Results 11 to 20 of about 161,746 (156)

Analysis of results of reduction of kiphotic deformation by minimally invasive transpedicular stabilization in patients with traumatic compression fractures of thoracolumbar localization

open access: yesВестник хирургии имени И.И. Грекова, 2017
OBJECTIVE. Minimally invasive correction of posttraumatic deformation and stabilization of damaged segment are important in treatment and prevention of complications after traumatic compression fractures of the vertebral bodies.
V. A. Byval’Tsev, A. A. Kalinin
doaj   +1 more source

Reusable Magnetic Nanoparticle Immobilized Nitrogen-Containing Ligand for Classified and Easy Recovery of Heavy Metal Ions

open access: yesMolecules, 2020
Functionalized Tris[2-(dimethylamino) ethyl] amine (Me6TREN) ligands tethered-Fe3O4@Me6TREN nanoparticles (NPs) with a size of 150 nm were prepared to achieve classified and easy recovery of heavy metal ions in wastewater.
Jingyun Jing, Congling Shi
doaj   +1 more source

Intermodal passenger transport and destination competitiveness in Greece [PDF]

open access: yes, 2015
Effective transport is impeded by a number of caveats, including problems of accessibility to the destination, poor infrastructure, social, and environmental issues.\ud In this context, the implementation of intermodal solutions is essential to meet ...
Papatheodorou, Andreas   +1 more
core   +1 more source

Optimization design of powertrain mounting system considering vibration analysis of multi-excitation

open access: yesAdvances in Mechanical Engineering, 2018
The stiffness of mounting system determines the vibration isolation ability of the transmitted path, which is the key factor that affects the vibration and noise of vehicle.
Xiangyang Xu   +4 more
doaj   +1 more source

Estimating the influence of introduction of a «low-eentry» grounds in the structure of an integral body on resource characteristics of the bus in operation [PDF]

open access: yesAvtomobilʹnyj Transport (Harʹkov), 2018
Problem. In connection with the introduction of European requirements for the transportation of passengers on wheelchairs, manufacturers have to introduce low entrance into the design.
D. P. Ruban, L. V. Krajnik, A. Y. Rouban
doaj   +1 more source

Transmission of COVID-19 virus by cough-induced particles in an airliner cabin section

open access: yesEngineering Applications of Computational Fluid Mechanics, 2021
With airborne transmissions found as one of the major transmission routes of SARS-CoV-2, its transmission in airliner cabin environments drew special attention due to high number of imported cases and in-cabin transmissions.
Yihuan Yan   +4 more
doaj   +1 more source

Measurement of Airline Passenger Satisfaction: A Comparison of Methodology [PDF]

open access: yes, 2013
Many methods exist for attempting to quantify passenger satisfaction. Perceptions of satisfaction are typically considered qualitative in nature, which has led to the development of many different methods to represent most holistically the emotions in a ...
Mlady, Jason A, Young, John P.
core   +1 more source

Study of the Cooling Performance of Electric Vehicle Motors Using a Centripetal-Inclined Oil Spray Cooling System

open access: yesEnergies
Efficient cooling systems are crucial for achieving high efficiency and power density in electric vehicle motors. To enhance motor cooling performance, a novel oil spray cooling system was developed, referred to as the centripetal-inclined oil spray ...
Jinchi Hou   +5 more
doaj   +1 more source

Study of a Relationship between the Criteria for Selection of the Transport Technology for the Passengers Carriage using the Dematel Method

open access: yesCommunications, 2020
This study defines criteria and sub-criteria for evaluation of the transport technology for carriage of passengers by railway and road transport. The main criteria are divided into four groups: business, environmental, social and technological, named ...
Svetla Stoilova
doaj   +1 more source

OPTIMIZING THE TIME COSTS OF PASSENGER TRANSPORT OF PEOPLE WITH DISABILITIES [PDF]

open access: yesTransport Problems, 2019
The paper dwells on a mathematical model of the logistical system of transport services for persons with disabilities, and there have been analyzed factors that affect the time spent on their transportation. When developing methodology for optimizing the
Phridon GOGIASHVILI   +5 more
doaj   +1 more source

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