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Analysis of Arbitrary Reflector Antennas Applying the Geometrical Theory of Diffraction Together with the Master Points Technique

María Jesús Algar, Jose-Ramón Almagro, Javier Moreno, Lorena Lozano et al. • International Journal of Antennas and Propagation (2013)

An efficient approach for the analysis of surface conformed reflector antennas fed arbitrarily is presented. The near field in a large number of sampling points in the aperture of the reflector is obtained applying the Geometrical Theory of...

DOAJ Open Access (DOAJ) DOI: 10.1155/2013/415069

Theoretical basis for development of indicators for improving training and retraining of specialists and passenger road transport personnel

S. E. Bebinov, L. S. Trofimova • Вестник СибАДИ (2024)

Introduction. The theoretical basis for the development of indicators for improving the training and retraining of road transport personnel is aimed, first of all, at ensuring the results of transportation and technical operation activities...

DOAJ Open Access (DOAJ) DOI: 10.26518/2071-7296-2024-21-1-48-61

Departure Time and Route Choices With Accurate Information Under Binary Stochastic Bottleneck Capacity in the Morning Commute

Yun Yu, Xiao Han, Rui Jiang, Justin Darr et al. • IEEE Access (2020)

Uncertainty, a critical factor of causing congestion and extra travel costs in the commute, can be mitigated by providing information. This paper studies the welfare effects of accurate pre-trip information on departure time and route choic...

DOAJ Open Access (DOAJ) DOI: 10.1109/ACCESS.2020.3045341

Evolution characteristics of seepage-stress fields and optimization of waterproof-drainage system during operation period of urban tunnels with small interval

CHEN Ziquan 1 , HE Chuan 1, YU Bingxin 1, LI Zheng 1, 2, ZHANG Hang 2, LIU Maoyi 2 • Yantu gongcheng xuebao (2025)

The long-term structural safety issues of water-rich tunnels under complex hydrogeological conditions during operation period and their mutual interaction mechanism with groundwater environment are receiving increasing attention. To study t...

DOAJ Open Access (DOAJ) DOI: 10.11779/CJGE20240323

An Association Rule Based Method to Integrate Metro-Public Bicycle Smart Card Data for Trip Chain Analysis

De Zhao, Wei Wang, Ghim Ping Ong, Yanjie Ji • Journal of Advanced Transportation (2018)

Smart card data provide valuable insights and massive samples for enhancing the understanding of transfer behavior between metro and public bicycle. However, smart cards for metro and public bicycle are often issued and managed by independe...

DOAJ Open Access (DOAJ) DOI: 10.1155/2018/4047682

Impact of biomass ash content on biocomposite properties

Xianhui Zhao, Oluwafemi Oyedeji, Erin Webb, Sanjita Wasti et al. • Composites Part C: Open Access (2022)

Owing to its low cost and sustainable nature, lignocellulosic biomass has been utilized for reinforcing polymers, but it is crucial to understand the impact of high-ash concentrations in biomass on composite strength and processing. Biomass...

DOAJ Open Access (DOAJ) DOI: 10.1016/j.jcomc.2022.100319

Separate DOD and DOA Estimation for Bistatic MIMO Radar

Lin Li, Fangfang Chen, Jisheng Dai • International Journal of Antennas and Propagation (2016)

A novel MUSIC-type algorithm is derived in this paper for the direction of departure (DOD) and direction of arrival (DOA) estimation in a bistatic MIMO radar. Through rearranging the received signal matrix, we illustrate that the DOD and th...

DOAJ Open Access (DOAJ) DOI: 10.1155/2016/9170403

La citerne el-Nabih à Alexandrie: un exemple d'utilisation de la photogrammétrie, de la lasergrammétrie et du modèle 3D sur un chantier de fouille archéologique

Laurent Borel • Revue Française de Photogrammétrie et de Télédétection (2014)

Parmi les grands réservoirs publics de la fin de la période médiévale, que compte encore la ville d'Alexandrie, l'un d'entre eux fait l'objet d'une étude architecturale et archéologique approfondie. Entreprise en 2003 par le Centre d'Études...

DOAJ Open Access (DOAJ) DOI: 10.52638/rfpt.2013.43

Unsteady Aerodynamic Characteristics of a High-Speed Train Induced by the Sudden Change of Windbreak Wall Structure: A Case Study of the Xinjiang Railway

Zheng-Wei Chen, En-Ze Rui, Tang-Hong Liu, Yi-Qing Ni et al. • Applied Sciences (2022)

Under strong winds, the effect of sudden windbreak transition (WT) on high-speed trains is severe, leading to a deterioration of train aerodynamics and sudden yawing motion of the car body. To address these problems, based on a high-speed t...

DOAJ Open Access (DOAJ) DOI: 10.3390/app12147217

Surface Reconstruction Adopting Laser Plane of Linear Path System Registered by Parallel Constraint

Guan Xu, Fang Chen, Xiaotao Li, Junyi Chen • IEEE Access (2018)

A surface reconstruction technology, which is contributed from the parallel constraint between two laser planes, is introduced and achieved by a laser projector guided by a linear path system. The projection geometry is constructed by the p...

DOAJ Open Access (DOAJ) DOI: 10.1109/ACCESS.2018.2851948

An Integrated Decision Support Model for Evaluating Public Transport Quality

Sarbast Moslem, Ahmad Alkharabsheh, Karzan Ismael, Szabolcs Duleba • Applied Sciences (2020)

Big cities suffer from serious complex problems such as air pollution, congestion, and traffic accidents. Developing public transport quality in such cities is considered an efficient remedy to obviate these critical issues. This paper aims...

DOAJ Open Access (DOAJ) DOI: 10.3390/app10124158

PROPOSING A FRAMEWORK FOR ESTABLISHING A GREEN ENERGY LOGISTIC HUB: AN EMPIRICAL STUDY IN EGYPT

Shady Magdy Mahmoud, Mostafa Abdel Geliel, Sara El Gazzar • International Maritime Transport and Logistic Journal (2025)

The International Energy Agency (IEA) has emphasized the opportunity to create "hydrogen hubs" to reduce costs associated with low-carbon hydrogen pathways. A "hub" is a region capable of aggregating hydrogen demand, typically found in coas...

DOAJ Open Access (DOAJ) DOI: 10.21622/MARLOG.2025.14.1.41

Characterizing particle crushing behavior of dry granular soils by acoustic emission

Wenli Lin, Shuyu Tian, Deqi He, Xiao Kang et al. • Journal of Rock Mechanics and Geotechnical Engineering (2026)

This study investigates particle crushing mechanisms in granular soils during shearing through staged triaxial compression experiments performed at prescribed axial strains and varying confining stresses, integrating a high-performance acou...

DOAJ Open Access (DOAJ) DOI: 10.1016/j.jrmge.2025.07.039

The Economic Impact of Environmentally Sustainable Transport in Germany

Burkhard Schade, Werner Rothengatter • European Journal of Transport and Infrastructure Research (2004)

The economic assessment of the Environmentally Sustainable Transportation (EST) scenarios developed throughout this paper are part of Phase 3 of the overall project, which is on social and economic assessment and on devising packages of ins...

DOAJ Open Access (DOAJ) DOI: 10.18757/ejtir.2004.4.1.4260