Abstract: Centralized photovoltaic solar energy plants are systems for converting solar energy into electricity, concentrating this generation process in a single location. This type of plant presents ...

Candice Swanepoel sets temperatures soaring in a green string bikini for Tropic of C campaign. The 37-year-old shared a brief carousel of her bikini photos, but it was enough to set Instagram on ...

Graham closed out the weekend with a March 8 Tulum vacation photo dump, which she kicked off with an image of her wading in ...

Abstract: The primary cause of the Stick-slip phenomenon, torsional vibrations, has a major impact on drilling operations and poses a serious risk to drilling efficiency and equipment integrity. Stick ...