资讯

To solve the problem, the team, led by RF and microwave design engineer ... the novel power line for heating the spiral, a method for controlling the antenna, and a method and process for using ...
two employees of Bell Labs had had their eye on the antenna. Arno Penzias (b. 1933), a German-born radio astronomer, joined Bell Labs in 1958. He had done his PhD on using masers (microwave ...