A research team has successfully imaged a nova in high resolution—and the images suggest that the nova was not a single, impulsive explosion. A nova is an astronomical phenomenon that occurs in a ...
Abstract: This paper presents a design method of four-port microstrip filter circuits that have increased filter passbands for multiplexer operation using a simple feed structure. The proposed ...
Mitsubishi Electric has launched a new range of its City Multi R32 VRF air conditioning with a host of outstanding features ...
Abstract: A quartz oscillator has a stable frequency that can be tuned by applying a voltage across the quartz crystal. This study applied a triboelectric generator (TEG) as mechanical stimuli on the ...
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