メモ−チューブ

ラダー

• Observation of a Spin Gap in SrCu203 Comprising Spin-2 Quasi-1D Two-Leg Ladders
  • M. Azuma, Z. Hiroi, and M. Takano et al.(PRL73, 3463, 1994)
• Switching of the gapped singlet spin-liquid state to an antiferromagnetically ordered state in SrCu12xZnx-2O3
  • M. Azuma, Y. Fujishiro, and M. Takano
• Observation of a Spin Gap in SrCu203 Comprising Spin-2 Quasi-1D Two-Leg Ladders
  • M. Azuma, Z. Hiroi, and M. Takano et al.

チューブ

• Low-lying excitations of the three-leg spin tube: A density-matrix renormalization group study
  • S. Nishimoto, M. Arikawa
• Quantum phase transitions of the asymmetric three-leg spin tube
  • Toru Sakai et al.Phys. Rev. B 78, 184415 (2008)
    • Fig4を見る。