Northwestern Polytechnical University

Halogen Substitution as a “Chirality Editor” for Amplifying Spin‐Selective Transport in Lead‐Free Metal‐Halide Hybrids

ABSTRACT Lead‐free metal‐halide hybrids hold promise as flexible semiconductors for X‐ray detection, but their application is constrained by inefficient carrier transport. Here, we introduce halogen substitution on chiral molecular cations as a “chirality editor” to modulate the...

Halogen Substitution as a “Chirality Editor” for Amplifying Spin‐Selective Transport in Lead‐Free Metal‐Halide Hybrids

ABSTRACT Lead‐free metal‐halide hybrids hold promise as flexible semiconductors for X‐ray detection, but their application is constrained by inefficient carrier transport. Here, we introduce halogen substitution on chiral molecular cations as a “chirality editor” to modulate the...

DiastereoselectiveAddition of Racemic α-BorylOrganozinc Reagents to Aldimines

Abstract The addition of alkylzinc reagents to imines is a key route to amines, but suffers from poor selectivity when racemic secondary alkylzincs are employed. Herein, we report a transition-metal-free diastereoselective addition of racemic α-boryl organozincs to aldimines, aff...

Halogen‐Acupuncture Stabilization of Pure‐Iodide Wide‐Bandgap Perovskites for Efficient and Stable Solar Cells under Simulated Low‐Earth‐Orbit Cycling

ABSTRACT Pure‐iodide wide‐bandgap (WBG) perovskites are promising top‐cell absorbers for tandem photovoltaics, benefiting from their intrinsic immunity to the halide phase segregation that plagues mixed‐halide counterparts. However, their practical deployment, particularly in spa...

Toward Individualized Digital Twins for Aero-Engines: A Physics-Informed Framework With Fleet-Individual Cross-Attention and Feature Transfer

Abstract Digital Twin (DT) technology has become a cornerstone for cyber-physical aero-engine systems, enabling full lifecycle digital replication and intelligent management. To address challenges of model adaptability and generalization under restricted access to fleet data cond...

A Comprehensive Review of Sequence and Generative Models in Motor Imagery (MI) Classification for Brain–Computer Interfaces (BCIs)

Motor imagery (MI) classification serves as the backbone to brain–computer interfaces (BCIs) by strengthening the communication bridge between the human brain and external peripheral devices. The past two decades have witnessed unprecedented success in MI-BCIs, with applications...

Computational Guided Structural Design for Optimized Pore Size and Shape Metal‐Organic Framework Enabling One‐Step CH 4 and C 3 H 8 Purification From CH 4 /C 2 H 6 /C 3 H 8 Ternary Gas Mixture

ABSTRACT Current natural gas upgrading strategies primarily focus on CH 4 recovery, treating C 2 H 6 and C 3 H 8 merely as impurities, which results in resource wastage. In this work, an advanced industrial operation, simultaneous separation of both pure CH 4 and C 3 H 8 from CH...

Distortion in LPBF Cantilevers Governed by Stiffness-Controlled Stress Redistribution

Residual stresses generated during laser powder bed fusion (LPBF) can cause substantial distortion in slender structures, compromising dimensional accuracy and structural reliability. This study tests the hypothesis that, under identical nominal processing conditions, geometry-de...

Bidirectional Multi‐Channel Programmable Metasurface for High‐Security Wireless Information Steganography

ABSTRACT With inherent abilities of directly modulating digital information on reflection and transmission properties, programmable metasurfaces have been extensively explored in wireless communications. However, realizing multi‐channel metasurface‐based wireless communication th...

Parameter-Efficient Time–Frequency Temporal Convolution with Log-Percentile Normalization for Underwater Acoustic MAC Protocol Recognition

Passive recognition of medium access control (MAC) protocols allows an underwater acoustic monitoring node to infer channel-access behavior without decoded control headers or cooperation from the observed network. This study evaluates a parameter-efficient time–frequency temporal...

Ultrasensitive, Wide‐Range, and Durable All‐PET Piezoresistive Pressure Sensors Enabled by Carbon Aerogel Composite Engineering

ABSTRACT Flexible pressure sensors are pivotal for smart healthcare and human‐machine interfaces, yet reconciling ultrahigh sensitivity, broad detection range, and robust durability remains a challenge. We propose a fatigue‑resistant piezoresistive sensor integrating a kind of ca...

Youth migration crisis of the 21st century: a comprehensive moderated mediation analysis

The 21st century has witnessed a profound youth migration crisis, particularly in developing countries, where brain drain disrupts all sectors of society. This study examines the factors influencing youth migration, focusing on the mediating role of political factors and the mode...

Analysis of Research Progress on Deployment Methods for Deep Learning Models on FPGAs

Deep learning (DL) models have achieved remarkable progress in natural language processing, computer vision, content generation, and edge intelligence; however, their rapidly increasing computational complexity, memory demand, and deployment diversity pose significant challenges...

Self-assembled iridium(III) photosensitizers induce cuproptosis without copper supplementation for efficient anticancer therapy

Photodynamic therapy (PDT) is a promising treatment that uses reactive oxygen species (ROS) generated by light-irradiated photosensitizers (PSs) in the presence of molecular oxygen (O₂). However, its efficiency is heavily compromised in aqueous environments and living systems. He...

Counterintuitive Temperature-Dependent Interfacial Thermal Resistance in Twisted van der Waals Interfaces

Precise control of interfacial thermal resistance (ITR) is essential for thermal management in van der Waals (vdW) devices. Here, we report a counterintuitive temperature-dependent reversal of ITR in twisted PtX2 (X = S, Se, Te) interfaces. At near-commensurate small twist angles...

UniRec: Unified Space Learning for Generalizable Sequential Recommendation

Sequential recommendation aims to predict users’ next items of interest based on their historical interactions. Recently, Large Language Models (LLMs) have shown strong potential in this field due to their powerful semantic understanding. However, existing methods face two core c...

Room‐Temperature Rapid Synthesis of Crystalline Ag─C Coordinated MOFs for Highly Efficient Acidic CO 2 Electroreduction

ABSTRACT The acidic CO 2 electroreduction reaction (eCO 2 RR) shows great promise in addressing carbonation issues encountered under neutral/alkaline conditions. However, it remains challenged by low selectivity arising from high proton availability, as well as catalyst degradati...

Interfacial Electric‐Field Nanoarchitectonics of a 3D FeS 2 /SnS 2 /rGO Heterostructure for Fast Sodium Storage

ABSTRACT Developing high‐performance FeS 2 ‐based anodes for sodium‐ion batteries is impeded by sluggish kinetics, poor conductivity, and severe volume variation. Herein, we report a rationally designed FeS 2 /SnS 2 /rGO composite featuring a three‐dimensional hierarchical hetero...

Room‐Temperature Rapid Synthesis of Crystalline Ag─C Coordinated MOFs for Highly Efficient Acidic CO 2 Electroreduction

ABSTRACT The acidic CO 2 electroreduction reaction (eCO 2 RR) shows great promise in addressing carbonation issues encountered under neutral/alkaline conditions. However, it remains challenged by low selectivity arising from high proton availability, as well as catalyst degradati...

Biodeterioration Control of the Longhu Pagoda Stone Heritage, China: Identification of Deteriogens and Evaluation of Biocidal Efficacy

Longhu Pagoda, a national key cultural heritage site located at the southern foot of Hushan Mountain in Liubao, Jinan, Shandong Province, is a masterpiece of Tang-dynasty stone pagoda architecture and a core component of the Shentong Temple heritage complex alongside the Four Gat...