Results 31 to 40 of about 245,899 (217)

A Comparative Study of Methods for Determining the Concentration of Radon-222 in Spring Waters in Poços de Caldas Plateau, Brazil

open access: yesRevista Águas Subterrâneas, 2018
This study is a comparison of methodologies to determine the concentration of radon (222Rn) found in natural water sources used by the population of the cities of Poços de Caldas and Águas da Prata in the Poços de Caldas Plateau, in southeastern Brazil ...
Flavio Henrique de Souza Moreira   +4 more
doaj   +1 more source

Efficacy of Painting Wind Turbine Blades as a Mitigation Measure to Reduce Bird Collisions in a Mediterranean Wind Farm. [PDF]

open access: yesEcol Evol
Bird mortality due to collisions with wind turbines necessitates the implementation of measures to mitigate this impact. Blade patterning has shown to be a promising measure to increase turbine visibility to birds and reduce collisions. Employing a Before–After–Control–Impact experiment using long‐term fatality searches, bird fatality rates were ...
May R   +3 more
europepmc   +2 more sources

Assessment of sugarcane trash for agronomic and energy purposes in Brazil

open access: yesScientia Agricola, 2013
Due to new possibilities for using sugarcane (Saccharum spp.) trash for electricity generation, and the production of 2nd generation ethanol and others chemicals, the interest for its recovery has increased. However, the question of how much trash can be
Henrique Coutinho Junqueira Franco   +8 more
doaj   +1 more source

Identification of Material Properties and Optimal Design of Magnetically Shielded Rooms

open access: yesMagnetochemistry, 2021
In this paper, we propose an optimal design procedure for magnetically shielded rooms. Focusing on multi-layer ferromagnetic structures, where inner layers operate at very low magnetic field, we propose an identification method of the magnetic material ...
Aldo Canova   +4 more
doaj   +1 more source

3D-FOX—A 3D Transient Electromagnetic Code for Eddy Currents Computation in Superconducting Magnet Structures: DTT TF Fast Current Discharge Analysis

open access: yesIEEE Access, 2022
Bulky metallic structures are needed in the toroidal field (TF) superconducting magnets for fusion applications to withstand the large Lorentz forces acting on the winding. The pulsed coil operation during a plasma scenario and the fast current discharge,
Roberto Bonifetto   +3 more
doaj   +1 more source

Fisioko energia nuklearra. Etorkizuneko energia-iturria?

open access: yesEKAIA Euskal Herriko Unibertsitateko Zientzia eta Teknologia Aldizkaria, 2006
Energia arazo oso larria da gure gizartean, eta dirudienez, are larriagoa izango da etorkizun hurbil batean. Ez da munduan denon gustuko energia-iturririk, zeren egungo iturri guztiak hankamotz geldi tzen baitira alde batetik edo bestetik. Energia-iturri desberdinen abantailak eta desabantailak laburki aztertu ondoren, lan honetan energia nuklearrari ...
openaire   +2 more sources

Determination of metals in medicinal plants highly consumed in Brazil

open access: yesBrazilian Journal of Pharmaceutical Sciences, 2013
In this work, samples of the medicinal plants: Boldo (Peumus boldus), Castanha da Índia (Aesculus hippocastanum), Chá Verde (Camelia sinensis), Erva Cidreira (Melissa officinalis), Espinheira Santa (Maytenus ilicifolia), Guaraná (Paullinia cupana ...
Alexandre Soares Leal   +4 more
doaj   +1 more source

Which artificial larval diet is better for Ceratitis capitata (Diptera: Tephritidae) rearing?

open access: yesJournal of Basic and Applied Zoology, 2022
Background There is an increasing demand for biological agents for integrated pest management programs, requiring a constant supply of insects in terms of quantity and quality.
Bruno Aguiar Maset   +5 more
doaj   +1 more source

User Behavior Clustering Based Method for EV Charging Forecast

open access: yesIEEE Access, 2023
The increasing adoption of electric vehicles poses new problems for the electrical distribution network. For this reason, proper electric vehicle forecasting will be of fundamental importance for a predictive energy management system, which could greatly
Alfredo Nespoli   +2 more
doaj   +1 more source

Ferroionic Electrostatic Landscapes Enabling Wireless Energy Harvesting, Storage, and Sensing

open access: yesAdvanced Electronic Materials, EarlyView.
By integrating experiments and electrostatic field simulations, we show that long‐range wireless coupling in Li‐based ferroionics devices emerges from the cooperative interaction between ionic migration and electronic polarization. This coupling sustains self‐polarized electrostatic fields across centimeter‐scale air gaps without external bias or ...
M. Helena Braga   +7 more
wiley   +1 more source

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