Results 131 to 140 of about 1,472,674 (296)

Google Fusion Tables (Tablas Dinámicas de Google). Gráficos de dispersión. [PDF]

open access: yes, 2015
Material elaborado en el marco de la convocatoria de ayudas para el desarrollo de la Innovación Educativa en la Universitat de València del Vicerectorat de Polítiques de Formació i Qualitat Educativa de la Universitat de València de 28 de julio de 2014 ...
Bakieva, Margarita   +2 more
core  

An Inkjet‐Printed Platinum‐Based Temperature Sensing Element on Polyimide Substrates

open access: yesAdvanced Engineering Materials, EarlyView.
An inkjet‐printed, meander‐structured, nanoparticle platinum‐based resistive temperature sensors on polyimide substrates are demonstrated as proof‐of‐concept. Optimized sintering at 250°C enables stable conductive structures. The Pt100‐ and Pt1000‐type sensors exhibit linear resistance–temperature characteristics with stable TCR in the 20°C–80°C range,
Shawon Alam   +6 more
wiley   +1 more source

Web of Science vs. SCOPUS: un estudio cuantitativo en Ingeniería Química

open access: yesAnales de Documentación, 2010
El propósito de este estudio es ofrecer a los investigadores químicos, una visión clara y práctica, aplicando métodos cuantitativos, sobre las dos plataformas de información científica más extendidas hoy día: Web of Science (Thomson Reuters) y Scopus ...
María Isabel Escalona Fernández   +2 more
doaj  

La primera dispersión humana en Europa occidental: ¿una colonización demorada? [PDF]

open access: yes, 2017
Comunicación oral al congresoLa primera dispersión humana en Europa occidental: ¿una colonización demorada? Paul Palmqvist1, Guillermo Rodríguez-Gómez1,2, M.
Palmquist-Barrena, Carlos Paul
core  

Efficient Process Development for Laser Powder Bed Fusion of a Soft‐Magnetic Metallic Glass Composite

open access: yesAdvanced Engineering Materials, EarlyView.
Iron‐based metallic glass alloys exhibit excellent soft‐magnetic properties, and unprecedented geometrical freedom in the design of soft‐magnetic metallic glass components is made possible by additive manufacturing. An efficient workflow for developing parameters for laser‐based powder bed fusion of a Fe‐based metallic glass alloy is presented along ...
Julia Löfstrand   +7 more
wiley   +1 more source

Plan de muestreo secuencial para larvas del gusano cogollero del maíz (Lepidoptera: noctuidae), en maíz Sequential sampling plan for the fall armyworm (Lepidoptera: noctuidae) larvae in corn

open access: yesAgronomía Colombiana, 1990
La función exponencial de Taylor y la ecuación de Iwao se usaron para evaluar los patrones de agregación y distribución de los diferentes estados larvales del gusano cogollero del maíz, Spodoptera frugiperda (J. E. Smith) (Lepidoptera: Noctuidae).
Alvarez R. J. Alonso   +1 more
doaj  

NOAA’s HYSPLIT Atmospheric Transport and Dispersion Modeling System

open access: yes, 2015
A. Stein   +5 more
semanticscholar   +1 more source

Effects of Carbon Nanoparticles on Triboelectro‐Induced Surface Defects

open access: yesAdvanced Engineering Materials, EarlyView.
Carbon nanoparticles added to grease modify the electrocontact behavior. The synergy of particle concentration and electric current dominates the surface damage of metals in contact. Electrical surface damage caused by current leakage is a critical challenge in high‐performance applications such as electric vehicle (EV) drivetrains and wind turbine ...
Mohsen Tajedini   +6 more
wiley   +1 more source

Phenotypic variation in Calandrinia galapagosa (Portulacaceae) [PDF]

open access: yes, 2003
Calandrinia galapagosa St. John is found only on San Cristóbal Island in the Galápagos archipelago, where it is severely threatened by feral goats.
Jaramillo, Patricia
core  

Interactions between Molten High‐Silicon Electrical Steels and Carbon‐Bonded MgO Refractories Based on Recyclates

open access: yesAdvanced Engineering Materials, EarlyView.
This study examines how several molten high‐silicon electrical steels interact with both conventional and recycled MgO–C refractories. For this, various immersion experiments are conducted. In addition to infiltration, a number of mechanisms are identified and explained that control the corrosion of the refractory material.
Lukas Neubert   +7 more
wiley   +1 more source

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