Abstract: The main objective of this paper is to propose a variable step size Perturb and Observe (P&O) maximum power point tracking (MPPT) algorithm for two-stage three-phase grid-connected ...

Abstract: Recent increased interest in spin-polarised vertical-cavity surface-emitting lasers (spin-VCSELs) as potential high-speed sources has spurred research into the analysis of their dynamics.

Led by Jimmie Williams' 19 points, the Duquesne Dukes defeated the Saint Bonaventure Bonnies 78-73. The Dukes are now 15-10 on the season, while the Bonnies fell to 14-11.

Federal immigration officials plan to spend $38.3 billion to boost detention capacity to 92,600 beds. Those details are contained in a document released Friday as U.S. Immigration and Customs Enforcem ...