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Presumption for a Quantum Energy Gap in the Quasi-One-Dimensional <i>S</i> = 1 Heisenberg Antiferromagnet Ni(C <sub>2</sub> H <sub>8</sub> N <sub>2</sub> ) <sub>2</sub> NO <sub>2</sub> (ClO <sub>4</sub> )
434
Citations
19
References
1987
Year
Quantum Lattice SystemEngineeringLow-dimensional MagnetismSpin SystemsMagnetic ResonanceOne-dimensional MagnetismMagnetismQuantum MaterialsHeisenberg Antiferromagnet NiQuantum MatterQuantum SciencePhysicsMagnetic SusceptibilityCondensed Matter TheoryQuantum MagnetismSpintronicsNatural SciencesQuantum Energy GapCondensed Matter PhysicsApplied PhysicsDisordered Quantum SystemQuantum DevicesNeutron ScatteringGround State
Magnetic susceptibility and inelastic neutron scattering experiments have been performed in the nearly ideal one-dimensional Heisenberg antiferromagnet with spin one, Ni(C2H8N2)2NO2ClO4. The experimental results are consistent with the recent theoretical predictions for a quantum energy gap between the ground state and the first excited states.
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