Wuhan University of Technology

Pore-scale investigation of non-isothermal liquid water transport in gas diffusion layers with temperature-dependent surface tension

A stochastic reconstruction method and the Volume of Fluid (VOF) model are combined to investigate non-isothermal liquid water transport in a Toray-060 gas diffusion layer (GDL). The equilibrium water-air surface tension is prescribed as a function of temperature, and conjugate h...

A 128−Channel 0.2–8.2 V Calibrated DAC IC Achieving 0.26−LSB DNL and 0.71−LSB DVO for Photonic Computing

Photonic computing systems require large numbers of accurate programmable voltages for photonic weight programming and device bias control. This paper presents a 128−channel digital−to−analog converter (DAC) implemented in a 250 nm BCD high−voltage CMOS process. A code−dependent...

Experimental and First‐Principles Study on the Effect of Cu Content on High Temperature Oxidation Behavior of Low Carbon Steel

Residual copper (Cu) in recycled steel scrap is difficult to remove and tends to accumulate, degrading the surface quality of steel products. To investigate the role of Cu in high‐temperature oxidation, the behavior of low‐carbon steels with varying Cu contents was examined at 11...

Dual-contrastive learning for spatial domain identification in spatial transcriptomics with STAMGC

Spatial transcriptomics (STs) have become a valuable approach for understanding the growth and development of organisms. Despite the recent emergence of numerous ST models, accurately identifying spatial domains remains challenging owing to the trade-off between preserving local...

Progressive Fine-Tuning and Adaptive Dual-Path Evidence Augmentation Framework for Industrial Equipment Maintenance

Industrial equipment-maintenance knowledge is scattered across technical manuals, historical work orders, and field experience. Rapidly retrieving these heterogeneous sources and generating accurate guidance are essential to reducing downtime losses and ensuring operational safet...

Parametric optimization of laminated rubber bearing with pre-tensioned superelastic SMA springs using minimum mean energy criterion

The seismic optimization design of nonlinear isolation device is a challenging problem. To solve this problem, a new minimum mean energy criterion is presented, on which basis a new mechanical energy-based optimization method is developed to optimize the parameters of laminated r...

The Fair Competition Review System and firm investment efficiency: evidence from China

Abstract The Fair Competition Review System (FCRS) is an ex-ante competition-policy arrangement designed to curb administrative monopolies and local protectionism. Using 30,353 firm-year observations for Chinese A-share listed firms from 2012 to 2023, this study treats the nation...

Experimental and analytical investigation of a vented flexible airbag for marine collision protection under localized low-velocity impact

Vented flexible airbags have potential as reusable cushioning components for ship and marine-structure collision protection, yet experimental evidence for their localized dynamic response remains limited. This study presents 65 valid horizontal impact tests on a vented multilayer...

Self‐Passivating Perovskite‐Electrode Interfaces Enabled by Field‐Induced Phase Transformation

ABSTRACT Halide perovskites are promising semiconductors for optoelectronic and radiation‐detection applications, yet their operational stability is often constrained by dynamically uncontrolled electrode/perovskite interfaces under electrical bias. Here, we report a self‐passiva...

Applicability of SSB-iFEM for deformation reconstruction of stiffened box girders under single-sided sensor configurations

Accurate deformation reconstruction of box girders is essential for ship structural health monitoring, but installing strain sensors on both surfaces of structures is often impractical. This study investigates the applicability of the single-sensor-based inverse finite element me...

Numerical analysis on hydrodynamic performance of a rim-driven thruster near a free surface

To investigate the hydrodynamic characteristics of a rim-driven thruster (RDT) operating under near-free-surface conditions, numerical simulations of the RDT flow field were conducted using a Computational Fluid Dynamics (CFD) approach. The Reynolds-averaged Navier–Stokes equatio...

CO-Mediated Relay Catalysis Affords Selective CO2 Hydrogenation to Methanol

Abstract Although technologically promising for producing petrochemicals directly from renewable resources, CO2 hydrogenation to methanol remains a formidable challenge due to the activity-selectivity trade-off. Current industrial copper-based catalysts often generate substantial...

Zeolites go to mesopores with 36-ring

Ming-Hui Sun, Zi-Chen Zheng, Bao-Lian Su, Li-Hua Chen; Zeolites go to mesopores with 36-ring, National Science Review, , nwag585, https://doi.org/10.1093/n

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...

Effect of nitrogen-assisted ultrasonic vibration treatment on microstructure and mechanical properties of near-liquidus squeeze-cast A356.2 aluminum alloy

The synergistic effects of nitrogen-assisted ultrasonic vibration treatment coupled with near-liquidus squeeze casting on the microstructure and mechanical properties of A356.2 aluminum alloy were investigated. Experimental and theoretical analyses were conducted to evaluate the...

Public Procurement and University-Industry Research Collaboration: The Mediating Role of R&D Investment and the Moderating Role of Financing Constraints

University–industry research collaboration is an important pathway through which firms integrate external scientific knowledge, strengthen innovation capabilities, and develop sustainability-oriented technological solutions. Public procurement, as a demand-side policy instrument,...

Surface Hydrogenation Strategy for Constructing a 2D B12X2H8 (X = N, P, As) Family with Embedded Aromatic Icosahedral B12 Superatoms

Surface hydrogenation is a key strategy for material modification. The icosahedral B12 superatom, featuring a closed-shell electronic structure and aromatic stability, serves as an ideal building block for 2D functional materials. Using first-principles calculations, we design hi...

Integrated UPLC–MS/MS profiling, computational prediction, and in vitro assays suggest preliminary anti-tyrosinase and anti-melanogenic potential of Synotis solidaginea

, while the predicted targets and pathways require validation.

Unveiling Excimer-like Intermediates in Singlet Fission of a Pentacene-Based Imide

Abstract Singlet fission (SF) holds promise for enhancing photovoltaic efficiency and enabling spin-based quantum technologies. The development of new materials is hindered by the limited understanding of the SF mechanism. One particular challenge lies in the role of the excimer...

AIS-Based Forecasting of STEAM-Estimated Ship CO2 Emissions for Sustainable Maritime Transportation Using a Spatio-Temporal Graph Transformer

Accurate short-horizon forecasting of ship CO2 emissions is important for maritime carbon monitoring, operational assessment, and the transition toward sustainable maritime transportation. However, reliable forecasting remains challenging because ship emissions are affected by te...