Journal of Applied Physics
Articles in this Issue
Phonon-mediated synergistic coupling induced superconductivity in 2D Mn3B5: A first-principles prediction
Two-dimensional (2D) superconductors have garnered significant attention due to their critical roles in electronics, energy applications, and advanced technologies, making the exploration of novel 2D...
Effects of a series resistor on quantum tunneling current in dissimilar metal–insulator–metal nanogap
This study analyzes tunneling current in nanoscale asymmetric metal–insulator–metal junctions connected with a series resistor, where the two electrodes separated by the insulator generally possess di...
Novel magnetic isolation slice for high-speed valve enabling low-current temperature rise suppression and electromagnetic performance optimization
High-speed valves (HSVs) often exhibit excessive steady-state temperature rise and sluggish dynamic response under rated current conditions, which constrain their performance and reliability in high-s...
Microwave magnetometer: Magnetic hysteresis reconstruction via microwave resonance spectroscopy
We present a model-driven framework—termed the microwave magnetometer—for reconstructing magnetic hysteresis loops and quantitatively extracting intrinsic magnetic parameters directly from broadband f...
Effect of the dielectric medium on vector network analyzer-based spectroscopy of magnetic layers
Spin waves for on-chip information transfer and processing present a promising path toward post-CMOS computing technologies. In this paper, we investigate the unintended artifacts that may arise when...
Ultra-wideband metasurface absorber based on ITO material
At present, transparent conductive materials have been widely used in high-performance electromagnetic absorbers, especially the transparent conductive oxide indium tin oxide (ITO). This paper designs...
Electrical conductance at Ga2O3/Si interfaces fabricated via surface activated bonding
Under ultrahigh vacuum conditions, β-Ga2O3 and Si surfaces form atomic bonds after surface sputtering treatment. It enables the formation of a β-Ga2O3/Si heterostructure, which can contribute to futur...
Erratum: “Microwave driven atmospheric water harvesting with common sorbents” [J. Appl. Phys. 133, 114902 (2023)]
Band energy and electronic behavior of HfO2 on In2O3 thin films enhanced by oxygen annealing
This study investigated the band alignment and material properties of HfO2 on In2O3 after oxygen annealing. HfO2 and In2O3 samples were deposited using plasma-enhanced atomic layer deposition and subj...
Bound states in the continuum in toroidal dipole metasurface: Theoretical studies
By exploiting toroidal dipole (TD) and bound states in the continuum, it is feasible to substantially mitigate radiation loss, thereby enhancing both the quality (Q) factor and local electric field in...
Structural and electronic properties of a novel egg-box-like 2D carbon allotrope: A first-principles study
The wide variety of carbon allotropes provides an opportunity to explore novel carbon network-dependent properties and to fabricate future all-carbon nanodevices. This study introduces a novel two-dim...
A microscopic study into the role of grain boundaries in field-assisted protrusion growth and potential for current fluctuations in electron nanoemitters
Studies of metallic field emission devices during operation have reported fluctuations in current and local luminosity across the emitting surface that suggest a time-dependent evolution of surface st...
A physics-aware deep learning model for shear band formation around collapsing pores in shocked reactive materials
Modeling shock-to-detonation phenomena in energetic materials (EMs) requires capturing complex physical processes such as strong shocks, rapid changes in microstructural morphology, and nonlinear dyna...
Experimental and computational studies on high-entropy carbide MoNbTaVWC5 under high pressures
High-entropy carbide, MoNbTaVWC5, was synthesized from oxide precursors of the constituent metals, mixed with graphite powder in a microwave-generated hydrogen plasma at 26.66 kPa and 2100 °C. Ambient...
Hybrid linear and circular polarization high-efficiency metasurface-based converter for X, Ku, and Kbands
This study presents a high-efficiency metasurface-based reflective polarization converter capable of dual-function operation: linear-to-circular polarization and linear-to-linear polarization conversi...
Arbitrary polarization manipulation using terahertz chiral programmable metasurface
Polarization holds immense potential for advanced communication and multi-channel imaging systems, yet its dynamic synthesis and control remain significant challenges. In this work, we design a polari...
Xenon ion sputtering-induced oxygen vacancy evolution and dielectric insulation degradation in alumina ceramics
Alumina ceramic is a critical insulating material used in the grid components of ion thrusters; however, it undergoes degradation under prolonged ion sputtering. This study simulates the accelerated a...
Synergistic carrier concentration and porosity optimization strategies enhancing the thermoelectric performances of Bi0.5Sb1.5Te3 alloys
The enhancement of thermoelectric (TE) material performances is crucial for the optimization of energy conversion efficiency of TE devices. The primary strategy for enhancing TE performances entails t...
A single beam-driven dual-band transit-time oscillator based on harmonic operation
Dual-band high-power microwave (HPM) sources, combining the distinct advantages of different frequencies (e.g., penetration depth, energy deposition efficiency, and target coupling), are highly valuab...
Experimental and DFT investigation of electronic structure, defect states, and visible luminescence in Co-doped ZnO nanocrystals
We report on surface defects, electronic structure, and visible luminescence in pristine and Co-doped ZnO nanocrystals (NCs) by combining experimental characterization with density functional theory (...
Computing the effect of solute hydrogen atoms on aluminum acoustic nonlinearity parameter
Hydrogen embrittlement, a critical concern for the mechanical response of engineering materials, can arise due to an influx of hydrogen atoms at interstitial sites and at grain boundaries. The acousti...
How thermophoresis deepens the trapping potential of optical tweezers: A quantitative analysis using Brownian dynamics simulations
Optothermal manipulations, which combine optical tweezers with thermal effects, have recently attracted significant interest. In this study, we developed a Brownian dynamics simulation (BDS) model inc...
Assessing the potential of machine learning for predicting the nonlinear refractive index of glasses
Glass is a fundamental material in various applications, from telecommunication to healthcare and energy. Understanding the relationship between the glass matrix composition and the optical properties...
Vortex beam broadening and wander in atmospheric turbulence
Atmospheric turbulence causes beam broadening and beam wander in vortex beams during propagation. Based on the Rytov perturbation theory, the Huygens–Fresnel principle, and the beam wander theory, ana...
A detector-adjacent sampling and reverse mapping method for efficient muography simulation
Muography is a non-invasive imaging technique that uses cosmic-ray muons to investigate the internal structure of objects. Simulation serves as an important tool for assessing the feasibility of muogr...