Jove
Visualize
Contact Us
JoVE
x logofacebook logolinkedin logoyoutube logo
ABOUT JoVE
OverviewLeadershipBlogJoVE Help Center
AUTHORS
Publishing ProcessEditorial BoardScope & PoliciesPeer ReviewFAQSubmit
LIBRARIANS
TestimonialsSubscriptionsAccessResourcesLibrary Advisory BoardFAQ
RESEARCH
JoVE JournalMethods CollectionsJoVE Encyclopedia of ExperimentsArchive
EDUCATION
JoVE CoreJoVE BusinessJoVE Science EducationJoVE Lab ManualFaculty Resource CenterFaculty Site
Terms & Conditions of Use
Privacy Policy
Policies

Related Experiment Videos

Converting spatial to pseudotemporal resolution in laser plasma analysis by simultaneous multifiber spectroscopy

Bulatov1, Krasniker, Schechter

  • 1Department of Chemistry, Technion-Israel Institute of Technology, Haifa.

Analytical Chemistry
|July 25, 2000
PubMed
Summary

This study introduces a low-cost laser plasma spectroscopy (LPS) setup using non-gated detectors. This method offers comparable analytical performance to expensive gated detectors by utilizing plasma-front propagation analysis.

Related Concept Videos

You might also read

Related Articles

Articles linked to this work by shared authors, journal, and citation graph.

Sort by
Same author

Intrinsic mobility of a dissociated dislocation in silicon

Physical review letters·2000
Same author

Vacancy interaction with dislocations in silicon: the shuffle-glide competition

Physical review letters·2000
Same author

No resistance. High-temperature superconductors start finding real-world uses

Scientific American·2000
Same author

Titus H.J. Huisman, M.D., ph.D

American journal of hematology·2000
Same author

The 2.2 A Crystal Structure of Human Chymase in Complex with Succinyl-Ala-Ala-Pro-Phe-chloromethylketone: Structural Explanation for its Dipeptidyl Carboxypeptidase Specificity.

Journal of molecular biology·1999
Same author

The 2.2 A crystal structure of human chymase in complex with succinyl-ala-ala-pro-phe-chloromethylketone: structural explanation for its dipeptidyl carboxypeptidase specificity

Journal of molecular biology·1999

Area of Science:

  • Analytical Chemistry
  • Spectroscopy
  • Plasma Physics

Background:

  • Traditional laser plasma spectroscopy (LPS) relies on expensive, cooled, time-gated detectors to manage initial plasma signals.
  • These detectors require protection against vapor condensation, adding complexity and cost to the analytical setup.

Purpose of the Study:

  • To propose and validate a cost-effective alternative to traditional time-gated detectors in LPS analysis.
  • To investigate the potential of non-gated detectors by leveraging plasma-front propagation characteristics.

Main Methods:

  • Investigated plasma-front propagation in LPS, relating it to the Sedov blast wave theory.
  • Employed a specific observation geometry (perpendicular to plasma expansion) to convert spatial resolution to temporal resolution.

Related Experiment Videos

  • Utilized a single optical fiber and a multifiber imaging spectrometer for spectral information at different time delays.

    • Main Results:

    • Demonstrated that a non-gated detector with a narrow solid angle can achieve performance similar to a gated detector.
    • Showed that spatial resolution, achieved through specific geometry, effectively substitutes temporal resolution.
    • Found that the non-gated setup is advantageous for internal calibration in elemental ratio analysis.

    Conclusions:

    • Sensitive LPS analyses are feasible with less expensive non-gated detectors.
    • The proposed setup offers a viable, lower-cost solution for chemical analysis using LPS.
    • The findings support the use of non-gated detectors by understanding and exploiting plasma dynamics.