Quality control of structural concrete has been conducted for several decades based mainly on the results of axial compression tests.This kind of test, although widely used, is not exempt from errors and has some considerable drawbacks that may affect its reliability, such as the need for appropriate and careful specimen conditioning and adoption o
Ecuadorian electrical system: Current status, renewable energy and projections
In this research, an analysis of the electricity market in Ecuador is carried out, a portfolio of projects by source is presented, which are structured in maps with MACULEX a view to an energy transition according to the official data provided.State policies are analyzed, as well as the opportunities for development in renewable energies offered by
Incidence, determinants, and outcomes of recovered left ventricular ejection fraction (LVEF) in patients with non-ischemic systolic heart failure; a hospital-based cohort study
Background: The data on incidence of recovered Left Ventricular Ejection Fraction (LVEF) and outcome in patients with non ischemic systolic heart failure is limited.We report the incidence, determinants and mortality in patients with recovered LVEF.Methods: The 369 patients with HFrEF with LVEF of less than 40% of non ischemic etiology with availab