Phase transition in ammonium sulphate at -50°C: A study of librational mode softening by paramagnetic NH3+ probes

This publication has 12 references indexed in Scilit:

• Paramagnetic defects in irradiated ferroelectric (NH4)2SO4
  The Journal of Chemical Physics, 1975
• Ferroelectric Phase Transition in (NH₄)₂SO₄-K₂SO₄Mixed Crystals
  Journal of the Physics Society Japan, 1975
• Internal field in ferroelectric triglycine sulphate crystals as studied by epr of V02 impuritiest
  Ferroelectrics, 1974
• The ferroelectric phase transition in ammonium sulphate
  Chemical Physics Letters, 1973
• Elastic anomaly in (NH4)2SO4
  Physica Status Solidi (a), 1973
• The Origin of the Ferroelectric Phase Transition in Ammonium Sulfate
  Journal of the Physics Society Japan, 1973
• The spontaneous polarization of (NH4)2SO4
  Solid State Communications, 1970
• Deuteron Magnetic Resonance and Proton Relaxation Times in Ferroelectric Ammonium Sulfate
  The Journal of Chemical Physics, 1967
• Neutron-Diffraction Study of the Structures of Ferroelectric and Paraelectric Ammonium Sulfate
  The Journal of Chemical Physics, 1966
• Dielectric and Thermal Study of ${\left(\mathrm{N}{\mathrm{H}}_4\right)}_2$S${\mathrm{O}}_4$ and ${\left(\mathrm{N}{\mathrm{H}}_4\right)}_2$Be${\mathrm{F}}_4$ Transitions
  Physical Review B, 1958