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Measurement of Ultrafast Vibrational Coherences in Polyatomic Radical Cations with Strong-Field Adiabatic Ionization
Published on: August 6, 2018
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Sub-Nanosecond Lifetime Measurement Using the Recoil-Distance Method.
1Nuclear Structure Research, Laboratory, University of Rochester, Rochester, NY 14627.
Summary
The recoil-distance technique precisely measures nuclear state lifetimes, complementing heavy-ion Coulomb excitation. This combined approach reveals insights into nuclear structure, including collective and single-particle behaviors.
Area of Science:
- Nuclear Physics
- Atomic and Molecular Physics
Background:
- Electromagnetic properties of nuclear states offer insights into collective and single-particle nuclear structure.
- Measuring these properties is crucial for understanding nuclear dynamics.
Purpose of the Study:
- To present the recoil-distance technique as a reliable method for measuring nuclear state lifetimes.
- To demonstrate the synergy between recoil-distance and Coulomb excitation techniques for nuclear structure studies.
Main Methods:
- Utilizing the recoil-distance technique for precise lifetime measurements (picosecond range).
- Employing heavy-ion induced Coulomb excitation for electromagnetic property determination.
- Combining both techniques to investigate specific nuclear phenomena.
Main Results:
- The recoil-distance technique provides direct and precise lifetime measurements.
- Combined methods were applied to study diverse nuclear states in isotopes like Pd, W, Ho, Zr, and Eu.
- Consistent results between lifetime measurements and Coulomb excitation confirm analytical reliability.
Conclusions:
- The recoil-distance technique is a valuable tool for nuclear structure research.
- The combination of recoil-distance and Coulomb excitation offers a comprehensive approach to studying nuclear electromagnetic properties.
- This integrated methodology validates complex analyses in heavy-ion nuclear physics.
