In this study, p-type ZnO:K was successfully produced by potassium hydroxide using a sol-gel deposition process. The deposited ZnO:K samples were examined by using scanning electron microscopy (SEM), X-ray diffraction (XRD), Hall-effect measurements, photoluminescence spectroscopy (PL) and Ultra...

Solvent extraction of potassium hydroxide from strong potassium aluminate solutions was investigated systematically, where alkyl phenols with the stereo-hindrance of alkyl substituents to the hydroxyl functional group were used as extractants. The research focused on organic phase, phase equilib...

Alkali roasting of monazite concentrate using potassium hydroxide in place of sodium hydroxide could allow for the coproduction of tripotassium phosphate, which would be of greater economic value than trisodium phosphate. Therefore, this study aims to assess the ability of potassium hydroxide to...

An electrodialytic potassium hydroxide eluent generator (EDG) well-suited to small-bore (2 mm i.d.) ion chromatography (sIC) system is described. The basic configuration of EDG cartridge is much similar to that of conventional counterpart except lower void volume, which was measured to be ˜9 μL...

Iron group transition metal phosphides (TMPs, M= Fe, Co, Ni) have been considered as promising noble-metal-free cocatalysts for the photocatalytic hydrogen (H2) generation. However, the impact on the H2 generation activity in correlation with the types of metal in TMPs still remains unresolved. ...

Iron doped nickel titanate (Fe3+/NiTiO3) ferromagnetic nanoparticles with different concentrations of Fe (0.2, 0.4, and 0.6 mol) were synthesized using precipitation route with precursor source such as nickel nitrate and iron nitrate solutions. The prepared magnetic nanopowders were investigated...

A La-modified Lead Iron Titanate (Pb1−xLax)(Fe0.01Ti0.99)O3 (x = 0, 4, 8, 12, 16 and 20%) (Lx-LITO) ceramics have been synthesized by sol-gel route. The structural properties of these compounds have been examined by XRD and Raman spectroscopy. The Optical properties of Lx-LITO have been investig...

Solid oxide fuel cells (SOFCs) are highly efficient energy conversion devices with the advantage that a wide variety of hydrocarbon fuels can be used directly. Recently, the field of research on anodic materials of SOFC has advanced rapidly, with special emphasis on the development of materials ...

Iron containing bismuth titanates with pyrochlore structure Bi1.6FexTi2O7−δ, where 0.08≤x≤0.4, were obtained by ceramic procedure. The results of bough pycnometric density of the pyrochlores and of X-ray powder diffraction structure refinement points to the preference for iron atoms to occupy...

Novel proton exchange membrane was easily prepared by incorporating amine-functionalized iron titanate (AIT) nanoparticles into sulfonated poly (ether ether ketone) (SPEEK) polymer matrix. The surface of iron titanate nanoparticles was modified by grafting (3-aminopropyl) triethoxy silane (APTES...

The ionic conductivity of CaTi0.9Fe0.1O3−δ was determined as functions of oxygen partial pressure and temperature, using two experimental methods: total electrical conductivity measurements by impedance spectroscopy and oxygen isotopic exchange. The data were compared with previously published ...

Ilmenites, which find enormous applications, because of their high relative permittivity and modest dielectric losses can have their efficiency and practical applicability enhanced by incorporation of ferroelectricity and multiferroicity in them. In our present work, ferroelectricity and magneto...

Based on the specific features of cement-derived materials gained by incorporation of nanomaterials, such as proper workability and accelerated hydration reaction, investigations of nano-modification of cementitious materials are increasingly conducted globally.In this study, locally manufacture...

Iron titanate (Fe2TiO5) is a promising photoanode material due to a narrow band gap, appropriate band edges, robustness and abundance. However, its performance is limited because of its low conductivity and short hole diffusion length. Precisely controlled, a few Fe2TiO5 layers of inverse opal s...

Nitrogen doped nanosized iron titanate films have been obtained by fast, low cost and precisely controllable synthesis procedure and characterized by XRD, TEM, EPR, optical spectroscopy, photoelectrochemical, electrocatalytic and photocatalytic approaches. The nitrogen doped iron titanate films ...

The efficient and durable catalysts toward electrochemical water-splitting plays significant role in clean and renewable energy storage applications. Herein, we design the Prussian blue analogues precursor by self-assembled strategy and converted it to (Fe-Co)Se2 composite by post-selenization m...

Motivated by the recent experiment of two-magnon Raman scattering in alkaline iron selenide superconductors (Zhang et al., 2012), we investigate in details the underlying spin interactions of the 5×5 antiferromagnetic superstructure. Based on the linear spin wave approximation, the Fleury-Londo...

A novel series of ternary compounds, namely cobalt iron selenide/sulfide nanocubes, are successfully synthesized as counter electrode (CE) materials for dye-sensitized solar cells (DSSCs), which deliver excellent performances. Homogeneous cobalt iron Prussian-blue-analog (PBA) nanocubes are prep...

This review article presents fabrication of FeSe by solid state reactions, solution chemistry routes, chemical vapor deposition, spray pyrolysis and chemical vapor transport. Different properties and applications such as crystal structure and phase transition, band structure, spectroscopy, super...

Constructing earth-abundant and efficient electrocatalysts for overall water splitting are still in the research and exploration stage. In this work, the Fe-doped NiSe2 polyhedron nanocrystals grown on Ni foam (Ni0.75Fe0.25Se2@NF) with controllable surface morphology are developed as high-perfor...