نتایج جستجو برای: mo doped

تعداد نتایج: 79081  

2009
G Narsinga Rao J W Chen S Neeleshwar Y Y Chen M K Wu

Structural, magnetic and electrical properties of the La0.7Ca0.15Sr0.15Mn1−xMoxO3 (0 x 0.05) compounds have been investigated. Powder x-ray analysis reveals that the sample with x = 0 crystallizes in the rhombohedral (R3c) structure, whereas in the Mo doped samples the structure can be indexed by an orthorhombic (Pbnm) structure. The important observations of the magnetic and transport properti...

2011
James R. McKone Emily L. Warren Matthew J. Bierman Shannon W. Boettcher Bruce S. Brunschwig Nathan S. Lewis Harry B. Gray

The dark electrocatalytic and light photocathodic hydrogen evolution properties of Ni, Ni–Mo alloys, and Pt on Si electrodes have been measured, to assess the viability of earth-abundant electrocatalysts for integrated, semiconductor coupled fuel formation. In the dark, the activities of these catalysts deposited on degenerately doped p-Si electrodes increased in the order Ni < Ni–Mo # Pt. Ni–M...

2017
Ying Luo Jiawei Xue Xiaodi Zhu Jose Daniel Xiang Gao Song Sun Chen Gao Jun Bao

Ying Luo, Jiawei Xue, Xiaodi Zhu, Jose Daniel, Xiang Gao, Song Sun,* Chen Gao* and Jun Bao* A series of Mo-doped Ca2NiWO6 (Ca2NiW1 xMoxO6, x1⁄4 0–0.05) samples were synthesized by a solid-state reaction. The physical and optical properties of these photocatalysts were characterized by X-ray diffraction, X-ray absorption fine structure, UV-visible diffuse reflectance spectra, and the band struct...

2015
Panpan Jing Wei Lan Qing Su Erqing Xie

In this letter, we report a novel V-doped SrTiO3 photocatalyst synthesized via electrospinning followed by a thermal diffusion process at low temperature. The morphological and crystalline structural investigations reveal not only that the V-doped SrTiO3 photocatalyst possesses a uniform, porous, fibrous structure, but also that some V(5+) ions are introduced into the SrTiO3 lattice. The photoc...

2016
Yiren Wang Sean Li Jiabao Yi

First principle calculations are employed to calculate the electronic and magnetic properties of Co doped MoS2 by considering a variety of defects including all the possible defect complexes. The results indicate that pristine MoS2 is nonmagnetic. The materials with the existence of S vacancy or Mo vacancy alone are non-magnetic either. Further calculation demonstrates that Co substitution at M...

Journal: :Materials Science in Semiconductor Processing 2021

Polycrystalline thin films of molybdenum-doped rhenium disulphide (Mo-doped ReS2) alloys were synthesised by aerosol-assisted chemical vapour deposition (AACVD) using precursor solutions containing (1) [Re(S2CC6H5)(S3CC6H5)2], and (2) [Mo(S2CNEt2)4]. Synthesised characterised powder X-Ray diffraction (p-XRD), Raman spectroscopy, scanning electron microscope (SEM), transmission (TEM), inductivel...

Journal: :Nanotechnology 2017
Dustin Bauer Alexander J Roberts Noriyoshi Matsumi Jawwad A Darr

Nano-sized Mo-doped titania (Mo0.1Ti0.9O2) and Nb-doped titania (Nb0.25Ti0.75O2) were directly synthesized via a continuous hydrothermal flow synthesis process. Materials characterization was conducted using physical techniques such as transmission electron microscopy, powder x-ray diffraction, x-ray photoelectron spectroscopy, Brunauer-Emmett-Teller specific surface area measurements and energ...

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Sodium potassium niobate piezoceramics are considered as lead-free piezoelectric due to their good properties. In this study, the effect of titanium dioxide and molybdenum oxide as dopant on the densification behavior, piezoelectric and dielectric properties of lithium doped sodium potassium niobate ((K0.5Na0.5)0.94Li0.06NbO3, KNNL) was investigated. For this purpose, (K0.5Na0.5)0.94Li0.06Nb0.9...

Journal: :Electrochimica Acta 2021

Abstract We report the fabrication and characterization of molybdenum (Mo)-doped ZnV2O6/reduced graphene oxide (rGO) composite its use as photoanode for photoelectrochemical (PEC) hydrogen production. Compared to pure ZnV2O6, Mo ions act electron donor in ZnV2O6:Mo lattice increasing charge carrier concentration subsequently mobility bulk by polaron transport. measured hole transfer efficiency ...

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