Universidade Federal do Amapá

Longitudinal Changes in Work-Related Pleasure, Suffering, and Harm Among Healthcare Workers During the COVID-19 Pandemic

Healthcare workers experienced substantial psychosocial challenges during the coronavirus disease 2019 (COVID-19) pandemic, yet longitudinal evidence on changes in work-related pleasure, suffering, and harm remains limited. This study investigated longitudinal changes in psychoso...

Estimation of Nodal Voltage Angles in Electrical Power Systems Using Artificial Neural Networks and Sensitivity Analysis of Input Variables

The estimation of nodal voltage angles is essential for the efficient and secure operation of electrical power systems. Traditionally, this estimation depends on the prior solution of the power flow problem, a procedure that may become computationally expensive in studies involvi...