Applied Physics Letters
Articles in this Issue
Aluminum: A qualified material for Tamm plasmon polariton in visible band
Tamm plasmon polariton (TPP) is a cavity mode confined in a multilayer structure consisting of a distributed Bragg reflector and a metallic layer. It can be excited with varied polarizations and any a...
Topography for enhancing droplet levitation on a heated surface
The levitation of a droplet occurs when there is sufficient gas cushion beneath the liquid surface. Previous studies have demonstrated that the combination of surface superhydrophobicity and heating c...
Enhanced performance of normally-off AlGaN/GaN MOS-HEMTs taking advantage of extreme-k BaTiO3 with prominent dielectric polarization
In the letter, we demonstrate that the performance enhancement of normally-off AlGaN/GaN metal–oxide–semiconductor-high-electron-mobility transistors (MOS-HEMTs) benefits from the prominent dielectric...
Demonstration of optical flow force of micro-objects on a coverslip-scale optical polymer waveguide
In this Letter, an optical flow force of micro-objects on a coverslip-scale optical polymer waveguide is demonstrated. The light is coupled into a coverslip-scale optical polymer waveguide with microp...
Enhanced polarization switching and reliability in BEOL-compatible HZO/ZrO2/HZO stack under low-voltage operation
In this Letter, we demonstrate an enhanced switching speed of 589 ns and a superior double remanent polarization of 40.38 μC/cm2 under a low operating voltage of 2.0 V in the ferroelectric HZO/ZrO2/HZ...
Gamma-distributed energy heterogeneity modulates pulsed electric field ablation efficacy in millimeter-scale multicellular monolayers
Numerical models evaluating macroscopic pulsed electric field (PEF) efficacy typically neglect multicellular heterogeneity and assume homogeneous absorbed energy to reduce computational costs. In this...
Thermally expanded core fibers with nanoprinted periodic structures for improved light collection at large angles of incidence
Efficient light collection is critical in many scientific and technological fields. We have shown that the integration of nanoprinted structures with thermally expanded core (TEC) fibers enhances ligh...
Advances in thermal phonon engineering and thermal management
Recent years have seen major developments in thermal management approaches for semiconductors and thermoelectric materials, which serve as critical technologies for achieving carbon neutrality. Modern...
The analysis of spin current source in current-induced switching of the magnetization in T-type magnetic structures
The schemes for addressing the obstacle of field-free switching driven by spin–orbit torque (SOT) have aroused the interest of spintronic community, for their rich physical phenomena. Here, we utilize...
Arbitrary vector beam generation by mapping an object
Vector beams have been extensively studied in recent years owing to their versatile polarization distributions. However, it is difficult to generate a vector beam by mapping a real object without an e...
Carbon-atom-chain-based spin filters
In this work, we theoretically investigate the spin transport properties of carbon atomic chain (CAC) junctions inserted between two silver leads. We focus on the effects of coupling strength, carbon...
The spatial distribution and formation mechanism of nanopipes defects in <i>β</i>-Ga2O3
Similar to micropipes in SiC, nanopipes in β-Ga2O3 are also killer defects. In this work, the spatial distribution was built to explore the formation mechanism of nanopipes in β-Ga2O3 substrates. Cont...
Quaternary true random number generator based on single <i>L</i>10-FePt spin–orbit torque device
In this work, we experimentally demonstrated the spintronic quaternary true random number generator (QTRNG) utilizing the stochastic switching characteristics of the sub-micrometer-scale L10-FePt spin...
The mediated aggregation behavior of buried donor via 2-chlorothiophene solvent in the layer-by-layer organic photovoltaic for indoor application
The proliferation of Internet of Things ecosystems necessitates high-performance indoor organic photovoltaics with hierarchical morphology microsctructure and suppressed trap-mediated recombination. H...
Fabrication of high-brightness silicon vacancy color-center ensembles in 4H-SiC via MeV particles
The silicon vacancy (VSi−) color centers in 4H-SiC are promising solid-state spin defects for quantum sensing applications, featuring long room-temperature coherence times, near-infrared photoluminesc...
Microwave engineering of tunable spin interactions with superconducting qubits
Quantum simulation has emerged as a powerful framework for investigating complex many-body phenomena. A key requirement for emulating these dynamics is the realization of fully controllable quantum sy...
Phase engineering of κ-Ga2O3 heteroepitaxy on LiNbO3 by strain competition effect
Phase engineering through strain modulation has emerged as an effective strategy for tailoring the properties of polymorphic oxide semiconductors. This study demonstrates the heteroepitaxial growth of...
High-performance type-I Sn-doped-Ga2O3/SnSe2 heterojunction photodetectors enabled by Fowler–Nordheim tunneling
Gallium oxide (Ga2O3) is renowned for its exceptional physical and chemical properties, making it an ideal material for solar-blind photodetectors. In this study, Sn-doped-Ga2O3 microwires (MWs) were...
Liquid state properties and amorphous solidification kinetics of quinary Zr–Ni–Al–Cu–Nb alloy explored under electrostatic and electromagnetic levitation states
The thermophysical properties and amorphous solidification kinetics of liquid Zr56Ni20Al15Cu5Nb4 alloy were investigated through both electrostatic levitation (ESL) and electromagnetic levitation (EML...
Thermal magnon transport in van der Waals antiferromagnetic CrPS4
Magnons in insulating antiferromagnets hold great promise for low-dissipation spintronics, also known as magnonics. Yet, the understanding of their generation and transport behaviors in the emerging t...
Oxygen vacancy engineering in pulsed laser deposited BaSnO3 thin films on SrTiO3
We demonstrate the tunability of the oxygen content in pulsed laser deposition-grown barium stannate thin films (BaSn O3, BSO) by precisely controlling the background oxygen pressure over a broad rang...
Self-powered broadband photodetection and bias-tunable infrared optoelectronic synapses: Dual-functional device based on asymmetric Schottky contact Au/WSe2/1T'-MoTe2 heterojunction
The dual-functional devices integrating high-sensitivity photodetection and optoelectronic synapse characteristics deliver distinct advantages of low power consumption and miniaturized size. Notably,...
Tailoring magnetic anisotropy via built-in strain in thin films
Although engineering built-in strain in materials is strategically important for tuning their functional properties, conventional approaches based on epitaxial lattice mismatch are constrained by the...
The effect of O2 high-temperature annealing on the quality of Al2O3/Ga2O3 interface
In this study, a passivation technique with reduced process complexity for β-Ga2O3 surface passivation is reported. Through the process of rapid annealing at a high temperature of 1300 K in an oxygen...
Effects of plasma treatments on Ohmic formation for N polarity of n+-GaN substrates
In this Letter, we demonstrate low-resistance Ohmic contacts on N-polar GaN via plasma surface treatment, systematically investigating optimization mechanisms. O2 plasma treatment induces the formatio...