Search Results - john+fletcher

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Terahertz Signal Generator
This novel transducer is capable of generating electromagnetic signals in terahertz region. The unique feature of this invention is the use of a field emitter array as a source of electron beam together with a resonant cavity to achieve output radiation of 300 GHz to 10 THz.DESCRIPTIONThe transducer mainly consists of a field emitter array and a hollow...
Published: 6/8/2022   |   Inventor(s): Martyn Chamberlain, Syed Ejazul Huq, Christopher Mark Mann, John Fletcher
Keywords(s):  
Category(s): Electronics & Semiconductors, Medical & Biomedical, Mechanical & Automotive, NDT, Scientific Instrumentation
Multiphase permanent magnet generators for diode rectifiers ('Multiphase Generator')
Reference Number: 1734 Background Renewable energy and micro-power generation are multi-billion dollar, high-growth markets driven by the global need to meet the Kyoto protocol CO2 emission targets, spiralling basic fuel costs, changes to UK planning regulations and uptake of renewable energy technologies through installation grants for homeowners,...
Published: 10/22/2010   |   Inventor(s): John Fletcher
Keywords(s):  
Category(s): Energy