Journal of Applied Physics
Articles in this Issue
Integration of electrically detected magnetic resonance on a chip (EDMRoC) with charge pumping for low-cost and sensitive defect characterization in silicon carbide metal–oxide–semiconductor field-effect transistors
Electrical detection of magnetic resonance (EDMR), a variant of electron paramagnetic resonance (EPR) in which the magnetic resonance effect is detected via changes in the electrical properties of mat...
Parameter-free multiscale analysis of hydrogen solubility in Pd nanofilms under hydrogen gas using density functional theory
A parameter-free multiscale analysis of hydrogen solubility, hydrogen coverage, and hydrogen bulk concentration for face-centered-cubic Pd nanofilms with a (111) surface under hydrogen gas conditions...
Extremely low frequency communication using signal modulation of sphere-string structured mechanical antenna
Mechanical antennae have been considered a promising solution for the miniaturization of underwater low-frequency communication. The research on mechanical antennae mainly focuses on the use of strong...
Temperature dependence of polarons in conductive PEDOT:PSS thin films
Organic conductive polymer, Poly(3,4-ethylenedioxythiophene):poly(styrenesulfonate) (PEDOT:PSS), has been widely used as an important component in organic optoelectronic devices, and recently it emerg...
Improving the growth of pulsed chemical vapor deposition of GaN on Si(100) by <i>in situ</i> ammonia nitriding of the Si surface
The morphology, crystallinity, and photoconductive properties of gallium nitride films grown by pulsed chemical vapor deposition on p-type Si(100) with and without ammonia (NH3) pretreatment are inves...
Molecular beam epitaxy growth and optoelectronic properties of droplet-free lattice-matched GaInAsSbBi on GaSb with wavelength extension exceeding 5 <i>μ</i>m
GaInAsSbBi alloys are grown lattice-matched on GaSb by molecular beam epitaxy demonstrating smooth surface morphologies, &gt;5 μm wavelength photoluminescence emission, and minority carrier lifeti...
Stiffness characteristic of HTS pinning maglev system with electromagnetic compensation device
The high-temperature superconducting (HTS) pinning magnet levitation (maglev) train, with its unique self-stabilizing and levitation-guidance integration, holds great potential for high-speed transpor...
Electron mixing performance of a magnetron sputtering cathode
The motions of electrons near a direct current magnetron sputtering cathode are analyzed, focusing on mixing performance in balanced and two unbalanced configurations, both with and without plasma. El...
Shielding effect of moving SiC ceramic fragments on jets
Silicon carbide (SiC) is a promising candidate material as a component in lightweight and high-performance protective systems. However, its performance subjected to high-speed ejecta remains unclear....
Neutron standing wave at total reflection and neutron bandpass filter using periodic superlattices
The quantum mechanical phenomena of frustrated total reflection of neutrons in periodic ternary (Ti/Ni/Si) superlattices have been investigated using the polarized neutron reflectivity (PNR) technique...
Phase-separated amorphous Si2BN: A computational study
This study investigates the atomic structure, bonding, and electrical and mechanical properties of amorphous silicon boron nitride (a-Si2BN) using ab initio molecular dynamics simulations. The simulat...
Unified neural network model for predicting optical responses in gold nanostructures
In this paper, we present a deep neural network model capable of simultaneously predicting the optical transmittance spectra of three distinct gold nanostructures: nanodisks, truncated cones, and nano...
Two-dimensional transition-metal halogenides with Mexican-hat-shaped band as a correlated topological insulator
Graphene, the atomic layer of carbon, is one of the most intensely studied objects since it was isolated for the first time in 2004. However, its Dirac bands are made up of pz orbitals, which creates...
Broadband metamaterial absorber in the C–Ku bands by exploiting FeCo–C
In this research, we have designed a hybrid metamaterial absorber (HMA) based magnetic material from C to the Ku-band. The magnetic material was prepared by the ball milling method with differences in...
Atomic layer deposition of HfO2 as a charge-lean capping layer material for SiO2-modulation acceptor doping of silicon
Modulation doping of SiO2 by Al-induced acceptor states is a promising alternative to conventional impurity doping for silicon nanostructures, enabling the introduction of free holes in Si without dir...
Enhanced exploration of LiF–NaF thermal conductivity through transferable equivariant graph neural networks
Although molten salt reactors and thermal storage systems are attracting increasing interest, our understanding of the physicochemical properties of molten salts is still incomplete. This is largely d...
Experimental and numerical study of stress wave generation and attenuation in copper during laser shock peening
A physically based model of laser shock peening is established and experimentally verified. The laser-induced generation of stress wave in the confined geometry is considered directly through the heat...
Structural, chemical, and electronic control in Co–SiNx granular metals for high-pass filter applications
Granular metals, consisting of nanoscale conducting and insulating regions, have been studied for more than 50 years for fundamental and applied research. Granular metals exhibit non-linear conductivi...
Impacts of silicon carbide defects on electrical characteristics of SiC devices
With more than thirty years of research and development until commercialization, performance, reliability, and robustness of silicon carbide (SiC) based devices have been improved significantly due to...
Enhancing interfacial thermal transport by nanostructures: Monte Carlo simulations with <i>ab initio</i> phonon properties
Recent experiments have indicated that employing nanostructures can enhance interfacial heat transport, but the mechanism by which different structural morphologies and dimensions contribute to the fu...
Modeling carrier trapping at semiconductor/dielectric interfaces based on first-principles calculations of nonradiative capture
We demonstrate a quantitative framework to evaluate a nonradiative capture process with multiphonon emission in a semiconductor/dielectric heterostructure, mediated by a tunneling process. In addition...
Systematic investigation of anomalous Hall effect in Fe–Pt composition-spread epitaxial films for magnetic sensor application
Magnetic field sensors based on the anomalous Hall effect (AHE) require a magnetic thin film with high anomalous Hall resistivity (ρyxA) and moderate perpendicular uniaxial magnetic anisotropy (Ku) to...
Patterned dark amorphous titania nanotube arrays with high conductivity
Black titania nanotubes possess an extraordinary surface functionality while having a high absorbance in the visible light range. In this study, a low-temperature manufacturing approach for dark titan...
Frequency response of spin drift-diffusion in <i>n</i>-doped Ge, Si, and GaAs
The frequency dependent drift-diffusive spin transport of polarized electrons lying at the bottom of the conduction band of n-doped Ge, Si, and GaAs is numerically investigated at room temperature. Fi...
Performance transition from full- to semi-superjunction geometries in 4H-SiC
We present a numerical exploration of the trade-off between specific on-resistance and breakdown voltage in silicon carbide superjunction (SJ) devices along the [0001] crystal orientation. Our study s...