Publication date 1940 Topics Aeronautical instruments, Airplanes -- Maintenance and repair Publisher [Chicago, Ill.] H. Paulson & Co Collection university_of_illinois_urbana-champaign; americana ...

Battery-free Internet-of-Things (BF-IoT), which is realized by harvesting ambient energy to power the IoT devices, has emerged to reduce the energy consumption, and alleviate environmental concerns ...