Rectenna technology program ultra light 2.45 GHz rectenna and 20 GHz rectenna (SuDoc NAS 1.26:179558)

A 2.45-GHz dual-diode rectenna and rectenna arrays for wireless remote supply applications - Volume 3 Issue 3

This stretchable 'rectenna' harvests energy from radio waves in the ambient environment to power wearable devices. Read how here.

nanostructure with its diameter in nanometers

A New Zealand firm is trying to make an old idea work commercially

Space-based geoengineering & lasers to mitigate global warming, microwaving the weather & evaporation suppressing monolayers on water. BAE Systems : Directed energy atmospheric heating plasma lens to revolutionise future battlefields.
https://weathermod…

There is an increasing interest in energy harvesting. The rectenna, which is a combination of a rectifier and an antenna, is a device to harvest wireless energy in the air. This thesis is concentrated on the analysis, design and measurement of compact rectennas…

An optical rectenna – that is, a device that directly converts free-propagating electromagnetic waves at optical frequencies to d.c. electricity – was first proposed over 40 years ago,1 yet this concept has not been demonstrated experimentally due to fabrication…

The European Space Agency portal features the latest news in space exploration, human spaceflight, launchers, telecommunications, navigation, monitoring and space science.

The Biden administration is “pleased” about Russia arresting several suspected hackers, including one allegedly behind the ransomware attack that led to week-long fuel shortages last year.

Following information provided by US authorities, Russian security services have arrested a notorious group of hackers in a multi-region sting. They are accused of spreading computer viruses and extorting money from businesses.