Results 11 to 20 of about 155,579 (290)

Engineering nanoscale hypersonic phonon transport [PDF]

open access: yesNature Nanotechnology, 2022
Abstract Controlling the vibrations in solids is crucial to tailor their mechanical properties and their interaction with light. Thermal vibrations represent a source of noise and dephasing for many physical processes at the quantum level. One strategy to avoid these vibrations is to structure a solid such that it possesses a phononic stop band,
O. Florez   +7 more
openaire   +4 more sources

Fault classification method for on-board equipment of metro train control system based on BERT-CNN

open access: yesShenzhen Daxue xuebao. Ligong ban, 2023
The on-board equipment of metro communication based train control (CBTC) is facing laborious maintenance problems, and its textual maintenance logs are criticized for having excessively fragmented information, ambiguous semantics and confused ...
XU Qian   +3 more
doaj   +1 more source

The Expectations towards Cars to Be Used in Car-Sharing Services—The Perspective of the Current Polish Non-Users

open access: yesEnergies, 2022
In the era of upcoming European Union regulations limiting the registration of combustion cars from 2035, the development of various types of alternatives to balancing transport is on the agenda of modern cities.
Katarzyna Turoń
doaj   +1 more source

Semi-flexible demand responsive transit scheduling based on ALNS-TS algorithm

open access: yesShenzhen Daxue xuebao. Ligong ban, 2023
The semi-flexible demand responsive transit is an innovative combination of traditional fixed-route transit and demand responsive transit. It is considered as semi-flexible because it has a predetermined base route and a batch of fixed stations that are ...
JIN Wenzhou, DU Hao, WU Weitiao
doaj   +1 more source

Analysis on the relationship between accessibility of intercity rail transit and urban economic development

open access: yesShenzhen Daxue xuebao. Ligong ban, 2022
As the backbone of regional transportation development, intercity rail transit plays an important role in guiding and driving the economic integration development of Guangdong-Hong Kong-Macao Greater Bay Area (GBA). This paper analyzes and summarizes the
HU Mingwei   +3 more
doaj   +1 more source

A comprehensive study of speed prediction in transportation system: From vehicle to traffic

open access: yesiScience, 2022
Summary: In the intelligent transportation system (ITS), speed prediction plays a significant role in supporting vehicle routing and traffic guidance.
Zewei Zhou   +5 more
doaj   +1 more source

Flex-route demand response transit scheduling based on station optimization

open access: yesShenzhen Daxue xuebao. Ligong ban, 2022
In order to increase the proportion of passengers served by the flex-route demand response transit (DRT) and reduce its service cost, we propose an improved D-k-means clustering algorithm that based on DBSCAN clustering algorithm and k-means clustering ...
HU Di, JIN Wenzhou
doaj   +1 more source

Quality assessments, performance, and emissions evaluation of biodiesel from citrullus lanatus oil seeds and diesel blends in compression ignition engine

open access: yesThe Journal of Engineering, 2023
Due to limited stock of levels of fossil fuel resources and ecological issues, biodiesel is becoming an attractive alternative choice for replacing conventional fuels.
Sunny Narayan C.Engg, FIMeche   +2 more
doaj   +1 more source

Analysis of vehicle trips and accidents on residential areal roads parallel to the main road (Traffic route analysis using ETC2.0 data and accident analysis using GIS information)

open access: yesNihon Kikai Gakkai ronbunshu, 2022
There are many vehicles passing through on main road. On main roads, various safety countermeasures are constructed for securing traffic safety of a large number of vehicles. For example, separate sidewalks and driveways, or constructing median strips to
Yasufumi SEKINE   +3 more
doaj   +1 more source

A panel data model to predict airline passenger volume

open access: yesDigital Transportation and Safety
Airline passenger volume is an important reference for the implementation of aviation capacity and route adjustment plans. This paper explores the determinants of airline passenger volume and proposes a comprehensive panel data model for predicting ...
Xiaoting Wang, Junyu Cai, Junyan Wang
doaj   +1 more source

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