Effect of deuteration on the coupled modes in K $H_{2}$ P $O_{4}$

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1 May 1976

journal article
research article
Published by American Physical Society (APS) in Physical Review B

Vol. 13 (9) , 3945-3947
https://doi.org/10.1103/physrevb.13.3945

Abstract

The effect of deuteration on the frequencies and pressure dependences of the coupled proton-lattice modes in the ferroelectric phase of K

H_{2}

P

O_{4}

is reported. Both modes increase in frequency and their pressure derivatives change sign with deuteration.

Keywords

This publication has 15 references indexed in Scilit:

Measurement of the "soft" mode and coupled modes in the paraelectric and ferroelectric phases of K $H_{2}$ P $O_{4}$ at high pressure
Physical Review B, 1975
“Soft” mode and coupled modes in the ferroelectric phase of KDP
Solid State Communications, 1975
Effect of deuteration on the ferroelectric transition temperature and the distribution coefficient of deuterium in K(H1−xDx)2PO4
Applied Physics Letters, 1974
Underdamped soft tunnelling modes in hydrogen‐bonded ferroelectrics below T
Physica Status Solidi (b), 1973
Observation of an Underdamped "Soft" Mode in Potassium Dihydrogen Phosphate
Physical Review Letters, 1973
Light-Scattering Studies of the Soft Ferroelectric and Acoustic Modes of K $D_{2}$ P $O_{4}$
Physical Review B, 1973
Proton-Phonon Coupling in Cs $H_{2}$ As $O_{4}$ and K $H_{2}$ As $O_{4}$
Physical Review B, 1971
Vanishing of the Ferroelectric and Antiferroelectric States in K $H_{2}$ P $O_{2}$ -Type Crystals at High Pressure
Physical Review Letters, 1971
Pressure dependence of the ferroelectric properties of KD2PO4
Physics Letters A, 1967
On the isotopic effects in the ferroelectric behaviour of crystals with short hydrogen bonds
Journal of Physics and Chemistry of Solids, 1960