Results 41 to 50 of about 16,171 (303)

3D (Bio) Printing Combined Fiber Fabrication Methods for Tissue Engineering Applications: Possibilities and Limitations

open access: yesAdvanced Functional Materials, EarlyView.
Biofabrication aims at providing innovative technologies and tools for the fabrication of tissue‐like constructs for tissue engineering and regenerative medicine applications. By integrating multiple biofabrication technologies, such as 3D (bio) printing with fiber fabrication methods, it would be more realistic to reconstruct native tissue's ...
Waseem Kitana   +2 more
wiley   +1 more source

Design and Development of Vapor Absorption Refrigeration System for Rural Dwellers [PDF]

open access: yes, 2012
In this study, the experimental analysis of the performance of vapor absorption system was developed and developed. The influence of generator, evaporator and condenser’s temperatures on the system performance was studied using gas burner as source of ...
Adekeye, T.   +2 more
core  

3D‐Printed Sulfur‐Derived Polymers With Controlled Architectures for Lithium‐Sulfur Batteries

open access: yesAdvanced Functional Materials, EarlyView.
Rheology‐guided formulation design for direct ink writing enables the fabrication of 3D sulfur copolymer cathodes with controlled architectures for lithium‐sulfur batteries. The printed electrodes exhibit multiscale porosity and high sulfur utilization, delivering enhanced electrochemical performance compared to conventional cast electrodes.
Bin Ling   +7 more
wiley   +1 more source

Digital Actuation Control of Soft Robotic Origami With Self‐Folding Liquid Crystal Elastomer Hinges

open access: yesAdvanced Functional Materials, EarlyView.
Self‐folding soft‐rigid hybrid robotic origami is enabled by liquid crystal elastomer actuators with embedded Joule heating and closed‐loop digital control. Digitally addressable hinges provide reversible and programmable transitions between distinct folded states while maintaining actuation performance at high cycle counts (over 1500).
David C. Bershadsky   +3 more
wiley   +1 more source

Experimental Investigation on a Miniature Mixed Refrigerant J-T Refrigerator Driven by a Mini-Compressor

open access: yesZhileng xuebao, 2013
The cool-down performance of a miniature mixed refrigerant J-T refrigerator was experimentally investigated. A miniature mixed refrigerant J-T refrigerator driven by an Aspen mini-compressor was developed, and preliminary test results were presented. The
Yan biao, Gong maoqiong, Wu jianfeng
doaj  

Experimental Investigation of Viscous Two-Phase Flow in Microchannels [PDF]

open access: yes, 2005
Multi-port microchannel tubes are increasingly popular for use in a variety of heat transfer applications, primarily for automotive condensers and radiators, but also in a variety of refrigeration and air conditioning applications. These channels offer
Burr, J.D., Hrnjak, P.S., Newell, T.A.
core  

Additive Manufacturing of NiTi Shape Memory Alloys for Elastocaloric Applications: A Review

open access: yesAdvanced Functional Materials, EarlyView.
Additive manufacturing enables complex NiTi architectures that overcome key limitations in elastocaloric refrigeration, including poor heat transfer and high mechanical work input. This review surveys recent advances in LPBF‐ and DED‐fabricated NiTi shape memory alloys for elastocaloric applications, highlighting process–structure–performance ...
Ignatius Andre Setiawan   +7 more
wiley   +1 more source

Experimental Study of PVTx Properties about Mixture Refrigerant R1234yf/R32

open access: yesZhileng xuebao, 2016
In order to get the thermophysical properties of mixed refrigerants R1234yf/R134a, the PVT properties of mixture refrigerant R1234yf/R32 with mass fraction 15%/85%, 25%/75% in the range of 253-313 K were measured by using high-precision PVTx apparatus ...
Chen Rishuai, Qi Yingxia, Wu Dong
doaj   +2 more sources

Modeling and Experimental Analysis of Two-Phase Recuperation Heat Transfer in Systems Using Mixed-Refrigerant

open access: yesEnergies
Efficient heat recuperation is one of the most critical factors influencing the performance of mixed-refrigerant Joule–Thomson (MR JT) cryocoolers.
Zbigniew Rogala   +3 more
doaj   +1 more source

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