Beihang University

Scalable assembly of MXene/ANF nanofluidic membranes induced by shear-flow-alignment for giant osmotic energy harvesting

Two-dimensional (2D) nanofluidic membranes have demonstrated extraordinary promise in high-throughput ionic transport systems for water-energy nexus applications. Nevertheless, the inability to engineer macroscopic, structurally ordered 2D membranes with precisely aligned nanocha...

Band Degeneracy and Liquid-like Dynamics in Intercalated La2O2Te/BiAgSeO Thermoelectrics

Abstract Interlayer modulation of layered oxychalcogenide superlattices provides a strategy to decouple electron–phonon transport for high-performance thermoelectric (TE) materials. Herein, an intercalated oxychalcogenide superlattice (La4Bi2Ag2Se2Te2O6) is theoretically designed...

DynamicVis: Dynamic visual perception for efficient remote sensing foundation models

The continuous advancement of remote sensing technology has enabled high-resolution Earth observation; however, interpreting these expansive images using modern Vision Foundation Models (VFMs) remains a significant challenge. Unlike object-centric natural images, remote sensing i...

Device-aware compensation of nonideal spintronic synapses for electrocardiogram classification using spiking neural networks

Spintronic synapses offer a promising route toward low-power neuromorphic hardware for edge intelligence. Their nonvolatility, multilevel tunability, and compatibility with event-driven spiking neural networks (SNNs) make them attractive for temporal biomedical signal processing....

Anti-parity-time-symmetric gyroscope via high-order exceptional points

Exceptional points (EPs), which arise from non-Hermitian systems, have been extensively investigated for the development of high-performance sensors. However, operating a non-Hermitian sensor at a high-order EP (HOEP) to achieve extreme performance requires strict and precise con...

Experimental study on operating characteristics of titanium-water heat pipe in wide temperature range below 200 C

Heat pipes, with their excellent heat transfer performance and absence of moving parts, are widely applied in the aerospace field for thermal management. The waste heat dissipation system of space high-temperature power operates within the temperature range of 100∼300 °C, which c...

Self‐Powered, Ultra‐Sensitive InGaAs/ITO Nanowire Radial Junction Infrared Photodiode for Low Flux Imaging at Room Temperature

ABSTRACT Shortwave infrared (SWIR) photodetection and imaging are of increasing importance for many emerging applications, such as optical and quantum communications, night vision, biomedical imaging and sensing. While planar InGaAs and Ge‐based SWIR photodetectors are the curren...

Liquid Metal Multi‐Functional Droplets Enabled High‐Performance Tumor Therapy With Four Synergistic Mechano‐Thermal‐Chemo‐Freezing Effects

ABSTRACT Cryoablation, which induces rapid intracellular ice crystal formation, has been widely used in clinics for treating various tumors, yet monotherapy yields limited efficacy due to inadequate elimination of tumor cells. Here, we proposed an effective synergistic strategy w...

Phase-Change Transpiration Cooling for Hypersonic Vehicles: A Comprehensive Review of Mechanisms, Modeling, Experiments, and Future Direction

Phase-change transpiration cooling, in which a liquid coolant flows through a porous medium, absorbs heat, and undergoes phase change while forming a protective gas film, is widely regarded as one of the most efficient active thermal protection concepts for next-generation hypers...

Managing Mission Risk Through Performance‐Based Mission Processing Rate and Abort Decisions

ABSTRACT Performance‐based tasks are widely adopted in complex engineering projects, where service contracts impose explicit performance benchmarks alongside potential financial losses triggered by system breakdown. Balancing contractual rewards, penalties, and inherent failure r...

High temperature oxidation and hot corrosion behavior of laser additive manufactured TiAl4822/TC25G graded materials at 750 °C

Laser additive manufacturing of titanium-based graded materials offers a promising route to enhance the performance of aero-engine compressors. However, the high temperature corrosion behavior of these materials remains difficult to predict due to compositional variations across...

Neural network-based multipartite entanglement classification with prior guidance from quantum uncertainty relations

Quantum entanglement is a crucial resource in quantum information processing, yet its efficient, scalable and robust classification in multipartite systems remains theoretically challenging. Although supervised machine-learning has been applied to this task, most existing methods...

Data-Driven Inference of Susceptibility, Correlation, and Dynamic Responses via Machine Learning

Abstract Understanding how complex systems respond to external perturbations is essential to characterize the intrinsic properties of the systems and then to control their responses. Despite some preliminary trials via either analytical modeling or numerical calculations, it is u...

A Graetz-type thermal-response superposition model for turbulent heat transfer in smooth square channels under non-uniform wall conditions

Non-uniform distributions of wall temperature or wall heat flux in internal convection generate streamwise thermal-history effects that conventional local heat-transfer-coefficient (HTC) closures do not explicitly capture. This study develops a Graetz-type streamwise thermal-resp...

Toward Accurate Molecular Counting in EC-STORM via Reversible Stochastic Dye Switching

Abstract Molecular counting using stochastic optical reconstruction microscopy (STORM), is often limited by random fluorophore reblinking, which makes repeated localization events hard to assign to the same or different molecules. Here, we turn reblinking from a source of uncerta...

On the significance of absolute and convective instabilities in transitional hypersonic compression ramp flows

In real-life tunnel or flight environments, the laminar–turbulent transition of compression ramp flows can be initiated by absolute and/or convective instabilities. Currently, the relative significance of the two instabilities in such flows remains unclear. This paper addresses t...

Carbon‐Based CsPbI 3 Perovskite Solar Cells: Progress, Challenges, and Opportunities

ABSTRACT All‐inorganic CsPbI 3 perovskite has been recognized as one of the most promising light‐absorbing materials owing to its favorable optical bandgap (≈1.7 eV) and excellent chemical stability. To date, CsPbI 3 perovskite solar cells (PSCs) based on conventional metal elect...

Mitigating Popularity Bias in Recommendation with Global Listwise Learning and Progressive Bi-Weighting

In recommender systems, user feedback typically follows a long-tail distribution, which leads many recommendation algorithms to exacerbate popularity bias by disproportionately favoring popular items. To mitigate this issue, recent studies have employed Inverse Propensity Scoring...

Spatiotemporal terahertz emission nanoscopy of spintronic photocurrent

Capturing ultrafast spin and charge photocurrents on nanoscopic scales is essential for fundamental research in physics and engineering, as well as for future applications, such as novel spin-orbitronic devices. Accessing the fundamental dynamics driven by changes in electronic e...

Using Aromatic‐Bridge‐Tuned Dimer Acceptors to Harmonize Photoluminescence Quantum Yield and Crystallinity for Organic Solar Cells Exceeding 21% Efficiency

ABSTRACT Suppressing non‐radiative energy loss (Δ E 3 ) by enhancing the photoluminescence quantum yield (PLQY) of active‐layer materials, particularly the acceptor component, is important for achieving high‐performance organic solar cells (OSCs). A key challenge is how to design...