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Details of Grant 

EPSRC Reference: GR/R42450/01
Title: HACT devices using nitride matrials
Principal Investigator: David, Professor J
Other Investigators:
Researcher Co-Investigators:
Project Partners:
Department: Electronic and Electrical Engineering
Organisation: University of Sheffield
Scheme: ROPA
Starts: 01 September 2002 Ends: 30 June 2003 Value (£): 37,955
EPSRC Research Topic Classifications:
Optoelect. Devices & Circuits
EPSRC Industrial Sector Classifications:
Communications Electronics
Related Grants:
Panel History:  
Summary on Grant Application Form
It is proposed to undertake a pilot study to investigate simple heterostructure acoustic charge transfer (HACT) devices fabricated in the group III nitride material system, to prove the feasibility of transferring the current technology from GaAs/GaAlAs to nitride. Such devices would be novel and could revolutionise the impact of HACTs on analogue signal-processing and optoelectronic sensing systems. Some initial trials will be conducted to fabricate some simple SAW bandpass filters in order to gain experience with fabricating such devices. The wafer structures proposed are based upon existing designs for HEMTs. Sapphire substrates will be used for lattice matching nurooses.
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Organisation Website: http://www.shef.ac.uk