Integration of III-nitrides with Silicon MEM Technology Si is piezoresistive but not piezoelectric All III-Vs are piezoelectric Integration with Si gives new MEM functionality Previous slide Next slide Back to first slide View graphic version
Read more
GaN Research Major research breakthroughs have resulted in GaN-based LEDs More major breakthroughs required for:- Ultra-efficient white LEDs Ultra-efficient lasers Electronic devices Previous slide Next slide Back to first slide View graphic version
Read more
Applications of Gallium Nitride Transistors Mobile phone base stations Mobile phones? Radar jamming systems Electronics for car engines Electronics for jet engines Previous slide Next slide Back to first slide View graphic version
Read more
Advantages of GaN for Electronics 10 million transistors per person in Western World Mostly silicon, some gallium arsenide Gallium nitride higher power transistors than Si or GaAs Gallium nitride higher temperature transistors than Si or GaAs Previous slide Next slide Back to first slide View graphic version
Read more
Blue Laser Diodes Not yet used for optical storage Video recording Data storage Will be used in high density DVD Video games DVD-ROM drive (20 Gbyte) Market Forecast 2010: $2500 million Total GaN optoelectronic market, 2010: $5000 million Previous slide Next slide Back to first slide View graphic version
Read more
Blue Solid State Lasers Based on InGaN CDs and optical disks CD players Today use red lasers Tomorrow use blue lasers ? (blue) = 0.5 ? (red) 4 to 10 x increased storage density World market 200 million lasers p.a. Previous slide Next slide Back to first slide View...
Read more
This Years Sterling Lecture: Gallium Nitride Probably the most important new electronic material since silicon Can have GaN LEDs Can have GaN lasers Can have GaN transistors: High power High frequency High temperatures Previous slide Next slide Back to first slide View graphic version
Read more
Gallium Nitride A man-made material Designed by scientists/engineers A new material made to measure Example of a designed material Previous slide Next slide Back to first slide View graphic version
Read more
Monets Waterloo Bridge Previous slide Next slide Back to first slide View graphic version
Read more
GaN and Global Warming If sea levels rise – problems for low lying land Solution to environmental problems – better science Can GaN help? Previous slide Next slide Back to first slide View graphic version
Read more