Eléctrico

Eléctrico

Ultra-thin silver oxide /silver transparent anodes for high-efficiency organic light-emitting devices
- An ultra-thin silver oxide/silver film simultaneously having excellent electrical conductivity and optical transmittance was realized by introducing a silver oxide seed layer on a glass substrate....
Advanced surface FTIR spectroscopy analysis of poly(ethylene)-block-poly(ethylene oxide) thin film adsorbed on gold substrate
- This study investigates the thin film adsorption on gold substrate of PE-b-PEO block copolymer. The originality is to use Polarization Modulation – InfraRed Reflection Absorption Spectroscopy...
Validation of synergistic effect in NC@SnO2 hollow nano-microspheres through interfacial chemical bonding for boosting electrochemical sensing
- Higher resistance is exceptionally detrimental to metal oxide-based electrochemical sensors' detection performances that depend on their electrical conductivity. Herein, guided by the...
High electrical and thermal conductivities of a PAN-based carbon fiber via boron-assisted catalytic graphitization
- The boron-assisted catalytic graphitization of carbonaceous materials is an attractive methodology for enhancing their electrical properties by modulating the chemical structures of pristine...
Nanotribology and electrical properties of carbon nanotubes hybridized with covalent organic frameworks
- Nanomanipulation of molecular materials such as carbon nanotubes (CNTs) or new covalent organic frameworks (COFs) is key not only for the study of their fundamental physicochemical properties, but...
Effect of thickness scaling on the switching dynamics of ferroelectric HfO2–ZrO2 capacitors
- HfO2-based ferroelectric (FE) films have attracted immense attention in the research of ferroelectric random access memory (FeRAM) and ferroelectric field-effect transistors (FeFETs) due to their...
Additive manufacturing of complexly shaped SiC with high density via extrusion-based technique – Effects of slurry thixotropic behavior and 3D printing parameters
- Additive manufacturing of dense SiC parts was achieved via an extrusion-based process followed by electrical-field assisted pressure-less sintering. The aim of this research was to study the...
Heterostructure design of MoO2/FeCo/NPC nanocomposites via supramolecular self-assembly for efficient electromagnetic wave absorption
- To date, the development of high-efficiency absorbing materials is still the most effective method to solve increasingly serious problem of electromagnetic pollution. Herein, molybdenum...
Synthesis of porous Si–C composite powder from activated raw materials
- A porous silicon-carbon composite was synthesized using a mixture of sucrose, ammonium chloride, and silicon in a neutral gas environment at 1000 °C. Effect of raw materials activation were...
Dielectric properties and negative permittivity performance modulated by dual fillers in CNTs/TiN/CaCu3Ti4O12 ternary composites
- Ceramic composites with negative permittivity have attracted widespread attention during the development of novel electromagnetic metamaterials. Herein, carbon nanotubes/TiN/CaCu3Ti4O12...
Effect of annealing temperature on the properties of 0.5Bi4Ti3O12-0.5BiFe0.98Mn0.02O3 thin films
- The 0.5Bi4Ti3O12-0.5BiFe0.98Mn0.02O3 (BTBF) composite film based on fluorine doped tin dioxide (FTO)/glass was prepared by the sol-gel method. The structure, oxygen vacancy concentration,...
Fabrication of environment-friendly and flexible waterborne epoxy/PVP/h-BN composites for thermal interface material
- The solvent-based resins have been applied widely in the preparation of thermal interface material (TIM). However, the use of solvents is harmful to the environment and human health. To address...
Giant dielectric response and nonlinear electrical behaviors of TiO2/CCTO composite ceramics with pomegranate-like microstructure
- In this study, TiO2/CCTO composite ceramics with pomegranate-like grains were successfully prepared using a novel route. In addition, their microstructures, giant dielectric mechanisms, and...
Enhanced thermoelectric composite performance from graphene nanosheets additives in AgSbTe2 matrix
- The glass-like thermoelectric material AgSbTe2 has shown great potential in recent years due to its inherent low thermal conductivity and large Seebeck coefficient. Using nanostructured...
Luminescence properties, and anti-counterfeiting application of one-dimensional electrospun Y2Ti2O7:Ho/Yb nanostructures
- One-dimensional Y2Ti2O7:Ho/Yb nanostructures, including nanowires, nanotubes, and wire-in-tube architectures, were fabricated via a simple electrospinning technique using a single-nozzle system....
Synthesis of metal chalcogenide semiconductors by thermal decomposition of organosulfur and organoselenium compounds
05/08/2022 - Metal chalcogenides – because of their excellent optical and electrical properties – are important semiconductor materials for optical devices, such as solar cells, sensors, and photocatalysts....
Ultrasensitive electrochemical sensor for the detection of carbamazepine based on gadolinium vanadate nanostructure decorated functionalized carbon nanofiber nanocomposite
- The gadolinium vanadate nanostructure decorated functionalized carbon nanofiber (GdVO4/f-CNF) nanocomposite was prepared by the hydrothermal method, which is fabricated on a glassy carbon electrode...
Carbonaceous nanomaterials incorporated biomaterials: The present and future of the flourishing field
15/08/2022 - In the past decade, the rapid evolution of nanotechnology has spawned many fascinating opportunities and advances for disease diagnosis and therapy. The currently available therapy opportunities...
Ultrafast processes simulation under femtosecond laser irradiation of Gallium Nitride thin films
01/11/2022 - Lateral epitaxial growth is an effective method to reduce dislocations in Gallium Nitride (GaN) films. Compared to heteroepitaxy, the homoepitaxial growth films have lower stress. However, its...
Livestock manure availability and syngas production: A case of Sudan
15/11/2022 - Sudan is facing an energy crisis caused by a large deficit in electric power supply and transportation fuels such as gasoline and diesel. Only about 32% of the population have access to...