Abstract
Static dielectric measurements on the ferroelectric crystal KH2PO4 (KDP) at pressures to 3 kbar indicate a tricritical point at 2.4±0.2 kbar. The exponent δ at this pressure agrees well with the value of 5 obtained from mean-field theory for the tricritical exponent.
Work supported by National Science Foundation Grant DMR76-11828 A01.
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© 1978 Plenum Press, New York
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Schmidt, V.H. (1978). Tricritical Point in KDP. In: Chu, C.W., Woollam, J.A. (eds) High-Pressure and Low-Temperature Physics. Springer, Boston, MA. https://doi.org/10.1007/978-1-4684-3351-7_16
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DOI: https://doi.org/10.1007/978-1-4684-3351-7_16
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