Metronidazole (MTZ) is an antibacterial drug, which is frequently detected in wastewater, resulting in pathogen-resistance and mutagenicity. Therefore, MTZ removal is a serious challenge. In this research work, the visible-light-driven Z-scheme CuWO4/Bi2S3 heterojunction with optimized weight percentage (7%wt) was evaluated for MTZ degradation under LED radiation in batch and continues reactor. The

In the present communication, the composition of barium and zirconium modified YMnO3 ceramic, i.e. Y0.95Ba0.05Mn0.95Zr0.05O3, has been synthesized using the solid-state reaction method, and emphasis has been made to observe the variations on structural, optical, electrical, and ferroelectric properties of the prepared ceramic. The primary structural analysis has been verified by the X-ray diffraction

La3+-substituted manganese ferrites with chemical formula MnLaxFe(2−x)O4 (0 ≤ x ≤ 0.03) were prepared via solid -state reaction method. X-ray diffraction (XRD) analysis with Rietveld refinement method confirmed that all compositions exhibited a single-phase formation of manganese ferrite (MnFe2O4, cubic (Fd−3 m)). The lattice parameters were found to decrease with increasing La3+ ion substitution from

Commercial window glass (CWG) is studied for application as a bandpass filter, dosimetric system, and for shielding low-gamma (γ) energy. To evaluate its dosimetric characteristics, optical transmission (T%) and thermoluminescence (TL) were measured, dosimetric features were determined, and the impact of CoO on the observed properties is discussed in detail. Transmission spectra before and after irradiation

Pure and Gd-doped NiO nanoparticles capped by polyvinylpyrrolidone (PVP) were synthesized via the co-precipitation method, with different concentrations (x = 0.000, 0.005 and 0.010). Extensive experimental assessments were conducted to study the structural, optical and magnetic properties of the prepared nanoparticles. The X-ray diffraction patterns depicted the formation of pure NiO phase without

As detection of specific deoxyribonucleic acid (DNA) sequences is of great importance in diagnosing many fatal and genetic diseases, there have been renewed interests in designing highly sensitive label-free DNA detection platforms. This paper presents a molybdenum diselenide (MoSe2)-graphene hybrid structure-based surface plasmon resonance (SPR) biosensor with capability of detecting single-nucleotide

MnCO3 particles were thermally decomposed to obtain Mn2O3 particles. MnCO3 was prepared by co-precipitation method using MnCl2.4H2O and CO(NH2)2 as reactants. Two separate parts of the obtained MnCO3 were calcined at 450 °C and 550 °C. The structural, crystallographic, morphological properties and elemental composition of all the materials were investigated using Fourier transform infrared spectrometry

The glass–ceramic nanocomposites, based on 18.75Na2O–18.75Li2O–37.5P2S5–25V2S5 mol% glass, were successfully fabricated via heat treatment (HT) process at 405 °C for various times in the midair. The effects of HT time and nanostructure on the electrochemical performance for the glass–ceramic nanocompositions electrodes were examined by using DSC, XRD, TEM, FESEM, and electrochemical techniques, including

Non-linear dielectric spectroscopy (NLDS) is employed as an effective tool to study relaxation processes and phase transitions of a poly(vinylidenefluoride-trifluoroethylene-chlorofluoroethylene) (P(VDF-TrFE-CFE)) relaxor-ferroelectric (R-F) terpolymer in detail. Measurements of the non-linear dielectric permittivity \({\varepsilon _{2}^{'}}\) reveal peaks at 30 and 80\(\,^\circ\)C that cannot be identified

In the the present work, we discussed in detail the X-ray shielding behavior of the glasses in the composition of TeO2-Li2O-GeO2-ZnO-Bi2O3 for the energy range of 30.82–303 keV. Some essential radiation shielding parameters have effectively been evaluated via EPICS2017 library. EPICS2017 showed a relative change between 0.67%—8.23% from the Phy-X software mass attenuation coefficient (MAC) calculations

In this research, aluminum (Al) thin films were deposited on SiO2/Si substrates using RF magnetron sputtering technique for analyzing the influence of RF sputtering power on microstructural surface morphologies. Different sputtering RF powers (100–400 W) were employed to form Al thin films. The characteristics of deposited Al thin films are investigated using X-ray diffraction pattern (XRD), scanning

Blended polymers, polyvinyl alcohol (PVA)/polyvinyl pyrrolidone (PVP), embedded with nano Sn0.75M0.25S2, (M = Y, Fe, Cr, V) were prepared using thermolysis and casting procedures. Rietveld refinement was used to investigate the structure and microstructure of the powder nano-filler Sn0.75M0.25S2, (M = Y, Fe, Cr, V). SEM images of 50%PVA/50%PVP doped with the powder samples revealed a homogeneous distribution

Copper oxide thin films are grown using copper nanofilms oxidized at high annealing temperatures. The thin film crystallinity and surface morphology are probed using the X-ray diffractometer and scanning electron microscopy, indicating that the crystalline quality of the copper oxide thin films is improved by increasing the annealing temperature. Under ultraviolet–visible light illumination, the fabricated

Broadband time-resolved measurements of pristine and Mg-doped vanadium dioxide (VO2) films are presented herein. The two films were synthesized on float glass and K-glass (SnO2 coated) substrates, respectively. Spectral and temporal dynamics of the insulator to metal transition are accessed via femtosecond pump-probe spectroscopy. Reflection and transmission signals were recorded during sample perturbation

In this paper, the analysis of SiGe source-based heterojunction Tunnel FET device is reported. The parameters like transconductance (gm), device efficiency (gm/ID), gate-source capacitance (CGS), gate-drain capacitance (CGD), cut-off frequency (fT), and gain-bandwidth product (GBP) are studied. DC, as well as AC simulations, have been performed on the proposed device. We have achieved an ON current

The present work explores the glass system of (50 + x)PbO–5BaO–5WO3–10Na2O–(30−x)B2O3 (x: 0, 5, 10, 15, and 20 mol%) for radiation shielding applications. For this purpose, five distinct glass systems (PbBaW50–PbBaW70) have been fabricated via conventional melting technique. The fabricated glass series was then investigated in terms of physical, mechanical, and photon shielding properties. According

The production of semitransparent electrical conductive films is even more necessary due to their widespread utilization in research and industry. In this paper, the graphene oxide (GO) effects as an impurity on tin dioxide (SnO2) thin films and the SnO2–GO composite formation before and after plasma treatment have been studied to use in optoelectronic applications. The effects of graphene oxide addition

Ferroelectric materials with the typical perovskite structure are widely used in capacitors, ultrasonic devices, oil drilling, transducers, and other fields. Lead-lanthanum-zirconium-titanate ceramics co-doped with Sn and Ba, have been widely investigated. However, there is little attention has been focused on the dielectric properties of barium-lanthanum-zirconium-titanate. Thus, in this work, Sn

Nonlinear optical (NLO) materials are crucial candidates for growing optical technologies as they can broaden the range of wavelengths achieved by common laser sources. However, the essential requirements for a real-life NLO material are precise. Here, we reported a simple chemical method used to prepare pure copper sulfide (CuS) and its composite with silver sulfide (Ag2S) at room temperature by changing

In this study, the polyurethane (PU) foam-based microwave absorbing materials filled with graphene (GP) and flaky carbonyl iron (FCI) particles were fabricated, and the effects of GP content and morphology structure on the microwave absorption (MA) properties were investigated. Scanning electron microscopy (SEM) and vector network analyzer (VNA) were used to elucidate the morphology structure and electromagnetic

Gold and Selenium ions have been incorporated into hydroxyapatite (HAP) using the co-precipitation technique at different contributions of Au(III). The obtained compositions were inspected via X-ray diffraction (XRD), Fourier transforms infrared (FTIR), and field emission scanning electron microscopy (FESEM), transmission electron microscopy (TEM). Structural parameters showed that Au content has a

The present study aimed to investigate the effect of calcination temperature on the physical properties and photocatalytic activity potassium ferrate nanostructure as an adsorbent for organic dyes under visible light. The samples were synthesized using thermal treatment method based on the structural formula K2FeO4 at a temperature ranging from 350, 450 and 550 °C, and physical and structural properties

Many studies have shown that a low mass loading graphene nanosheets (GNSs) in a polymer matrix can provide the nanocomposite with high photothermal conversion efficiency in the near-infrared (NIR) region. However, how to accurately control the photothermal effect of graphene/polymer smart nanocomposites is still a key to its application in biomedicine, micromechanical systems and other fields. Aiming

Nickel oxide (NiO) films were deposited on glass and silicon substrates using a Ni target by radio-frequency (RF) sputtering at various working pressure ranging from 5 to 20 mTorr. The films were annealed for 2 h at 400 °C in the air ambient. The effect of working pressure on structural, optical and electrical properties of NiO films was investigated in detail. The deposition rate of the films gradually

In this work, we synthesized waste CRT-derived glass systems doped with varying amounts of CoO for understanding the radiation shielding abilities. For achieving this, the glass system of xCoO—(100-x)CRTs (x: 0, 2.5, 5., 7.5, and 10 wt%) was designed, and Co0 to Co10 glass series were fabricated via traditional melt quenching technique. According to the physical measurements, the undoped sample, Co0

This paper presents an anchor quality factor boosted thin-film Aluminum Nitride-On-Silicon length extensional mode microelectromechanical systems (MEMS) resonator supported by phononic crystal (PnC) strip-based tethers. The proposed PnC strip is a holed circle PnC strip. This proposed resonator is compared with the same resonator supported by two types of different tethers which are named one-quarter

In recent years, three-dimensional hybrid perovskites (CH3NH3PbX3) with X = Cl, Br and I, due to their simple production methods and encouraging energy conversion efficiency in perovskite-based solar cells, have raised great attention. One of the main limitations in the development and application of these structures is the toxicity of lead. Investigation of the magnetic and optical properties including

Double-layer films of ZnO and antimony doped tin oxide (ATO) have great potential for application in photoelectric devices by the integration of the ultraviolet (UV) absorbance of the ZnO layer and the near-infrared (NIR) blocking and conductivity induced by the ATO film. Thus the nanostructure of ATO film on the surface of the ZnO layer plays an important role in determining the photoelectric property

A simple solvothermal route was successfully implemented for fabrication of Li-rich Mn-based layered cathode Li1.15Ni0.15Co0.15Mn0.7M0.01O2 (LMLC) materials through incorporation of different trivalent cations (M3+: Al3+, Cr3+ or Fe3+). The structural properties of mixed solid solution of rhombohedral LiNiO2 phase and monoclinic Li2MnO3 phases were checked by X-ray diffraction (XRD) and X-ray photoelectron

Structural, electronic, and magnetic properties of non-metal-doped ZnS monolayers are studied based on spin-polarized plane-wave DFT with Generalized Gradient Approximation as proposed for the solids by Perdew, Burke, and Ernzerhof (PBE-sol). Our results show that B- and C-doped ZnS monolayer showed half-metallic behavior. In contrast, N-doped ZnS monolayer showed semiconducting nature in agreement

Ceramic samples of lead zirconate titanate doped with lanthanum at the morphotropic phase boundary (PLZT 1.0/53/47) exhibit ferroelastic phase transition in the range from 135 to 150 °C. The study used structural analysis (XRD and Raman spectroscopy) and variation of dielectric and piezoelectric characteristics with temperature to analyze the ferroelastic and ferroelectric phase transition in PLZT

Tm3+ doped YAlO3 (Tm:YAP) crystals with different concentrations were grown successfully by Czochralski method. The full width at half maximum of 0.007–0.008° shows high crystalline quality. The shape of dislocation etching pit is consistent with its crystal structure. The absorption spectra show an intensive peak located at 794 nm. The fluorescence lifetimes of 6.06, 4.68, 4.22, 4.01, and 1.93 ms

The transient photoconductivity of as-deposited and annealed in air 0.27 at.% silver-doped zinc oxide films (Ag:ZnO) coated on sapphire substrates by e-beam evaporation method was measured in the dark (σd) and under light from a solar simulator (σph) at temperatures 8, 12, and 32 °C. In comparison with as-deposited Ag:ZnO film, the annealed film exhibits lower photoresponse which decreases and becomes

In this work, a novel N + SiGe delta-doped gate stacked junctionless vertical tunnel field transistor (N + SiGe gate staked JL-VTFET) is proposed and investigated with its electrical characteristics for gas sensing application using the Silvaco TCAD simulation software. This vertical distribution of the source, channel, and drain will enhance the stability of the device. The integrated effects of vertical

A series of Co2FeSi (CFS) films sandwiched by MgO and Pt layers are sputtered. For the as-deposited films, the magnetic easy axis lies in the sample plane. After annealing, perpendicular magnetic anisotropy (PMA) is shown to build in the stacks with CFS thickness ranged from 2.5 to 3.8 nm and is determined to be the order of 105–106 erg/cm3 in magnitude. The largest saturation magnetization of 1009 ± 41

The current investigation fabricated the hybrid and single nanocomposite matrices via the friction stir process technique (FSP). AA1060 is used as the base matrix, and Al2O3 and BN nanoparticles were selected as reinforcement additives. The microstructure, hardness, wear, and electrical properties were evaluated and investigated experimentally. The microstructure observation showed excellent grain

Herein, we report La1.95Y0.05NiMnO6 and La1.9Sm0.05Y0.05NiMnO6 double perovskite multiferroic materials synthesized by solid-state reaction technique, which are XRD characterized for structural and phase formation studies. Rietveld refinement of XRD diffraction data infers that the samples are highly crystalline and have acquired the monoclinic structure (P 1 21/n 1). The analysis of Williamson-Hall’s

Laser processing of polycrystalline porous graphite through micro- to millisecond pulses with 1 µm wavelength is investigated. The study aims at finding the best compromise between the efficiency of the process (ablation rate) and the quality (reduced heat-affected zone) for drilling and cutting applications. Our experimental approach is based on experiments involving a monomode kW ytterbium fibre

Dielectric and conduction properties were investigated on La1 − xSrxFeO3 (0 ≤ x ≤ 0.5) ceramics synthesized by solid-state reaction method. X-ray powder diffraction pattern of all prepared samples and their Rietveld refinement revealed that all samples crystallize in orthorhombic structure with Pnma space group. Sr substitution induced the volume unit cell to decrease and the crystallite size to vary

Understanding the correlations between the glass forming ability (GFA) and the elastic properties is a topic of current interest in the field of metallic glasses (MGs). In this work, a machine learning (ML) technique was applied to investigate the role of 0–6 at.% minor additions of Ni, Nb and Ag elements on the glass formation and bulk elastic modulus (K) of Zr50±5Cu40±5Al10±5 system. The preliminary

The evolution of various properties of cobalt-doped M-type barium hexa-ferrites has been investigated in this project. A series of cobalt-doped M-type barium hexa-ferrites having general composition BaCoxFe(12-x)O19 with x = 0.2, 0.4, 0.6, 0.8, 1.0, and 1.2 was prepared using powder metallurgy route. For the thermal decomposition, prepared powders were heat-treated at 1373 Ko for 2 h in a muffle furnace

Aluminum nitride (AlN) thin films were prepared via Metal organic chemical vapor deposition (MOCVD). The as-grown films were implanted by constant 700 keV energy and swift P ions of influences in different ranges from 1 × 1013, 1 × 1014 to 5 × 1014 ionscm−2 with the help of ion beam analysis. The intensity of the thin film decreases with increasing ion fluence, and a decrease in crystallinity takes

The quality and the stability of devices prepared from polycrystalline layers of organic–inorganic perovskites highly depend on the grain sizes prevailing. Tuning of the grain size is either done during layer preparation or in a post-processing step. Our investigation refers to thermal imprint as the post-processing step to induce grain growth in perovskite layers, offering the additional benefit of

In this work, we have investigated the chemical and phase composition, surface morphology, structural, microstructural, and optical properties of NiO nanocrystals and thin films which were obtained using the solgel synthesis method and 3D printing technique, respectively. To optimize their structural properties, the samples were annealed at temperatures of 300–550 °C in the ambient atmosphere for 60 min

Spinel ferrites with composition MnLayFe2-yO4 (y = 0.00, 0.025, 0.05, 0.075, 0.10) were manufactured via the sol–gel route and characterized under different techniques to evaluate the microwave, magnetic, structural and electrical behavior. All the samples have cubic structures as perceived from XRD data. The impedance became enlarged with an increase of rare earth ions. Hysteresis loops (M vs. H)

The effect of a magnetic field on the crystallisation and morphology of CaCO3 in solution was investigated in the 25–80 °C temperature range. The samples were analysed using X-ray diffraction, FTIR, SEM analysis and quantitative analysis based on the Rietveld method. It was demonstrated that the magnetic field, which varied from 50 to 175 mT, had an impact on the polymorphs selectivity and their proportions

In this study, Zinc Oxide (ZnO) microrods were prepared on chemically etched macroporous silicon (mPS) substrates by chemical bath deposition (CBD) technique. Effect of CBD growth times (1, 3, and 5 h) on the physical, structural, elemental, and optical properties were analyzed using field emission scanning electron microscopy (FESEM), energy-dispersive X-ray (EDX), X-ray diffraction (XRD), Raman spectroscopy

This research paper illustrates the study about the metal oxide composite material and sums up the mechanism of LPG gas sensing. The microwave assisted sol–gel method was applied for synthesizing the ultrafine CeO2, α-Fe2O3 nanoparticles (NPs) and CeO2-Fe2O3 nanocomposites (NCs). The synthesized materials were characterized by means of techniques as XRD, SEM, EDAX and UV–Vis. Spectroscopy. X-ray diffraction

Resistive random-access memory is a candidate for next-generation non-volatile memory architectures. In this study, we use flexographic roll-to-roll printing technology for deposition of the resistive layer, a printing method that allows fast and cost-effective fabrication to create non-volatile resistive memory devices. Metal-free organic polymers blends composed of poly(methyl methacrylate) (PMMA)

This paper aims to synthesize and describe BiFeO3/TiO2 nanocomposite with enhanced visible-light activity. At first, BiFeO3 nanoparticles were successfully synthesized by the thermal treatment method, and then titania nanoparticles were prepared by hydrolysis precipitation process. Composite nanoparticles were synthesized at different ratios of ferrite to titania. To characterize the nanocomposites’

The present studies have mainly been focused on the development (synthesis and characterization) of eco-friendly co-substituted (Ni, Ti) bismuth ferrite (referred as BFO) multiferroic of a composition Bi(Ni0.35Ti0.35Fe0.30)O3. The structural and morphological features of the ceramic technology prepared material were first examined by powder X-ray diffraction and field-emission scanning electron microscopy

In this work, tetravalent Ti doping effect on structural, electrical, and magnetic properties of disordered Sm0.55Sr0.45Mn1- xTixO3 (0.0 ≤ x ≤ 0.2) system was investigated. Unlike the metallic nature of resistivity below Curie temperature TC in parent compound, the Ti-doped composition exhibits only semiconducting-type behavior throughout the measured temperature range. The electrical transport results

ZnO nanoparticles have been prepared by auto-combustion method. Morphological and structural properties of the prepared samples were investigated by SEM, XRD, Raman and XPS characterizations. The XRD diffractogram of the sample indicates that ZnO has a hexagonal wurtzite structure. The crystallites average size, calculated from the Williamson–Hall plot, was 69.3 nm and the estimated by the SEM image

In this report, two-dimensional (2D) bismuth selenide (Bi2Se3) nanosheets (NSs) and reduced graphene oxide (rGO) (Bi2Se3/rGO) composites have been prepared via a hydrothermal method. The microstructures and morphology properties of Bi2Se3/rGO composites were analyzed by scanning electron microscopy (SEM) and Raman spectra, indicating a well prepared and high crystalline material. Photoelectrochemical