Results 111 to 120 of about 660,052 (304)

Suggestions and Applications for Evaluating Seismic Functionality for Railway Infrastructure Network Based on Fragility Curve

open access: yesApplied Sciences
This study proposes a novel model to quantitatively evaluate functionality loss in railway network systems during earthquakes and assesses its applicability to a hypothetical railway network system.
Mintaek Yoo   +3 more
doaj   +1 more source

The particularities of the analysis of cost – profit in the railway system in Romania [PDF]

open access: yes
The necessary investments for the modernization and rehabilitation of the infrastructure of the railway in our country, for the strategic adaptation of the railway transport, determines some particularities in the process of making the analysis of cost ...
Anduena FIRTAT, Tudor CIUREZU
core  

Isoetes ×atruensis (Isoetaceae – Lycopodiopsida), a new interspecific sterile hybrid from Rajasthan of Western India

open access: yesNordic Journal of Botany, EarlyView.
Isoetes ×atruensis hyb. nov. is shown to be a triploid (2n = 3× = 33 + 1) sterile interspecific hybrid between diploid (2n = 2× = 22 + 1) I. coromandelina and tetraploid (2n = 4× = 44 + 1) I. rajasthanensis. It has been found in two locations in Rajasthan, India.
Sarvesh Kumar Singh   +4 more
wiley   +1 more source

The method of intelligent wireless sensor to improve the water permeability of permeable asphalt concrete pavement

open access: yesIET Networks, EarlyView., 2022
Abstract This research aims to study the intelligent wireless sensor to improve the water permeability of permeable asphalt concrete pavement. The water permeability of pavement is extremely important for the traffic environment. This study first briefly introduces the background and significance analysis, and then exemplifies the deployment algorithm ...
Xingmei Zhang, Cong Xu, Qi Lei
wiley   +1 more source

Investigation method for relationship between weight and stiffness on double skin carbody made of aluminum alloy for railway

open access: yesNihon Kikai Gakkai ronbunshu
Railway vehicles are required to reduce environmental impact with acceptable riding comfort. For this purpose, it is necessary to satisfy the conflicting issues of weight reduction and maintaining proper stiffness.
Takeshi KAWASAKI
doaj   +1 more source

Bioclimatic, demographic and anthropogenic correlates of grizzly bear activity patterns in the Greater Yellowstone Ecosystem

open access: yesOikos, EarlyView.
Plasticity of diel activity rhythms may be a key element for adaptations of wildlife populations to changing environmental conditions. In the last decades, grizzly bears Ursus arctos in the Greater Yellowstone Ecosystem (GYE) have experienced notable environmental fluctuations, including changes in availability of food sources and severe droughts ...
Aurora Donatelli   +4 more
wiley   +1 more source

Design and implementation of geographic information system with mobile terminal and 5G network

open access: yesIET Networks, EarlyView., 2022
Abstract Remote insurance mainly completes quotation, insurance application and payment through the PC terminal and mobile terminal, and the premium directly enters the insurance account. This article takes remote insurance as an example. First, it analyses the requirements of the remote insurance and insurance system, and then collects data from the ...
Huijun Xiao, Tangsen Huang, Ensong Jiang
wiley   +1 more source

APPLICATION OF METHODS OF COMPUTER GRAPHICS IN TECHNICAL DIAGNOSTICS OF RAILWAY ROLLING STOCK

open access: yesNauka ta progres transportu, 2010
The problem of processing images obtained as a result of digital photographing during the railway rolling stock technical diagnostics, using the method of skeleton interpolation, is considered.
A. L. Pulariya, M. E. Serdyuk
doaj  

Urban wild meat and pangolin consumption across southern forested Cameroon: The limited influence of COVID‐19

open access: yesPeople and Nature, EarlyView.
Abstract Overexploitation of wildlife is pervasive in many tropical regions, and in addition to being a significant conservation and sustainability concern, it has received global attention given discussions over the origins of zoonotic disease outbreaks.
Franklin T. Simo   +8 more
wiley   +1 more source

Interaction of the Klaipėda sea port and railway transport [PDF]

open access: yesTransport, 2002
This article offers the panoramic view to interoperability of sea and railway transport in Lithuania. Serious attention is being given to the cargo flows forecasts, analysis of geographic, political, legal, economical, technical and other factors ...
R. Burkovskis, R. Palšaitis
doaj  

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