This undergraduate thesis presents a study of the packing particles of a conventional vibrated concrete of 10 MPa at 90 days used in the construction of a small hydroelectric power plant, in order to reduce the cement ...

Sieve analysis studies depend on obtaining suspensions of fully-dispersed and stable samples to facilitate the quantification of the fractions of soil aggregates. The aim of this study was to compare the percentage of ...

Non-pressure compensating (Non-PC) emitters are employed mainly in drip irrigation systems due to their structural simplicity and low manufacturing costs; however, they present high sensitivity to physical obstruction, ...

South India is one of the regions in the world that has the highest background radiation levels. In this region, river sediments are used in large quantities as building material. Therefore, the knowledge of the radionuclides ...

El presente trabajo forma parte de los estudios realizados por el CAME dentro del Problema "Océano Mundial", en el que se realizó una investigación conjunta Cubano-Soviética en el Mar Caribe, dirigida fundamentalmente hacia ...

Today's world is very fast and dynamic, we are having access to much more information and faster, so the search for technology and ways to simplify day-to-day obligations, is the fundamental role of engineering. The faster ...

The study of grain size distribution is fundamental for understanding sedimentological environments. Through these analyses, clast erosion, transport and deposition processes can be interpreted and modeled. However, grain ...