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Research on 4WS Agricultural Machine Path Tracking Algorithm Based on Fuzzy Control Pure Tracking Model

Chengliang Zhang, Guanlei Gao, Chunzhao Zhao, Lei Li et al. • Machines (2022)

This paper presents a path tracking algorithm based on a fuzzy control pure tracking model for autonomous navigation of 4WS agricultural machines. The aim of this research is to implement path tracking for unmanned 4WS agricultural machiner...

DOAJ Open Access (DOAJ) DOI: 10.3390/machines10070597

Effect of Tunnel Ventilation on Hydrogen Dispersion From Leaks in Hydrogen Fuel Cell Trucks

Limin Geng, Shiyu Shan, Zongxue Yan, Nan Gao et al. • Energy Science & Engineering (2026)

ABSTRACT The widespread adoption of hydrogen fuel cell trucks (HFCTs) depends on addressing hydrogen safety concerns, particularly in confined spaces like tunnels, where effective ventilation is crucial to prevent accumulation during leaks....

DOAJ Open Access (DOAJ) DOI: 10.1002/ese3.70547

Development of Representative Urban Driving Cycles for Congested Traffic Conditions in Guayaquil Using Real-Time OBD-II Data and Weighted Statistical Methods

Roberto López-Chila, Henry Abad-Reyna, Joao Morocho-Cajas, Pablo Fierro-Jimenez • Vehicles (2025)

Standardized driving cycles such as the FTP-75 fail to represent traffic conditions in cities like Guayaquil, where high congestion and varied driving behaviors are not captured by external models. This study aimed to develop representative...

DOAJ Open Access (DOAJ) DOI: 10.3390/vehicles7030095

Flexural Behaviour of Corroded RC Beams Strengthened with CFRCM: Refined Modelling, Parametric Analysis, and Design Assessment

Chaoqun Zeng, Jing-Pu Tang, Liangliang Wei, Miaochang Zhu et al. • Buildings (2026)

Reinforced concrete (RC) beams strengthened with carbon-fabric-reinforced cementitious matrix (CFRCM) systems have shown potential for restoring flexural performance, yet their effectiveness under different corrosion levels remains insuffic...

DOAJ Open Access (DOAJ) DOI: 10.3390/buildings16020377

A Proactive Collision Avoidance Model for Connected and Autonomous Vehicles in Mixed Traffic Flow

Guojing Hu, Kun Li, Weike Lu, Ouchan Chen et al. • World Electric Vehicle Journal (2025)

Collision avoidance between vehicles is a great challenge, especially in the context of mixed driving of connected and autonomous vehicles (CAVs) and human-driven vehicles (HVs). Advances in automation and connectivity technologies provide ...

DOAJ Open Access (DOAJ) DOI: 10.3390/wevj16070394

Hybrid Dynamic Traffic Model for Freeway Flow Analysis Using a Switched Reduced-Order Unknown-Input State Observer

Yuqi Guo, Bin Li, Matthew Daniel Christie, Zongzhi Li et al. • Sensors (2020)

This paper introduces a new methodology for reconstructing vehicle densities of freeway segments by utilizing the limited data collected by traffic-counting sensors and developing a macroscopic traffic stream model formulated as a switched ...

DOAJ Open Access (DOAJ) DOI: 10.3390/s20061609

Dependence of Freeze-Out Parameters on Collision Energies and Cross-Sections

Muhammad Waqas, Atef AbdelKader, Muhammad Ajaz, Abdel Nasser Tawfik et al. • Universe (2023)

We analyzed the transverse momentum spectra (pT) reported by the NA61/SHINE and NA49 experiments in inelastic proton–proton (pp) and central Lead–Lead (Pb−Pb), Argon–Scandium (Ar−Sc), and Beryllium–Beryllium (Be−Be) collisions with the Blas...

DOAJ Open Access (DOAJ) DOI: 10.3390/universe9010044

Influence of size effect on springback and thickness distribution of hydroformed ultra-thin metallic bellows

Feng Hong, Xinsheng Wang, Dong Lu, Tingxi Meng et al. • Journal of Materials Research and Technology (2026)

Ultra-thin metallic bellows are critical components in new energy vehicles and aerospace applications, yet their forming precision is significantly challenged by size effects when the wall thickness is reduced to the mesoscopic scale. This ...

DOAJ Open Access (DOAJ) DOI: 10.1016/j.jmrt.2026.09.159

Optimal Scheduling of Power Systems Using Asymmetric Nash Cooperative Game Based on Bankruptcy Theory Under Extreme Weather Conditions

Yanbo Zhan, Zhigang Lu, Liangce He, Jiangfeng Zhang et al. • IEEE Access (2025)

In recent years, large-scale power outages due to climate change have occurred frequently worldwide, causing significant economic losses and severe social impacts. Against the backdrop of extremely cold weather in northeastern China. This p...

DOAJ Open Access (DOAJ) DOI: 10.1109/ACCESS.2025.3557735

Integrated-Hybrid Framework for Connected and Autonomous Vehicles Microscopic Traffic Flow Modelling

Ammar Jafaripournimchahi, Yingfeng Cai, Hai Wang, Lu Sun et al. • Journal of Advanced Transportation (2022)

In this study, a novel traffic flow modeling framework is proposed considering the impact of driving system and vehicle mechanical behavior as two different units on the traffic flow. To precisely model the behavior of Connected and Autonom...

DOAJ Open Access (DOAJ) DOI: 10.1155/2022/2253697

Semi-Resolved CFD-DEM Study on the Influence of ‘Surface Energy’ Factors on the Deposition of Lignin Particles in Ceramic Membrane Pores

Hao Wang, Junfei Wu, Ping Fu, Xinle Song et al. • BioResources (2026)

This study adopted a semi‑analytical CFD‑DEM coupling method to simulate the movement and deposition of lignin particles in ceramic membrane pores, with the aim of elucidating the microscopic mechanisms of membrane fouling. The movement of ...

DOAJ Open Access (DOAJ)

Additive roles of antiferromagnetically coupled elements in the magnetic proximity effect in the GdFeCo/Pt system

Jung Yun Kee, Kook Tae Kim, In Hak Lee, Ilwan Seo et al. • Scientific Reports (2024)

Abstract Interfacial magnetic interactions between different elements are the origin of various spin-transport phenomena in multi-elemental magnetic systems. We investigate the coupling between the magnetic moments of the rare-earth, transi...

DOAJ Open Access (DOAJ) DOI: 10.1038/s41598-024-60076-9

Faculty perceptions of a professional development program for developing CUREs and promoting inclusive and equitable teaching

Laura Gough, Rommel Miranda, Matthew Hemm, Leann Norman et al. • Journal of Microbiology & Biology Education (2025)

ABSTRACT The Diffusion of Innovations (DOI) model can be used to explore how faculty prioritize learning about and adopting new pedagogical approaches. Here, we use the DOI framework to contextualize biology faculty perceptions of a profess...

DOAJ Open Access (DOAJ) DOI: 10.1128/jmbe.00215-24

Sensitivity Analysis and Uncertainty Quantification of Nanoparticle Deposition from Tongue Morphological Variations

Tiancheng Yang, Xiuhua Si, Jinxiang Xi • Life (2024)

The human tongue has highly variable morphology. Its role in regulating respiratory flows and deposition of inhaled aerosols remains unclear. The objective of this study was to quantify the uncertainty of nanoparticle deposition from the va...

DOAJ Open Access (DOAJ) DOI: 10.3390/life14030406

The Numerical Solution of Fractional Parabolic Partial Integro-Differential Eequations by Gaussian and Inverse Multiquadric Radial Basis Functions

F. S. Aghaei Maybodi, M. H. Heydari, F. M. Maalek Ghaeini, M. H. Akrami • پژوهش‌های ریاضی (2021)

Introduction Many mathematical formulations of physical phenomena contain integro-differential equations. These equations arise in fluid dynamics, biological models, chemical kinetics, ecology, control theory of financial mathematics, aeros...

DOAJ Open Access (DOAJ)

Research Progresses of Flash Evaporation in Aerospace Applications

Wei Ma, Siping Zhai, Ping Zhang, Yaoqi Xian et al. • International Journal of Aerospace Engineering (2018)

Liquid is overheated and evaporated quickly when it enters into the environment with lower saturation pressure than that corresponding to its initial temperature. This phenomenon is known as the flash evaporation. A natural low-pressure env...

DOAJ Open Access (DOAJ) DOI: 10.1155/2018/3686802