Published 1999 | Version Published
Book Section - Chapter Open

Secondary Electron-Capture Clock Isotopes as a Probe of Reacceleration

Abstract

Cosmic rays that are produced by nuclear interactions during propagation and decay only by electron capture can be used to determine the level of cosmic ray reacceleration that has occurred. The high resolution, large statistical sample of cosmic rays collected by the Cosmic Ray Isotope Spectrometer (CRIS) aboard the Advanced Composition Explorer (ACE) spacecraft provides a data set that allows precision measurements of these isotopic abundances. We discuss electron capture decay, the signatures of reacceleration, and the sensitivity with which reacceleration models can be tested.

Additional Information

© University of Utah. Provided by the NASA Astrophysics Data System. This research was supported by NASA at the California Institute of Technology (under grant NAG5-6912), the Jet Propulsion Laboratory, the Goddard Space Flight Center, and Washington University.

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Identifiers

Eprint ID
54824
Resolver ID
CaltechAUTHORS:20150213-100300982

Funding

NASA
NAG5-6912

Dates

Created
2015-02-20
Created from EPrint's datestamp field
Updated
2020-03-09
Created from EPrint's last_modified field

Caltech Custom Metadata

Caltech groups
Space Radiation Laboratory , Physics Department
Other Numbering System Name
Space Radiation Laboratory
Other Numbering System Identifier
1999-31