The nature of excitations in a molecular Haldane system
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It is well known that an S = 1 antiferromagnetic spin chain is predicted to have a quantum disordered ground state and a gap in its excitation spectrum. This so-called Haldane...
众所周知，自旋量子数S=1的反铁磁自旋链被预言存在量子无序基态，且其激发谱存在能隙。这一现象即所谓的哈尔丹（Haldane）……
