Quantum Critical Magnetic Excitations in Spin-1/2 and Spin-1 Chain Systems

Y. Xu, L. S. Wang, Y. Y. Huang +9

The study of CoNb${}_2$O${}_6$ sits at the confluence of simplicity and complexity: on one hand, the model for Ising chains -- the building blocks of CoNb${}_2$O${}_6$ -- in a transverse f…