Nanjing University of Science and Technology

Unlocking High‐Performance Te‐Free p‐Type Thermoelectrics via Cu Doping in Entropy‐Engineered Cd 0.5 Zn 0.5 Sb Zintl

ABSTRACT Zintl phases are crucial for Te‐free power generation and electrical cooling modules, which are considered next‐generation thermoelectric (TE) technology. While n‐type Zintl materials, such as Mg 3 Sb 2 , have achieved remarkable performance, their p‐type counterparts ar...

A Focused Review on Zinc‐Anode Protection for Durable Aqueous Zinc–Iodine Soft‐Gel Electrode Batteries

ABSTRACT Aqueous zinc–iodine batteries offer a safe and low‐cost storage option, but their durability is limited by coupled zinc‐anode degradation and iodine‐species crossover. Soft‐gel iodine cathodes can improve iodine retention through confinement and molecular interactions, y...

Crystallization and solidification of scalable metal halide perovskite films for photovoltaics

Abstract Metal halide perovskite photovoltaics have emerged as promising next-generation solar technologies owing to their high efficiency and compatibility with low-temperature manufacturing. Although small-area perovskite solar cells have achieved certified efficiencies around...

PVmatAgent: A Large Language Model (LLM) Agent for Perovskite Photovoltaic Material Design and Analysis

ABSTRACT The rapid advancement of large language models (LLMs) has opened new opportunities for materials informatics. However, LLMs fall short in photovoltaic (PV) material design due to their lack of domain grounding, unreliable outputs, and inability to perform integrated comp...

Schlieren visualization of detonation diffraction and initiation in B/C2H4/O2 heterogeneous mixtures using a variable-initial pressure pre-detonator tube

Solid powder detonation engines hold significant potential for enhancing aerospace propulsion performance, owing to the high volumetric energy density of solid fuels and the high thermal efficiency of the detonation cycle. These engines are typically ignited by a pre-detonator tu...

Probing context-sensitive expectations through user-driven personality configuration in conversational AI

Abstract Conversational agents are increasingly expected to adapt across contexts and evolve their personalities through interactions, yet most remain static once configured. We present an exploratory study of how user expectations form and evolve when agent personality is made d...

A Bionic Peristaltic Process for Enhanced Powder Dispersion in Energetic High-Solid-Loading Slurries

Abstract This study introduces a paddle-less bionic peristaltic mixing process, inspired by intestinal biomechanics, for enhanced powder dispersion in energetic high-solid-loading slurries (80% solids). Periodic elastic conduit compression induces low-shear vortices, substantiall...

Accurate single-step error estimation and universality for second-order implicit and explicit time integration algorithms in computational mechanics

This paper presents a unified single-step a posteriori error estimator for a broad class of second-order implicit and explicit time integration schemes used in solid mechanics, structural dynamics, fluid–structure interaction, and hyperbolic heat transfer and the like. The estima...

Lithiophilic Covalent Organic Framework-Bridged Interface Enables Fast Ion Transport in Ultrathin Gel Polymer Electrolyte Membranes

Abstract Gel polymer electrolytes (GPEs) require a homogeneous polymeric structure, processability, and excellent chemical stability for high-performance lithium metal battery configurations. However, heterogeneous electrolyte polymerization, which constrains ion transport, limit...

A security risk assessment approach based on improved PSO-BPNN for intelligent network information systems

Smart cities have brought numerous benefits to improve citizens’ living quality, but they have also brought greater cyber security challenges. Risk assessment is a commonly used approach to enhance the cyber security of information systems. However, information systems in smart c...

Prompting Large Language Models with Partial Knowledge for Answering Questions with Unseen Entities

Retrieval-Augmented Generation (RAG) systems are often constrained by the “relevance myopia”, primarily focusing on fully relevant external information to supply missing or outdated facts while overlooking the potential of partially relevant knowledge to activate the internal kno...

Beyond Band-Edge Effective Mass: Ultrahigh On-State Current and Electron-Hole Transport Asymmetry in Monolayer PbS MOSFETs

Abstract Two-dimensional (2D) semiconductors are commonly evaluated for ultrascaled transistors using band-edge descriptors such as carrier effective mass. Here, first-principles quantum-transport simulations reveal pronounced electron-hole transport asymmetry in monolayer PbS MO...

Predicting strain rate dependent deformation of carbon fiber cylinders under impact internal pressure

This study aims to investigate the dynamic response and accurately predict the macroscopic structural deformation of carbon fiber reinforced polymer (CFRP) composite cylinders under transient impact internal pressure such as deflagration. First, quasi-static and dynamic loading e...

Multi-metric green-assessed validation of a chromogenic diazotization-coupling approach for the spectrophotometric determination of cephalexin

Cephalexin is a widely used cephalosporin antibiotic requiring a reliable and sustainable analytical method for its quantification in pharmaceutical matrices. Conventional techniques often involve complex procedures and hazardous solvents, highlighting the need for a simple, rapi...

Surface Functional Group Engineering of MXenes: Mechanisms, Tailoring Strategies, and Performance‐Oriented Applications

MXenes, as an emerging 2D material, hold considerable energy storage potential. However, the intrinsic stochastic distribution and thermodynamic metastability of their surface functional groups impair key electrochemical properties, compromising their cyclability and rate capabil...

Thermo‐Optically Engineered Radiative Cooling Materials With Tailored Thermal Conduction

ABSTRACT Radiative cooling, featuring zero‐energy operation and compatibility with global decarbonization, is a promising route for passive thermal management. Despite major progress over the past few years, advances in radiative cooling have mainly focused on spectral modulation...

Nested star-shaped auxetic metamaterials for high-efficiency energy dissipation

Mechanical metamaterials exhibiting a negative Poisson’s ratio (NPR) have attracted broad interest due to their anomalous mechanical responses. Conventional star-shaped structures with auxetic effect often suffer from inefficient energy absorption and structural instability under...

Robust Ordered-Risk Assessment via Physics-Informed Synthetic Data Generation and TA-DE-ELM

Ordered-risk assessment is a safety-critical learning problem in which delayed or biased risk estimation can affect prioritization and response planning. Existing expert-knowledge and data-driven approaches face a trade-off among transparent indicator design, nonlinear representa...

A Bidirectional Controllable Terahertz Multifunctional Device Based on Graphene-Vanadium Dioxide

A bidirectional controllable terahertz multifunctional device based on graphene and vanadium dioxide is proposed in this paper. By adjusting the phase transition characteristics of vanadium dioxide and the chemical potential of graphene, the bidirectional transmission of electrom...

Obscure engine: China’s Typical Case system for intellectual property law – empirical and doctrinal insights

Abstract This paper integrates empirical and doctrinal approaches to demystify the intellectual property law Typical Case system in China. IP Typical Cases have proliferated nationwide, yet their institutional meaning – particularly what makes them ‘typical’ and what functions th...