Abstract: In this study, we demonstrates a self-powered self-generated nanoampere current source using a semi-open-circuit photovoltaic cell. This cell was designed by connecting a large resistance to ...

Ultraviolet-B (UV-B) semiconductor lasers are highly sought for medical, biotechnology, and precision manufacturing applications; however, previous UV-B laser diodes were limited to pulsed operation ...

While Kyiv has reported progress in negotiations, and is accelerating talks in the coming days, major questions remain unresolved about which countries will provide what kind of security for how long.

Abstract: Batteries are prone to faults that may arise because of vibrations, deformations, collisions, or improper usage. These faults can be sorted into two main categories: internal and external ...

The internet has changed everything from ordering dinner to watching movies, and it has changed how we gamble too. You used to need to drive to a casino, but now you can play from your living room.