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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 ...
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 ...
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 ...