Results 121 to 130 of about 704,286 (307)

Electrochemical studies of copper etching

open access: yes, 2012
published_or_final_version ; Chemistry ; Master ; Master of ...
openaire   +2 more sources

Effect of Sr Surface Segregation of La0.6Sr0.4Co0.2Fe0.8O3-delta Electrode on Its Electrochemical Performance in SOC

open access: yes, 2015
The degradation mechanism of La0.6Sr0.4Co0.2Fe0.8O3-delta (LSCF) electrode is investigated by examining its electrochemical behavior under equilibrium potential at elevated temperature and corresponding surface compositional changes.
Liu, Qinglin   +4 more
core   +1 more source

Defect‐Templated Phase Engineering in Atomically Thin Metals

open access: yesAdvanced Materials, EarlyView.
Graphene defects are transformed from passive imperfections into programmable templates for phase‐selective growth of atomically thin silver. Plasma‐generated boundary defects favor Ag(1), whereas sp3‐rich zero‐layer graphene promotes Ag(2). This defect‐directed intercalation links local graphene chemistry to crystalline phase, electronic structure ...
Arpit Jain   +25 more
wiley   +1 more source

Specific features of electrochemical polishing etch of single crystal silicon in a non-oxidizing etching agent

open access: yesТонкие химические технологии, 2012
Specific features of the electrochemical etching of single crystal n- and p-type silicon in a non-oxidizing etching reagent (< 12 vol. % of HF) were studied. Pulsation of voltage-time dependence of etching was found. The obtained results are explained
E. A. Shelonin   +4 more
doaj  

Spatial‐Compatibility‐Assisted Molecular Intercalation in MXenes

open access: yesAdvanced Materials, EarlyView.
This work demonstrates a solvent–free NH4F–mediated route for simultaneous Al removal and molecular intercalation in MXenes. Intercalants are selected by comparing their crystallographic X, Y, and Z dimensions with the MXene interlayer spacing, establishing a spatial‐compatibility criterion that rationalizes guest–host matching and enables predictive ...
Minhao Sheng   +6 more
wiley   +1 more source

Volatile Memristive Devices With Tunable Temporal Dynamics For Event‐Based Sensing

open access: yesAdvanced Materials, EarlyView.
Tunable volatile memristive devices can serve various neural‐inspired tasks that require different time windows of information retention. The ionic‐based volatility of the presented Pt/a‐STO/TaOx/Ta device stack can be reproducibly and controllably tuned in multiple ways.
Dimitrios Spithouris   +7 more
wiley   +1 more source

Investigation on fabrication of silicon nanopores using an electrochemical passivation etch-stop strategy

open access: yesMicrosystems & Nanoengineering
The three-step wet etching (TSWE) method has been proven to be a promising technique for fabricating silicon nanopores. Despite its potential, one of the bottlenecks of this method is the precise control of the silicon etching and etch-stop, which ...
Hao Hong   +8 more
doaj   +1 more source

Etching of the Presbyterian Church in Gettysburg, Pennsylvania

open access: yes, 2023
This print features an etching by Bernhardt Wall. This print was created in 1939. This etching is entitled Presbyterian Church, Gettysburg, Pa... This etching features the Presbyterian Church in Gettysburg, Pennsylvania.https://scholarsjunction.msstate.
etching by Bernhardt Wall (American, 1872-1956)
core  

Dual‐State Programmable Oxide Transistor for Time‐Based Cryptography

open access: yesAdvanced Materials, EarlyView.
A DUPOT enables independently tunable Vth and Isat depending on gate bias polarity, producing three‐dimensional dynamical behavior within a transfer characteristic. This behavior originates from charge trapping and oxygen‐ion migration in the HfO2 layer.
Huisu Noh   +9 more
wiley   +1 more source

Etching of Phoenix Hall in Bloomington, Illinois by Bernhardt Wall

open access: yes, 2023
This print features an etching by Bernhardt Wall. This etching was created in 1937. This etching is entitled Phoenix Hall, Bloomington, Ill., where Lincoln made a political speech, April 10, 1860...https://scholarsjunction.msstate.edu/fvw-prints/2008 ...
etching by Bernhardt Wall (American, 1872-1956)
core  

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