Results 51 to 60 of about 21,252,328 (239)

Advancing Human Skin Equivalents: The Crucial Role of Neurovascular Integration

open access: yesAdvanced Healthcare Materials, EarlyView.
This review discusses the importance of integrating vascular and peripheral nerve systems into human skin equivalents (HSEs) to better recapitulate native skin physiology. Recent advances in vascularized, innervated, and neurovascularized HSEs are highlighted, together with emerging bioengineering strategies, current challenges, and future ...
Hao Wu   +4 more
wiley   +1 more source

Uma Análise de modelos de projeto de ejetores e aplicações em ciclos de refrigeração utilizando o vapor d´água e CO2 [PDF]

open access: yes, 2012
Tese (doutorado) - Universidade Federal de Santa Catarina, Centro Tecnológico. Programa de Pós-Graduação em Engenharia MecânicaO fenômeno do aquecimento global tem incentivado as pesquisas em sistemas eficientes e que não agridam o meio ambiente, com ...
Iglesias, José Miguel Cardemil
core  

Analysis and Comparison of Two-Phase Ejector Performance Metrics for R134a and CO2 Ejectors [PDF]

open access: yes, 2014
Two-phase ejectors have been gaining increased attention in recent years due to their ability to directly improve the COP of the cycle. Of common interest in two-phase ejector studies is how the ejector improves cycle COP. However, less emphasis is often
Lawrence, Neal, Elbel, Stefan
core   +1 more source

Pulsed Laser‐Assisted Phase Engineering of Multimetallic Colloidal Nanocrystals With Complex Compositions

open access: yesAdvanced Materials, EarlyView.
The engineering of colloidal nanocrystals with complex compositions has emerged as a highly active area of research within nanomaterials science. This review covers key aspects of colloidal solid‐solution nanocrystal formation using pulsed laser irradiation.
Marina T. Candela   +4 more
wiley   +1 more source

Energetic and exploitation characteristics of a two-phase ejecting vacuum system built in the paper machine at A.D. Komuna Skopje [PDF]

open access: yesHemijska Industrija, 2004
This work presents the concept of a two-phase ejecting vacuum system. The energetic characteristics of these systems were analyzed and compared to those with mechanical pumps with water ring and turbo compressor vacuum pumps.
Šarevski Milan   +3 more
doaj   +1 more source

Bioinspired Adaptive Surfaces for Intelligent Liquid Manipulation: Progressing From Passive and Active to Hybrid Strategies

open access: yesAdvanced Materials, EarlyView.
This review examines passive, active, and hybrid liquid manipulation strategies, highlighting hybrid approaches as an emerging route to reconcile energy efficiency with adaptive control. By actively reconstructing passive surfaces to store programmable interfacial energy, hybrid systems enable flexible yet low‐power liquid transport, with perspectives ...
Jiaqi Miao   +3 more
wiley   +1 more source

Nozzle Displacement Effects on Two-Phase Ejector Performance: An Experimental Study

open access: yesJournal of Applied Fluid Mechanics, 2018
Experimental results of two-phase ejector operation with refrigerant R134a as working fluid are presented in this paper. The tests carried out allowed evaluating the influence of the primary nozzle position in the mixing chamber and of operating ...
K. Ameur, Z. Aidoun
doaj  

Experimental Performance of a Two-Phase Ejector: Nozzle Geometry and Subcooling Effects

open access: yesInventions, 2020
This paper presents the results of an experimental study on a two-phase ejector. The main objective is to assess the effects of the nozzle’s divergent and the throat diameter on performance under various working conditions.
Khaled Ameur   +2 more
doaj   +1 more source

Nano‐Architected Metallic Metamaterial With Enhanced Fatigue Resistance via Dislocation Starvation

open access: yesAdvanced Materials, EarlyView.
Nanoscale Ni single crystals exhibit remarkable fatigue resistance over an order of magnitude higher than that of bulk single crystals through dislocation starvation. By translating this mechanism into geometric nano‐architecture, nano‐architected Ni single‐crystal metamaterials achieve about twice the fatigue resistance of the bulk, despite their ...
Kota Sugisaka   +7 more
wiley   +1 more source

Performance Model Of Co2 Two-Phase Ejector For Subcritical Conditions [PDF]

open access: yes, 2016
Carbon dioxide is high pressure fluid. Therefore difference between condensation and evaporation pressures is very high which involves large throttling loss in expansion device.
Butrymowicz, Dariusz   +2 more
core   +1 more source

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