Results 71 to 80 of about 5,029 (153)

Computational identification of Ga-vacancy related electron paramagnetic resonance centers in $\beta$-Ga$_2$O$_3$

open access: yes, 2019
A combined experimental/theoretical study of the EPR in irradiated $\beta$-Ga$_2$O$_3$ is presented. Four EPR spectra, two $S=1/2$ and two $S=1$, are observed after high-energy proton or electron irradiation.
Deák, Peter   +5 more
core   +1 more source

Mechanically Enhanced, Antibacterial, and Double‐Network Hydrogel Flexible Sensors for Sleep Apnea Monitoring

open access: yesSmall, EarlyView.
This report describes the preparation of an antibacterial hydrogel sensor from a polyvinyl alcohol/silk fibroin double network, tannic acid‐coated liquid metal, and copper particles, with an ethanol post‐treatment using a multi‐level structural regulation strategy. The obtained hydrogel is evaluated in the context of respiratory monitoring.
Hai Yan   +8 more
wiley   +1 more source

Metal–organic chemical vapor deposition of p-type NiO and NiO/β-Ga2O3 PN diodes [PDF]

open access: yesAPL Electronic Devices
In this work, p-type NiO thin films were grown on (010) β-Ga2O3 substrates via metal–organic chemical vapor deposition (MOCVD). The growth conditions, including Ni(dmamb)2 (Ni precursor) molar flow rate, oxygen flow rate, and growth temperature, were ...
Dong Su Yu   +5 more
doaj   +1 more source

Temperature-dependent thermal conductivity and diffusivity of a Mg-doped insulating $\beta$-$\mathrm{Ga_2O_3}$ single crystal along [100], [010] and [001]

open access: yes, 2016
The monoclinic crystal structure of $\beta$-$\mathrm{Ga_2O_3}$ leads to significant anisotropy of the thermal properties. The 2$\omega$-method is used to measure the thermal diffusivity $D$ in [010] and [001] direction respectively and to determine the ...
Fischer, Saskia F.   +3 more
core   +1 more source

Engineered surface strategies to manage dental implant‐related infections

open access: yesPeriodontology 2000, EarlyView.
Abstract When exposed to the oral environment, dental implants, like natural surfaces, become substrates for microbial adhesion and accumulation, often leading to implant‐related infections—one of the main causes of implant failure. These failures impose significant costs on patients, clinicians, and healthcare systems.
João Gabriel S. Souza   +7 more
wiley   +1 more source

Atomic-scale investigation of γ-Ga2O3 deposited on MgAl2O4 and its relationship with β-Ga2O3

open access: yesAPL Materials
Nominally phase-pure γ-Ga2O3 was deposited on (100) MgAl2O4 within a narrow temperature window centered at ∼470 °C using metal-organic chemical vapor deposition. The film deposited at 440 °C exhibited either poor crystallization or an amorphous structure;
Jingyu Tang   +6 more
doaj   +1 more source

Composition Dependence of Structural Parameters and Properties of Gallium Ferrite

open access: yes, 2011
We show the effect of composition on structural and magnetic characteristics of pure phase polycrystalline GaFeO (GFO) for compositions between 0.8
Abrahams   +29 more
core   +1 more source

Catalytic Conversion of Lower Olefins to Aromatics Using Zeolite‐Based Catalysts

open access: yesChemCatChem, Volume 18, Issue 9, 14 May 2026.
Zeolite‐catalyzed upgrading of light olefins (C2–C4) into benzene, toluene, and xylenes (BTX) represents a sustainable route to aromatics. This review outlines thermodynamic and mechanistic aspects, the influence of acidity and textural properties of catalysts.
Paresh Butolia   +5 more
wiley   +1 more source

Properties of (Ga$_{1-x}$In$_x$)$_2$O$_3$ over the whole $x$ range

open access: yes, 2015
Using density-functional ab initio theoretical techniques, we study (Ga$_{1-x}$In$_x$)$_2$O$_3$ in both its equilibrium structures (monoclinic $\beta$ and bixbyite) and over the whole range of composition. We establish that the alloy exhibits a large and
F Ricci   +6 more
core   +1 more source

GaIn‐Induced Polarization Control in PVDF for High‐Efficiency Energy Harvesting and Instantaneous Wireless Sensing

open access: yesENERGY &ENVIRONMENTAL MATERIALS, Volume 9, Issue 3, May 2026.
This study presents a liquid metal–engineered β‐PVDF composite enabling high‐performance piezoelectric–triboelectric nanogenerators. Guided by MD/DFT simulations, GaIn doping promotes β‐phase formation and dipole alignment, while native oxides enhance charge retention.
Jiaqi Lu   +13 more
wiley   +1 more source

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