Results 11 to 20 of about 6,739 (214)

An efficient prediction based data collection method for wireless sensor networks using hybrid fuzzy clustering and optimized deep maxout neural networks [PDF]

open access: yesScientific Reports
In the world of the Internet of Things (IoT), wireless sensor networks (WSNs) play a vital role in enabling seamless communication between connected devices.
B. Padmini Devi   +3 more
doaj   +2 more sources

The Effect of Combined Sandblasting and Piranha Solution Treatment on Resin Cement Bond Strength to Zirconia: An In Vitro Study

open access: yesCeramics
This in vitro study investigated whether piranha solution treatment, applied alone or following sandblasting, enhances the shear bond strength of resin cement to zirconia. Fifty zirconia specimens were assigned to five groups: no treatment, sandblasting (
Apichai Maneenacarith   +5 more
doaj   +2 more sources

Time-Dependent Piranha Solution Treatment as an Alternative to Sandblasting for Improving Zirconia–Resin Cement Bond Strength

open access: yesCeramics
This study investigated the effect of piranha solution etching duration on the shear bond strength of zirconia ceramics bonded to resin cement, comparing it to conventional sandblasting treatment. Fifty fully sintered zirconia specimens (6.0 mm diameter,
Apichai Maneenacarith   +3 more
doaj   +2 more sources

Bonding strategies to full-contour zirconia: Zirconia pretreatment with piranha solution, glaze and airborne-particle abrasion [PDF]

open access: yesInternational Journal of Adhesion and Adhesives, 2017
Abstract This study aimed to evaluate the effect of various zirconia surface pretreatments on the adhesion between full contour 3Y-TZP zirconia and glaze, and the shear bond strength (SBS) between glazed/3Y-TZP and resin cement. Specimens were allocated into groups: GL-glaze; AL+GL-sandblasting with Al2O3+GL; CJ+GL-tribochemical silica coating (Cojet®
Luiz Felipe Valandro   +2 more
exaly   +4 more sources

Dual-Surface Modification of AlGaN/GaN HEMTs Using TMAH and Piranha Solutions for Enhancing Current and 1/f-Noise Characteristics

open access: yesIEEE Journal of the Electron Devices Society, 2018
We demonstrated dual-surface modification of GaN/AlGaN/GaN high-electron mobility transistors using tetramethylammonium hydroxide (TMAH) and piranha solutions prior to gate metallization.
M. Siva Pratap Reddy   +3 more
doaj   +2 more sources

Efficient surface engineering of aluminum foil by using piranha solution strategy

open access: yesSurfaces and Interfaces, 2023
Wojciech Kujawski, Marta Głodek
exaly   +2 more sources

Laminin 332 functionalized surface improve implant roughness and oral keratinocyte bioactivity [PDF]

open access: yesHeliyon
Objective: The biological seal (BS) at the implant-tissue interface is essential for the success of dental implants (DIs), and the absence of a proper BS can lead to peri-implantitis.
Sandra J. Perdomo   +2 more
doaj   +2 more sources

Chemical Pretreatment of Rice and Wheat Straws to Reduce the Recalcitrant Structure: Comparative and Kinetic Studies with Different Chemicals for Biogas Production [PDF]

open access: yesNature Environment and Pollution Technology, 2023
In this study, a comprehensive comparison of two different chemical pretreatments of wheat straw (WS) and rice straw (RS) was made. The pretreatment was performed using piranha solution and p-toluenesulfonic acid (PTSA) to dissolve the biomass’s complex ...
Nikita Kanaujia, Shalu Rawat and Jiwan Singh
doaj   +1 more source

Effect of Etching Temperature on Surface Properties of Ti6Al4V Alloy for Use in Biomedical Applications [PDF]

open access: yesMaterials Research, 2020
The objective of this study is to evaluate the surface physicochemical properties of Ti6Al4V alloy after etching with a piranha’s solution at temperatures of 25 °C, 40 °C, and 60 °C for 30 min.
Charles Jourdan Alberti   +5 more
doaj   +1 more source

Development and Assessment of Regeneration Methods for Peptide-Based QCM Biosensors in VOCs Analysis Applications

open access: yesBiosensors, 2022
Cleaning a quartz crystal microbalance (QCM) plays a crucial role in the regeneration of its biosensors for reuse. Imprecise removal of a receptor layer from a transducer’s surface can lead to unsteady operation during measurements. This article compares
Tomasz Wasilewski   +5 more
doaj   +1 more source

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