Results 1 to 10 of about 422,840 (291)

Interlaminar shifts of two-layer aggressive-resistant combined plates based on metal and fiberglass [PDF]

open access: yesE3S Web of Conferences, 2023
In this work, the stress and deformation states of plates made of metal layers wrapped with composite materials in the inner or outer layers were studied.
Dusmatov Abdurakhim   +2 more
doaj   +1 more source

Slab pull, slab weakening, and their relation to deep intra‐slab seismicity [PDF]

open access: yesGeophysical Research Letters, 2005
Subduction zone seismicity is highly variable. Great earthquakes occur at few subduction zones around the world, with significant variation in size and frequency of deep events. Interactions between overriding and subducting plates and slab pull strength for individual plates provide a framework for understanding these variations.
Bilek, Susan L.   +2 more
openaire   +3 more sources

Numerical Simulation on Dynamic Behavior of Slab–Column Connections Subjected to Blast Loads

open access: yesApplied Sciences, 2021
Although many studies on the blast-resistant performance of structures have focused mainly on single members such as beams and columns, there is little research on the behavior of joints that are subjected to blast loads.
Kwang Mo Lim, Taek Hee Han, Joo Ha Lee
doaj   +1 more source

SEISMIC IMAGING BENEATH SUMATRA ISLAND AND ITS SURROUNDINGS, INDONESIA, FROM LOCAL-REGIONAL P-WAVE EARTHQUAKE TOMOGRAPHY

open access: yesRudarsko-geološko-naftni Zbornik, 2023
Sumatra Island and its surroundings, Indonesia, are one of the most active tectonics in the world. The Aceh-Andaman earthquake, one of the most destructive earthquakes in the world, occurred there.
Bayu Pranata   +11 more
doaj   +1 more source

Inverted analemmatic sundial of the Bronze Age [PDF]

open access: yesArchaeoastronomy and Ancient Technologies, 2022
This article describes the study, using the methods of digital and computational archeology, of a Bronze Age limestone slab with cup marks, discovered during the archaeological excavations of kurgan 1 of the kurgan grave field Prolom II, located in the ...
L.N. Vodolazhskaya
doaj   +1 more source

Mathematical model of inverted analemmatic sundial on the example of Belogorsk sundial of the Bronze Age

open access: yesArchaeoastronomy and Ancient Technologies, 2022
This article proposes a mathematical model of an inverted analemmatic sundial, provides formulas for calculating the coordinates of their hour markers.
Vodolazhskaya, L.N.
doaj   +1 more source

Evaluation of Elastic Deflections and Bending Moments for Orthotropically Reinforced Concrete Rectangular slabs Supported on Three Edges Only [PDF]

open access: yesEngineering and Technology Journal, 2009
This paper deals with the evaluation of the elastic deflections and bending momentsfor orthotropically reinforced concrete rectangular slabs supported on three variouslyrestrained edges with the fourth edge free and subjected to uniformly distributed ...
Hisham M. AL-Hassani   +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

The prototype of ancient analemmatic sundials (Rostov Oblast, Russia) [PDF]

open access: yesArchaeoastronomy and Ancient Technologies, 2016
The article presents the results of a study of petroglyphs on a unique stone slab discovered near the kurgan 1 of the kurgan field Varvarinsky I (Rostov Oblast, Russia).
Vodolazhskaya, L.N.   +2 more
doaj   +1 more source

Grazing-angle scattering of electromagnetic waves in gratings with varying mean parameters: grating eigenmodes [PDF]

open access: yes, 2003
A highly unusual pattern of strong multiple resonances for bulk electromagnetic waves is predicted and analysed numerically in thick periodic holographic gratings in a slab with the mean permittivity that is larger than that of the surrounding media ...
Goodman, S. J.   +2 more
core   +3 more sources

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