Results 111 to 120 of about 93,666 (314)

Graphene Nanosheet‐Based Mixed Proton‐Electron Conducting Membranes for Efficient Hydrogen Purification

open access: yesAdvanced Functional Materials, EarlyView.
A monolayer graphene/phosphoric‐acid mixed proton‐electron conducting membrane combines proton‐conducting nanoconfined acid channels with electron‐conducting graphene nanosheets for efficient high‐temperature hydrogen purification. The membrane achieves nearly 100% H2/CO2 selectivity and 69 GPU hydrogen permeance at 250°C, arising from synergistic ...
Kaiqiang He   +8 more
wiley   +1 more source

Fast Track to the Overdoped Regime of Superconducting YBa2Cu3O7‐δ Thin Films via Electrochemical Oxidation

open access: yesAdvanced Functional Materials, EarlyView.
Overdoping high temperature superconductors, such as YBa2Cu3O7‐δ (YBCO), is expected to maxime the critical current density by optimising the condensation energy for a given defect landscape, providing new thrust for the development of fusion enabling coated conductors. Here, precise oxygen control is achieved via an electrochemical method allowing for
Alexander Stangl   +7 more
wiley   +1 more source

Compression panel studies for supersonic cruise vehicles [PDF]

open access: yes
Results of analytical and experimental studies are summarized for titanium, boron fiber reinforced aluminum matrix composite, Borsic fiber reinforced aluminum matrix composite, and titanium sheathed Borsic fiber reinforced aluminum matrix composite ...
Ko, W. L.   +2 more
core   +1 more source

Cyclic Olefin Copolymers as Versatile Materials for Advanced Engineering Applications

open access: yesAdvanced Functional Materials, EarlyView.
Cyclic olefin copolymers (COCs) are presented as highly versatile materials combining tunable synthesis, excellent optical properties, and mechanical robustness. Their potential spans microfluidics, bioengineering, and advanced electronics, while emerging self‐healing and sustainable solutions highlight future opportunities.
Giulia Fredi   +3 more
wiley   +1 more source

Optimization of multi-sandwich-panel composite structures for minimum weight with strength and buckling considerations

open access: yesScience and Engineering of Composite Materials, 2018
A genetic algorithm-based method is proposed to globally optimize the stacking sequence of multi-sandwich-panel composite structures for minimum weight with strength and buckling considerations.
Fan Hai-Tao, Wang Hai, Chen Xiu-Hua
doaj   +1 more source

Modeling and Vibration Control of Sandwich Composite Plates. [PDF]

open access: yesMaterials (Basel), 2023
Huang Z, Peng H, Wang X, Chu F.
europepmc   +1 more source

Proposal for the development of an alternative system for wall lining interior partitions to improve existing housing performances, based on use of moulded panels of recycled pulp of cellulose [PDF]

open access: yes, 2019
The present contribution deals with the development of a constructive system for wall lining of partition walls focused on the rehabilitation of existing dwellings that present deficits in terms of insulation and the layout of wired conduits.
Serra Fabregà, Raül   +1 more
core  

The Floor‐Ceiling‐Chip, or 2 × 2D = Pseudo‐3D—Approaching 3D Cell Morphology and Organization between Two Opposing 2D Substrates with Cell‐Adhesive Protein Micropatterns

open access: yesAdvanced Healthcare Materials, EarlyView.
Here, we present a novel 3D cell patterning and culture platform. The “Floor‐Ceiling‐Chip” (FC‐Chip) consists of two opposing track‐etched membranes, creating a pseudo‐3D microenvironment for the cells in between. By providing the membranes with micropatterned cell‐adhesive islands of varying geometries and sizes, the FC‐Chip enables control over cell ...
Urandelger Tuvshindorj   +10 more
wiley   +1 more source

Enhancing impact energy absorption in composite sandwich structures through synergistic smart material integration

open access: yesResults in Engineering
This study conducted a comprehensive examination primarily focused on parametric study aspects to investigate the integration of smart materials, specifically shear thickening fluids (STF), into composite sandwich structures. The objective was to enhance
Siti Zubaidah Mat Daud   +3 more
doaj   +1 more source

VHF adaptive antenna using a rear defogger [PDF]

open access: yes, 2012
This thesis presented the design of an adaptive bearnforming antenna using a rear defogger. The main purpose of this project is to develop the vehicular adaptive antenna for VHF band, which does not require the installation space, does not spoil the
Abdullah, Noorsaliza
core  

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