Abstract: In this article, we investigate the effect of prolonged light exposure on silicon heterojunction solar cells. We show that, although light exposure systematically improves solar cell ...

Abstract: This paper presents a road lighting control system that uses a light-dependent resistor sensor cooperating with an Internet protocol camera to the lower energy consumption during unnecessary ...

My sister is cheap. She’s also not good at choosing gifts for people. Often, the things she gives are worse than if she’d ...