Enormous concerns focus on the high-power and wide bandwidth traveling-wave tube (TWT) for its outstanding performance. In this article, a shape-optimized staggered double-vane slow-wave structure ...

Diesel mixed with water, 19 vehicles in Madhya Pradesh CM’s convoy break down, petrol pump sealed Some vehicles managed to leave the fuel station but stalled on the highway shortly after, while others ...

This paper developed a complete and accurate mathematical model for a typical variable displacement vane-type oil pump to investigate the working performance of the pump. Firstly, the detailed ...

The Oregon Department of Energy is now accepting applications for the agency’s Heat Pump Purchase program, which offers qualified residents up to $2,000 in rebates.