Hebei University of Technology

Experimental investigation on thermal response behaviors of lithium-ion batteries subjected to nail penetration during dynamic discharge process

The thermal response of lithium-ion batteries subjected to mechanical abuse during active discharge remains insufficiently characterized. In this work, nail penetration experiments were conducted on 25 Ah prismatic LiFePO 4 cells while the cells were under 1C discharge at 100%, 9...

Boron nitride nanosheets filtration membrane for efficient separation of pollutant molecules from aqueous solution

Two dimensional nanomaterials have exhibit promising performance in membrane science, especially hexagonal boron nitride nanosheets (BNNSs) with inherent chemical inertness. Here, BNNSs membranes with compact and well-organized stacking texture were successfully prepared via vacu...

An adaptively weighted targetless rotation axis calibration method based on angle prior

In rotary-stage structured-light 3D measurement systems, the calibration accuracy of the rotation axis determines the registration quality of multi-view point clouds. Among existing calibration methods, traditional target-based approaches are susceptible to the defocusing interfe...

The Impact of Industrial Clustering on Air Pollution in the Beijing–Tianjin–Hebei Urban Agglomeration: The Mechanism of Technological Innovation

As one of China’s most important industrial clusters, the Beijing–Tianjin–Hebei (BTH) urban agglomeration faces persistent air pollution while remaining a key driver of regional economic growth. In recent years, technological innovation has increasingly supported industrial upgra...

Fault diagnosis of photovoltaic array under service-cycle degradation evolution via semi-supervised conditional domain adversarial network with dynamic label smoothing

The inevitable performance degradation of photovoltaic modules during long-term service induces a dynamic drift in their output feature distributions over time. However, existing fault diagnosis methods predominantly rely on static datasets acquired from undegraded arrays or thos...

Disturbance-responsive online lithium-ion battery SOH estimation and analytical knee-point tracking with a Dual-Weibull Physics-Inspired Model

Accurate online estimation of lithium-ion battery state of health (SOH) and knee points remains challenging because feature-based estimators can be sensitive to changes in input-data quality, whereas conventional empirical models may lack the flexibility. Therefore, this study pr...

MEGH-DDI: MolT5-driven edge-aware graph learning with Hop2Token representation for drug–drug interaction prediction

Drug-drug interactions (DDIs) are critical in pharmacology, as synergistic or antagonistic effects between co-administered drugs can enhance therapeutic outcomes or cause toxicity, posing major challenges for drug safety assessment and new drug development. Current molecular repr...

Experimental and numerical investigations on methods for improving impact performance of precast segmental bridge piers

Precast segmental bridge piers (PSBPs) are increasingly used in accelerated bridge construction. However, segmental joints and bottom segments are more vulnerable to severe damage under impact loads. This study experimentally and numerically investigates three retrofitting method...

Deciphering Cellular and Spatial Regulatory Identities from Sparse Chromatin Accessibility Landscapes

Abstract Chromatin accessibility profiling provides a powerful view of regulatory landscapes across heterogeneous biological systems, enabling the investigation of cell-state diversity and spatially organized regulatory programs. However, deciphering meaningful regulatory identit...

Breaking single‐ion limits: Charge compensation enables concurrent Li/Br recovery and LiBr enrichment in produced water

Abstract Produced water from oil and gas fields contains Li + and Br − resources, but their low concentrations and complex coexisting ions make efficient recovery difficult. A charge‐compensated dual‐electrode system is developed for simultaneous Li + /Br − recovery and LiBr enri...

Visible-Light-Induced Three-Component CH2 Insertion and Trifluoroethylation of Quinoxalin-2(1 H )-ones

Abstract Quinoxalin-2(1H)-ones represent an important class of nitrogen-containing heterocycles. We have developed a three-component strategy enabling the insertion of a methylene (CH2) unit, which was successfully applied to the trifluoroethylation of quinoxalin-2(1H)-ones. In t...

Dynamic Covalent Prodrug Nanocomplex for Ultrasound‐Triggered Oxidative Stress Amplification and Synergistic Sonochemotherapy

ABSTRACT Essential micronutrient Vitamin B 2 (VB 2 ) is a bioactive compound with sonodynamic activity; however, it suffers from hydrophilic limitations. Herein, a dynamic prodrug nanocomplex (PTX‐PBA/VB 2 ) was constructed via phenylboronic acid‐diol interaction between VB 2 and...

Pool boiling heat transfer enhancement characteristics on multi-directional dynamic micro/nano coupled shape memory alloy surfaces

The excellent shape memory effect of shape memory alloys (SMAs) enables the adaptive optimization of boiling heat transfer performance to meet the operational requirements of different heat transfer stages. Nevertheless, previous studies have largely been limited to single-scale...

Suppression of thermal runaway in lithium-ion battery modules using zonal variable flow immersion cooling

The temperature sensitivity of lithium-ion battery modules is well recognized, and the requirements under normal operation and extreme thermal runaway conditions cannot be simultaneously satisfied by conventional thermal management strategies. A baffle-assisted zonal variable-flo...

Regeneration-aware online SOH estimation framework for liquid metal batteries based on fragmented data

Liquid metal batteries (LMBs) are regarded as a promising candidate for grid energy storage, owing to their long lifespan and high safety. However, their accurate state of health (SOH) estimation is significantly hindered by the prevalence of fragmented data and the pronounced ca...

Coproduction Willingness and Citizen Satisfaction: Evidence From an Extended Expectancy‐Disconfirmation Model

ABSTRACT Citizen satisfaction in coproduction contexts is crucial for public service governance. Drawing on the Expectancy Disconfirmation Model, this study uses survey‐based quadratic response surface analysis to examine how congruence between expectations and performance relate...

USF-Net: a Unified Spatiotemporal Fusion Network for ground-based remote sensing cloud image sequence extrapolation

Ground-based remote sensing cloud image sequence extrapolation is a key research area in the development of photovoltaic power systems. However, existing approaches exhibit several limitations:(1)they primarily rely on static kernels to augment feature information, lacking adapti...

Multi‐Metal Metal–Organic Framework Electrocatalysts Recycled From Spent Li‐Ion Batteries for Efficient Oxygen Evolution

Developing efficient and stable transition metal oxygen evolution reaction (OER) catalysts is crucial for clean energy technologies, while recycling spent lithium‐ion batteries (LIBs) faces challenges of high energy consumption and low added value. Herein, we propose a green stra...

Multiscale mechanical degradation of layered sandstone under different water–rock interactions

Previous studies on the water-induced deterioration of layered rock masses have focused primarily on hydrostatic immersion, whereas the mechanism by which water flow decreases the mechanical properties of minerals and induces rock failure remains unclear. In this study, layered s...

Kano-IPA-based post-occupancy evaluation of an urban sports park for active health: a case study in Mianyang, China

Against the backdrop of “Healthy China” and urban renewal, urban sports parks are critical public spaces for promoting residents’ active health. Taking Sanjiang Sports Park in Mianyang as a case, this study used a mixed-methods approach integrating Post-Occupancy Evaluation (POE)...