Results 11 to 20 of about 164,670 (298)

Comparison of micromorphological changes in enamel using SEM analysis after conventional and erbium, chromium:yttrium, scandium, gallium, and garnet hard-tissue laser fissurotomy: An in vitro study

open access: yesJournal of Indian Society of Pedodontics and Preventive Dentistry, 2023
Background: Well articulated by John Knowles – “Everything has to evolve or else it perishes.” With the paradigm shift of emphasis toward the prevention of dental caries, it has been proven that laser irradiation protects against both caries initiation ...
Priyanka Aggarwal   +5 more
doaj   +1 more source

Competitive segregation of gallium and indium at heterophase Cu–MnO interfaces studied with transmission electron microscopy [PDF]

open access: yes, 2003
This paper concentrates on the possible segregation of indium and gallium and competitive segregation of gallium and indium at atomically flat parallel {111}-oriented Cu–MnO interfaces.
Hosson, J.Th.M. De,   +2 more
core   +4 more sources

Thermoelectric properties of Bi-doped Ge0.8Mn0.1Pb0.1Te alloys [PDF]

open access: yesShandong kexue
GeTe-based alloys have attracted considerable attention as promising mid-temperature thermoelectric materials owing to their excellent performance. In this study, a series of Ge0.8-xMn0.1Pb0.1BixTe alloys were synthesized by vacuum melting followed by ...
SUN Bing, WANG Qidong, ZHANG Junxiang, MENG Zhenzhen, CHEN Tingting
doaj   +1 more source

Review of metallic biomaterials in dental applications

open access: yesJournal of Pharmacy and Bioallied Sciences, 2020
Titanium and its alloys are mainly used in manufacturing dental implants. The fact that titanium implants are immunologically very effective, new methods are being experimented to achieve utmost success rate as a biomaterial.
S Tharani Kumar   +3 more
doaj   +1 more source

Corrosion Behavior and Biocompatibility of Hot-Extruded Mg–Zn–Ga–(Y) Biodegradable Alloys

open access: yesJournal of Functional Biomaterials, 2022
Fixation screws and other temporary magnesium alloy fixation devices are used in orthopedic practice because of their biodegradability, biocompatibility and acceptable biodegradation rates.
Viacheslav Bazhenov   +9 more
doaj   +1 more source

Preparation, structural characterisation and antibacterial properties of Ga-doped sol-gel phosphate-based glass [PDF]

open access: yes, 2009
A sol-gel preparation of Ga-doped phosphate-based glass with potential application in antimicrobial devices has been developed. Samples of composition (CaO)(0.30)(Na2O)(0.20-x) (Ga2O3) (x) (P2O5)(0.50) where x = 0 and 0.03 were prepared, and the ...
A Belkebir   +48 more
core   +1 more source

An Activated Bismuth Layer Formed In Situ on a Solid Bismuth Microelectrode for Electrochemical Sensitive Determination of Ga(III)

open access: yesMembranes, 2022
In this paper, an activated bismuth layer formed in situ on a solid bismuth microelectrode, used as a working electrode for the electrochemical sensitive determination of Ga(III), based on anodic stripping voltammetry (ASV) is discussed.
Malgorzata Grabarczyk, Edyta Wlazlowska
doaj   +1 more source

The effect of root end cavity preparation using Er,Cr:YSGG laser, ultrasonic retrotip, and bur on the apical microleakage of retrograde cavity filled with MTA Plus

open access: yesJournal of Pharmacy and Bioallied Sciences, 2020
Aim: The sealing ability of the retrograde material is greatly affected by the technique used for root end preparation. Advances in retrograde preparation techniques such as lasers has shown to provide an efficient outcome.
Premjith   +5 more
doaj   +1 more source

Synthesis, crystal structure and electrophysical properties of triple molybdates containing silver, gallium and divalent metals

open access: yesChimica Techno Acta, 2018
A possibility of the triple molybdates formation with both NASICON-like and NaMg3In(MoO4)5 structures in the Ag2MoO4–AMoO4–Ga2(MoO4)3 (A = Mn, Co, Zn, Ni) systems was studied by powder X-ray diffraction analysis.
Irina Yu. Kotova   +4 more
doaj   +1 more source

A Novel Glass Polyalkenoate Cement for Fixation and Stabilisation of the Ribcage, Post Sternotomy Surgery: An ex-Vivo Study

open access: yesJournal of Functional Biomaterials, 2013
This study investigates the use of gallium (Ga) based glass polyalkenoate cements (GPCs) as a possible alternative adhesive in sternal fixation, post sternotomy surgery.
Adel M.F. Alhalawani   +4 more
doaj   +1 more source

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