Results 11 to 20 of about 99,089 (261)

Relationship of Freshwater Fish Recruitment With Distinct Reproductive Strategies and Flood Attributes: A Long-Term View in the Upper Paraná River Floodplain

open access: yesFrontiers in Environmental Science, 2020
The flood pulse is the main driving force for communities' structure and functioning in river-floodplain systems. High synchrony exists between the hydrological cycle and reproductive cycle events for several fish species. However, species with different
Anielly Galego de Oliveira   +7 more
doaj   +1 more source

An automated tetrahedral mesh generator for computer simulation in Odontology based on the Delaunay’s algorithm

open access: yesExacta, 2009
In this work, a software package based on the Delaunay’s algorithm is described. The main feature of this package is the capability in applying discretization in geometric domains of teeth taking into account their complex inner structures and the ...
Mauro Massayoshi Sakamoto   +2 more
doaj   +1 more source

Rapid-Onset Opioids for Management of Breakthrough Cancer Pain: Considerations for Daily Practice

open access: yesFrontiers in Pain Research, 2022
Background and ObjectiveRapid-onset opioids (ROOs) are effective treatments for breakthrough cancer pain (BTcP) given their rapid onset of action and relatively short duration of analgesia.
Paolo Bossi   +3 more
doaj   +1 more source

Estudo comparativo de sistemas metroviários para aumento da eficiência energética das subestações de tração

open access: yesEletrônica de Potência, 2016
Reaproveitar a energia da frenagem regenerativa produzida pelos trens de um sistema metroviários é essencial para o aumento da eficiência energética do sistema, mas de difícil aplicação no metrô de São Paulo devido ao pequeno intervalo entre composições
Sergio Luiz Pereira   +1 more
doaj   +1 more source

Scheduling of irrigation with mulch under different sugarcane planting methods [PDF]

open access: yesE3S Web of Conferences, 2019
A filed experiment was conducted at ZARS, V. C. Farm, Mandya to enhance the crop and water productivity in sugarcane during 2017-18 and 2018-19. The design used was strip plot design with planting methods as a horizontal factor and irrigation scheduling ...
Puttavenkategowda Thimmegowda   +1 more
doaj   +1 more source

Aminopeptidases of pea [PDF]

open access: yesBiochemical Journal, 1974
Studies of crude extracts of pea seeds (Pisum sativum, var. Green feast) revealed the presence of three enzymes that hydrolyse the amide bond of aminoacyl β-naphthylamides. They differ in their specificity towards the aminoacyl moiety; one is proline-specific, whereas the other two hydrolyse the β-naphthylamides of primary amino acids.
openaire   +2 more sources

A new tribe, two new genera and three new species of Cypridopsinae (Crustacea, Ostracoda, Cyprididae) from Brazil

open access: yesEuropean Journal of Taxonomy, 2021
We describe one new tribe, two new genera and three new species of the subfamily Cypridopsinae Kaufmann, 1900 from Brazilian floodplains. Brasilodopsis gen. nov. belongs in the nominal tribe Cypridopsini, and both new species in this new genus were found
Nadiny Martins Almeida   +3 more
doaj   +1 more source

Simulação digital do sistema de tração elétrica metroferroviária: modelagem e métodos

open access: yesExacta, 2009
As características de operação do sistema de tração elétrica metroferroviária podem ser predeterminadas por meio de simulação a partir de modelos matemáticos.
Cassiano Lobo Pires   +2 more
doaj   +1 more source

Adaptive meta-learning extreme learning machine with golden eagle optimization and logistic map for forecasting the incomplete data of solar irradiance

open access: yesEnergy and AI, 2023
Solar energy has become crucial in producing electrical energy because it is inexhaustible and sustainable. However, its uncertain generation causes problems in power system operation.
Sarunyoo Boriratrit   +3 more
doaj   +1 more source

Gold at what cost? Another megaproject threatens biodiversity in the Amazon

open access: yesPerspectives in Ecology and Conservation, 2017
The Xingu River, located in northern Brazil, is already under the impacts of one of the most harmful projects in the history of the Amazon – the Belo Monte hydroelectric dam.
Raffael M. Tófoli   +6 more
doaj   +1 more source

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