Results 61 to 70 of about 51,578 (305)

Swelling‐Programmed Topographical Guidance for Dynamic Spheroid Self‐Assembly via a Mechanochemical Hydrogel Niche

open access: yesAdvanced Functional Materials, EarlyView.
A swelling‐programmed micropatterned hydrogel guides adherent cells through a controlled transition from cell–matrix anchoring to cadherin‐mediated cell–cell compaction, enabling rapid assembly of high‐viability spheroids with defined size and morphology.
Han Gyeol Nam   +8 more
wiley   +1 more source

Properties of the Passive Film on Alloy 22 in Chloride Solutions Obtained by Electrochemical Impedance [PDF]

open access: yes, 2011
Impedance measurements were performed for alloy 22 in the passive and transpassive range, in 1 M NaCl at 90°C. A RΩ-(R//CPE) circuit model was applied in the full passive range, where R was the film resistance. This model also applied for a wide range of
Ricardo M. Carranza   +3 more
core   +2 more sources

Progress of Research on Performance of Passive Films of Stainless Steels

open access: yesTeshugang, 2011
The research on metal passive film is progressing from macro-study to micro-study stage including analysis on structure and composition. Generally, the spontaneous formed thin and stable passive film on stainless steel mainly consists of metal oxides ...
桂艳, 高岩
doaj  

Passivation and Depassivation of HPB335 Carbon Steel in Simulated Concrete Pore Solution

open access: yesInternational Journal of Electrochemical Science, 2020
In order to study the corrosion mechanism of carbon steel, the passive film characteristics, critical chloride threshold and depassivation of HPB335 carbon steel in different solutions were studied.
Haodong Ji   +7 more
doaj   +1 more source

Transparent Deformable Thin Film Electric Heater for Stable and Accurate Control of High Temperatures

open access: yesAdvanced Functional Materials, EarlyView.
Au/GaOx‐based transparent heaters combine high optical transmittance and low sheet resistance with exceptional thermal stability up to 521°C for over 6 h. The interfacial GaOx layer suppresses dewetting of Au and enhances adhesion, ensuring mechanical robustness during deformation and reliability for real‐world applications including grilling ...
Younghyun Lee   +8 more
wiley   +1 more source

EFFECTS OF NITRITE ANIONS ON SURFACE PASSIVE FILM PROPERTIES FOR Q235 CARBON STEELS [PDF]

open access: yes, 2019
In this paper, for Q235 carbon steels in NaNO2 solutions with different concentrations of NO[Formula: see text], a passive film composed of mainly Fe2O3 was formed on the Q235 surface, and the effects of NO[Formula: see text] concentrations on the ...
DONG LIU   +4 more
core   +1 more source

Semiconducting behavior of the anodically passive films formed on AZ31B alloy

open access: yesJournal of Magnesium and Alloys, 2014
This work includes determination of the semiconductor character and estimation of the dopant levels in the passive film formed on AZ31B alloy in 0.01 M NaOH, as well as the estimation of the passive film thickness as a function of the film formation ...
A. Fattah-alhosseini, M. Sabaghi Joni
doaj   +1 more source

Advances in Sustainable and Wearable Textile Based Soft Robotics

open access: yesAdvanced Functional Materials, EarlyView.
This Review examines advances in wearable textile‐based soft robotics, focusing on sustainable materials, integrated sensing, and scalable actuation. It discusses manufacturing and system integration across healthcare, assistive robotics, prosthetics, and human–machine interfaces, and highlights key challenges in circular design, including life‐cycle ...
Zahir Abbas   +6 more
wiley   +1 more source

Monitoring Passive Film Growth on Steel using Fe-C Coated Long Period Grating Fiber Sensor [PDF]

open access: yes, 2019
Fe-C coating is electroplated on the surface of a long period grating (LPG) optical fiber, and the growth of passive film on its surface is monitored through the change of transmitted spectrum.
O\u27Keefe, Matthew   +5 more
core   +1 more source

Applications of Passive Thin Films [PDF]

open access: yes, 1980
The physical properties of thin films affect the performance and durability of nearly every solar energy conversion device. Familiar examples of thin films for solar applications are optical materials and protective coatings. Optimized optical properties are key to cost-effective photothermal conversion where individual components must have high ...
openaire   +3 more sources

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