Results 21 to 30 of about 40,148 (95)

Nanotechnology in Lubricants: A Systematic Review of the Use of Nanoparticles to Reduce the Friction Coefficient

Lubricants
The study of lubricating oil is paramount for the optimal functioning of modern engines, and it has generated intensive research in the automotive industry.
Milton Garcia Tobar, Rafael Wilmer Contreras Urgiles, Bryan Jimenez Cordero, Julio Guillen Matute   +3 more
doaj   +1 more source

Urban Mobility Pattern Detection: Development of a Classification Algorithm Based on Machine Learning and GPS

Sensors
This study introduces an innovative algorithm for classifying transportation modes. It categorizes modes such as walking, biking, tram, bus, taxi, and private vehicles based on data collected through sensors embedded in smartphones. The data include date,
Juan José Molina-Campoverde, Néstor Rivera-Campoverde, Paúl Andrés Molina Campoverde, Andrea Karina Bermeo Naula   +3 more
doaj   +1 more source

Impact of Oil Viscosity on Emissions and Fuel Efficiency at High Altitudes: A Response Surface Methodology Analysis

Lubricants
This study investigates the effect of oil viscosity on pollutant emissions and fuel consumption of an internal combustion engine (ICE) at high altitudes using a response surface methodology (RSM).
Milton Garcia Tobar, Oscar Cabrera Ojeda, Fredy Crespo Montaño   +2 more
doaj   +1 more source

Efecto de la Temperatura en la Evaluación de la Fatiga en Ligantes Asfálticos

Infraestructura Vial, 2017
La fatiga es uno de los modos de falla más comunes en los pavimentos flexibles, la cual es caracterizada por la interconexión de grietas longitudinales y transversales provocadas por los esfuerzos de tensión que se generan en la base de la carpeta ...
Yelitza Ayala del Toro, Paul Garnica Anguas, Horacio Delgado Alamilla   +2 more
doaj   +1 more source

Exploring the Impact of Local Operator Configurations in the Multi-Demand Multidimensional Knapsack Problem

Applied Sciences
The Multi-demand Multidimensional Knapsack Problem (MDMKP) is a challenging combinatorial task due to its capacity and demand constraints. Local search operators play a key role in metaheuristics when navigating such complex solution spaces, yet their ...
José García, Ivo Cattarinich, Paola Moraga, Hernan Pinto   +3 more
doaj   +1 more source

Equipo de Trabajo

Revista Transporte y Territorio, 2013
Revista Transporte y Territorio
doaj   +3 more sources

Equipo de Trabajo

Revista Transporte y Territorio, 2012
Revista Transporte y Territorio
doaj   +3 more sources

Transporte e inoculação de bacilos da lepra pelos mosquitos [PDF]

, 1944
Gustavo M. de Oliveira Castro, José Ricardo Mariano   +1 more
openalex   +1 more source

Desafíos del Sector Transporte

Urbano, 2013
La Sociedad Chilena de Ingeniería de Transporte (Sochitran), entregó el documento "Desafíos del Sector Transporte" para la discusión pública, como un aporte de esa Institución al debate programático presidencial que se llevó a cabo en Chile en ocasión de
Sociedad Chilena de Ingeniería de Transporte
doaj  

Quality indicators in interhospital transport: Multicentre project

Anales de Pediatría (English Edition), 2021
Introduction: Interhospital transport is carried out by variable teams in different regions of our country, and this makes quality evaluation and benchmarking complicated. Project objective: Select and define a consensual list of quality measurement that
Beatriz Garrido Conde, Nuria Millán García del Real, Teresa Escaplés Giménez, Itziar Marsinyach Ros, Juan Diego Toledo Parreño, María del Mar Nuñez Cárdenas, Pedro Domínguez Sampedro, Kai Boris Brandstrup Azuero   +7 more
doaj