Applied Physics Letters
Articles in this Issue
Clarifying fluoride-ion conduction of La0.9Ba0.1F2.9 solid electrolyte
Development of fluoride-ion conductors is currently one of the main bottlenecks in realizing fluoride-ion batteries, yet many details regarding the fluoride-ion conduction mechanism hitherto remain un...
High-performance heat flux sensors based on the TTE effect of <i>c</i> -axis inclined Pb-doped BiCuTeO films
The transverse thermoelectric (TTE) effect is a unique thermoelectric phenomenon, which has great potential in fast-response heat flux detection. In this work, TTE heat flux sensors have been develope...
HfSe2(1-X)Te2X alloy channel transistor with semimetal HfTe2 contact electrodes
We have demonstrated series ternary HfSe2(1-x)Te2x single crystalline alloys can be synthesized by a general chemical vapor transport approach. These alloys were verified to exhibit composition-depend...
Improved electrical performance of LiNbO3 domain wall memories after thinning of interfacial layers at low temperatures
A nonvolatile ferroelectric LiNbO3 single-crystal memory utilizing erasable conducting domain walls inherits the advantages of commercial ferroelectric 1T1C/2T2C memories by avoiding destructive read...
Covalent-bridged heterointerfaces via co-carbonization: A universal strategy for architecting 3D electron/phonon transport networks in dual-functional PI composites
Polyimide is widely used in electronics and communication due to its excellent overall properties. However, its inherently low electromagnetic interference (EMI) shielding effectiveness and poor therm...
Liquid pumping in a microchannel driven by a vapor-rich bubble
We experimentally investigated liquid pumping in a microchannel driven by a vapor-rich microbubble. A closed-loop microchannel filled with an ethanol/water mixture was positioned on an FeSi2 thin film...
Structural and decomposition characteristics of threading dislocations in single-crystal diamond observed via TEM
High threading dislocation (TD) density is a critical impediment to diamond applications in ultra-wide bandgap semiconductors. The proliferation of threading dislocations (TDs) during single-crystal d...
Lifetime of air bubbles detached from the freezing front during icing
The portion of air inevitably dissolved in water will accumulate at the leading edge of the freezing front during the freezing process, nucleating to form bubbles. When the buoyant force acting on a b...
Two-dimensional osmium tetrafluoride with non-collinear ferromagnetism
Two-dimensional (2D) transition metal tetrafluoride materials usually demonstrate antiferromagnetic or altermagnetic ordering, exhibiting potential in spintronics applications. In this work, we system...
Predictive tracking of the NV center based on external temperature sensors
We report an experimental design where the position and resonance frequency of the nitrogen vacancy (NV) in a diamond are correlated with the room temperature. A simple model trained on the interpolat...
All electrical detection of thermal Hall angle by on-slab thermocouples
We propose a simple and reliable measurement method for the thermal Hall effect by the use of thermocouples fabricated directly on a target material. The thermal Hall angle has been typically characte...
1T′-MoTe2 as an integrated saturable absorber for photonic machine learning
We investigate the saturable absorption behavior of a 1T′-MoTe2 monolayer integrated with a silicon nitride waveguide for applications in photonic neural networks. Using experimental transmission meas...
A morphologically self-consistent phase field model for the computational study of memristive thin film <i>current</i> – <i>voltage</i> hysteresis
A multiphysics phase field model is used for the computational study of memristive thin film current–voltage hysteresis and conducting filament morphology. In contrast to previous computational method...
Quantification and improvement of doping uniformity on CVD grown 4H-SiC superjunction structures
A quantitative analysis of 4H-SiC superjunction reveals a variation up to three orders of magnitude of Al distribution in the p-type column, indicating a uniformity value of 128% (σ/mean percentage)....
Anisotropic and reversible magnetocaloric effects of the Y-type hexaferrite Sr2Zn2Fe12O22 single crystal
Single-crystal Sr2Zn2Fe12O22 (SZFO) Y-type hexaferrite is synthesized using the flux method. Anisotropic magnetocaloric effects (MCEs) are displayed across a wide temperature range from 2 to 400 K. No...
Highly thermally stable epitaxial high-entropy fluorite oxide thin films
While high-entropy fluorite oxides have shown promise for applications in extreme environments, achieving epitaxial integration with high thermal stability and structural coherence remains a significa...
Topological Dirac and chiral phonons in isotope-substituted single-layer and bilayer graphene
Topological phonons have attracted widespread attention for low-dissipation thermal transport. Most studies have obtained the topological phonon dispersion and edge states in two-dimensional (2D) mate...
Low-cost amorphous-nanocrystalline magnesium halide solid electrolytes
All-solid-state magnesium batteries (ASSMBs) represent a highly promising next-generation energy storage technology. Their commercialization, however, hinges on the development of low-cost solid elect...
Low-power flexible MXene-based resistive random access memory by oxygen plasma
With the development of artificial intelligence and flexible electronics, MXene-based memory devices have gained widespread attention due to their excellent performance. However, the traditional MXene...
Tailored polarization-switchable VCSEL arrays for photonic Ising computing
Photonic Ising computing based on vertical-cavity surface-emitting lasers (VCSELs) offers a promising approach to solving combinatorial optimization problems at the speed of light, where encoding bits...
Lowering Cr3+-dimer excited states via In3+-mediated crystal field weakening in spinel: A route to long-wavelength broadband NIR luminescence
Broadband near-infrared (NIR) phosphors with long-wavelength emission are essential for next-generation NIR light sources. However, concurrently achieving substantial redshift, high efficiency, and th...
Wide-bandgap Ga2O3 single crystal-based heterojunctions with organic interlayers for high-performance x-ray detection
Gallium oxide (Ga2O3) exhibits significant potential for next-generation x-ray detection due to its excellent optoelectronic properties. However, x-ray detectors based on β-Ga2O3 single crystals scarc...
The Hall effect and localized transport
Historically, in measurements of electron transport in disordered two-dimensional systems, an Arrhenius Hall carrier density has never been observed alongside an Arrhenius conductivity, when the Fermi...
Enhanced reliability of ultrathin IZO channel thin-film transistors via p-type Si doping
The reliability of indium-zinc-oxide (IZO) channel thin-film transistors (TFTs) was improved by incorporating p-type silicon (p-Si) into the channel layer. Initially, the Mo gate/HfO2 gate dielectric/...
A longitudinal series-structured high-sensitivity magnetoelectric sensor for weak magnetic field detection
Magnetoelectric (ME) sensors have emerged as promising candidates for weak magnetic field detection, yet achieving ultra-high sensitivity remains a significant challenge. Current ME sensors face limit...