Results 31 to 40 of about 4,358,300 (281)

An investigation into a semi-porous channel's forced convection of nano fluid in the presence of a magnetic field as a result of heat radiation

open access: yesScientific Reports, 2023
This study investigates the impact of heat radiation on magnetically-induced forced convection of nanofluid in a semi-porous channel. The research employs Akbari-Ganji's and Homotopy perturbation methods to analyze the effects of multiple parameters ...
Bahram Jalili   +6 more
doaj   +1 more source

Heat transfer enhancement by employing inserted plate in turbine blade internal cooling channel

open access: yesCase Studies in Thermal Engineering, 2023
A novel method by employing an inserted plate in turbine blades internal cooling channel is presented for the first time in this study, which can extend cold surfaces for radiation and therefore enhance total heat transfer and improve heat transfer ...
Jie Liu, Jiabing Wang, Kun Yang
doaj   +1 more source

Type I interferons modulate autophagy to shape gemcitabine response in pancreatic cancer cells

open access: yesFEBS Open Bio, EarlyView.
Type I interferons differentially modulate autophagy and the response of pancreatic cancer cells to gemcitabine. IFNα2b stimulates autophagic flux and protects cells from gemcitabine‐induced cell death, contributing to chemoresistance. In contrast, IFNβ1a inhibits autophagosome formation and enhances gemcitabine‐induced cell death, resulting in ...
Lucy E. Bonilla   +10 more
wiley   +1 more source

Investigation of heat transfer augmentation through use of internally finned and roughened tubes : final summary report [PDF]

open access: yes, 1970
This report summarizes a three-year program concerned with obtaining basic design information for tubes having a random roughness on the inside wall (RID) and tubing having continuous internal fins (Forge Fin).
Brown, G. S.   +4 more
core  

Resolving Radiant: Combining Spatially Resolved Longwave and Shortwave Measurements to Improve the Understanding of Radiant Heat Flux Reflections and Heterogeneity

open access: yesFrontiers in Sustainable Cities, 2022
We introduce and demonstrate new measurement and modeling techniques to fully resolve the spatial variation in shortwave and longwave radiant heat transfer in the outdoor environment.
Coleman Merchant   +7 more
doaj   +1 more source

Air‐Pressure–Actuated Vibroacoustic Metamaterial With Tunable Bandgap: Design, Modeling, and Characterization

open access: yesAdvanced Engineering Materials, EarlyView.
This article presents the design, modeling, and characterization of air‐pressure–actuated programmable vibroacoustic metamaterials (PVAMM). The study focuses on leveraging air pressure to dynamically tune resonance frequencies for effective noise attenuation.
William Kaal   +2 more
wiley   +1 more source

The influence of return bends on the downstream pressure drop and condensation heat transfer in tubes [PDF]

open access: yes, 1971
The influence of return bends on the downstream pressure drop and heat transfer coefficient of condensing refrigerant R-12 was studied experimentally. Flow patterns in glass return bends of 1/2 to 1 in. radius and 0.315 in. I. D.
Traviss, Donald P., Rohsenow, Warren M.
core  

Significance of heat and mass transport in peristaltic flow of Jeffrey material subject to chemical reaction and radiation phenomenon through a tapered channel

open access: yesOpen Physics, 2023
Using mathematical modeling and computational analysis, this study aims to examine the peristaltic blood flow of a non-Newtonian material in a tapered channel with radiative heat flux and response mechanisms. By utilizing a long-wavelength approximation,
Ravikumar Seelam   +3 more
doaj   +1 more source

A Simplified Laminar Flow Model for the Pultrusion of Glass Fiber/Polyethylene Terephthalate Commingled Yarns

open access: yesAdvanced Engineering Materials, EarlyView.
A simplified thermoplastic pultrusion model is developed to predict thermal fields in glass fiber/polyethylene terephthalate (GF/PET) composites with reduced computational cost. By combining effective material homogenization, validation against literature data, and Gaussian‐process‐based optimization, the study reveals how heating limits, pulling speed,
Elder Soares   +3 more
wiley   +1 more source

Influence of Surface Emissivity of Target Environment on Whole Heat Transfer of Porous Ceramics Radiant Burner

open access: yesEnergies, 2022
The heat transfer between a porous ceramic radiant burner (PCRB) and a target environment was studied. The black aluminum pot (BAP) and white aluminum pot (WAP) with an emissivity of 0.72 and 0.22 were experimentally used to obtain the temperature ...
Shuhao Zhang   +3 more
doaj   +1 more source

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