Multispectral detection poses significant challenges to conventional camouflage systems, which require compatibility with diverse spectral regions. However, reconciling multispectral camouflage, radiative cooling, and microwave transparency within a single platform remains constrained by conflicting electromagnetic requirements. Herein, we report an inverse design framework combining the Non-dominated

Spin memristors are devices that use electron spin to make memory technology scalable, high-performance, and energy-efficient. These devices offer significant advantages over traditional memristors, including faster switching, lower energy consumption, and enhanced durability. This review study summarizes current research and offers specific conclusions regarding the basic ideas, material compositions

In this paper, we demonstrate a boosted output magneto-mechano-electric (MME) generator consisting of piezoelectric Pb(Mg1/3Nb2/3)O3‐Pb(Zr,Ti)O3 (PMN-PZT) single crystal and laminated FeBSi alloy (Metglas) prepared by employing photon flash annealing (PFA) treatment. The high-temperature PFA treatment with millisecond-level short pulse irradiation on the Metglas sheet induces surface nanocrystallization

Developing microwave absorbing metamaterials with broadband absorption and subwavelength thickness holds significant engineering value. To achieve broadband absorption without increasing thickness, we developed a topological fractal-nested honeycomb metamaterial, validated using an arch measurement system over 2–18 GHz. Further simulations based on the finite element method and transmission line theory

The lightweight microwave absorbing materials(MAMs) have always been a research hot topics in the field of electromagnetic waves(EMWs) absorption. In this work, the pineapple peel (PA) was used as a carbon source and combined with Co alloys. The hollow porous carbon of the PA after pyrolysis provides advantage for becoming the lightweight MAMs. When the soaking time of PA-800 in the solution of CoCl2•6H2O

In this paper, we present the realization of a diode-pumped monolithic thulium-doped all-fiber laser operating at 1.94 μm, employing a single-oscillator architecture (SOA). Our findings demonstrate the production of 203.2 W of laser output power from an incident pump power of 353 W at 793 nm, achieving a remarkable slope efficiency of 61.2 %. The laser features a central wavelength of 1940.6 nm with

The application of magnetic fields has garnered significant attention for enhancing the efficiency of electrocatalytic CO2 reduction (CO2RR), as it can improve electrocatalytic activity by augmenting mass transport, electron transport, and spin selectivity effects. This study investigates the distinct effects of a magnetic field on two non-magnetic electrocatalysts, bismuth-based metal-organic frameworks

Doping significantly influences the physical properties of semiconductor and insulator materials, playing a pivotal role in their technological applications. These effects are particularly pronounced in devices like thermoelectrics, photovoltaics, and solar cells. First-principles calculations, based on density functional theory, have emerged as a powerful method for investigating point defects in

The application of Sodium niobate (NaNbO3, NN) ceramics with antiferroelectric (AFE) crystal phase faces the severe limitations in low energy density and efficiency due to the instability of the antiferroelectric phase and relatively low breakdown strength. The traditional methods still rely on a large amount of experimental verification. However, the internal mechanism remains unclear. To address

Good magnetic coupling is the key to preparing high-performance nanocomposite permanent magnetic materials, which is an effective way to break the trade-off between magnetization and coercivity. This paper proposes a method to achieve good magnetic coupling by designing perpendicular interfaces and using micromagnetic simulations, leveraging both long-range dipolar and short-range exchange interactions

Mg3Sb2-based thermoelectric materials are widely recognized as highly promising functional materials due to their cost-effectiveness, non-toxicity, and environmental friendliness. In this study, a synergistic doping strategy involving YCl3 & Te was implemented, achieving a peak ZT value of 1.83 at 723K in the Mg3.2Sb1.5Bi0.49Te0.01 + 1 % YCl3 composition. First-principles calculations demonstrate that

The escalating power density in modern microelectronics gives rise to high-frequency thermal hotspots that pose severe challenges to on-chip thermal management. Microscale thermoelectric coolers (μ-TECs), possessing unique advantages such as, rapid response, precise temperature control, and high reliability, offer promising solution for localized chip-level cooling. However, conventional steady-state

Ferrovalley materials with perpendicular magnetic anisotropy (PMA), high Curie temperature (TC) and large valley polarization are very crucial to spintronic and valleytronic applications. We herein propose two 2D f-electron Janus CeClI and CeBrI with strong spin-orbit coupling, and use first-principles calculations, Monte Carlo simulations and Wannier functions to investigate the magnetic anisotropy

This study investigates 198 MX5Y5 (X, Y = B, C, or N) clathrate-like structures derived from MH10 superhydrides using high-throughput Density Functional Theory (DFT) geometry optimizations and phonon calculations. A wide variety of electropositive and electronegative encapsulated atoms were considered. From all of the studied systems only 34 MB5N5 phases were found to be dynamically stable at ambient

Tactile sensing technology has become indispensable for next-generation robotic systems, offering unprecedented capabilities in mechanical stimulus detection through physical interaction. While this field has evolved significantly over three decades, recent innovations in material architectures, bioinspired microstructures, and hybrid sensing mechanisms have enabled transformative advances in electronic

In this study, we present a novel method for fabricating flexible transparent paper substrates via epoxy resin impregnation and coating, which exhibit high transparency (90.98 %) and desirable haze (41.5 %). In this method, the epoxy resin with a refractive index close to that of cellulose fibers, is employed to effectively fill the porous structure of the paper substrate, significantly enhancing the

Many studies report that second harmonic generation (SHG) would be significantly modified by the interfacial electric field (interfacial-EF) in two-dimensional (2D) van der Waals heterojunctions (vdWHs). However, the physical picture between the interfacial-EF and the SHG-coefficient of 2D vdWHs has not been visualized. Hence, this manuscript studies the SHG property of 2D MoS2/MoSSe vdWHs using first-principles

Gadolinium (Gd) is a promising optically active lanthanide for UV emission. In this work, the optical emission properties of Gd-implanted monoclinic gallium oxide (β-Ga2O3) thin films are investigated. Second phase formation (γ-Ga2O3) is observed due to implantation-induced damage of the β-Ga2O3 lattice. Annealing the implanted films results in various β-Ga2O3 grain orientations. The relationship between

Although numerous methods have been proposed to realize the quantum anomalous Hall (QAH) effect, the high-performance QAH effect is yet limited. In this study, the surface halogenation strategy is applied to trigger the QAH states in a series of group-VIB transition metal dichalcogenide monolayers. All MoS2Cl2, MoSe2Cl2, and MoTe2Cl2 monolayers present a high Chern number C=−2, and their nontrivial

This study employs dispersion-corrected DFT-D2 calculations to investigate Li adsorption on pristine and Ti-decorated SiC2, evaluating their potential as anode materials for Li-ion batteries. Key analyses, including adsorption energy, density of states (DOS), Bader charge, diffusion barrier, and open-circuit voltage (OCV), reveal that the incorporation of titanium (Ti) into SiC2 significantly enhances

Grain boundaries, as critical structural defects in materials, play a pivotal role in thermoelectric research. Mg3(Bi, Sb)2-based materials, which are prominent n-type thermoelectric materials, are significantly affected by the second phase at grain boundaries. This study investigates the influence of ZrSb1-x on the thermoelectric properties of Mg3(Bi, Sb)2, with particular focus on its impact on the

A thin layer, lightweight, and ultra-white hexagonal boron nitride (h-BN) nanoporous paint has been developed recently. However, the underlying atomic and nanostructural physics of the paint’s radiative cooling performance remains quite elusive. In this work, a multiscale, multiphysics computational framework is employed to gain atomic level insights of the high radiative cooling performance. By leveraging

A high-performance β-Ga2O3/GaN ultraviolet photodetector with bias-tunable spectral response (the UVC band to the UVA-UVC band) is demonstrated. The device is fabricated via a new route of reverse substitution growth, combined with oxygen plasma treatment (OPT) to introduce a GaON nucleation layer for the β-Ga2O3 synthesis on the GaN surface. The effects of the nucleation layer on the subsequent transformation

Thermoelectric generators are devices capable to convert heat into electric power with no moving part. However, and despite a tremendous research effort on materials, their conversion efficiency is still limited, especially in the low temperature range where most of the discarded heat is available. We show that the exact solution of the time-dependent Domenicali’s equation predicts that, when the temperature

The search for high Tc materials under ambient pressure remains a central objective in materials science. This study investigates doping the BH6 units (B as the primary transition metal) using Group 2 and Group 3 elements (X) as dopants, focusing on charge transfer between dopants and the BH6 units and its effects on bonding and superconductivity. Doping modulates the EF position and influences electron

Thermoelectric (TE) materials, which directly convert heat into electricity, hold promise for sustainable energy applications. For widespread adoption of this technology, the development of efficient, cost-effective, and non-toxic TE materials is crucial. Here, we attempt to improve the thermoelectric properties of Fe2VAl-based full-Heusler compounds through the targeted substitution of (VAl) by Ti2

Ionic covalent organic frameworks (ICOFs) are a unique subclass of covalent organic frameworks (COFs) that combine the advantages of metal-organic frameworks (MOFs) and COFs through the integration of ionic and covalent bonds. Using ICOF-10n-Li/Na as examples, we trained a machine learning-based neuroevolution potential (NEP) function and conducted a comprehensive study of the thermal transport properties

The differences in stacking configurations result in rhombohedral transition metal dichalcogenides (3R-TMDs), compared to their hexagonal counterparts, exhibiting stronger interlayer interactions, sliding ferroelectricity, and bulk piezophotovoltaic effects. However, the effects of doping on interlayer interactions and phonon transport in 3R-TMDs have not been fully explored. In this study, we demonstrate

Realizing ultra-high supercurrent density in iron-based superconductors (IBS) is a crucial step toward practical applications at high magnetic fields. However, engineering the most effective pinning structure to maximize the critical current density (Jc) remains an open challenge. In this work, Ba1-xKxFe2As2 single crystals were irradiated by Xe ions within seconds, achieving a high Jc of 20 MA/cm2

Recent discovery of peelable van der Waals (vdW) magnets has opened new avenues for the advancement of atomic-level spintronic devices; however, their magnetic transition temperatures are typically well below room temperature. In spite of considerable explorations, including defect engineering, strain engineering, elemental doping, and the magnetic proximity effect (MPE), controllable fabrication of

β-Gallium oxide (β-Ga2O3) is a superior material for power electronic applications due to ultra-wide bandgap and high critical field strength. The bottlenecking issue for its application lies in promoting heat dissipation and robust interfacial contact. Opposite to the common notion that a clean interface leads to high thermal conductivity, here we demonstrate an opposite strategy with alloying the

Conductive hydrogels with water-enriched pores have shown great potential in electromagnetic wave protection and flexible wearable electronics. However, hydrogel with high water content often results in some challenges such as water loss and low-temperature freezing. In this study, porous gelatin/ChCl/MXene Ti3C2Tx (GCM) hydrogels were prepared via a facile one-pot method. The introduction of ChCl

In the post-Moore era, silicon-based electronic devices have reached their physical limits, impeding significant performance enhancements through further miniaturization of transistor size. Two-dimensional (2D) materials have demonstrated considerable potential for application in electronic devices due to their superior optoelectronic properties, providing new ideas and methods to solve this problem

A broad range of unusual transport behaviors have been discovered in topological semimetals. However, to date, the effect on the thermopower from intrinsic momentum exchange between electrons and phonons has received little attention. Here we report that huge electron-phonon drag enhancements of the thermopower of the topological semimetal, θ-phase tantalum nitride (θ-TaN), can occur that persist even