Radio amateurs are inventive people, and though not all of them choose to follow it there is a healthy culture of buildng radio equipment among them. In particular the field of antennas is where ...
Optical manipulation of matter by using the mechanical action of light is one of the vibrant subjects of micro and nanoscience. In 2018 a Nobel Prize of physics was awarded to Arthur Ashkin for the ...
Radio amateurs are inventive people, and though not all of them choose to follow it there is a healthy culture of buildng radio equipment among them. In particular the field of antennas is where ...