In this study, SnSe nanorods were prepared by the precipitation method and under irradiation of ultrasound waves at different times. The effect of ultrasound waves irradiation's time on the physical properties of these nanostructures was studied by X-ray diffraction (XRD), field emission scanning electron microscopy (FESEM), energy-dispersive X-ray (EDX) spectroscopy, photoluminescence (PL), Raman

The mechanical alloying method is widely used for production of powdered alloys. However, focused studies have shown that this method may also be used for deposition of coatings. Therefore, there is a need to summarize the results obtained and assess opportunities for creation of coatings by the mechanical alloying method in order to improve performance characteristics of different metal materials

The development of catalysts with enhanced photocatalytic performance has been receiving growing attention in recent years. The performance of heterostructural catalysts can be dependent on the interface structures of heterostructure. Through a mechanical-chemical pre-reaction, Pt and Au ions are anchored onto red g-C3N4 nanosheets to control the in-situ growth of Pt and Au clusters during thermal

Physical adsorption of three diatomic molecules (H2, CO, and HF) on graphene and recently synthesized N-doped holey graphene (4N-graphene) has been studied by using a set of theoretical methods to reveal peculiarities of their non-covalent interactions. Adsorption of hydrogen molecules shows approximately doubled interaction energies (Eint) for 4N-graphene compared with pristine one. At the same time

Highly c-axis oriented ZnO thin films with wurtzite structure were grown onto preheated glass using spray pyrolysis technique with varying Al/Zn ratios. The transmittance of visible photons through these films was more than 90% and the color bands seen at an off angle was a clear indication of good quality surface. There was an abrubt change in the surface morphology from mixed nanorods and hexagonal

Report on theoretical study of the vacancy defect and biaxial strain effects on the structural, electronic and magnetic properties of monolayer MoTe2 by performing first-principles calculations. We further estimated the formation energies for VTe, VTe2, VMo, VMo2, VMoTe3, VMoTe6 defective configurations in which Te vacancy displays the lower formation energy under both Mo‐ and Te‐rich conditions, indicating

Solution-processed co-doped indium oxide (In₂O₃) have broad application prospects in the display industry. In this paper, zirconium-aluminium co-doped indium oxide (InxZryAl1-x-yO) thin films and thin film transistors (TFTs) are prepared by the solution method. Doping ratio of Zr-Al is 1:0, 2:1, 1:1, 1:2 and 0:1, respectively, and the total atomic ratio of Zr-Al doping is 10 at.%. A novel nondestructive

Flower-like BiOI/Bi5O7I type-II heterojunctions with oxygen vacancies (OVs) have been in-situ constructed by calcining flower-like BiOI obtained by a hydrothermal tactic with the assistance of water hyacinth powder (WHP). The photocatalysts were characterized by specific surface area, X-ray diffraction pattern (XRD), scanning electron microscope (SEM), high-resolution transmission electron microscopy

This research incorporates iron-loaded crosslinked chitosan (CS) polymeric structure into the interlayer lattice space of Montmorillonite clay (MT) to enhance the phosphate adsorption capacity of MT. The synthesized Fe-loaded crosslinked chitosan montmorillonite composite (Fe-CS-MT) is evaluated effectively for phosphate removal from aqueous media. Batch adsorption experiments optimized the influence

Ti3SiC2 reinforced Cu-based composites (TRCCs) are regarded as a promising electrical contact material. The adhesion strength between Ti3SiC2 and Cu matrix is determined by the interfacial properties of TRCCs. In this work, the structural properties and bonding characteristics of Ti3SiC2(001)/Cu(111) interface in the TRCCs were investigated by the first-principles calculations. Twenty-four types of

Recent studies showed that plant extracts enhance the antibacterial activity of conventional antibiotics. Those extracts could be used to synthesize nanoparticles for producing antibiotics with better results against microbial infections. We selected the medicinal plant Argemone mexicana L. and evaluated its antibacterial activity. An extract of this plant was used for synthesizing gold and silver

Superhydrophobic materials are widely utilized to separate oil from water. Proposing a facial method to synthesis a durable hydrophobic/superhydrophobic surface for efficient and easy oil/water separation is necessary due to the danger of oil spills for ecosystems. Herein, a robust superhydrophobic filter is introduced for oil/water separation. Organosilica nano/microstructures covered resorcinol-formaldehyde

In this article, the features of the in-situ synthesis, microstructure evolution and mechanical properties of TiC-Cu composites obtained by mechanical milling and spark plasma sintering (SPS) are presented. The goal of this work is to study the effect of the carbon source on the microstructure evolution during the manufacturing of TiC-Cu composites from Ti-C-3Cu mixtures. Graphite, nanodiamonds and

In recent years, significant oil spills and organic solvent contamination are harming ocean habitats and endangering aquatic species. Separating the toxic oil substances from water using a type of coating that is sustainable and easily safe is the main aim of researchers. The superhydrophobic coating without flourine is the alternative approach that is being developed since several years as fluorine

Texturing of the surface is a technique to form the surfaces of the desired pattern. It is extensively used to alter the mechanical and tribological properties, such as increased fatigue strength, corrosion, wear resistance, anti-biofouling hydrophobicity and load-carrying capacity. To get these benefits, many researchers have studied the importance of textured parameters on metals and non-metals and

Molybdenum disulfide (MoS2) in two-dimensional (2D) transition metal dichalcogenides (TMDs) has attracted attention as a next-generation semiconductor material owing to its intriguing electrical, optical, and mechanical characteristics, which enable its applications in flexible display backplane thin-film transistors, photodetectors, and complementary metal oxide semiconductor (CMOS) digital circuits

Demand for the natural and synthetic fibres are increasing day by day due to the development of high strength composites materials, especially in the production of polymer/ceramic matrix composites. Various types of fibres such as carbon fibres, SiC fibres, polymer fibres and metal fibres were used in the fabrication of composite materials. Despite the strength of the fibres, poor interfacial bonding

The recently emerged severe acute respiratory syndrome coronavirus-2 (SARS-CoV-2) has become a significant and topmost global health challenge of today. SARS-CoV-2 can propagate through several direct or indirect means resulting in its exponential spread in short times. Consequently, finding new research based real-world and feasible solutions to interrupt the spread of pathogenic microorganisms is

Severe acute respiratory syndrome SARS-CoV-2 virus led to notable challenges amongst researchers in view of development of new and fast detecting techniques. In this regard, surface-enhanced Raman spectroscopy (SERS) technique, providing a fingerprint characteristic for each material, would be an interesting approach. The current study encompasses the fabrication of a SERS sensor to study the SARS-CoV-2

Structural and tribo-mechanical properties of Zr-O-N films deposited by reactive magnetron sputtering in a mixture of Ar (flow rate = 80 sccm), N2 (flow rate = 20 sccm) and O2 with a varying flow rate of 0 to 12 sccm were investigated. The films were characterized using scanning electron microscopy, energy dispersive x-ray analysis, atomic force microscopy, nanoindentation and wear tests. Oxygen content

Plasmonic nanocomposite thin films represent an important set of materials which has gained huge attention for photocatalytic and catalytic applications. We report on fabrication of thin films of Au-Cu2O-CuO nanocomposites by RF magnetron co-sputtering which were thoroughly analyzed by atomic force microscopy (AFM), field emission scanning electron microscopy (FESEM), Rutherford backscattered spectroscopy

Two-dimensional (2D) layered nanomaterials such as graphene, molybdenum disulfide (MoS2), or tungsten disulfide offer a promising solution in areas of solid-state lubrication, due to their excellent mechanical properties as well as low friction. However, defects can influence their friction and reduce their superior tribological properties. Thus, it is crucial to understand the effects of defects on

Surface accuracy and shape accuracy are the two key factors that determine the reflective performance of electroforming replication mold. However, the adhesion between the master mold and the replica mold sometimes causes the deformation, fracture and stretching of the microstructure of the mold surface. The reflective performance of the mold surface is reduced. For this reason, this paper proposed

It is challenging to selectively remove a thin film with a high melting temperature from an underlying one with a low melting temperature where precise stops at layer interfaces are required. In this study, an ultrashort laser pulse is used to cleanly ablate a 40 nm thin molybdenum layer from an aluminium thin film in a commercially relevant heterostructure. We observe clean delamination of molybdenum

The siliceous frustules of diatomite were integrated with β-cyclodextrin polymer in novel composite (β-CD/D) for enhanced retention properties for radioactive ions. The β-CD/D composite was characterized by different analytical techniques and applied in batch adsorption studies for the dissolved Cs+ and Ba2+ ions. The β-CD/D composite exhibits promising retention capacities (Cs+ (144.5 mg/g) and Ba2+

Thermo-physical properties for binary and multi-components alloys are important for controlling and designing metallurgical processes. However, it is difficult to get data from systems of a high order in terms of experience. On the theoretical level, different formalisms have been adopted for determining the structural, transport, and electronic properties, therefore, most thermo-physical data from

It is a critical challenge for silicon to achieve fast lithium storage for the intrinsic sluggish kinetics in spite of an attractive theoretic capacity up to 4200 mAh g−1. In this study, mixed conductor double layers composed of heterogeneous SnO: carbon and Si: carbon interfaces are conceived and configured successfully on the surface of silicon to construct SnO/C@Si composite. Amazing excess Li-storage

Hydrophobic particles (such as pepper) at an air-water interface can act as tracer particles to visualize the Marangoni effect caused by local surfactant addition. Light packing of the particles is necessary for them to be independent and faithfully represent this radially directed interfacial mass flow. Contrary, excessive addition of particles can result in their interaction and cause a dramatic

Hematite (α-Fe2O3) nanoparticles were synthesized through the cost-effective sol-gel method. The impact of temperature influenced in as-prepared and calcinated hematite nanoparticles was explored. To characterize the synthesized compounds with the help of X-ray diffraction (XRD), Thermogravimetric & Differential Thermogravimetric Analysis (TG-TDA), Fourier Transform Infrared spectroscopy (FT-IR), Ultra-Violet

Interface mixing in [Fe/Cr/Al]x10 multilayer is studied under 120 MeV Ag9+ swift heavy ions (SHIs) irradiation. The multilayers with different thicknesses were deposited using electron beam evaporation technique. The SHIs induced modifications in structural and magnetic properties were examined with X-ray reflectivity (XRR), magneto-optic Kerr effect (MOKE), and X-ray absorption fine structure (XAFS)

In this study, the alloying effects of Sc, Ni and Zn elements on both Al(001)/TiB2(0001) and Al(111)/TiB2(0001) interfaces were assessed using first-principles calculations. The most thermodynamically stable Al/TiB2 interface models with Ti terminal and center stacking sequences were selected. To describe interfacial stability and wettability, the interface energy and the work of adhesion were calculated

XPS combined with profiling by Ar2500+ gas cluster ion beam (GCIB) sputtering has been used to obtain new refined data on the polarization and processing-dependent Li/Nb ratio for the surface of a LiNbO3 single crystal. The most suitable GCIB parameters (normal incidence, 10 keV energy) and irradiation dose (less than or equal to 2.7 × 1016 ions/cm2) have been determined and employed to perform high

The Ti-GLC (graphite-like carbon)/TiCN/TiN composite multilayer coatings with ultra-low friction coefficient were prepared by High Power Impulse Magnetron Sputtering technique (HiPIMS). The friction and wear properties of the coatings in multiple environments including artificial seawater, 0.5 mol/L H2SO4 (pH = 0) and 0.1 mol/L NaOH (pH = 13) solution were studied. During the sliding process, the friction

Anaerobic situation induced by long-term flooding of paddy soils makes dissimilatory iron (Fe) reduction and Arsenic (As) reduction in pore water. In our research, different dosage of nitrate (1 and 20 mmol NO3− kg−1 soil, LN and HN, respectively) were used as amendments for As immobilization. The effect on soil properties such as pH, Eh, sulfate, and nitrate; the effect on As(III) and dissimilatory

The icephobic surface is of great importance for many industries and has been gaining much attention worldwide. The present work investigated the three-line (i.e., before icing, icing, and after icing) synergistic icephobicity based on CNTs/PDMS nanocomposites with different surface categories. Meanwhile, the mechanisms underlying the observed phenomenon were also elucidated within the framework of

In this work, the presence of photoconduction and photovoltaic effects in MOS-type structures manufactured using off-stoichiometric silicon oxide (SiOx) deposited by HFCVD technique is reported. Current-voltage measurements under dark and illumination conditions were carried out. A photoconductive response of 1µA was found under illumination conditions, such current is about 4 orders of magnitude greater

Characterization of carbon structure was studied through deposition of carbon films on three different substrates at various angular positions. The thin films were prepared by a low energy plasma focus device and placed on graphite, aluminum, and magnesium substrates. The deposition process performed in presence of an active, as well as a noble gas, namely nitrogen and argon. The synthesis of thin

The use of graphitic-C3N4 as a photocatalyst has gathered enormous attention in the area of photocatalysis. Herein, Boron doped phenyl ring incorporated (PhCN) is set up by the hydrothermal technique using various synthons like benzamide, urea, and boron oxide. The prepared active catalyst is characterized by using standard analytical techniques. The activity of the synthesized xB/PhCN is tested by

The formation process of anodized nanotubes and the reason of volume expansion are still the focus of attention. So far, the traditional field-assisted dissolution and ejection mechanisms have only qualitatively discussed the phenomenon that the growth efficiency of the porous oxide film is about 60% of that of the barrier film, and the corresponding volume expansion factor is about 1.44 (2.4 × 60%)

A new multi-mechanism kinetic model for batch adsorption is proposed. A dimensionless parameter in the model serves as a mechanism indicator in the sense that the model converts to the pseudo-first-order (PFO), the Vermeulen (intraparticle diffusion) and the film diffusion models as the dimensionless parameter changes its values. Expressions relating the model parameters and the mass transfer coefficients

Galvanic replacement reaction (GRR) is a widely used powerful synthesis technique to produce different hollow nanoparticles. In the present work, As(0) nanoparticles in two different size ranges (e.g. 50±7 and 70±10 nm) are synthesized by sodium borohydride reduction of arsenite under controlled pH, and subsequently they are used as templates for GRR reaction to produce two different sized hollow gold

Nowadays the increasing demand for highly effective cooling devices involving radiative-convective porous fin heat sink with functionally graded material (FGM) has gained intense research attention due to their extensive use in industrial, commercial and strategic types of equipment. The present study aims to introduce a novel application of stochastic numerical computing by exploitation of Levenberg–Marquardt

The high entropy alloy coatings (HECs), as a breakthrough in the field of increasingly saturated traditional material, have broad development potential, but their applications are restricted by the shortcoming of preparation technology. In this paper, based on the multi-arc magnetic filter cathode vacuum arc system, which is equipped with a 120° Y-shaped magnetic filter duct that has the reasonable

In this work, we developed lab waste tissue paper derived activated carbon and bare Mn2P2O7/NF and polypyrrole (PPy) incorporated Mn2P2O7/NF@PPy materials by using hydrothermal and chemical polymerization methods. The phase confirmation, structural morphology, surface area information and chemical compositions of prepared materials were characterized by using XRD, FESEM, BET and XPS analysis. In electrochemical

In recent years, application of nanoparticles in various fields of physical science and natural science receiving tremendous attention from researchers. Nanoparticles can offer significant advantages in terms of high stability, enhanced mechanical properties, and high surface area to volume ratio. This work attempts to explore these noble characteristic properties of nanoparticles for preservation

The sluggish mechanism of oxygen evolution reaction (OER) inhibits the efficiencies of different energy storage systems. Thus, recent studies have mainly focused on designing highly active electrocatalysts to enhance OER. Here, a porous microsphere, copper molybdate (CuMoO4), is synthesized via a simple hydrothermal route. Further, the crystalline nature of CuMoO4 is confirmed via X-ray diffraction