This paper presents a phased array architecture for retrodirective microwave wireless power transmission from the space solar power satellite (SPS). The proposed architecture uses a 2.9-GHz pilot beam ...

A project by Icelandic firm s.ap arkitektar envisions the year 2150, when buildings and cities made from lava could be a ...

Discover why curved walls and soft architecture are dominating modern home design. Learn how curves enhance flow, reduce ...

Professional customer service to solve or circulate corresponding customer problems can not only solve customer problems quickly, improve the service image of the enterprise, but also lay a solid ...