Results 11 to 20 of about 128,393 (312)

Some features of the structure of the mantle of the Eastern Mediterranean and their geodynamic interpretation

open access: yesГеофизический журнал, 2016
We consider specific velocity anomalies and the corresponding mantle structures of the East Mediterranean-Black Sea-Caspian region. The anomalies are located on latitudinal and longitudinal seismic tomography sections obtained by constructing 3D P ...
O. B. Gintov   +3 more
doaj   +1 more source

Caracterização agronômica de plantas de morangueiro de terceiro ciclo de produção cultivadas em substrato

open access: yesRevista de Ciências Agroveterinárias, 2023
O morangueiro (Fragaria x ananassa Duchesne) é a principal pequena fruta produzida no Brasil. Essa pode ser cultivada em sistemas de cultivo no solo e/ou substrato, o que permite que esta planta possa ser utilizada por mais de um ciclo produtivo.
Katia Birgeier Baldin   +5 more
doaj   +1 more source

Ateliers primaires de l’Égypte gréco-romaine : le site de Beni Salama dans le Wadi Natrun

open access: yesArchéopages, 2010
The Beni Salama Site in the region of Wadi Natrun is of key importance if we are to understand the role of Egypt in the glass-making industry of antiquity. Excavations on ancient glass-making sites in the Near East suggested that similar furnaces existed
Marie-Dominique Nenna
doaj   +1 more source

Bronze Age sundial from Prokletije (Montenegro) [PDF]

open access: yesArchaeoastronomy and Ancient Technologies, 2021
The article presents the results of a study of signs on a Bronze Age slab "Sun stone" discovered at the foot of Maja e Can in Volušnica massif (Prokletije National Park, Montenegro). Studies have shown that the slab is an analemmatic sundial.
Petricevic M.B., Vodolazhskaya L.N.
doaj   +1 more source

Experimental Investigation on Punching Behavior of Thick Reinforced Concrete Slabs

open access: yesArchives of Civil Engineering, 2013
The results of experimental test of nine thickset reinforced concrete slabs in punching are presented in the this paper. The aim of the tests was verification of the Eurocode EC 2 procedure, by which the ultimate shear stresses vRd,c depend on the ...
Urban T.   +3 more
doaj   +1 more source

Modeling of Heat Flux in a Heating Furnace

open access: yesComputation, 2023
Modern heating furnaces use combined modes of heating the charge. At high heating temperatures, more radiation heating is used; at lower temperatures, more convection heating is used. In large heating furnaces, such as pusher furnaces, it is necessary to
Augustín Varga   +5 more
doaj   +1 more source

A slab in depth: Three‐dimensional geometry and evolution of the Indo‐Australian plate

open access: yesGeochemistry, Geophysics, Geosystems, 2007
Geoscientists use plate tectonics to explain many aspects of both continental evolution and evolution of the planet as a whole. The subduction of material at convergent plate boundaries forms a fundamental component to the theory of plate tectonics ...
Simon Richards   +2 more
doaj   +1 more source

Arthrospira platensis as Natural Fermentation Booster for Milk and Soy Fermented Beverages

open access: yesFoods, 2020
Arthrospira platensis, commercially known as Spirulina, is a fresh-water cyanobacterium that has been gaining increasing attention in recent years due to its high biological and nutritional value.
Francesco Martelli   +4 more
doaj   +1 more source

Two-way patched RC slabs under concentrated loads [PDF]

open access: yesИнженерно-строительный журнал, 2020
Damage that occurs in reinforced concrete elements can reduce the capacity and serviceability of these elements. One of the damages that may be encountered is spalling or delamination of concrete covers.
S.A. Kristiawan, A. Supriyadi
doaj   +1 more source

Thermo-physical Properties and Mechanical Properties of Burn-resistant Titanium Alloy Ti40

open access: yesJournal of Aeronautical Materials, 2017
As a functional material of burn-resistant titanium alloy, the physical properties of Ti40 alloy were first reported. The chemical compositions of Ti40 alloy ingots by VAR were uniform. The microstructures of Ti40 alloy slab manufactured by HEFF+WPF were
LAI Yunjin   +7 more
doaj   +1 more source

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