Applied Physics Letters
Articles in this Issue
Reconfigurable exceptional points for adaptive high-precision sensing
Exceptional points (EPs) are promising for high-sensitivity sensing due to their unique square-root response to perturbations. Nevertheless, conventional EP sensors suffer from a rapid decay in sensit...
Single-crystal PMN-PT gated ferroelectric field-effect transistor for artificial visual application
The rapid advancement of artificial intelligence (AI) has fueled a growing demand for neuromorphic devices that integrate high-speed performance with non-volatile storage. Ferroelectric field-effect t...
Voltage-tunable, femtometer-precision cantilever displacement and squeezing in a plasmomechanical system
We present an elegant method for continuous electrical-tuning of the cantilever position in a plasmomechanical system without changing the plasmonic gap size. Cantilever is the mechanical oscillator c...
Magneto-ionic control of perpendicular anisotropy in epitaxial Mn4N films
We report reversible control of the magnetism and perpendicular magnetic anisotropy (PMA) in Mn4N thin films through solid-state magneto-ionic gating. We grow Mn4N on MgO(100) substrates, exhibiting b...
Atomic configuration of flat honeycomb lattice structure of bismuthene on Ag(111)
Bismuthene, which is the Bi counterpart of graphene, is a promising candidate for the realization of a two-dimensional topological insulator that leads to the development of next-generation spintronic...
All-optically controlled multifunctional logic gates based on the positive and negative photoresponse of a one-dimensional ZnO/CH3NH3PbBr3 heterostructure
Optoelectronic logic gates, with high-speed, low-power consumption, and broad bandwidth, have attracted significant attention in high-density information processing applications. It would be more attr...
Enhanced interfacial thermal conductance across Si/defected SiC interface
The effect of point defects (PDs) on interfacial thermal conductance (ITC) at the Si/3C–SiC interface is systematically investigated by nonequilibrium molecular dynamics simulations. Various PDs are i...
Indium bilayer mediated InGaN surface decomposition: A comprehensive phenomenological model of epitaxial kinetic mechanisms
Indium gallium nitride ternary alloys constitute an important semiconductor material class valued for their broad applicability arising from their tunable direct bandgaps that cover the entire spectru...
Evolution of polarization switching kinetics in an Al0.8Sc0.2N ferroelectric film with electric field cycling
Wurtzite-structured ferroelectrics have emerged as prominent materials for next-generation microelectronics due to the advantages of large remnant polarization (Pr) and tunable coercive electric field...
Rattling-induced anharmonicity and multi-valley enhanced thermoelectric performance in layered SmZnSbO material
Layered rare-earth oxides have become promising candidates for high-performance thermoelectric (TE) materials on account of the distinctive electronic structures and anisotropic transport properties....
Design of high-efficiency Ga2O3-based betavoltaic battery utilizing the MG-HJ-PND structure
Attributed to the wide bandgap property of gallium oxide (Ga2O3), Ga2O3-based betavoltaic batteries offer advantages such as small volume, strong radiation resistance, high-temperature stability, and...
Photoluminescence excitation spectroscopy of quantum wire-like dislocation states in ZnS
Recent ab initio calculations predict one-dimensional (1D) dispersive electronic bands confined to the atomic scale cores of dislocations in the wide bandgap (3.84 eV) semiconductor ZnS. We test these...
Rapid malaria detection using a spin Hall magnetoresistance sensor
As a by-product of malaria infection, hemozoin has emerged as a promising biomarker for malaria detection using magnetic sensors. However, the requirement of a large magnetizing field often renders th...
Transparent CuGaO2/BaTiO3 nanoarray pn junction with high-entropy perovskite quantum dots for enhanced photoelectric response
A transparent pn junction in CuGaO2/La(Ni0.2Fe0.2Co0.2Cr0.2Zn0.2)O3 QDs/BaTiO3 is prepared via the hydrothermal-sol-gel approach. The obtained CuGaO2/LaCrHEO QDs/BaTiO3 pn junction achieves a high tra...
A tailored two-step process enabling high efficiency light rare earth diffusion in Ce-rich Nd–Ce–Fe–B magnet
Developing a grain boundary diffusion process for Ce-rich Nd–Ce–Fe–B magnets by light rare earth remains a challenge. The underlying mechanism that limits the coercivity enhancement of Nd–Ce–Fe–B magn...
Formation and optical characteristics of AlGaN:Tb/GaN core–shell nanowires grown by organometallic vapor phase epitaxy
We report the formation and optical/structural characteristics of Tb-doped AlGaN (AlGaN:Tb)/GaN core–shell NWs grown by organometallic vapor phase epitaxy. AlGaN:Tb layers are formed on GaN NWs in a c...
Nonvolatile spin logic-in-memory strategy by fully electrically multistate modulation in two-dimensional A-type antiferromagnets
Achieving spin logic-in-memory computing architectures by full-electrical higher-order multistate modulation at the nanoscale is highly pursued in next-generation energy-efficient information technolo...
Decoupling of spin–orbit torque components in Py/W bilayers unveiled through variation of W-resistivity
Harmonic Hall measurements were performed on a series of ferromagnetic metal/heavy metal (FM/HM) bilayers consisting of Permalloy (Py) as the FM and β-tungsten (W) as the HM, and the efficiencies of t...
Nano-light source generation by electron beam irradiation of CsPbBr3/Cs4PbBr6 composites
Precise allocation of nano-light sources in photonic integrated circuits is essential for the development of next-generation optical technologies such as optical nano-circuits, quantum information pro...
Mitigation of the magnetic-field-induced frequency shift in coherent-population-trapping atomic clocks
We study the magnetic-field-induced frequency shift (MFS) of the reference resonance in a coherent population trapping (CPT) microwave atomic clock. It is shown that the use of the Pound–Drever–Hall-l...
Photovoltaic nuclear electric battery based on single-crystal diamond core activated with carbon-14
The fabrication of a photovoltaic nuclear electric battery consisting of a radioactive diamond core and an InGaP photoconverter is described. An electrical circuit for a nuclear battery has been propo...
Effect of pressure cycling and compression rate on the bcc-hcp transition in an FeNi alloy
We investigate the body-centered cubic (bcc) to hexagonal close-packed (hcp) phase transition in Fe-10wt. %Ni alloy, combining pressure cycling and fast compression with time-resolved synchrotron x-ra...
High-fidelity ghost diffraction through complex media using a single-photon detector
Free-space optical (FSO) transmission in complex scenarios remains a challenge, especially at low-light levels. Here, we report a ghost diffraction system with a single-photon detector to enable effec...