Results 121 to 130 of about 302,113 (380)

The effects of shock layer radiation and viscous coupling on the total heating rate to a reentering blunt body [PDF]

open access: yes
Coupling radiative and convective heat transfer in hypersonic blunt body ...
Engel, C. D., Spradley, L. W.
core   +1 more source

Study on the Characteristics of Air Side Heat Transfer for Finned Tube Condenser in Low-pressure Environment

open access: yesZhileng xuebao, 2021
In this study, a pressure-adjustable closed environment chamber was built, and the effect of different tube rows and circulating hot water temperatures on the characteristics of air-side convective heat transfer for a finned tube condenser at a low ...
Zhang Ruhang, Liu Jianhua, Zhang Liang
doaj  

Three-dimensional multiple-relaxation-time lattice Boltzmann model for convection heat transfer in porous media at the REV scale [PDF]

open access: yesarXiv, 2016
In this paper, a three-dimensional (3D) multiple-relaxation-time (MRT) lattice Boltzmann (LB) model is presented for convection heat transfer in porous media at the representative elementary volume (REV) scale. The model is developed in the framework of the double-distribution-function (DDF) approach: an MRT-LB model of the density distribution ...
arxiv  

Modulating Stiffness and Shape of a Soft, Textile‐Based Structure Through Glass Transition of a Conductive Phase‐Changing Polymer

open access: yesAdvanced Materials Technologies, EarlyView.
A variable stiffness structure with shape morphing and shape memory capabilities made from layered textiles and 3D printing material is developed. Direct printing of cPLA on textile electrodes maximizes the electrodes' contact area. This work presents a new method for achieving variable stiffness in small segments of soft, deformable structures, using ...
Johannes Frey   +2 more
wiley   +1 more source

Convective heat transfer in a convergent- divergent nozzle [PDF]

open access: yes
Turbulent flow convective heat transfer in convergent-divergent ...
Back, L. H., Gier, H. L., Massier, P. F.
core   +1 more source

A heat transfer correlation of flow boiling in micro-finned helically coiled tube [PDF]

open access: yes, 2006
Two main mechanisms, nucleate boiling and convective boiling, are widely accepted for in-tube flow boiling. Since the active nuclei on the heated wall are dominant for nucleate boiling and flow pattern governs the convective boiling, the heat transfer ...
Chen, Qinghua   +5 more
core   +1 more source

Ultrashort Pulsed Laser‐Assisted Direct Restoration of Human Enamel Using 3D Printable Biocomposite

open access: yesAdvanced Materials Technologies, EarlyView.
The article emphasizes the application of an ultrashort pulsed laser (USPL) system and 3D‐printable biocomposites for the direct‐restoration of human enamel. This technique combines the advantages of laser technology with 3D printing, offering promising clinical potential. The 2D finite element laser‐ablative model developed in this study is consistent
Sarathkumar Loganathan   +5 more
wiley   +1 more source

Experimental and numerical investigation on forced convection in circular tubes with nanofluids [PDF]

open access: yes, 2014
This paper was presented at the 4th Micro and Nano Flows Conference (MNF2014), which was held at University College, London, UK. The conference was organised by Brunel University and supported by the Italian Union of Thermofluiddynamics, IPEM, the ...
4th Micro and Nano Flows Conference (MNF2014)   +5 more
core  

A Bistable Assistive Device for Wireless Control of a Dysfunctional Bladder Under Minimal Stress

open access: yesAdvanced Materials Technologies, EarlyView.
This paper presents a wireless system designed to restore bladder function in patients with an underactive bladder (UAB). The system features a multilayered structure, combining a pre‐shaped restoration layer with a spring‐based actuator. The system delivers 95–100% voiding efficiency within a 10‐s activation while ensuring minimal stress on the ...
Shujun Xiao   +4 more
wiley   +1 more source

Heat transfer measurements in partially ionized gases research report no. 196 [PDF]

open access: yes
Heat transfer measurements in partially ionized gases - high temperature convective energy ...
Rose, P. H., Stankevics, J. O.
core   +1 more source

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