軌道子

軌道子（英語：orbiton）是一種准粒子，是電子出現電荷自旋分離現象時分裂成的三種准粒子之一（另兩種為自旋子與空穴子）。^[1]

1997－1998年，van den Brink、Khomskii與Sawatzky從理論上預言了軌道子的存在。^[2]^[3]2011年的一項研究則在實驗中觀察到了軌道子。^[4]^[5]實驗使用X射線照射一維Sr₂CuO₃材料，導致銅原子中的電子躍遷到高能軌道，並分裂成攜帶自旋性質的自旋子與攜帶軌道位的軌道子。

參見

參考文獻

↑ Discovery About Behavior Of Building Block Of Nature Could Lead To Computer Revolution. ScienceDaily. 2009-07-31 [2009-08-01].
↑ H.F. Pen, J. van den Brink, D. I. Khomskii and G.A. Sawatzky. Orbitally ordered, triangular spin singlet phase in LiVO2.. Physical Review Letters. 1997, 78: 1323.
↑ J. van den Brink, W. Stekelenburg, D.I. Khomskii, G.A. Sawatzky and K.I. Kugel. Spin and orbital excitations in magnetic insulators with Jahn-Teller ions.. Physical Review B. 1998, 58: 10276.
↑ Schlappa, J.; Wohlfeld, K.; Zhou, K. J.; Mourigal, M.; Haverkort, M. W.; Strocov, V. N.; Hozoi, L.; Monney, C.; Nishimoto, S. Spin–orbital separation in the quasi-one-dimensional Mott insulator Sr2CuO3. Nature. 2012-04-18 [2012-04-21]. doi:10.1038/nature10974.
↑ Not-quite-so elementary, my dear electron. Nature News. 2012-04-18 [2012-04-21].

[1] Discovery About Behavior Of Building Block Of Nature Could Lead To Computer Revolution. ScienceDaily. 2009-07-31 [2009-08-01].

[2] H.F. Pen, J. van den Brink, D. I. Khomskii and G.A. Sawatzky. Orbitally ordered, triangular spin singlet phase in LiVO2.. Physical Review Letters. 1997, 78: 1323.

[3] J. van den Brink, W. Stekelenburg, D.I. Khomskii, G.A. Sawatzky and K.I. Kugel. Spin and orbital excitations in magnetic insulators with Jahn-Teller ions.. Physical Review B. 1998, 58: 10276.

[4] Schlappa, J.; Wohlfeld, K.; Zhou, K. J.; Mourigal, M.; Haverkort, M. W.; Strocov, V. N.; Hozoi, L.; Monney, C.; Nishimoto, S. Spin–orbital separation in the quasi-one-dimensional Mott insulator Sr2CuO3. Nature. 2012-04-18 [2012-04-21]. doi:10.1038/nature10974.

[5] Not-quite-so elementary, my dear electron. Nature News. 2012-04-18 [2012-04-21].

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