equatorial spread F
Characterization of VHF radar observations associated with equatorial Spread F by narrow-band optical measurements
... of equatorial Spread F (ESF) ...the F-region and the nocturnal variation of thermospheric airglow intensities, the variation of the base height of the F-layer, on occasion, is found to ...
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LONGITUDINAL AND DAY-TO-DAY VARIATIONS OF EQUATORIAL SPREAD F OCCURRENCE FROM OBSERVATIONS OVER SOUTH AMERICA
... of equatorial spread F occurrence over South ...the equatorial stations of S˜ao Lu´ıs and Jicamarca, and Total Electron Content (TEC) data from several GPS receivers were used to analyse the ...
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Seasonal dependence of the "forecast parameter" based on the EIA characteristics for the prediction of Equatorial Spread F (ESF)
... of Equatorial Ioniza- tion Anomaly (EIA), obtained well ahead of the onset time of Equatorial Spread F (ESF) have a definite role on the subse- quent ESF activity, and a new “forecast ...
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Simultaneous observations of equatorial F-region plasma depletions over Brazil during the Spread-F Experiment (SpreadFEx)
... strong equatorial spread-F and plasma bubble ...spheric equatorial plasma bubbles (EPBs) observed from two primary sites located ∼10 ◦ S from the magnetic ...
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Observations in equatorial anomaly region of total electron content enhancements and depletions
... Equatorial spread F (ESF) refers to the plasma density ir- regularities, encompassing a wide range of scale sizes, from a few hundred km down to a few ...
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EQUATORIAL F-REGION IRREGULARITIES GENERATED BY THE RAYLEIGH-TAYLOR INSTABILITY MECHANISM: ROCKET OBSERVATIONS FROM BRAZIL
... of equatorial spread-F from near Kwajalein in the Marshal Islands (Keskinen et ...moving F-layer with regions of smaller scale irregularities tending to be collocated with po- sitive gradients ...
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The statistical properties of spread F observed at Hainan station during the declining period of the 23rd solar cycle
... the equatorial ionization anomaly and is adjacent to Hainan station) from 1965 to 1969, Huang (1970) has shown that FSF is maximum at 03:00–05:00 LT during summer and at low solar activity years, whereas RSF is ...
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F ERNANDOP ESSOA F
... As perturbações do ritmo sono-vigília também podem resultar de uma perturbação intrínseca a nível do padrão circadiano sono-vigília endógeno (América Academy of Sleep Medicin[r] ...
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Estudo sobre o spread bancário no brasil
... o spread bancário no Brasil durante o período de 2011 a 2014, analisando os seus principais determinantes e construindo um modelo de ...(BCB): spread médio das operações de crédito, Inadimplência da ...
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Observational evidence for the plausible linkage of Equatorial Electrojet (EEJ) electric field variations with the post sunset F-region electrodynamics
... nighttime equatorial F- region manifest in the form of diffuse echoes in the iono- grams and are known as ...the F-region gets lifted up because of two factors (i) the recombination of molecular ions ...
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A CPLP após a entrada da Guiné Equatorial
... Guiné Equatorial do estatuto de observador ao de membro de pleno direito, incluindo o roteiro para a adesão, a Cimeira de Díli, a nova visão estratégica adoptada em Brasília e os ganhos internacionais com a ...
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O efeito dos stock splits na liquidez das ações
... A relação entre os stock splits e a liquidez no mercado português foi estudada por Alves & Alves (2001) e Farinha & Basílio (2006). Os resultados são, no entanto, pouco conclusivos. Alves & Alves (2001), ...
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Magnitude and timing of Equatorial Atlantic surface warming during the last glacial bipolar oscillations
... easterly equatorial surface current and a warmer EEA relative to the WEA is a robust feature of model outcomes, providing a potentially viable explanation for the proxy-based ...
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O comportamento do spread bancário em um contexto macroeconômico
... entre spread e elasticidade implica que países com menores spreads apresentam um nível de competição maior em seus mercados de depósitos e empréstimos, e ...o spread bancário de cada ...
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Custo e spread da intermediação bancária no Brasil
... o spread bancário, pois este resulta do confronto entre as taxas de aplicação e captação de recursos das instituições financeiras, cuja mensuração pelo critério linear se encontra nos Anexos 41 e 42, o que faz com ...
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Thin spread of domain knowledge
... The loan approval process used by the officers while you are observing is different from the one they normally use.. Bias:.[r] ...
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An invasive fish and the time-lagged spread of its parasite across the Hawaiian archipelago.
... has spread to endemic and other native Hawaiian fishes, and into the protected Papaha¯naumokua¯kea Marine National Monument, with consequences that have yet to ...
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Pollen morphology of selected species of Passiflora L. (Passifloraceae) from the Atlantic Forest
... in equatorial view. Their polar and equatorial diameters were measured and shapes ...and equatorial diameters ...and equatorial diameters (67.5 m), in equatorial view ...lowest ...
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International spread of MRSA clones
... Molecular epidemiological studies have highlighted the continuing global evolution and spread of MRSA clones with increased resistance to antimicrobial drugs and en- ...
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