Results 81 to 90 of about 17,466 (262)

Computational intelligence-based steganalysis comparison for RCM-DWT and PVA-MOD methods

open access: yesAutomatika, 2019
This research article proposes data hiding technique for improving the data hiding procedure and securing the data transmission with the help of contrast mapping technique along with advanced data encryption standard.
T. D. Sairam, K. Boopathybagan
doaj   +1 more source

Polarization‐Enabled Piezoelectric Tellurium–Selenium (TexSe1–x) Thin Films for Memory Switching and Artificial Synaptic Functions

open access: yesAdvanced Science, EarlyView.
Here, we demonstrate and investigate polarization‐enabled electromechanical responses in cryogenic physical vapor deposition (cryogenic PVD)‐deposited TexSe1‐x thin films, a tellurium‐based compound with a tunable bandgap and enhanced non‐centrosymmetry.
Chia‐Chen Chung   +16 more
wiley   +1 more source

PVD-Beschichtung von Metallband

open access: yes, 2022
S.IV-IXDie Beschichtung von Stahlband mit Korrosionsschutzschichten auf der Basis von Zink und Zinn hat weltweit einen hohen Entwicklungsstand erreicht.
Goedicke, K.   +3 more
core  

Pvd (prefabricated Vertical Drain [PDF]

open access: yes, 2020
Mekanika Tanah Lanjut analisis perbaikan tanah dengan preloading + PVD, Contoh ...
Meiwa, Sherly
core  

Optimization The High Speed Machining of Hardened AISI 4140 Steel Using Vapor Deposited Cutting Tools (Wear and Roughness) [PDF]

open access: yesInternational Journal of Advanced Design and Manufacturing Technology, 2018
In this study, the main cutting parameters of high speed machining (HSM) including cutting speed, feed rate, depth of cut as well as deposition method were optimized using genetic algorithm considering the average surface roughness (Ra) of work piece and
Mehdi Jalali Azizpour, Ata Fardaghaie
doaj  

Triple‐Mode Ferroelectric Thin‐Film Transistor for Hybrid Electrical–Optical Reservoir Computing

open access: yesAdvanced Science, EarlyView.
A triple‐mode ferroelectric thin‐film transistor is developed by integrating Si3N4/HZO/IGZO layers to realize three independent memory modes: electric long‐term, electric short‐term, and optical short‐term. This single‐device architecture functions as both a reservoir and readout layer, achieving 92.43% MNIST accuracy. It offers a fully hardware‐based,
Hyeonho Lee   +9 more
wiley   +1 more source

Dielectric‐Confinement‐Induced in‐Plane Photoelectric Anisotropy in Isotropic Quasi‐1D γ‐GaS Nanoribbon

open access: yesAdvanced Science, EarlyView.
We investigate the geometry‐governed optoelectronic anisotropy arising from dielectric confinement in quasi‐1D γ‐GaS nanoribbons with intrinsically isotropic atomic structures. Dielectric mismatch between the nanoribbon and its surroundings leads to a general polarization‐dependent photoresponse during near‐field scattering.
Jiawei Jing   +16 more
wiley   +1 more source

A Study of Cr/CrN and Cr/CrN/CrAlN Multilayer Coatings for Permanent Mold Castings of Aluminum Alloys: Wear and Soldering Tendency

open access: yesJournal of Materials and Engineering Structures, 2021
Physical vapor deposition (PVD) coatings namely Cr/CrN, Cr/ CrN / CrAlN multilayers (period of μ = 4 with a Cr bonding layer 138 nm thick), have been synthesized on a quenched and tempered X38CrMoV8 steel to test their ability to avoid soldering during ...
Mohammed said BOUAMERENE   +5 more
doaj  

Junction Physics and Architectural Paradigms in Optoelectronic Semiconductor Fibers

open access: yesAdvanced Science, EarlyView.
Optoelectronic fibers are emerging as a key platform for distributed sensing, energy harvesting, and optical communication in deformable systems. Their performance is fundamentally governed by junction formation under confined, dynamic processing conditions.
Hailiang Wang   +4 more
wiley   +1 more source

Effects of complete PVD (stage 4) on macular microvascular parameters compared to no apparent PVD (stage 0/1).

open access: yes, 2020
Effects of complete PVD (stage 4) on macular microvascular parameters compared to no apparent PVD (stage 0/1).
Yohei Hashimoto (300088)   +14 more
core   +1 more source

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