Abstract
A microfabricated preconcentrator that demonstrates vapor trapping ability for part-per-billion volatile organic compounds and integrated temperature sensing for heat transfer measurements is demonstrated. The new preconcentrator design accommodates 3.3 mg of carbon adsorbents in a series of three 450 □m deep Si cavities fabricated using deep reactive ion etching and sealed using wafer-level Au-Au thermocompression bonding at 400°C. Backside Pt resistance temperature detectors (RTDs) are integrated to monitor heating rates and study forced convective heat transfer during the thermal desorption cycle where the preconcentrator is heated to 300°C. The preconcentrator is being developed to enable high-speed chromatographic separations as a part of a low-power, portable microscale gas chromatography system. © 2005 IEEE.
| Original language | English |
|---|---|
| Title of host publication | Digest of Technical Papers - International Conference on Solid State Sensors and Actuators and Microsystems, TRANSDUCERS '05 |
| Pages | 2091-2094 |
| Volume | 2 |
| DOIs | |
| Publication status | Published - 2005 |
| Externally published | Yes |
| Event | 13th International Conference on Solid-State Sensors and Actuators and Microsystems, TRANSDUCERS '05 - Seoul, Korea, Republic of Duration: 5 Jun 2005 → 9 Jun 2005 https://ieeexplore.ieee.org/xpl/conhome/9993/proceeding |
Publication series
| Name | |
|---|---|
| Volume | 2 |
Conference
| Conference | 13th International Conference on Solid-State Sensors and Actuators and Microsystems, TRANSDUCERS '05 |
|---|---|
| Place | Korea, Republic of |
| City | Seoul |
| Period | 5/06/05 → 9/06/05 |
| Internet address |
UN SDGs
This output contributes to the following UN Sustainable Development Goals (SDGs)
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SDG 9 Industry, Innovation, and Infrastructure
Research Keywords
- Gas chromatography
- Microfabrication
- Preconcentrator
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