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Experimental Volume Incidence Study and the Relationship of Polypropylene Macrofiber Slenderness to the Mechanical Strengths of Fiber-Reinforced Concretes
(MDPI, 2022)
Acceso abierto
An experimental study was conducted to examine the mechanical strengths of concretes with straight high-strength knurled polypropylene macrofibers. Incidences of concrete mechanical strengths were determined for three ...
Status of management of children´s vaccine supply chain in Peru
(Editorial Ciencias Medicas, 2022)
Introduction: Countries face different challenges in managing vaccine supply. In Peru, the process of vaccinating children has specific challenges such as geographical conditions, infrastructure and administrative issues. ...
High pressure effect in the near-infrared emission of Nd3+-doped alkali silicate glasses
(Taylor & Francis, 2022)
Acceso restringido
The effect of high pressure (7.7 GPa) densification on the absorption and near-infrared emission of Nd-doped lithium, sodium and potassium disilicate glasses was investigated. Judd-Ofelt parameters O¿ (¿ = 2, 4 and 6) were ...
Exploring the relationship between mental health-related problems and undergraduate student dropout: A case study within a civil engineering program
(Elsevier, 2022)
Acceso abierto
Dropout has always been a concerning issue within higher education. This research explores the relationship between mental health-related problems and undergraduate students’ dropout rates amid the COVID-19 pandemic and ...