Results 11 to 20 of about 229,882 (295)

Utilizing of the quality function deployment (QFD) to analyze the effects of using autonomous vessels on maritime shipping factors

open access: yesMaritime Research and Technology, 2023
The maritime sector has seen a significant digital shift and technical advances related to the design and development of unmanned ships. Autonomous cargo ships, also known as maritime autonomous surface ships (MASS), are crewless vessels that transport ...
Mustafa Abd Elhafez   +2 more
doaj   +1 more source

Economic and environmental impacts of China’s imported iron ore transport chain under road-to-rail policy: an empirical analysis based on the Bohai Economic Rim

open access: yesCarbon Management, 2020
The imported iron ore transport chain is a complex system concerning different transport modes, means, and routes within water areas and various regions on the land.
Yuzhe Zhao   +4 more
doaj   +1 more source

Optimal energy management applying load elasticity integrating renewable resources

open access: yesScientific Reports, 2023
Urban growth aimed at developing smart cities confronts several obstacles, such as difficulties and costs in constructing stations and meeting consumer demands. These are possible to overcome by integrating Renewable Energy Resources (RESs) with the help
Mohamed Mustafa Ragab   +3 more
doaj   +1 more source

Towards enhancing major emergency initial response training: a comparative study of STCW and OPITO standards

open access: yesMaritime Research and Technology, 2023
     The maritime industry has been characterized as a high-risk domain owing to various risks associated with its complicated operations. This aspect imposes significant importance on the human element role, especially during unanticipated events.
Sherif Aly   +2 more
doaj   +1 more source

Multi-scale modeling study of the source contributions to near-surface ozone and sulfur oxides levels over California during the ARCTAS-CARB period [PDF]

open access: yes, 2011
Chronic high surface ozone (O_3) levels and the increasing sulfur oxides (SO_x = SO_2 + SO_4) ambient concentrations over South Coast (SC) and other areas of California (CA) are affected by both local emissions and long-range transport.
Adhikary, B.   +21 more
core   +5 more sources

Optimization on Loan-to-value Ratios of Port’s Inventory Financing: Effects of Risk Aversion and Decision Preference [PDF]

open access: yesE3S Web of Conferences, 2021
Under inventory financing mode, port offers joint logistics and financial services to a capital-constrained cargo-owner whose cargos are taken as collaterals.
Diao Shujie, Kuang Haibo, Meng Bin
doaj   +1 more source

Lignocellulose based hydrogel sponge for cost-effective seawater desalination [PDF]

open access: yesE3S Web of Conferences, 2023
Currently, freshwater scarcity is becoming an increasingly pressing issue worldwide. Solar desalination technology is recognized as a promising solution to this problem. However, the existing seawater desalination evaporators suffer from slow evaporation
Cao Yan, Xu Guangying, Chen Yan
doaj   +1 more source

A New Deep Spiking Architecture for Reconstruction of Compressed Data in Cognitive Radio Networks

open access: yesIEEE Access, 2023
Cognitive Radio (CR) offers a spectrum sharing solution to handle the massive amount of devices operating in the same spectrum. In this work a sub-Nyquist compressive sensing technique is proposed that allows secondary users to sense and utilize idle ...
Reem Amr   +3 more
doaj   +1 more source

Exploring the Nonlinear Effects of Built Environment on Bus-Transfer Ridership: Take Shanghai as an Example

open access: yesApplied Sciences, 2022
In this paper, the nonlinear effects of the built environment on bus–metro-transfer ridership are explored, based on Shanghai metro data, with an extreme gradient-boosting decision-trees (XGBoost) model.
Ding Liu   +3 more
doaj   +1 more source

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