Applied Physics Letters
Articles in this Issue
Bipolar altermagnetic semiconductor in Ti2Br2O monolayer
The ability to mechanically and electrically manipulate spin degrees of freedom is highly desirable for spintronic devices. Inspired by emerging two-dimensional altermagnets, we propose bipolar alterm...
Synergistic passivation of defects with a multifunctional additive for perovskite solar cells
The presence of crystal defects in perovskite films significantly hinders the high efficiency and stability of perovskite solar cells. This study combines theoretical calculations and experimental cha...
Membrane restructuring and ordering: Antimicrobial mechanism of Zn3Al-LDH nanosheets against Gram-negative bacteria
Despite the promising potential of zinc-aluminum layered double hydroxides (Zn3Al-LDHs) for antimicrobial applications, the dynamic interactions between Zn3Al-LDH and bacterial membranes at the interf...
Chiral balls: Knotted structures with high order symmetry and their unique electromagnetic properties
In physics, geometrical symmetry is a fundamental property of importance since it is associated with physical conservation. Here, we reveal an exceptional form of symmetry for a family of knots that a...
Structure-boosted de-scattering reconstruction framework for high-fidelity speckle-correlation optical scattering imaging
Speckle-correlation optical scattering imaging is an emerging technology for imaging through turbid media without requiring prior knowledge of the medium's scattering properties. However, achieving hi...
External-field-induced altermagnetism in experimentally synthesized monolayer CrX3 (X=Cl, Br, and I)
Altermagnetism, which has recently attracted much attention in condensed matter physics, showcases captivating physical properties and holds great promise for applications in spintronics. Bulk alterma...
Self-rectifying memristors based on epitaxial AlScN for neuromorphic computing
With the advancement of artificial intelligence, self-rectifying memristors have attracted increasing attention due to their potential for high-density integration in storage and neuromorphic computin...
Sensitive dependence on initial conditions in a formation of magnetic vortices
The magnetic vortex exhibits promise as a true random number generator for hardware-based encryption and probabilistic computing due to its stochastic formation of energetically equivalent fourfold de...
A variable caliber gripper imitated the snake swallowing behavior
With the increasing variety of objects, the application potential of flexible adaptive gripper is further expanded, so it has become an urgent fact to design low-cost and lightweight adaptive flexible...
Multiple particles flexible assembly via spatial coherence array engineering
Optical tweezer arrays, known for their ability to manipulate microscopic entities in parallel, are widely used to assemble and organize multiple particles or cells. Conventional arrays, constrained b...
In–Ga ratio-dependent positive bias stress stability in InGaO based thin-film transistors
In this Letter, we investigated positive bias stress (PBS) stability in InGaO based thin-film transistors considering the effect of elementary ratios between indium and gallium. Different from the wid...
ALD-enabled precision engineering of tunable nanogaps in mace-like morphologies for SERS detection of pesticide in juices
Surface-enhanced Raman spectroscopy has become a vital tool for detecting trace analytes in food safety and environmental monitoring. This study presents a biomimetic architecture inspired by the hier...
Theoretical defect engineering in AgBiI4 for enhanced photovoltaic performance
Silver-bismuth iodide (ABI) ternary semiconductors, such as AgBi2I7, AgBiI4, Ag2BiI5, and Ag3BiI6, have emerged as promising lead-free light absorbers for photovoltaic applications due to their favora...
Recognition of fractional topological charge through self-rotating beam phase
Fractional vortex beams exhibit unique physical properties, including radially notched intensity distributions, complex phase structures, and higher-dimensional orbital angular momentum modulation com...
Carrier recombination in MBE grown InGa0.2AsSb0.27 and InAsSb0.09 alloys lattice-matched to GaSb for mid-wave infrared device applications
This study presents the molecular beam epitaxy growth of the indium-rich InGa0.2AsSb0.27 alloy with a 0.26 eV bandgap, lattice-matched (LM) to GaSb. A significant finding is the high material metrics,...
Normally-off boron-doped diamond MOSFETs with a breakdown voltage over 1.7 kV
Boron-doped diamond (B-diamond) metal–oxide–semiconductor field-effect transistors (MOSFETs) are fabricated on a 150 nm-thick epitaxial layer. The threshold voltage of the B-diamond MOSFET is measured...
TaOx-based bifunctional memristor for compact leaky integrate-and-fire neuron
With the rapid development of artificial intelligence, artificial neurons have received increasing attention as essential components. However, the complexity of existing artificial neuron circuits is...
Epsilon-negative response induced by magnetic/dielectric dual percolation in Ag/Bi25FeO40 metacomposites
Metacomposites exhibiting ε′-negative (ε′ < 0) responses have introduced composite design concepts and processing methods into the field of advanced electromagnetic (EM) devices. However, the p...
Linear electro-optic effect induced by synergistic light and electric fields in paraelectric Mn&Fe: KTN single crystals
Electro-optic (EO) devices play an important role in various optical fields including optical communications and optical sensing. As the core of EO devices, the properties of EO materials determine th...
Coexistence of temperature-robust band edge lasers and random lasers for high-quality, speckle-free imaging
In this work, we demonstrate that by coupling random lasing with band edge lasing, high-quality, speckle-free imaging can be achieved even in scattering environments. Results show that band edge laser...
Spin–lattice coupling and anisotropic magneto-transport in Fe-ordered Fe5−<i>x</i>GeTe2
Two-dimensional van der Waals (vdW) magnetic materials have attracted extensive attention for the development of next-generation spintronic devices. The vdW magnet Fe5−xGeTe2 exhibits reversible spin...
How clearly can an infrared detector see through a hot window?
At elevated temperatures, the self-emission from an infrared (IR) window may prevent a detector from seeing through it. Window coatings may be designed to maximize transmitted signal and minimize ther...
Wide bandgap perovskite photovoltaic on rigid and flexible substrates for indoor light harvesting
Perovskite photovoltaics (PPV), due to their compatibility with a flexible substrate, low cost, and high indoor performance compared to existing inorganic and organic photovoltaic technologies, are em...
Apparent magnetization behavior of ferronematic liquid crystal based on sphere-like magnetic nanoparticles
One prominent strategy for developing magnetically responsive liquid crystals (LCs) involves synthesizing LC ferrofluids. This study investigates the magnetization dynamics of ferronematic LCs (FNLCs)...
Regulating anisotropy in 2H-MoTe2/CrOCl heterojunction with hysteresis effect
MoTe2-based memristors demonstrate excellent performance, featuring high on/off ratios and endurance cycles. Harnessing interface coupling effects in heterostructures can further enhance their physica...