Journal of Applied Physics
Articles in this Issue
Impact of different nanofluid injection models on thermal damage behavior during magnetic hyperthermia
To simplify modeling, the nanofluid concentration distribution inside the tumor was generally presented in the form of a circular magnetic nanoparticles (MNPs) core or a given ideal shape, but not a m...
First–principles study on embrittlement behavior of gadolinium-doped nickel grain boundaries
Understanding the microstructure and mechanical properties of gadolinium (Gd) doped nickel grain boundaries (GBs) is essential to enhance the service performance of structural materials. The structura...
Enhancing ferroelectrics with insulators: Band offsets at the Al2O3/BaTiO3 interface
Engineering ferroelectric interfaces is key to improving device performance. Combining thin insulators with ferroelectrics is a promising approach for minimizing leakage currents and increasing the sw...
Results on re-verification tests of spent fuel casks with muon tomography: MUTOMCA project
The MUTOMCA (MUon TOMography for shielding CAsks) international project explores the suitability of cosmic muon tomography, a non-invasive and non-destructive imaging method, for the re-verification o...
Performance study on the low-power RF ion thruster with an optimized grid system
A low-power 13.56 MHz radio frequency (RF) ion thruster with an optimized grid system was developed and its performance was experimentally evaluated. The thruster employs an inductively coupled plasma...
Effect of electrical discharge in seawater
The capacitor discharge in seawater efficiently heats a limited volume of water between metal electrodes. A set of electrical, spectral, and laser probing diagnostics was used to characterize this int...
Leveraging high fluence and low pressure for pulsed laser deposition of high-mobility γ-Al2O3/SrTiO3 heterostructure growth
High-mobility oxide heterostructures could be applied for high-frequency devices, transparent conductors, and spin–orbit logic devices. SrTiO3 is one of the most studied oxide substrate materials for...
Zinc oxide nanostructured random lasers: A review of their potential as light sources for bioimaging and biosensing applications
Luminescent nanostructures are gaining prominence as vital probes for detection and sensing due to the growing demand for advanced imaging techniques that require superior light sources. Although conv...
Development of a compact resonant magnetoelectric ultra-low frequency multiferroic transmitter
This work investigates a compact, resonant magnetoelectric transmitter for near-field communication in RF-denied environments. The transmitter leverages a Tonpilz-type resonator, employing a laminated...
Comprehensive experimental and theoretical study on the interaction between Ag nanoparticles and all-inorganic CsPb(Br,I)3 perovskite nanocrystals
The energy conversion efficiency in halide perovskites remains limited by charge carrier generation, separation, mobility, and extraction. In this work, we investigate interfacial interactions governi...
Sensitivity assessment of 4.8 <i>μ</i>m cutoff GaInAsSbBi <i>nBn</i> photodetectors for mid-wave infrared sensing applications
GaInAsSbBi nBn photodetectors are grown lattice-matched on GaSb by molecular beam epitaxy. Device structures exhibit smooth surface morphologies, minority carrier lifetimes on the order of 0.5 μs at 1...
Strain-induced inhomogeneity of the superconducting state in strongly underdoped La2−<i>x</i>Sr<i>x</i>CuO4 thin films
The correlation between film morphology and homogeneity of the superconducting (SC) state is studied in thin, underdoped films of La2−xSrxCuO4 with substrate-induced compressive strain, which enhances...
Degradation of minority carrier lifetime and performance of mid-wave infrared GaInAsSbBi <i>n</i>B<i>n</i> photodetectors as a function of 63 MeV proton irradiation
Alloys of GaInAsSbBi are grown by molecular beam epitaxy with various Bi compositions and subjected to a collimated beam of 63 MeV protons. Photoluminescence structures are used to evaluate the materi...
Single-shot femtosecond laser-induced breakdown spectroscopy in low-density gases
Single-shot fs laser-induced breakdown spectroscopy (LIBS) has been used to interrogate low-density gases of H2, CH4, CO2, and H2O ranging from 0.5×1015 to 9.1×1015 cm−3 (15–275 mTorr). Strong spectra...
Reduction of current collapse in NH3-MBE-grown <i>in situ</i> SiN/AlGaN/AlN/GaN high electron mobility transistors on a SiC substrate
The aim of the present work is to investigate in detail the effect of SiN coating on the electrophysical properties of high electron mobility transistors and to compare the obtained results of the con...
Rectifying the second magnetization peaks. Comments on “Revealing the vortex phases and second magnetization peaks in SmBCO superconductors” [J. Appl. Phys. 136, 173904 (2024)]
A recent study, “Revealing the vortex phases and second magnetization peaks in SmBCO superconductors” published in J. Appl. Phys. 136 (2024), presents detailed resistance and magnetization measurement...
Inter-Kramers electric quadrupole transitions in high-spin systems induced by resonant alternating inhomogeneous electric field
This study presents a theoretical analysis of the interaction of high-spin systems with inhomogeneous alternating electric field and homogeneous alternating magnetic field that induce electric quadrup...
Critical review on the analysis of electrochemical impedance spectroscopy data
Electrochemical impedance spectroscopy (EIS) is a widely used analytical technique in electrochemistry and physics to study the electrical properties of conductive materials and their interfaces. It i...
Determining the stopping power of low energy hydrogen in self-assembled monolayers
Neutral impact collision ion scattering spectroscopy (NICISS) is used to measure the stopping power of H in self-assembled monolayers (SAMs) on Au at primary energies of 3000, 4000, and 4500 eV. The e...
Topological phase transitions and impurity-modulated Majorana zero modes in spin–orbit coupled superconducting nanoloops
By considering two-dimensional s-wave superconducting square nanoloops with Rashba spin–orbit (SO) coupling, we systematically investigate the transitions between topologically trivial and nontrivial...
Time-dependent thermal lens signal with tightly focused laser beam excitation
This work theoretically and numerically explores the effects of varying the excitation beam radius along the propagation axis on time-dependent thermal lensing phenomena. We investigate how changes in...
Extremely high-<i>Q</i> Mie voids for ultrasensitive terahertz metasensor
Light–matter interaction at terahertz frequencies is limited by wavelength mismatch between incident radiation and atomic size of analytes. Dielectric metasurfaces such as quasi-bound states in the co...
Universal peroxide formation and Fermi level alignment in semiconductors due to ambient air-induced surface transfer doping
The naturally occurring surface transfer doping phenomenon is a process in which humid atmospheric air exchanges electrons with a semiconductor surface that is in contact with it, thereby modulating t...
Determination of orbital relaxation in Ti/Ni heterostructure via orbital pumping
Orbital current has attracted significant attention in recent years due to its potential for energy-efficient magnetization control without the need for materials with strong spin–orbit coupling. Howe...
On the photoluminescence theory in nanocrystalline silicon: A new improvement
We present an improved model for photoluminescence (PL) in nanocrystalline silicon based on LogNormal size distributions of quantum wires (QWs) and quantum dots (QDs). The model predicts four spectral...