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Novel hesteresis features in molecular and nano magnets

This novel explores the hysteresis features in molecular and nano magnets, with a focus on the dipolar interactions and quantum steps in magnetic crystals. Collaborators include Jie Liu, Biao Wu, Roberto Diener, Libin Fu, Yu Gui Yao, and James L. Erskine.

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Novel hesteresis features in molecular and nano magnets

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  1. Novel hesteresis features in molecular and nano magnets Qian Niu University of Texas at Austin Collaborators: Jie Liu, Biao Wu, Roberto Diener, Libin Fu Yu Gui Yao, James L. Erskine.

  2. Outline • Molecular magnets and quantum steps • Dipolar interactions: shuffling and jamming • Conclusion

  3. (from W. Vernsdorfer)

  4. [Fe8(1,4,7-C6H15N3)6(OH)12O2] Br8•9H2O

  5. Conclusion • Quantum steps in hysteresis of Fe8 crystal • Explained by a microscopic model • dipolar interaction between molecular spins

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