Results 71 to 80 of about 59,977 (353)

Characterization of a 50kW Inductively Coupled Plasma Torch for Testing of Ablative Thermal Protection Materials Using Non-Air Gases [PDF]

open access: yes, 2018
Thermal protection systems have been a major area of study since the advent of space flight, but recent efforts towards crewed spaceflight missions have placed a new importance on the development of such systems. The 50 kW Inductively Coupled Plasma (ICP)
Cha, Han All
core   +1 more source

Large‐Area 2D Metasurface‐Based Triboelectric E‐Skin Arrays: Contact & Proximity Tactile Mapping with Broadband Acoustic Readouts

open access: yesAdvanced Materials, EarlyView.
Metasurface‐engineered NC‐TENG arrays integrate tactile pressure mapping, non‐contact gesture sensing, and acoustic signal readouts in one ultrathin module, and outperforms pristine PDMS in terms of electrical output and real‐time spatial mapping for next‐gen wearables.
Injamamul Arief   +12 more
wiley   +1 more source

Numerical Study on Bubble Dynamics and Two-Phase Frictional Pressure Drop of Slug Flow Regime in Adiabatic T-junction Square Microchannel [PDF]

open access: yesChemical and Biochemical Engineering Quarterly, 2017
In this study, bubble dynamics and frictional pressure drop associated with gas liquid two-phase slug flow regime in adiabatic T-junction square microchannel has been investigated using CFD.
K. Kishor   +4 more
doaj   +1 more source

Intube two-phase flow probabilities based on capacitance signal clustering [PDF]

open access: yes, 2009
To study the objectivity in flow pattern mapping of horizontal two-phase flow in macroscale tubes, a capacitance sensor is developed for use with refrigerants. Sensor signals are gathered with R410A in an 8mm I.D.
Canière, Hugo   +2 more
core   +1 more source

Advanced Separators for Liquid and Quasi‐Solid Lithium Rechargeable Batteries: Design and Development

open access: yesAdvanced Materials, EarlyView.
This review traces the evolution of lithium‐ion battery separators from passive barriers to multifunctional components central to cell safety and performance. Polymer‐ceramic hybrids, nanofiber architectures, and bio‐derived membranes deliver ionic conductivities above 3 mS cm−1, thermal stability beyond 200 °C, and effective suppression of lithium ...
Karthik Vishweswariah   +5 more
wiley   +1 more source

Characteristics of horizontal gas-liquid two-phase flow measurement in a medium-sized pipe using gamma densitometry

open access: yesScientific African, 2020
Two-phase flows are common occurrences in many industrial applications. The understanding of their characteristics in industrial piping systems is vital for the efficient design, optimization, and operation of industrial processes.
Yahaya D. Baba   +5 more
doaj   +1 more source

FLOW STRUCTURE IN THE HORIZONTAL SLUG FLOW

open access: yesRevista de Engenharia Térmica, 2004
Successions of long gas bubbles and liquid slugs form the so-called slug flow pattern in a gas-liquid flow. A unit cell encompassing one gas bubble and one liquid slug characterizes this alternating gas-liquid flow. The kinematic and dynamic flow mechanisms responsible for the interactions between the successive unit cells are still an open question ...
openaire   +2 more sources

Characterization and Design Framework for Micro‐ and Nanoscale Printed Metal Interconnects in Hybrid Electronic Systems

open access: yesAdvanced Materials Technologies, EarlyView.
This work establishes a framework for high‐resolution printed interconnects by coupling e‐jet printing control, multilayer deposition, and sintering optimization. Ink properties and printing speed influence particle stacking, while different sintering atmospheres drive distinct microstructural evolution.
Kaifan Yue   +6 more
wiley   +1 more source

Dynamic Current Routing in Conductive Liquid Crystal Elastomers for Complex Deformation Actuators

open access: yesAdvanced Materials Technologies, EarlyView.
This work introduces a novel actuation control strategy in which electrical stimulation generates localized Joule heating in conductive liquid crystal elastomer (LCE) surfaces, enabling complex 3D deformations from a single homogeneous surface without preprogramming.
Gloria PouWai Lei   +2 more
wiley   +1 more source

Experimental Study on Slug Flow of Submarine Pipelines in Wenchang Oilfield

open access: yesShiyou jixie, 2019
To eliminate the impact of severe slug flow on equipment and oilfield production, the second transportation line of Wenchang Oilfield Group is taken as the research object, and a simulation test device is established to study the flow state and parameter
Zhou Lichen
doaj  

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