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Chemical sensors for space applications.

S L Bonting1

  • 1SETI Institute, NASA-Ames Research Center, Moffett Field, California.

Advances in Space Biology and Medicine
|January 1, 1992
PubMed
Summary
This summary is machine-generated.

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Chemical sensors enable efficient onboard analysis for space missions, reducing crew time and resource use. These sensors offer real-time monitoring for biomedical experiments and life support systems.

Area of Science:

  • Space Science
  • Analytical Chemistry
  • Biomedical Engineering

Background:

  • Space missions require extensive chemical analysis for biomedical experiments and life support systems.
  • Onboard analysis is crucial due to limited Space Shuttle logistics.
  • Conventional analytical instruments are unsuitable for spacecraft due to size, power, and crew time constraints.

Purpose of the Study:

  • To discuss the types and requirements of chemical sensors for space applications.
  • To highlight the advantages of chemical sensors over traditional methods for space missions.
  • To explore the potential of chemical sensors for real-time monitoring in space.

Main Methods:

  • Discussion of chemical sensor principles, including selectors and transducers.

Related Experiment Videos

  • Review of sensor requirements for biomedical experimentation and water recycling.
  • Analysis of sensor advantages: miniaturization, low power, minimal sample preparation.

    • Main Results:

    • Chemical sensors offer selective and quantitative analyte measurement.
    • Sensors enable real-time or continuous monitoring of various analytes without separation.
    • Sensors are compact, require low power, and minimal sample treatment.

    Conclusions:

    • Chemical sensors are highly advantageous for onboard analysis in space.
    • They efficiently utilize scarce resources like crew time, space, and power.
    • Sensors facilitate rapid data transmission, supporting long-term space exploration and safety.