BMPR2 signaling

open access: yesFEBS Open Bio, EarlyView.
Elevated DDX3X expression led to downregulation of BMPR2, a key regulator of endothelial homeostasis and function. Our co‐immunoprecipitation assays further demonstrated a molecular interaction between DDX3X and BMPR2. Notably, DDX3X promoted lysosomal degradation of BMPR2, thereby impairing its downstream signaling and facilitating endothelial‐to ...
Yu Zhang   +7 more
wiley   +1 more source

HIV‐1 establishes immediate latency in T cells expressing the viral Nef protein

open access: yesFEBS Open Bio, EarlyView.
Nef is a viral protein often omitted from HIV‐1 reporter viruses. Consequently, its role in viral latency is unclear. We developed three novel dual reporter HIV‐1 derivatives that express Nef and allow for detection of latent and productive infection. Using these reporters, we show that Nef does not affect the establishment of immediate viral latency ...
Cindy Lam, Ivan Sadowski
wiley   +1 more source

Laser Metal Deposition of Aluminum Alloys 7075 and 5083 with the Addition of Volatile Alloying Elements through Powder Blending

open access: yesAdvanced Engineering Materials, EarlyView.
This study investigates laser metal deposition of aluminum alloys EN AW‐7075 and EN AW‐5083, using powder blending to compensate zinc and magnesium evaporation. In situ alloying and ex situ alloying with ZnAl12 and AZ91 preserve near‐standard compositions and improve mechanical properties.
Finn Bendixen   +3 more
wiley   +1 more source

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