Journal of Applied Physics
Articles in this Issue
Design studies on large muon trigger detectors using silicon photomultiplier devices
This work presents the design and experimental evaluation of muon trigger detectors tailored for industrial-scale applications. Studies were conducted using an organic scintillator plate measuring 250...
A composite target of a radium salt and a soft metal matrix for production of Ac-225 with a proton or electron accelerator
The production of 225Ac using either a proton or an electron accelerator requires a target of 226Ra. Radium metal is difficult to work with and so a radium salt, such as radium carbonate, is preferred...
Column-like La arrangement in (Li, La)NbO3 lithium ion conductor unveiled by x-ray fluorescence holography
We applied x-ray fluorescence holography (XFH) to a Li0.15La0.85/3NbO3 Li ion conductor to investigate the La3+ ionic arrangement. Thus far, this compound has been believed to have the A-site-deficien...
Comment on “Global model for flashover phenomena in vacuum: A comprehensive perspective” [J. Appl. Phys. 137, 100901 (2025)]
Effects of optical axis orientation on polarization singularities in anisotropic grating system
The evolutions of polarization singularities, including bound states in the continuum (BICs) and circularly polarized states (C points), are usually realized by tuning the geometric parameters of phot...
Novel strategy for improving anisotropic critical current density of YBa2Cu3O <i>y</i> films through <i>ab</i> -plane oriented columnar defects
We investigated the vortex pinning behaviors around the magnetic field B parallel to the ab-plane in YBa2Cu3Oy thin films with novel, ab-plane oriented columnar defects (CDs), which were successfully...
Piezoelectric and structural properties of textured aluminum scandium nitride thin films on SiC substrate
In this study, the structural and electrical properties of Al0.8Sc0.2N thin films deposited on single-crystal SiC were systematically investigated. The film, with a thickness of 877.6 nm, exhibited a...
Adjustable spin-dependent perfect absorption via topological edge state in a heterostructure with the multi-Weyl semimetal
Chiral optical absorption is a particular phenomenon in the structure with broken symmetry, which holds wide values in filtering, photodetection, multiplexed holograms, and numerous other aspects. How...
Response to comment on “Global model for flashover phenomena in vacuum: A comprehensive perspective” [J. Appl. Phys. 137, 100901 (2025)]
Effect of the growth temperature on the crystal quality and optical properties in ZnS
There is a growing interest in the recent years toward developing wide gap semiconductor nanostructures, and a lot of efforts have been dedicated to ZnO. In order to design core shell structures, a la...
Exploiting positive work and efficiency of quantum Otto engine based on two coupled two-level atomic systems: Local vs global approach
We developed a model of a quantum Otto engine using two dipole-coupled two-level atoms. Based on the platform, we focus on fundamental thermodynamic quantities, including heat absorption, release to h...
Probing the physical properties of encapsulated CsPbBr3 perovskite quantum dots thin film: A case study for enhancing stability and optoelectronic performance
This study demonstrates the enhanced optical performance and environmental stability of CsPbBr3 perovskite quantum dots (PQDs) through polymethyl methacrylate (PMMA) surface passivation. Compared to b...
An investigation into the changes in the electronic structure of polycrystalline and single-crystal copper induced by deformation
X-ray diffraction analysis was conducted to investigate changes in the electronic structure of copper samples: polycrystalline M1-grade copper subjected to equal-channel angular pressing (ECAP) and an...
Phono-voltaics and optical phonon harvesting in nanoscale Hg1−xCdxTe <i>p–n</i> junctions: Predictions and insights from first-principles DFT + NEGF + STD investigations
The recently proposed concept of phono-voltaics enables electron–hole pair generation in nanoscale p–n junctions through the harvesting of non-equilibrium optical phonons. Using a density functional t...
Orbital-resolved anisotropic electron pockets in electron-doped SrTiO3 observed by ARPES
SrTiO3 (STO) has attracted considerable interest as a wide-bandgap semiconductor for advanced high-k capacitors and photocatalytic applications. Although previous angle-resolved photoemission spectros...
Evidence for carrier compensation by gallium vacancies during annealing of highly Si-doped <i>β</i>-Ga2O3
Net carrier densities in highly Si-doped β-Ga2O3 decrease during thermal annealing as a function of temperature, time, and PO2 for both in situ and implant-doped films. The mechanism for this loss has...
From ionic insulator to filamentary correlated metal: Non-Fermi-liquid behavior in CuCl
The ionic insulator copper chloride CuCl undergoes a dramatic electric-field-induced transition to a correlated metallic state, exhibiting striking non-Fermi-liquid (NFL) behavior. We demonstrate that...
Macroscopic ferromagnetic dynamics
In metals with finite magnetization M→, experiment shows that transverse polarized dc spin currents J→i both decay and precess on crossing a finite sample thickness. The present work uses Onsager’s ir...
Towards non-invasive sediment monitoring using muography: A pilot run at the Shanghai Outer Ring Tunnel
This study demonstrates the application of cosmic-ray muography as a non-invasive method for monitoring sediment accumulation and tidal influences in the Shanghai Outer Ring Tunnel, an immersed tube t...
Exceptional points in microdisk cavities with bound states in the continuum
In the past few decades, bound states in the continuum (BICs) have been intensively studied due to their superiority in suppressing radiation losses, highlighting potential applications in lasers, ima...
<i>In situ</i> SHG microscopy investigation of the domain-wall conductivity-enhancement procedure in lithium niobate
Conductive domain walls (CDWs) in the uniaxial ferroelectric lithium niobate (LiNbO3, LN) have attracted much interest as potential elements in 2D nanoelectronics due to their orders-of-magnitude larg...
Graphene's role in advancing quantum electrical standards
National Metrology Institutes are advancing quantum electrical standards by transitioning from traditional gallium arsenide heterostructures to graphene-based quantum Hall devices. This major shift co...
Effects of H2O on structural transitions, and thermoelastic and electronic properties of olivine (Mg2SiO4) phases: Implications for deep-Earth seismic discontinuities
Olivine (Mg2SiO4), the most abundant silicate phase in Earth's mantle, exhibits distinctive mechanical and electronic properties for various important industrial applications. Geoscientists have predi...
Tunable Fano resonance with high sensitivity customizable via deep learning
A resonator structure composed of a metal–insulator–metal (MIM) waveguide is proposed, incorporating an embedded inverted triangular ring and a groove, with graphene introduced as a tuning material. D...
Investigation of Hall and combined mode operations in a multimode acceleration coaxial (MAC) thruster under chamber background pressure
The Multimode Acceleration Coaxial (MAC) thruster is a multimode propulsion concept based on Hall thruster technology, incorporating an internally mounted cathode/gasjet that integrates Hall discharge...