Journal of Applied Physics
Articles in this Issue
Bridging model and experiment in the design and validation of a sub-wavelength acoustic metamaterial
Discrepancies between predicted and measured results often stem from fabrication errors in additive manufacturing, inaccurate assumptions in finite element analysis such as idealized sound-hard bounda...
H-BN/Cellulose insulation paper with high thermal conductivity, excellent mechanical strength, and electrical properties: Experimental and molecular dynamics study
With the rapid advancement of the power industry, transformers, as crucial components of power systems, require further improved insulation properties for their internal dielectric materials. This stu...
Influence of Fe additions on the property profile of high-strength CoNi-based superalloys
CoNi-based superalloys offer excellent high-temperature properties; yet, Co is also a strategic alloying element, and its content should only be as high as necessary. This study investigates Fe as a p...
Effects of annealing on coercivity, switching mechanisms, and structural characteristics of Co/Pd multilayer for magnetic memory
This study investigates the effects of annealing on the magnetic and structural properties of Co/Pd multilayers, which are promising candidates for perpendicular magnetic tunnel junctions, critical to...
Bistable hybrid aligned nematic liquid crystal cells with topological rubbing patterns
We introduce a topological rubbing pattern into hybrid aligned nematic liquid crystal (LC) cells to realize bistable LC orientation properties that can be switched only by applying voltage. The induce...
Two-dimensional materials and heterostructures under strain
Raman scattering of rhenium for secondary pressure calibration
With the increasing number of 100 s GPa experiments in the diamond anvil cell (DAC), improved accuracy in secondary pressure calibrations to extreme pressures is essential. The rhenium equation of sta...
Multidirectional manipulation of anisotropic particles embedded in nematic media using photo-alignment
Controlling the position and orientation of colloidal particles in liquid crystal (LC) systems provides a significant opportunity to exploit their unique properties and enhance functionality. In this...
Experiments and numerical modeling of the visco-hyperelastic behaviors of polyelectrolyte elastomers
Solvent-free polyelectrolyte elastomers, which are resistant to leakage, hold significant promise for large-scale engineering applications of stretchable ionotronic devices. However, the viscoelastic...
Ultrafast charge transfer in two-dimensional black phosphorus/SiS van der Waals heterostructure for photoconversion
The construction of two-dimensional (2D) van der Waals (vdW) heterostructures is a promising strategy for developing advanced optoelectronic and photovoltaic devices. In this work, we first construct...
Exploring metamaterial lasers through non-Hermitian scattering formalism
This study explores the exciting properties of metamaterials and their innovative applications in non-Hermitian physics, with particular emphasis on the scattering formalism, a key topic of recent res...
Machine learning-driven optimization of hardness and toughness in high-entropy alloy coatings based on composition and descriptor
Optimizing the mechanical properties of high-entropy alloy coatings, a class of high-performance materials, is critical for advanced engineering applications. Here, we present an innovative strategy t...
Ultrasensitive terahertz metasurface for biomolecule detection based on toroidal dipole resonance
The presented study proposed a metasurface design with an I-shaped structure for detecting biomolecules in the terahertz (THz) region. The proposed metasurface exhibits three sharp resonance modes f1,...
Intrinsic and extrinsic contribution of dielectric response in PIN-PMN-0.29PT:Mn single crystals by alternating current poling
Alternating current poling (ACP) method has emerged as an efficient technique to optimize piezoelectric/dielectric properties of relaxor-PbTiO3 ferroelectric single crystals. The exploration of the di...
Thermally tunable dual channel toroidal metasurface on VO2 platform
Active modulation of electromagnetic response in terahertz (THz) regime has gathered plenty of attention owing to its multifunctional applications. In this regard, metasurfaces integrated with VO2 as...
Nonlinear interaction studies of flexoelectricity and electron transport around nano-cracks in semiconductors via the collocation mixed finite element method
At the tip of nano-cracks in semiconductors, large strain gradients and strong flexoelectric effect would be produced, which then results in the local redistribution of electrons. This novel multi-phy...
Characteristics of 2DEG generated at the heterointerface of an AlN/GaN structure grown on an AlN substrate using metal organic vapor phase epitaxy
A pseudomorphic AlN/GaN structure was grown on an AlN substrate using metalorganic vapor phase epitaxy (MOVPE). The Hall effect characteristics of two-dimensional electron gas induced at the interface...
High crystallinity and polar-phase content in electrospun P(VDF-TrFE) nanofibers with low molecular weight
Electrospun piezoelectric nanofibers from polyvinylidene fluoride (PVDF) have been widely used in many applications. In PVDF-based polymers, the molecular weight (Mw) plays an important role in determ...
Chemical-assisted laser ablation coupled with ultrasonic vibration for enhanced SiC wafer thinning
Silicon carbide (SiC) outperforms silicon (Si) with its superior breakdown voltage and wide bandgap for high power devices. While laser ablation offers a cost-effective and safe solution to thin SiC w...
Plasmonic crystals with tunable bandgaps in the grating gate transistor structures
We developed a hydrodynamic model of plasmonic crystals formed in the current-driven grating gate transistor structures. The model demonstrates that the quality factor of plasmonic resonances could be...
Near-perfect spectrally selective emitter for infrared stealth and radiative cooling
In modern military applications, the advancement of infrared detection technology has posed significant challenges to the concealment of military targets. Traditional infrared stealth technologies str...
Inferring the lifetime of the ionic liquid monomer EMI+ in electrospray plumes from numerical and theoretical analyses
This study explores the applicability of reactive molecular dynamics and the transition state theory to develop a thermal fragmentation model for the positive ionic liquid monomer, 1-ethyl-3-methylimi...
Are random lasers really random?
Randomness may be intractable and could hamper human beings from discovering underlying rules. Yet, somehow, large amounts of randomness can bring about grand patterns in nature. Randomness truly unde...
Temperature gradient controlled spin current rectification in a semiconductor quantum dot
In this work, we theoretically propose a thermally controlled spintronic device comprising a semiconductor quantum dot weakly coupled to a pair of nonmagnetic electrodes. Inspired by a graphene quantu...
Thermodynamic properties of aluminum nanoparticles using gaussian approximation potentials
We have developed a machine-learned interatomic potential for aluminum nanoparticles with accuracy near density functional theory, using regression-based Gaussian approximation potential. Ten thousand...