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UPDATED 1 Sept: The EI library in London is temporarily closed to the public, as a precautionary measure in light of the ongoing COVID-19 situation. The Knowledge Service will still be answering email queries via email , or via live chats during working hours (09:15-17:00 GMT). Our e-library is always open for members here: eLibrary , for full-text access to over 200 e-books and millions of articles. Thank you for your patience.
Drone can fly indefinitely by laser power, NewScientist, 8 September 2018, p 7
In US, the Army is developing small drones that are charged by laser beams focused on efficient photovoltaic cells. The aim is to provide sufficient power over a distance of 500 m to promote indefinite flight, and to handle the waste heat satisfactorily.
Abstract details
Journal title: New Scientist
Keywords: Solar / photovoltaic - 4 Propulsion - 4.6 Novel propulsive systems
Subjects: Solar power, Photovoltaics
