The synthesis of a multifunctional composite using Fe2O3 and ZnO endowed with antioxidant and antibacterial properties for the adsorption of chromium(VI) ions was reported. Typical approaches of eliminating metal ions from wastewater focus on removing only the contaminants. In this research, a c...

Polypyrrole and polypyrrole/copper zinc iron oxide (copper zinc ferrite) nanocomposites were synthesized by in-situ polymerization using Ammonium Persulphate as oxidising agent. The nanocomposites were synthesized by mixing polypyrrole and copper zinc iron oxide in different weight percentages. ...

Bimetallic (zinc-iron) oxide with a pillar-like morphology is decorated over graphene films. The electrosprayed composite demonstrates good electrochemical performance as an anode material for lithium-ion batteries. Scanning and transmission electron microscopy images confirm the effective decor...

Low temperature selective transformation of alkanes to useful products continues to be an important challenge in chemistry and industry. μ-Nitrido diiron phthalocyanines in combination with H2O2 have been recently identified as powerful oxidation catalysts for these challenging reactions due to...

A novel hydrous iron-nickel-manganese (HINM) trimetal oxide was successfully fabricated using oxidation and coprecipitation method for metalloid arsenite removal. The atomic ratio of Fe:Ni:Mn for this adsorbent is 3:2:1. HINM adsorbent was identified as an amorphous nanosized adsorbent with part...

A green chemistry approach for fabrication of active carbon, enriched with remediated iron is shown. Detailed characterization (HRSTEM, STM, and N2 adsorption) was performed, followed by active carbon soaking in iron and manganese ionic solutions obtained from remediated mining sludge. Novel for...

The quadrupole splitting ϵ was measured between 90 and 350 K for the compounds Fe(NH3)6X2 and Fe(ND3)6Cl2 where X = Cl, BF4 and SiF6. At 100 K the tetrafluoroborate shows a relative isotope effect {ϵ(deuterated) - ϵ(hydrogenated)}/ϵ(hydrogenated) of about 10%. In the case of the tetrafluoroborat...

The title reactions were found to proceed in solution with formation of a mixture of the complexes (FeF)SiF6 and (FeF2)2SiF6 with an average atomic ratio F/Fe ⋍ 1.6. Partial reactions involved in equilibria in the reaction system are proposed and discussed.

The complex [Fe(H2O)6]SiF6 is one of the most stable and best characterized high-spin Fe(II) salts and as such, is a paradigm for the study of this important transition metal ion. We describe high-frequency and -field electron paramagnetic resonance studies of both pure [Fe(H2O)6]SiF6 and [Zn(H2...

Radiation damages to the surfaces of transition metal fluorosilicates under l keV argon ion bombardment have been investigated by photoelectron spectroscopy. The damage sequences appear to be related to the inertness of the metal as well as the single valence states of Si and F. Near the middle ...

Deuterium permeation through a fusion-relevant ferritic steel F82H with and without erbium oxide coatings under γ-ray irradiation has been investigated in a temperature range from 300 to 700 °C. The deuterium permeation flux through F82H sample increased by γ-ray irradiation at lower temperat...

The present study investigates the impact of point defect concentrations on the equilibrium crystal shape of strontium titanate. Therefore the shape of intergranular pores in coarse microstructures was observed. The point defect concentration was changed by donor-doping with Niobium (0.2 at.%–2...

Perovskite oxides with high specific surface area can be a pertinent approach to boost up the performance for supercapacitors. In the present work, we demonstrate the outstanding charge storage properties of strontium titanate with cubic structure using sol-gel synthesis technique. Cubic structu...

In a quest of search for a new burning rate modifier for composite propellant, strontium titanate (SrTiO3), a perovskite oxide has been chosen for evaluation in a composite propellant formulation based on its other catalytic applications. Initially, SrTiO3 was characterized for particle size, mo...

Polymer Nano-composites were prepared by chemical oxidation method using strontium titanatenano powder in presence of ammonium persulphateas an oxidizing agent. The Polypyrrole/ strontium titanatenano composite were synthesized with various compositions i.e.10,20,30,40 and 50 weight percent of s...

One of advantages of solid oxide fuel cells (SOFCs) is able to utilize various hydrocarbon fuels. Whereas, the classical Ni anode suffers severe carbon deposition especially operated under CH4. Strontium titanate (SrTiO3) perovskite anodes with strong carbon deposition resistance and good struct...

Direct magneto electric coupling is observed with a magnetoelectric coupling coefficient (MECC) of 806 mV cm−1 Oe−1 at 750 Hz in strontium titanate (STO) - Metglas - strontium titanate (STO-Metglas-STO) trilayer thin films with a total thickness of 600 nm. The piezoelectricity in the strained ST...

In this work, the waveguide formation mechanism and related optical properties in strontium titanate crystal irradiated with 357 MeV Ni-ion at a fluence of 5 × 1013 cm−2 have been studied. The electronic energy loss along the swift heavy ion penetration path could produce lattice damage based o...

Strontium titanate is well-known for its non-Arrhenius grain growth, where grain growth coefficients decrease by orders of magnitude between 1350 °C and 1425 °C. This transition is assumed to be caused by the existence and coexistence of two grain boundary types and results in the formation of...

Microwave rotational transitions for J′ ← J = 1 ← 0 and 2 ← 1 were measured in the 6–14 GHz range for methyl rhenium trioxide using a Flygare-Balle type, pulsed-beam spectrometer. The rotational constants for the most abundant isotopomers are B(187Re) = 3466.964(2) MHz and B(185Re) = 3467.0...