Journal of Applied Physics
Articles in this Issue
Multistate resistance in TaN/(Hf,Zr)O2/Ta ferroelectric tunnel junctions
Ferroelectric tunnel junctions (FTJs) utilizing hafnium zirconium oxide (HZO) have emerged as promising non-volatile memory elements for microelectronics, compatible with back end of line (BEOL) compl...
Experimental and numerical investigation of the damage effects in an underwater confined box subjected to internal blast loading
To investigate the effects of an internal explosion on the damage characteristics of an underwater box structure, the internal blast load characteristics and damage effects on an underwater thin-walle...
Epitaxial PbGeSe thin films and their photoluminescence in the mid-wave infrared
PbSe is a narrow bandgap IV–VI compound semiconductor with application in mid-wave infrared optoelectronics, thermoelectrics, and quantum devices. Alkaline-earth or rare-earth elements such as Sr and...
Cathodoluminescence studies of band-A emission in thick undoped diamond epilayers grown on a large miscut substrate
Variations have been observed in the optical properties of a 250 μm-thick diamond film grown by step-flow on a 10-degree miscut substrate. Cross section cathodoluminescence (CL) imaging reveals strong...
Nonvolatile memory based on two-dimensional perovskite/organic polymer layered-heterojunction transistors
A nonvolatile memory device based on a layered-heterojunction transistor composed of two-dimensional Ruddlesden–Popper-phase perovskite and polymeric semiconducting films is fabricated. The intrinsic...
Velocity-based analysis of mainstream direction effects on low-speed region formation and oscillation in dilute polymer solution around triangular pillars in microchannel
This paper reports a velocity-based analysis of flow behavior in the low-speed regions of a dilute hydrolyzed polyacrylamide solution formed around triangular pillars installed in a microchannel. We f...
Development of a bipolar 50 V output digital-to-analog converter system for ion-shuttling operations
The quantum charge-coupled device (QCCD) is one of the notable architectures to achieve large-scale trapped-ion quantum computers. To realize QCCD architecture, ions must be transported quickly while...
Investigation of SnO2/B4C multilayer for application near the boron K-absorption edge
The interfaces and optical properties of a new SnO2/B4C multilayer pair were investigated. The evolution of SnO2/B4C interfaces was studied by varying the period thickness from 8.50 to 4.10 nm and ind...
Oxidation and irreversible structural distortion of ScN at elevated temperatures
We present optical and structural characterization of ScN exposed to high temperatures under air. Several sample pieces were heated up to 400–900 K while employing Raman spectroscopy for monitoring. A...
Ultrahigh electric charge density harvested from pre-compressed ferroelectric ceramics
Ferroelectric elements of high-power electrical generators, utilizing the ability of ferroelectric materials to produce electric charge under mechanical stress, are subjected to either high-pressure s...
Phase formation prediction in magnetron sputtered Cu(Ti)Zn thin films: Numerical vs experimental approaches
In this work, we evaluated the ability of three numerical methods to predict the phase formation in Cu–Zn binary and Cu–Ti–Zn ternary alloy thin films deposited by DC-magnetron sputter deposition. Mol...
Wave-packet rectification in graphene with alternating circular electrostatic potential barriers
Graphene is a promising two-dimensional material for practical applications in nanoelectronics due to its mechanical robustness and high conductivity. Here, we present an approach to induce current re...
Shock-induced collapse of elongated pores: Comparison of all-atom molecular dynamics and atomistics-consistent continuum simulations
Microstructures of energetic materials (EMs) exhibit defects including pores, cracks, inclusions, and delaminated interfaces, all of which act as sites for energy localization under shock loading. Rea...
Exploring the impact of synthesis method and dopant concentration on the magnetism and magnetocaloric effect of Sr-doped lanthanum manganites
This study investigates the magnetic properties of strontium-doped lanthanum manganites [La1−xSrxMnO3 (LSMO)], focusing on the effects of doping and synthesis methods. Materials with different Sr-dopi...
Applications of the Schwinger multichannel method in elastic collisions of slow-electrons with the benzoic acid molecule
We report integral, momentum transfer, and differential cross sections for elastic electron scattering by benzoic acid. The scattering calculations were performed by using the Schwinger multichannel m...
Fully dielectric acoustic Bragg mirror of a-SiOCN:H and a-SiC:H layers for bulk acoustic wave resonators
A typical bulk acoustic wave-solidly mounted resonator (BAW-SMR) in filters and duplexers for today's radio frequency front end utilizes an acoustic mirror to trap the acoustic wave energy coupled int...
Short-range order and longer-range disorder revealed in germanium–tin alloy thin films by extended x-ray absorption fine structure analysis
Short-range order (SRO) in semiconductor alloys, a relatively under-studied structural phenomenon in which local atomic arrangements differ from those of a random solid solution, is investigated in mo...
Model of photoemission and framework for relating quantum efficiency to stoichiometry
Simulating the quantum efficiency (QE) from photocathodes used in accelerators and photoinjectors requires accounting for the properties of the photoemissive material, the optical properties, scatteri...
Domain glass dynamics of potassium thiocyanate (KSCN)
We study the dynamic elastic behavior of potassium thiocyanate (KSCN) in the temperature region of the order–disorder improper ferroelastic phase transition using dynamic mechanical analysis (0.05–40 ...
A novel hybrid 2D-FDTD-PML and Nelder–Mead methods for estimating liquid complex permittivity using a rectangular waveguide
This paper introduces a novel approach for estimating the complex permittivity of liquids using a rectangular waveguide. The approach uses the finite difference time domain (FDTD) method, enhanced by...
The impact of many-body effects on the properties of β-(AlGa)2O3/Ga2O3 quantum cascade structure
The impacts of many-body effects, which include the Hartree potential, exchange-correlation potential, depolarization effect, and excitonic effect, on the n-type periodic β-(Al0.3Ga0.7)2O3/Ga2O3 quant...
Revealing the in-plane thermal transport disparities between single-walled circular and collapsed carbon nanotubes
In this work, we investigate the in-plane thermal transport disparities between single-walled circular and collapsed carbon nanotubes (CNTs), with a focus on temperature effects and Stone–Wales (SW) d...
Understanding frequency-dependent hysteresis-like current–voltage characteristics in AC-driven ferromagnetic La0.7Sr0.3MnO3 perovskite oxide across broad temperature range
Alternating–current (AC) poling frequently triggers abnormal physical phenomena of materials. For ferroelectric materials, it will probably make further improvement on their polarization properties, c...
MoS2 films from few layers to monolayer: Scalable synthesis and their band alignments with Al2O3 interfaces
Large-area MoS2 thin films, ranging from few layers to monolayers, were successfully synthesized on sapphire (Al2O3) substrates using e-beam deposition followed by sulfurization. The synthesized MoS2...
Investigation of thermally stimulated current in unpoled sodium bismuth titanate-based ferroelectric ceramics
Thermally stimulated current (TSC) has been frequently used to investigate the depolarization and charge redistribution in ferroelectric materials. For this test, the ferroelectric materials are often...