Absence of Magnetic Dipolar Phase Transition and Evolution of Low-Energy Excitations in PrNb 2 Al 20 with Crystal Electric Field Γ 3 Ground State: Evidence from 93 Nb-NQR Studies

We report measurements of bulk magnetic susceptibility and 93Nb nuclear quadrupole resonance (NQR) in the Pr-based caged compound PrNb2Al20. By analyzing the magnetic susceptibility and magnetizati...

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