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

Curium-248 standard neutron source

Radchenko1, Ryabinin, Andreytchuk

  • 1State Scientific Centre of Russian Federation, Research Institute of Atomic Reactors, Dimitrovgrad. kar@orip.niiar.simbirsk.su

Applied Radiation and Isotopes : Including Data, Instrumentation and Methods for Use in Agriculture, Industry and Medicine
|September 26, 2000
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

Curium-244 alpha-sources for space research

Applied radiation and isotopes : including data, instrumentation and methods for use in agriculture, industry and medicine·2000
Same author

Radionuclide production using a fast flux reactor

Applied radiation and isotopes : including data, instrumentation and methods for use in agriculture, industry and medicine·2000
Same author

Gadolinium-153 line sources

Applied radiation and isotopes : including data, instrumentation and methods for use in agriculture, industry and medicine·2000
Same author

Molecular field Topology analysis method in QSAR studies of organic compounds

Journal of chemical information and computer sciences·2000
Same author

Vacuum instability in external fields.

Physical review. D, Particles and fields·1996
Same author

Spectroscopic study of Lambda 10B, Lambda 12C, Lambda 28Si, Lambda 89Y, Lambda 139La, and Lambda 208Pb by the ( pi +,K+) reaction.

Physical review. C, Nuclear physics·1996
Same journal

Radiological performance of cemented FMA-VC radioactive waste packages for transport: A PHITS Monte Carlo study.

Applied radiation and isotopes : including data, instrumentation and methods for use in agriculture, industry and medicine·2026
Same journal

Investigating the relationship between naturally occurring radionuclides and grain size of sediment from the Helskloof Basin, South Africa.

Applied radiation and isotopes : including data, instrumentation and methods for use in agriculture, industry and medicine·2026
Same journal

Computational benchmarking of tellurite glasses for photon and fast-neutron radiation shielding.

Applied radiation and isotopes : including data, instrumentation and methods for use in agriculture, industry and medicine·2026
Same journal

Proton-beam profiling using radiophotoluminescent glass-based hybrid radiation monitoring system.

Applied radiation and isotopes : including data, instrumentation and methods for use in agriculture, industry and medicine·2026
Same journal

Hydrogeochemical investigation of uranium and radon in groundwater and age-dependent radiological health risk assessment in Sulaymaniyah Governorate, Iraq.

Applied radiation and isotopes : including data, instrumentation and methods for use in agriculture, industry and medicine·2026
Same journal

High-accuracy prediction of Kβ/Kα intensity ratios via explainable stacked-ensemble learning: A web-based computational tool.

Applied radiation and isotopes : including data, instrumentation and methods for use in agriculture, industry and medicine·2026
See all related articles

A novel standard neutron source utilizing curium-248, a longer-lived isotope than californium-252, has been successfully developed and certified. This new source offers a reliable neutron yield of 2.30 x 10(4) s(-1).

Area of Science:

  • Nuclear Physics
  • Materials Science
  • Metrology

Background:

  • Development of reliable neutron sources is crucial for various scientific and industrial applications.
  • Existing neutron sources, such as those based on californium-252, have limitations regarding isotope longevity.
  • There is a need for advanced neutron sources with improved characteristics.

Purpose of the Study:

  • To develop and certify a new standard neutron source.
  • To utilize the curium-248 isotope for enhanced source longevity.
  • To characterize the neutron yield and performance of the novel source.

Main Methods:

  • The neutron source was constructed using an active core comprising a platinum-curium alloy pellet.
  • The curium-248 isotope was employed, chosen for its longer half-life compared to californium-252.

Related Experiment Videos

  • Neutron yield was measured and certified with specified uncertainty and confidence levels.

    • Main Results:

    • A new standard neutron source based on curium-248 was successfully developed, prepared, and certified.
    • The measured full neutron yield of the source is 2.30 x 10(4) s(-1).
    • The source exhibits a measurement uncertainty of 4% at a 0.95 confidence level.

    Conclusions:

    • The newly developed curium-248 neutron source represents a significant advancement in neutron metrology.
    • Its longer-lived isotope offers potential advantages over existing californium-252 sources.
    • The certified neutron yield confirms its suitability as a standard neutron source.