The relaxation phenomena in irradiated PZT type piezoceramics

The samples of PZT type multi-component piezoceramics Pb₀.₉₇₅Ba₀.₀₁Ca₀.₀₁Sr₀.₀₀₅(Zr₀.₅₂Ti₀.₄₈)O₃ + 1.4 wt.% Bi₂O₃ + 0.3 wt% GeO obtained by hot pressing were shaped as (30x10x0.9) mm3 plane-parallel plates. Some samples were subjected to polarization by low temperature method (T = 423 K, Ep = 30 kV/...

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Veröffentlicht in:Functional Materials
Datum:2007
Hauptverfasser: Zachariasz, R., Ilczuk, J., Brus, B.
Format: Artikel
Sprache:English
Veröffentlicht: НТК «Інститут монокристалів» НАН України 2007
Online Zugang:https://nasplib.isofts.kiev.ua/handle/123456789/136470
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Zitieren:The relaxation phenomena in irradiated PZT type piezoceramics / R. Zachariasz, J. Ilczuk, B. Brus // Functional Materials. — 2007. — Т. 14, № 1. — С. 114-119. — Бібліогр.: 19 назв. — англ.

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Digital Library of Periodicals of National Academy of Sciences of Ukraine
id nasplib_isofts_kiev_ua-123456789-136470
record_format dspace
spelling Zachariasz, R.
Ilczuk, J.
Brus, B.
2018-06-16T12:50:52Z
2018-06-16T12:50:52Z
2007
The relaxation phenomena in irradiated PZT type piezoceramics / R. Zachariasz, J. Ilczuk, B. Brus // Functional Materials. — 2007. — Т. 14, № 1. — С. 114-119. — Бібліогр.: 19 назв. — англ.
1027-5495
https://nasplib.isofts.kiev.ua/handle/123456789/136470
The samples of PZT type multi-component piezoceramics Pb₀.₉₇₅Ba₀.₀₁Ca₀.₀₁Sr₀.₀₀₅(Zr₀.₅₂Ti₀.₄₈)O₃ + 1.4 wt.% Bi₂O₃ + 0.3 wt% GeO obtained by hot pressing were shaped as (30x10x0.9) mm3 plane-parallel plates. Some samples were subjected to polarization by low temperature method (T = 423 K, Ep = 30 kV/cm, t = 30 min), and others were γ-irradiated (200 kGy, ⁶⁰Co). For all specimens, temperature dependences of the internal friction Q⁻¹ and Young's modulus E were determined while heating at a rate of 3 K/min. The Q⁻¹(T) curve shows two peaks PR and PT,' located for non-irradiated sample at TR= 380 K, TF = 640 K, respectively. For samples irradiated at 200 kGy dose, the PR peak shifts towards higher temperatures, while PT,' towards lower ones. The values of Young's modulus E are decreased in the area of the PR and PF peaks. At room temperature, the E value is 133 GPa for the non-irradiated sample and 150 GPa for the irradiated one. The relaxation peak PR has been shown to be due to the domain boundary interaction with oxygen vacancies while the PF one is related to the phase transition at the Curie point.
en
НТК «Інститут монокристалів» НАН України
Functional Materials
The relaxation phenomena in irradiated PZT type piezoceramics
Релаксація явища в опроміненій п'єзокераміці типу ЦТС
Article
published earlier
institution Digital Library of Periodicals of National Academy of Sciences of Ukraine
collection DSpace DC
title The relaxation phenomena in irradiated PZT type piezoceramics
spellingShingle The relaxation phenomena in irradiated PZT type piezoceramics
Zachariasz, R.
Ilczuk, J.
Brus, B.
title_short The relaxation phenomena in irradiated PZT type piezoceramics
title_full The relaxation phenomena in irradiated PZT type piezoceramics
title_fullStr The relaxation phenomena in irradiated PZT type piezoceramics
title_full_unstemmed The relaxation phenomena in irradiated PZT type piezoceramics
title_sort relaxation phenomena in irradiated pzt type piezoceramics
author Zachariasz, R.
Ilczuk, J.
Brus, B.
author_facet Zachariasz, R.
Ilczuk, J.
Brus, B.
publishDate 2007
language English
container_title Functional Materials
publisher НТК «Інститут монокристалів» НАН України
format Article
title_alt Релаксація явища в опроміненій п'єзокераміці типу ЦТС
description The samples of PZT type multi-component piezoceramics Pb₀.₉₇₅Ba₀.₀₁Ca₀.₀₁Sr₀.₀₀₅(Zr₀.₅₂Ti₀.₄₈)O₃ + 1.4 wt.% Bi₂O₃ + 0.3 wt% GeO obtained by hot pressing were shaped as (30x10x0.9) mm3 plane-parallel plates. Some samples were subjected to polarization by low temperature method (T = 423 K, Ep = 30 kV/cm, t = 30 min), and others were γ-irradiated (200 kGy, ⁶⁰Co). For all specimens, temperature dependences of the internal friction Q⁻¹ and Young's modulus E were determined while heating at a rate of 3 K/min. The Q⁻¹(T) curve shows two peaks PR and PT,' located for non-irradiated sample at TR= 380 K, TF = 640 K, respectively. For samples irradiated at 200 kGy dose, the PR peak shifts towards higher temperatures, while PT,' towards lower ones. The values of Young's modulus E are decreased in the area of the PR and PF peaks. At room temperature, the E value is 133 GPa for the non-irradiated sample and 150 GPa for the irradiated one. The relaxation peak PR has been shown to be due to the domain boundary interaction with oxygen vacancies while the PF one is related to the phase transition at the Curie point.
issn 1027-5495
url https://nasplib.isofts.kiev.ua/handle/123456789/136470
citation_txt The relaxation phenomena in irradiated PZT type piezoceramics / R. Zachariasz, J. Ilczuk, B. Brus // Functional Materials. — 2007. — Т. 14, № 1. — С. 114-119. — Бібліогр.: 19 назв. — англ.
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AT zachariaszr relaksacíââviŝavopromíneníipêzokeramícítipucts
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first_indexed 2025-11-26T02:06:01Z
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