Biological Sensors
Autonomous Measurement of Ocean Algae (374)
Problem: Need method for autonomous in-situ detection and identification of marine phytoplankton.
Project Activity Scope (from Technical Overview Chart): Mechanisms through Instruments
PNNL Staff Solution*:
- Determined optical excitation for phytoplankton fluorescence
- Verified emission signatures
- Selected, optimized, and packaged sources with miniature spectrometer
- Developed power saving techniques to increase battery life
- Designed for deployment on unmanned probe
*Work performed during employment with Luna Innovations, Inc.
Capabilities Employed to Meet Client Needs: Characterization of fluorescence effects for selected phytoplankton (excitation and emission wavelength dependence); exploitable fluorescence signature identification; establish instrument conceptual design; design multi-wavelength source; integrate with commercial spectral detector; validate operation in laboratory testing.
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Contact: Mark Jones
