Long Beach, Calif.-headquartered launch service and space systems specialist Rocket Lab has awarded Bollinger Shipyards a ...

This communication discusses a generalized analytical formulation for the design of doubly curved reflectors fed by line sources of any shape, including straight, circular, and even elliptical ...

The hybrid vertical axis turbine has much better self-starting characteristics and better conversion efficiency at higher flow speeds. The hybrid turbine is built and tested in variable speed water ...