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

Carbonaceous matter in cometary dust and coma.

F R Krueger1

  • 1Engineering Office, Darmstadt, Germany.

Advances in Space Research : the Official Journal of the Committee on Space Research (COSPAR)
|March 1, 1995
PubMed
Summary
This summary is machine-generated.

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

The Cometary and Interstellar Dust Analyzer at comet 81P/Wild 2.

Science (New York, N.Y.)·2004
Same author

Time-of-flight mass spectrometric analysis of ion formation in hypervelocity impact of organic polymer microspheres: comparison with secondary ion mass spectrometry, (252)Cf mass spectrometry and laser mass spectrometry.

Rapid communications in mass spectrometry : RCM·2001
Same author

Mass-spectrometric in situ studies of cometary organics for p/Halley and options for the future.

Advances in space research : the official journal of the Committee on Space Research (COSPAR)·1995
Same author

Comparison of a new disposable allergy skin test and the standard scratch test.

Ear, nose, & throat journal·1984
Same journal

Planetary Protection and the astrobiological exploration of Mars: Proactive steps in moving forward.

Advances in space research : the official journal of the Committee on Space Research (COSPAR)·2025
Same journal

Crop type discrimination using Geo-Stat Endmember Extraction and machine learning algorithms.

Advances in space research : the official journal of the Committee on Space Research (COSPAR)·2024
Same journal

A Hansel & Gretel breadcrumb-style dynamically deployed communication network paradigm using mesh topology for planetary subsurface exploration.

Advances in space research : the official journal of the Committee on Space Research (COSPAR)·2023
Same journal

Investigating Patterns of Air Pollution in Metropolises Using Remote Sensing and Neural Networks During the COVID-19 Pandemic.

Advances in space research : the official journal of the Committee on Space Research (COSPAR)·2023
Same journal

Editorial.

Advances in space research : the official journal of the Committee on Space Research (COSPAR)·2023
Same journal

Exploring the effect of COVID-19 pandemic lockdowns on urban cooling: A tale of three cities.

Advances in space research : the official journal of the Committee on Space Research (COSPAR)·2022
See all related articles

Analysis of Halley

Area of Science:

  • Cosmic Dust Analysis
  • Astrochemistry
  • Planetary Science

Background:

  • Cometary dust and coma composition provide insights into early solar system chemistry.
  • Understanding organic molecules in comets is crucial for astrobiology.

Purpose of the Study:

  • To review mass spectrometry data of carbonaceous matter in comet Halley's dust and coma.
  • To investigate the nature and origin of organic molecules relevant to prebiotic evolution.

Main Methods:

  • Analysis of dust impact ions using the PUMA instrument (VEGA I).
  • Analysis of coma plasma ions using the PICCA instrument (GIOTTO).
  • Mass spectrometry for identifying ionic species and elemental ratios.

Main Results:

Related Experiment Videos

  • Determined an overall C:H:O:N ratio of 1:1.4:0.6:0.1 for organic molecules.
  • Identified polymer material consistent with monomers like C2H2, CH2O, and HCN.
  • Detected aromatic and heterocyclic unsaturated ions, suggesting complex organic chemistry.

Conclusions:

  • Cometary organic matter shows potential for abiotic chemical and prebiotic evolution.
  • Inorganic grain structures may have facilitated heterogeneous catalysis in liquid water.