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Updated: Aug 6, 2026
06:42
Magnetically Induced Rotating Rayleigh-Taylor Instability
Published on: March 3, 2017
Low temperature magnetic instabilities in triply charged fulleride polymers
Ar&cbreve;on1, Prassides, Maniero
1Fullerene Science Centre, School of Chemistry, Physics and Environmental Sciences, University of Sussex, Brighton, BN1 9QJ, United Kingdom.
Physical Review Letters
|October 4, 2000
Summary
The electronic properties of Na2Rb0.3Cs0.7C60 polymers were studied. A pseudogap and magnetic ordering were observed at low temperatures, sensitive to interchain separation.
Area of Science:
- Condensed matter physics
- Materials science
Background:
- The electronic properties of fullerene-based polymers are of significant interest.
- Na2Rb1-xCsxC60 is a family of polymers with tunable electronic properties.
Purpose of the Study:
- To investigate the electronic properties of the C3-60 polymer in Na2Rb0.3Cs0.7C60.
- To understand the influence of chemical control and interchain separation on electronic behavior.
Main Methods:
- Electron Spin Resonance (ESR) spectroscopy at X-band and high field (109.056 GHz).
Main Results:
- The material behaves as a strongly correlated quasi-one-dimensional metal down to 45 K.
- A pseudogap of magnetic origin opens at the Fermi level below 45 K.
- Three-dimensional magnetic ordering occurs below approximately 15 K, evidenced by an antiferromagnetic resonance mode.
Conclusions:
- The Na2Rb1-xCsxC60 polymer system allows for chemical control over electronic properties.
- The opening of the pseudogap is highly sensitive to interchain separation, highlighting its importance in this itinerant electron system.
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