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Laser Spectroscopic Sensors for the Development of Anthropomorphic Robot Sensitivity
Oleg Bukin1, Dmitriy Proschenko2,3, Alexey Chekhlenok4
1Maritime State University Named after G.I. Nevelskoy, Verkhneportovaya 50A St., 690059 Vladivostok, Russia. o_bukin@mail.ru.
Sensors (Basel, Switzerland)
|June 9, 2018
Summary
This study enhances underwater robotics sensitivity using laser spectroscopy. Femtosecond Laser Induced Breakdown Spectroscopy significantly reduces the detection limits for elements in seawater.
Area of Science:
- Marine technology
- Spectroscopy
- Robotics
Background:
- Underwater robotics require advanced sensing for environmental monitoring.
- Laser spectroscopy methods like LIF and LIBS offer potential for in-situ analysis.
- Improving sensor sensitivity is crucial for effective underwater exploration.
Purpose of the Study:
- To investigate and enhance laser spectroscopy methods for underwater robotics.
- To develop laser sensitivity for underwater robotic applications.
- To assess the performance of Laser Induced Fluorescence (LIF) and Laser Induced Breakdown Spectroscopy (LIBS) underwater.
Main Methods:
- Utilized nanosecond and femtosecond Laser Induced Fluorescence (LIF) to detect oil and oil product solutions in seawater.
- Employed nanosecond and femtosecond Laser Induced Breakdown Spectroscopy (LIBS) to measure elemental concentrations in seawater.
- Compared results from laser pulses of varying durations.
- Described a submersible module for testing laser spectroscopy sensors.
Main Results:
- Achieved detection of oil and oil product solutions using LIF spectroscopy.
- Demonstrated reduced Limit of Detection (LoD) for several elements using femtosecond LIBS.
- Compared the effectiveness of nanosecond and femtosecond laser pulses for both LIF and LIBS.
Conclusions:
- Femtosecond LIBS offers superior sensitivity for elemental analysis in underwater environments.
- Laser spectroscopy methods, particularly femtosecond LIBS, are promising for enhancing underwater robotic sensing capabilities.
- Further development of anthropomorphic complexes is needed for practical adoption of laser spectroscopy sensors in underwater robotics.
Keywords:
artificial handfemtosecond laser pulselaser induced breakdown spectroscopylaser induced fluorescencelimit of detectionoilseawatersensorsunderwater roboticsMore Related Videos
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