Abstract
We designed a CMOS compatible hot-surface silicon device operating at a power down to sub-μW. It has a pillarshaped structure with a nano-size (10-100 nm) conductive link between the electrodes separated by a SiO2 layer. The device is capable of maintaining a μm-size hot-surface area of several hundred degrees centigrade due to non-radiative recombination of carriers in a thin (13 nm) poly silicon surface layer. Such a device can be used as a light source, a heat source, as well as a sensitive detector of light and heat. As a direct application, we demonstrate the feasibility to perform as an adsorption-desorption sensor, and as a unit for activating chemisorption/decomposition (i.e. micro-reactor).
Original language | English |
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Title of host publication | Proceedings of the IEEE Sensors Conference 2005 |
Place of Publication | Piscataway, NJ, USA |
Publisher | IEEE |
Pages | 1225-1228 |
Number of pages | 4 |
ISBN (Print) | 0-7803-9056-3 |
DOIs | |
Publication status | Published - 31 Oct 2006 |
Event | 2005 IEEE Sensors Conference - Hyatt Regency Irvine, Irvine, United States Duration: 31 Oct 2005 → 3 Nov 2005 http://ewh.ieee.org/conf/sensors2005/ |
Conference
Conference | 2005 IEEE Sensors Conference |
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Country/Territory | United States |
City | Irvine |
Period | 31/10/05 → 3/11/05 |
Internet address |
Keywords
- SC-ICS: Integrated Chemical Sensors
- Silicon
- Actuators
- Energy consumption
- Chemical sensors
- Electric resistance
- Temperature sensors
- Thermal resistance
- Electrodes
- Monitoring
- Gas detectors