Applied Physics Letters
Articles in this Issue
Suppression of autocorrelation artifacts in PS-OCT images based on spectral phase interpolation
Polarization-maintaining (PM) fiber-based polarization-sensitive optical coherence tomography (PS-OCT) system has high stability and portability. However, PM fibers may introduce different kinds of ar...
Field-free ultrafast magnetization reversal of a nanodevice by a chirped current pulse via spin-orbit torque
We investigate the magnetization reversal of a perpendicularly magnetized nanodevice using a chirped current pulse (CCP) via spin-orbit torques (SOTs). Our numerically simulated findings demonstrate t...
Non-monotonic fluctuation of structural heterogeneity in metallic glass due to cyclic rapid heat treatment
Flash-annealing (FA) of metallic glasses (MGs) allows one to modulate their disordered structure. Here, we have flash-annealed a CuZr-based MG below the glass transition temperature at different cycle...
Quantum mode-locked Faraday laser
We report an external-cavity mode-locked semiconductor laser that uses a Faraday atomic filter as a saturable absorber (SA), termed as the quantum mode-locked Faraday laser. The unique SA exhibits non...
High-strength elastomer separator for high-current-density-charging lithium metal batteries
Utilizing lithium metal as an anode in batteries has been expected to replace conventional lithium-ion batteries. However, the mechanical properties and electrochemical performance of current separato...
Spin transfer torque switching in double magnetic tunnel junctions based on dual MgO layers
We report fabrication and characterization of double magnetic tunnel junction (DMTJ) magneto-resistive random access memory cells that exhibit characteristic about 2X reduction of switching current co...
Multi-functional terahertz nano-metasurface for beam-splitting and nonlinear resonance frequency shifting
The emergence of terahertz (THz) nanoscale resonance metasurface devices represents an innovative method for modulating THz waves by utilizing the intense, high-frequency alternating electric field in...
Enhanced perovskite crystallinity via short-term ultraviolet irradiation
Despite the recent rapid development in the organic–inorganic halide perovskite solar cells (PSCs), the crystalline stability of the perovskite (PVK) material, particularly of the MAPbI3, remains a si...
Boosting thermoelectric properties of n-type PbS across a broad temperature range through doping with trace amounts of InBi
Lead sulfide (PbS) is a promising thermoelectric material due to its high availability, thermal stability, and cost-efficiency, with research predominantly aiming to enhance its carrier concentration...
Superconducting flip-chip devices using indium microspheres on Au-passivated Nb or NbN as under-bump metallization layer
Superconducting flip-chip interconnects are crucial for the three-dimensional integration of superconducting circuits in sensing and quantum technology applications. We demonstrate a simplified approa...
A synaptic transistor with a stacked layer of SiNx and SiO2 deposited from hexamethyldisiloxane/O2
Herein, we employed inductively coupled plasma enhanced chemical vapor deposition using a hexamethyldisiloxane/O2 precursor to deposit SiO2 with electrical double layer capacitance on SiNx forming SiO...
Geometric effects in the measurement of the remanent ferroelectric polarization at the nanoscale
A resurgence of research on ferroelectric materials has recently occurred due to their potential to enhance the performance of memory and logic. For the design and commercialization of such technologi...
Magnon signatures of multidimensional reconfigurations in multilayer square artificial spin ices
We present an all-electrical, broadband spin-wave spectroscopy study of three-dimensional square artificial spin ices composed of dipolarly coupled ferromagnetic layers of varying thicknesses separate...
Design of spike-timing-dependent plasticity synapses based on CoPt-SOT device and its application in all-spin spiking neural network
Spintronic could be used to simulate synapses or neurons due to its multistate storage characteristics. In this work, a reliable design of all-spin spiking neural networks (SNN) based on spin–orbit to...
Highly selective aptasensor for optical detection of whole cell gastrointestinal pathogen <i>Shigella dysenteriae</i> at label-free liquid crystal–aqueous interface
This paper describes a label-free liquid crystal (LC)-based biosensor for a rapid and straightforward detection of whole cell Shigella dysenteriae at aqueous interfaces using a bacteria-specific aptam...
Significant negative differential resistance and current limiting effects of cyclo[14]carbon-based molecular devices with graphene electrodes
Through tip-induced dehalogenation and retro-Bergman ring-opening reaction of fully chlorinated anthanthrene (C14Cl10), the cyclo[14]carbon (C14) was prepared. Owing to its distinctive physical proper...
Realization and simulation of silicon-on-sapphire mid-infrared one-dimensional photonic crystal cavities
The mid-infrared (MIR) waveband is significant for chemical and biological sensing since it covers several atmospheric windows and molecular fingerprint regions. On-chip photonic integrated one-dimens...
Non-contact electroacoustic tomography with optical interferometer for electroporation therapy monitoring
Electroacoustic imaging is an imaging modality used to detect electric field energy distribution during electroporation, offering valuable guidance for clinical procedures, particularly in deep tissue...
Tailoring dynamics of thermally activated delayed fluorescence molecules embedded in cavity by forming coupling-induced hybrid states
Light–matter coupling-induced hybrid states provide the potential to tune the emission dynamics of molecular chromophores having multilevel systems. We demonstrate the alteration of delayed fluorescen...
Probing interfacial states in β-Ga2O3/SiO2 TFTs for high-response broad-band photodetection
Mechanically exfoliated β-Ga2O3 flakes preserve bulk material's single crystallinity for easy integration but suffer from interfacial defects that greatly influence device performance. In this paper,...
Bi24Al2O39:Mn5<b>+</b>-phosphor-based single-emission ratiometric thermometer
Both excitation and single emission of Bi24Al2O39:Mn5+ phosphors are possible in the near-infrared (NIR) region, which can be simultaneously detected. Monitoring the excitation radiation allows us to...
Strain-induced thermal switches with a high switching ratio in monolayer boron sulfide
Manipulating the thermal conductivity of materials and achieving a high thermal switching ratio is very important in fields such as thermal management and energy conversion. In this study, by utilizin...
Improving the thermoelectric properties of septuple atomic-layer SnBi2Se4 by regulating the carrier concentration through Nb doping
Layered semiconductor materials have garnered significant attention in the thermoelectric field due to their excellent electrical property and intrinsically low lattice thermal conductivity. The septu...
Lubrication for macroscopic friction pairs with single-layer graphene coating
With its strong mechanical properties, graphene has shown potential in applications for reducing friction and wear, but the underlying mechanisms for its macroscopic lubrication remain relatively unex...
Numerical modeling of ultrasound propagation in the inner ear for sonoporation-mediated drug delivery
To date, no treatment has been developed for targeted delivery to the inner ear (IE). Sonoporation, a promising drug delivery method, increases the permeability of round window membranes (RWMs), enhan...