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Natureza fractal e multifractal da onda gravitacional GW150914 detectada pelo LIGO
(BrasilUFRNPROGRAMA DE PÓS-GRADUAÇÃO EM FÍSICA, 2016-12-12)
Using the recent observations of the gravitational wave GW150914 produced by the binary
black holes coalescing system, the present thesis investigates the fractal and multifractal
nature of the temporal variation of the ...
The outer disc in shambles: Blind detection of Monoceros and the ACS with Gaia’s astrometric sample
(EDP Sciences, 2021)
Context. The Gaia astrometric sample allows us to study the outermost Galactic disc, the halo, and their interface. It is precisely at the very edge of the disc where the effects of external perturbations are expected to ...
Variabilidades decadais a multidecadais do sistema de Monção da América do Sul: um estudo observacional e estatístico
(Universidade Federal de Santa MariaBrasilMeteorologiaUFSMPrograma de Pós-Graduação em MeteorologiaCentro de Ciências Naturais e Exatas, 2021-09-03)
A monsoon system is characterized by large-scale seasonal wind reversal, due to the thermal gradient between
continents and oceans, and that has well-defined dry and wet seasons. However, the South American Monsoon
System ...
New insights into the biennial-to-multidecadal variability of the water level fluctuation in Lake Titicaca in the 20th century
(Frontiers Media, 2024-01-12)
The water disponibility of Lake Titicaca is important for local ecosystems, domestic water, industry, fishing, agriculture, and tourism in Peru and Bolivia. However, the water level variability in Lake Titicaca (LTWL) still ...
Identificación de patrones de circulación atmosférica para el Ecuador y su influencia para la ciudad de Quito
(2012)
Sobre el Distrito Metropolitano de Quito (DMQ), área en la que se asienta una población de cerca de 2 millones de habitantes con una creciente actividad económica importante en el contexto del país, los fenómenos ...
On the Use of Positive Sequence Current / Negative Sequence Current Ratio for Fault Detection in Induction Motors
(Fondo Editorial EIA - Universidad EIA, 2019-01-20)
This paper studied the use of a new stator current feature for detection of winding and cage bars faults in an induction motor, and presents the experimental validation of a detection and identification scheme using Support ...