Results 21 to 30 of about 37,245 (96)

On the rail-based freight corridor between CE and SEE regions and the main obstacles on Romanian territory [PDF]

open access: yesTransport Problems, 2013
The project “Freight and Logistics Advancement in Central/South-EastEurope - Validation of trade and transport processes, Implementation of improvementactions, Application of co-coordinated structures” (in short - FLAVIA) is carried outunder the Central ...
Mihaela POPA, Conrad SCHMIDT
doaj  

Search for Nanosecond Near-infrared Transients around 1280 Celestial Objects

open access: yesAstronomical Journal, 2019
The near-infrared region offers a compelling window for interstellar communications, energy transfer, and transient detection due to low extinction and low thermal emission from dust.
J. Maire   +18 more
semanticscholar   +1 more source

The influence of oil leak in modern vehicle shock absorber on its dumping characteristics [PDF]

open access: yesTransport Problems, 2009
This paper presents results of the modern vehicle shock absorbers’ researches on indicator test stand. On this stand can be determined the diagrams of force versus displacement and force versus velocity.
Rafał BURDZIK   +3 more
doaj  

WDM Source Based on High-Power, Efficient 1280-nm DFB Lasers for Terabit Interconnect Technologies

open access: yesIEEE Photonics Technology Letters, 2018
We present a proof-of-concept eight-channel wavelength-division-multiplexed (WDM) source for future terabit interconnects based on a highly efficient laser array.
Bob B. Buckley   +8 more
semanticscholar   +1 more source

System of preparing the personnel for railway of Uzbekistan [PDF]

open access: yesTransport Problems, 2013
The paper, by the example of training for the railway industry in Uzbekistan, focuses on the experiences and characteristics of Uzbekistan's integration into the international system of education, a framework of qualifications of the European Commission.
Abdullaaziz ARTIKBAEV   +2 more
doaj  

Genomic inference of a severe human bottleneck during the Early to Middle Pleistocene transition

open access: yesScience, 2023
Population size history is essential for studying human evolution. However, ancient population size history during the Pleistocene is notoriously difficult to unravel.
Wangjie Hu   +8 more
semanticscholar   +1 more source

Relating Efficiency with Service Compliance Indices in Public Transportation Using Slack-based Measure Data Envelopment Analysis and Shadow Prices

open access: yesPromet (Zagreb), 2018
In many countries, bus operators are private companies whose service has been leased by government agencies. These agencies develop service compliance indices or measures to keep track of factors such as passenger satisfaction, frequency, and regularity ...
Wilfredo F Yushimito   +3 more
doaj   +1 more source

Impact of Disturbing Factors on Cooperation in Logistics Outsourcing Performance: The Empirical Model

open access: yesPromet (Zagreb), 2010
The purpose of this paper is to present the research results of a study conducted in the Slovene logistics market of conflicts and opportunism as disturbing factors while examining their impact on cooperation in logistics outsourcing performance ...
Andreja Križman, Anton Ogorelc
doaj   +1 more source

Antitumor activity of miR-1280 in melanoma by regulation of Src.

open access: yesMolecular Therapy, 2015
MicroRNAs (miRNAs) play a key role in cancer progression by coordinately repressing target genes involved in cell proliferation, migration, and invasion. miRNAs regulate gene expression by repressing translation or directing sequence-specific degradation
V. Sun   +12 more
semanticscholar   +1 more source

Самостійна робота студентів медиків, основні проблеми та методи їх подолання [PDF]

open access: yes, 2019
У статті відображається роль самостійної роботи студентів у сучасному навчальному процесі і розкриваються питання, що виникають при організації самостійної роботи студентів.
Живілова, Я.С.   +2 more
core  

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