Pressure-Induced Successive Magnetic Phase Transitions in the Spin Gap System TlCuCl${}_3$

A. Oosawa, K. Kakurai, T. Osakabe +3

Under the hydrostatic pressure $P=1.48$ GPa, polarized neutron elastic scattering experiments have been carried out on the coupled spin dimer system TlCuCl${}_3$ with the gapped grou…