Applied Physics Letters
Articles in this Issue
Impact of process control on electrical breakdown characteristics of quasi-one-dimensional ZrTe3 interconnects
We have clarified the impact of process control on the electrical breakdown characteristics of quasi-one-dimensional ZrTe3 interconnects. The regulation of contact resistance by process control enable...
High performance annealing-free thin-film transistors with 7-nm In0.72Ga0.28O/13-nm In0.46Ga0.54O homojunction channel
Atomic layer deposition (ALD) enables the deposition of large-area, high-quality amorphous oxide semiconductor layers with precise control over film stoichiometry and thickness. In this study, homojun...
Tunable current–field minima induced by demagnetizing fields in nano-constriction spin Hall nano-oscillators
This study micromagnetically investigates the intricate interplay among threshold current, constriction geometry-induced demagnetizing fields, and applied out-of-plane (OOP) magnetic fields in nano-co...
Low-threshold lasing in cholesteric liquid crystals enabled by asymmetric defect layer positioning
Liquid crystal lasers are significant in photonics and applications, yet achieving low-threshold lasing remains challenging. Here, we investigate how defect positioning affects lasing performance in c...
Controlled filament stability in SrTiO3 memristors via swift Xe ion irradiation
Due to uncontrolled conductive filament (CF) formation and rupture during operation, CF randomness in SrTiO3-based memristors severely limits their stability and retention. To address this challenge,...
Physical patterning of high-Q superconducting niobium resonators via ion beam etching
The development of superconducting quantum circuits increasingly involves the exploration of chemically distinct materials and complex multilayered structures. Accelerating this trend may benefit from...
Low-temperature hybrid microwave annealing process for high-performance indium–tungsten oxide thin-film transistors
A low-thermal-budget annealing process is essential for advancing high-performance thin-film transistors (TFTs) grown on thermally sensitive substrates. In this study, we demonstrated the effectivenes...
High-performance solar-blind deep ultraviolet photodetector based on the H2-annealed amorphous ZnGa2O4 and its preliminary exploration in image sensor
The development of solar-blind ultraviolet detectors urgently requires amorphous semiconductor materials with a sufficiently wide bandgap, environment-friendly, and low fabrication costs. In this work...
Dual-polarization metalens with dynamically reconfigurable focal position in three dimensions based on the Moiré effect
Zoom lenses are essential for optical imaging applications. The development of metasurfaces offers an approach to overcoming the complexities and bulkiness of conventional zoom systems. Most current t...
Unusual Fermi-level pinning and Ohmic contact engineering for Janus TMD heterojunctions from an electronegativity perspective
Using density functional theory calculations, we systematically investigated the fat band structures and Schottky barriers of 72 van der Waals heterojunctions (vdWHs) formed by combining 1T-phase tran...
Molecular beam epitaxy and electronic structures of rare-earth selenide EuSe thin films
The rare-earth Eu-based compound EuSe has attracted widespread attention due to its unique half-filled 4f orbital with large orbital momentum and strong correlation effects. Here, we realize the molec...
Free-carrier screening unlocks high electron mobility in ultrawide bandgap semiconductor CaSnO3
Alkaline earth stannates have emerged as promising transparent conducting oxides due to their wide bandgaps and high room-temperature electron mobilities. Among them, CaSnO3 possesses the widest bandg...
Multi-model-driven prediction of magnetic phase transitions and magnetocaloric effects in NiMnFeCoBP high-entropy amorphous alloys
Accurate prediction of magnetic phase-transitions is essential for the applicability of the magnetocaloric effect. Despite the demonstrable efficacy of machine learning in addressing such issues, exis...
Alleviation of self-heating degradation in polycrystalline silicon thin-film transistors via voltage pulse modulation
This work presents a voltage pulse modulation strategy to effectively mitigate self-heating degradation in polycrystalline silicon thin-film transistors. By applying synchronized voltage stress (SVS)...
Atomic-scale insights into ion migration-induced phase transition in halide perovskites
Phase transitions in halide perovskites significantly influence their stability and optoelectronic properties. Revealing the dynamics of octahedral distortion and ion migration during these transition...
Broadband, stable supercontinuum generation in diamond from 350 to 1400 nm
We experimentally demonstrate supercontinuum (SC) generation in diamond. Using diamond as the nonlinear medium pumped by an 800 nm femtosecond laser, we generate a broadband SC spanning 350–1400 nm, w...
Interfacial energy-level engineering with bilayer hole transport layers for suppressing phase separation in mixed-halide perovskites
Mixed-halide perovskites suffer from light-induced ion migration, causing phase separation and reduced stability. Current strategies, such as compositional engineering or additive passivation, partial...
Memristive synapse based on perovskite Cs3Cu2I5 for reservoir computing
Perovskite memristors have attracted considerable attention for their potential in emulating artificial synapses. However, the widespread use of the toxic lead-based perovskites poses significant chal...
Optical-enhanced, self-powered UV photodetectors based on VO2/SiC heterojunction
The development of ultraviolet (UV) heterojunction photodetectors plays a critical role in a wide range of applications, including environmental monitoring, biomedical imaging, and secure communicatio...
Thermal stress stabilized thick perovskite heterostructures for radiation detection
Integrating lead halide perovskite onto the standard readout circuit substrate is the path to the commercialization of perovskite-based radiation detection and imaging. However, due to the large therm...
On the criteria of jet types during a bubble collapse near the tissue-mimicking boundary
The collapse of a cavitation bubble near a tissue membrane generates intense microscopic flows, emits shock wave, and can lead to membrane damage. Experimental works show that the collapse of a cavita...
Negative thermal expansion in spiral magnetic Lu2Fe16.5Ru0.5
Negative thermal expansion (NTE) has been a topic of interest for magnetic metals due to its potential for applications. Knowledge of the relationship between magnetism and the NTE can be conducive fa...
Demonstration of <b> <i>β</i> </b>-Ga2O3 vertical Schottky barrier diode with mesa termination assisted partially suspended field plate on MOCVD-grown epitaxial wafer
This Letter demonstrates a beta-phase gallium oxide (β-Ga2O3) vertical Schottky barrier diode (SBD) with mesa termination assisted by a partially suspended field plate, which is fabricated on the epit...
Large room temperature anomalous Hall effect in <i>c</i> axis oriented non-collinear antiferromagnetic Mn3Ga thin films with ferrimagnetic Mn3Ga inclusion
Non-collinear antiferromagnets Mn3X (X = Sn, Ge, Ga) have recently attracted a lot of attention due to their fascinating properties with great application prospects in spintronics. Mn3Ga possesses the...
Plasma-driven temporal collimation of sheet electron beam
Collimating high-current-density sheet electron beams using external magnetic fields presents significant challenges, particularly due to complications such as diocotron instability. To address these...