Results 121 to 130 of about 42,310 (300)

Surface effects on hydrogen permeation

open access: yes, 1998
A new model on hydrogen permeation is proposed, considering absorption and desorption processes on the sample surfaces. Analytical solution, satisfying the flux continuity rather than either the concentration boundary conditions or the constant flux ...
Zheng, Yong-Ping
core  

Characterization of isolated hydrogen traps by hydrogen permeation experiments

open access: yes, 2003
The hydrogen permeation through a slab sample containing isolated hydrogen traps was analyzed. A flux continuity model that considers both the absorption and desorption processes was used for the analysis. The proposed multisample method was demonstrated
Tong-Yi Zhang   +3 more
core   +1 more source

Functional Fibers in Soft Robotics: Advances in Material, Structural, and Systemic Tactics

open access: yesAdvanced Robotics Research, EarlyView.
Fiber‐form robotic systems offer a scalable pathway toward embodied intelligence in soft robotics. This review surveys functional fibers as material, structural, and systemic elements, highlighting advances in responsive materials, architectural programing, and fabrication strategies.
Joonhee Won   +5 more
wiley   +1 more source

QBP1 Peptide as a Potential Anti‐Amyloidogenic Therapy for Type 2 Diabetes: An In Vitro Study

open access: yesAdvanced Science, EarlyView.
The anti‐amyloidogenic peptide QBP1 effectively halts human islet amyloid polypeptide (hIAPP) aggregation, preventing the formation of toxic β‐structured intermediates. Through a combination of biophysical assays, molecular dynamics, and cell‐based studies, QBP1 is shown to preserve β‐cell viability and metabolic homeostasis, positioning it as a ...
María M. Tejero‐Ojeda   +8 more
wiley   +1 more source

Hydrogen permeation through Nd-doped La6WO12 membranes

open access: yes, 2012
[EN] This work presents the preparation and characterization of the hydrogen permeation of a mixed protonic-electronic conducting membrane based on the doped system La6WO12, in this instance, (La5/6Nd1/6)(5.5)WO12-delta.
Serra Alfaro, José Manuel   +5 more
core   +1 more source

A Perspective on the Applications of Triphasic Gas Storage in Electrochemical Systems

open access: yesAdvanced Science, EarlyView.
Gas storage in microporous materials positioned locally at an electrode or electrocatalyst surface enhances electrochemical processes. Abstract Microporous materials store gases under dry conditions (e.g., hydrogen or oxygen via physisorption), but in some cases microporous materials also show triphasic (e.g., in a solid|gas|liquid system) gas storage ...
Zhongkai Li   +9 more
wiley   +1 more source

Field study on the effects of dry–wet cycle and macrofouling adhesion on stress corrosion cracking behavior of low-alloy high-strength steel

open access: yesMaterials & Design
Herein, the hydrogen permeation and stress corrosion cracking (SCC) behavior of high-strength steel under the effects of dry–wet cycles and macrofouling were studied by field exposure tests. The dry–wet cycles can increase the hydrogen permeation current
Fanfan Cai   +6 more
doaj   +1 more source

Experimental and Numerical Study of Pd/Ta and PdCu/Ta Composites for Thermocatalytic Hydrogen Permeation. [PDF]

open access: yesMembranes (Basel), 2022
Ryu S   +6 more
europepmc   +1 more source

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