Results 11 to 20 of about 1,310,092 (286)

Spontaneous direct bonding of thick silicon nitride [PDF]

open access: yes, 1996
Wafers with LPCVD silicon-rich nitride layers have been successfully direct bonded to silicon-rich nitride and boron-doped silicon surfaces. A chemical - mechanical polishing treatment was necessary to reduce the surface roughness of the nitride before ...
Elwenspoek, M., Gui, C., Sanchez, S.
core   +3 more sources

Bonding after trauma: on the role of social support and the oxytocin system in traumatic stress [PDF]

open access: yesEuropean Journal of Psychotraumatology, 2012
This paper outlines the state of affairs in psychobiological research on psychotrauma and PTSD with a focus on the role of the oxytocin system in traumatic stress.
Miranda Olff
doaj   +1 more source

Congregational bonding social capital and psychological type : an empirical enquiry among Australian churchgoers [PDF]

open access: yes, 2012
This study explores the variation in levels of bonding social capital experienced by individual churchgoers, drawing on data generated by the Australian National Church Life Survey, and employing a five-item measure of church-related bonding social ...
Baker C   +27 more
core   +1 more source

Interfacial chemical bonding-mediated ionic resistive switching. [PDF]

open access: yes, 2017
In this paper, we present a unique resistive switching (RS) mechanism study of Pt/TiO2/Pt cell, one of the most widely studied RS system, by focusing on the role of interfacial bonding at the active TiO2-Pt interface, as opposed to a physico-chemical ...
Han, Jin-Woo   +6 more
core   +1 more source

Influence of High Temperature Oxidation on Hydrogen Absorption and Degradation of Zircaloy-2 and Zr 700 Alloys

open access: yesHigh Temperature Materials and Processes, 2019
The present research was aimed at determining the effects of the oxide layers on hydrogen absorption, microstructure and mechanical properties of the Zircaloy-2 and Zr 702 alloys.
Zieliński Andrzej   +4 more
doaj   +1 more source

Effect of the nanofilm-coated zirconia ceramic on resin cement bond strength [PDF]

open access: yesJournal of Dental Research, Dental Clinics, Dental Prospects, 2022
Background. New surface treatments have been proposed to expand the clinical indications of zirconia prostheses. This study aimed to evaluate the effect of silica and fluorine nanofilms on zirconia ceramic on the resin cement bond strength.
Viviane Maria Gonçalves de Figueiredo   +7 more
doaj   +1 more source

OsB9−: An Aromatic Osmium-Centered Monocyclic Boron Ring

open access: yesFrontiers in Chemistry, 2021
Transition-metal-centered monocyclic boron wheels are important candidates in the family of planar hypercoordinate species that show intriguing structure, stability and bonding situation. Through the detailed potential energy surface explorations of MB9−
Rui Yu   +4 more
doaj   +1 more source

Chemical characterization of the adhesive secretions of the salamander Plethodon shermani (Caudata, Plethodontidae)

open access: yesScientific Reports, 2017
Salamanders have developed a wide variety of antipredator mechanisms, including tail autotomy, colour patterns, and noxious skin secretions. As an addition to these tactics, the red-legged salamander (Plethodon shermani) uses adhesive secretions as part ...
Janek von Byern   +9 more
doaj   +1 more source

Blessings and Curses: Exploring the Experiences of New Mothers during the COVID-19 Pandemic

open access: yesNursing Reports, 2020
The aim of this study was to explore the postpartum experiences of new parents during the COVID-19 pandemic. The postpartum period can be a time of significant transition, both positive and negative, for parents as they navigate new relationships with ...
Phillip Joy   +7 more
doaj   +1 more source

Determination of the synthetic hydroxyapatite life circle used in dental practice [PDF]

open access: yesChemical Industry and Chemical Engineering Quarterly, 2012
Dental materials are specific materials that were developed as a general materials for specific aplication in oral environment. To determinate the functional properties of this materials, we are obligated to use nonstandard approach and specific ...
Teodorović Nevenka, Jovanić Predrag
doaj   +1 more source

Home - About - Disclaimer - Privacy