Abstract
Gateless AlGaN/GaN high electron mobility transistor(HEMT) structures exhibit large changes in source-drain current upon exposing the gate region to various block co-polymer solutions. The polar nature of some of these polymer chains lead to a change of surface charges in gate region on the HEMT, producing a change in surface potential at the semiconductor/liquid interface. The nitride sensors appear to be promising for a wide range of chemical gas, combustion gas, liquid and strain sensing.
Original language | English (US) |
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Pages | 39-45 |
Number of pages | 7 |
State | Published - 2004 |
Externally published | Yes |
Event | State-of-the-Art Program on Compound Semiconductors XL (SOTAPOCS XL) and Narrow Bandgap Optoelectronic Materials and Devices II - Proceedings of the International Symposium - San Antonio, TX, United States Duration: May 9 2004 → May 14 2004 |
Other
Other | State-of-the-Art Program on Compound Semiconductors XL (SOTAPOCS XL) and Narrow Bandgap Optoelectronic Materials and Devices II - Proceedings of the International Symposium |
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Country/Territory | United States |
City | San Antonio, TX |
Period | 05/9/04 → 05/14/04 |
ASJC Scopus subject areas
- General Engineering