Showing papers in "Journal of Physics and Chemistry of Solids in 2017"

TL;DR: In this paper, nanocrystalline undoped and Sn doped ZnO thin films with different doping concentrations (1, 3, 5, 7 ) have been deposited on glass substrate by low cost spin coating technique.

TL;DR: In this article, the effect of dopant on structural, optical and morphological properties of ZnO has been studied by using various characterization techniques and their gas sensing characteristics have been investigated for various gases at different operable temperatures.

TL;DR: In this paper, a honey-mediated sol-gel combustion method was used to synthesize NiFe2O4 nanoparticles and samples annealed at 800 and 1100°C were characterized by X-ray diffraction and Raman spectroscopy.

TL;DR: In this article, the complex dielectric function and complex refractive index are calculated in both parallel (||) and perpendicular ( ⊥ ) polarization directions of the electromagnetic field, from these calculated values, optical observables like absorption, reflection, optical conductivity and electron loss function have been studied.

TL;DR: In this article, a simple microwave combustion method was used to synthesize Co1-xMgxFe2O4 (0≤x≤0.5) spinel nanoparticles.

TL;DR: In this paper, binary g-C 3 N 4 /CeO 2 nanosheets are first prepared by pyrolysis and subsequent exfoliation method, then decorated with ZnO nanoparticles to construct g-c 3 n 4 /ce o 2 /ZnO ternary nanocomposites with multi-heterointerfaces.

TL;DR: A honey-mediated green synthesis of ZnFe2O4 spinel ferrite nanoparticles and the effect of further annealing on structural, magnetic, optical, dielectric and electrical properties was reported in this article.

TL;DR: In this paper, as-prepared CdS, ZnS and cdS/ZnS core/shell nanoparticles were used to study the structural, morphological, and optical properties by PXRD, TEM, HRTEM, UV-vis spectroscopy, N 2 adsorption-desorption, FT-IR, PL and Raman spectroscopic measurements.

TL;DR: In this article, the BaFe 12-x Ga x O 19 (x≤ 1.2) hexaferrites were synthesized by the usual ceramic technology and it was established that with the x increase the unit cell and magnetic parameters monotonically decrease.

TL;DR: In this paper, the mobility of Zn 2+ ions within the lattice structure of NiFe 2 O 4 ferrite with an inverse spinel structure was investigated and the resultant magnetic properties were discussed.

TL;DR: In this paper, a facile one-step hydrothermal method was used to synthesize the CuO/ZnO nanocomposites and the influence of ZnO contents on the photocatalytic properties of the nano-composites was investigated.

TL;DR: In this paper, the Monte Carlo method has been used to study the magnetic and thermodynamic properties of a hexagonal ferrimagnetic Ising nanoparticle with spin-3/2 inner core surrounded by spin-1 surface shell layers.

TL;DR: In this paper, the authors used sol-gel spin coating method to prepare ZnO (pristine) and Al doped ZnOsO (AZO) films and calculated color parameters viz: the dominant wavelength, color coordinates (x,y), color purity, luminous efficiency and correlated color temperature (CCT) of both the films.

TL;DR: In this article, Ni loading on the MgO crystalline structure, surface morphology and magnetic properties was observed by powder X-ray diffraction, field-emission scanning electron microscopy and a vibrating sample magnetometer, respectively.

TL;DR: In this paper, the LaFeO3/TiO2 composite was successfully synthesized by hydrothermal method and the as-prepared nanoparticles were characterized by TGA, XRD, HRSEM, EDS, TEM, VSM and UV-Vis techniques.

TL;DR: Graphene-ZnO nanocomposites (GZ) were prepared with different concentrations of ZnO by chemical method and structural analysis by x-ray diffraction showed a hexagonal wurtzite phase and Raman spectroscopy showed the formation of graphene as discussed by the authors.

TL;DR: In this article, a novel NiWO 4 -ZnO-NRGO ternary nanocomposite has been efficiently synthesized by decorating nitrogen doped reduced graphene oxide (NRGO) with zinc oxide and nickel tungstate nanoparticles via a facile microwave irradiation technique and its capability to catalyze photodegradation of methylene blue (MB) dye in aqueous solution and reduction of 4-nitro phenol (4-NP) to 4-amino phenol using sodium borohydride was explored.

TL;DR: In this article, a facile and simple method was offered to synthesize porous N-doped ZnO via direct calcination of urea and ZIF-8 mixture.

TL;DR: In this article, the surface plasmon resonance effect of Ag nanoparticles can increase the visible light absorption and the piezoelectric field originated from the deformation of ZnO nanotetrapods can further enhance the separation of photo-induced electron/hole pairs.

TL;DR: In this paper, the fabrication of reduced graphene oxide (r-GO) reinforced Magnesium Metal Matrix Composite (MMC) through a novel solvent based powder metallurgy route is adopted to arrive at optimal values of the input parameters such as load, reinforcement weight percentage, sliding distance and sliding velocity.

TL;DR: In this paper, a three-phase three-dimensional fluidized type electrode reactor (FTER) was designed for the effective removal of toxic pollutants from wastewater, which can be used for the treatment of industrial wastewater.

TL;DR: In this article, a scalable in situ approach to produce Si-carbon nanotube (Si-CNT) composite via acid etching of commercial inexpensive micro-sized Al-Si alloy powder and CNT mixture was proposed.

TL;DR: Mesoporous nanospherical necklaces of inorganic α-Fe core-organic shell and ethylenediaminetetraacetic acid (EDTA) were fabricated in this article.

TL;DR: In this paper, a photo-catalytic reduction of chromate ions under sunlight was performed on the CuBi 2 O 4 /TiO 2 heterojunction, which is a p-type semiconductor with a flat band potential of −0.39 V SCE.

TL;DR: In this article, zinc oxide (ZnO) nanoparticles were synthesized using a novel environmentally friendly hydroelectric cell without an electrolyte or external current source, which could potentially have applications in blue lasers and LEDs.

TL;DR: In this paper, an efficient photocatalyst by integrating the lamellar g-C 3 N 4 into Znln 2 S 4 microflowers through a one-step hydrothermal method was designed.

TL;DR: In this article, a novel magnetic NiFe 2 O 4 /Zn-Al layered double hydroxide intercalated with EDTA composite was prepared through modified coprecipitation method and employed for adsorptive removal of Cr(VI) from aqueous solution.

TL;DR: In this paper, WO 3 ·0.33H 2 O/PEDOT films are assembled with electrodeposited prussian blue (PB) to fabricate the WO3 · 0.33h 2 O-PEDO-PB complementary electrochromic devices.

TL;DR: In this paper, the effects of Co, Ni or Cr addition on the decolorization properties of Fe-Si-B amorphous alloys were studied, and the mechanism of their different effects was analyzed.

TL;DR: In this article, a model of dendrite growth with the six-fold crystal symmetry was studied using the solvability theory, and the authors showed that the obtained selection criterion for a stable dendritic growth is a function of surface energy stiffness, arbitrary values of Peclet numbers and convective flow intensity.