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Radiation effects on optical and dielectric properties of PLZT and PSN ceramics

  • Andris Sternberg*
  • , Leonids Shebanovs
  • , Eriks Birks
  • , Astrida Spule
  • , Peteris Kulis
  • , Harald W. Weber
  • , Herbert Klima
  • , Franz Sauerzopf
  • , Uldis Ulmanis
  • *Šī darba korespondējošais autors
  • University of Latvia

Zinātniskās darbības rezultāts: Devums konferencēKonferences rakstskoleģiāli recenzēts

1 Atsauce (Scopus)

Kopsavilkums

The effects of γ-ray, electron and neutron (fluences up to 2·1018 n/cm2) irradiation on extinction spectra and dielectric characteristics (hysteresis, thermal and frequency dependencies of dielectric permittivity ε and losses) in PLZT X/65/35 (X = 4.5-11 at.%) and PbSc0.5Nb0.5O3 ceramics are analyzed with respect to composition, state of phase, and polarization by means of annealing in isochronic and prolonged time regimes. A gradual shift of extinction edge to longer wavelengths, reduction of polarization and ε values, and a progressive diffusion of the phase transition with the increase of irradiation fluence are observed in neutron irradiated PLZT ceramics.

OriģinālvalodaAngļu
Lapas667-670
Lapu skaits4
Publikācijas statussPublicēts - 1996
PasākumsProceedings of the 1996 10th IEEE International Symposium on Applications of Ferroelectrics, ISAF. Part 1 (of 2) - East Brunswick, NJ, USA
Ilgums: 18 aug. 199621 aug. 1996

Konference

KonferenceProceedings of the 1996 10th IEEE International Symposium on Applications of Ferroelectrics, ISAF. Part 1 (of 2)
PilsētaEast Brunswick, NJ, USA
Periods18/08/9621/08/96

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