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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Бібліографічні деталі
Дата:2007
Автори: Zachariasz, R., Ilczuk, J., Brus, B.
Формат: Стаття
Мова:English
Опубліковано: НТК «Інститут монокристалів» НАН України 2007
Назва видання:Functional Materials
Онлайн доступ:http://dspace.nbuv.gov.ua/handle/123456789/136470
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Назва журналу:Digital Library of Periodicals of National Academy of Sciences of Ukraine
Цитувати: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 irk-123456789-136470
record_format dspace
spelling irk-123456789-1364702018-06-17T03:06:56Z The relaxation phenomena in irradiated PZT type piezoceramics Zachariasz, R. Ilczuk, J. Brus, B. 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. 2007 Article 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 http://dspace.nbuv.gov.ua/handle/123456789/136470 en Functional Materials НТК «Інститут монокристалів» НАН України
institution Digital Library of Periodicals of National Academy of Sciences of Ukraine
collection DSpace DC
language English
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.
format Article
author Zachariasz, R.
Ilczuk, J.
Brus, B.
spellingShingle Zachariasz, R.
Ilczuk, J.
Brus, B.
The relaxation phenomena in irradiated PZT type piezoceramics
Functional Materials
author_facet Zachariasz, R.
Ilczuk, J.
Brus, B.
author_sort Zachariasz, R.
title The relaxation phenomena in irradiated PZT type piezoceramics
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
publisher НТК «Інститут монокристалів» НАН України
publishDate 2007
url http://dspace.nbuv.gov.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.
series Functional Materials
work_keys_str_mv AT zachariaszr therelaxationphenomenainirradiatedpzttypepiezoceramics
AT ilczukj therelaxationphenomenainirradiatedpzttypepiezoceramics
AT brusb therelaxationphenomenainirradiatedpzttypepiezoceramics
AT zachariaszr relaxationphenomenainirradiatedpzttypepiezoceramics
AT ilczukj relaxationphenomenainirradiatedpzttypepiezoceramics
AT brusb relaxationphenomenainirradiatedpzttypepiezoceramics
first_indexed 2025-07-10T01:26:30Z
last_indexed 2025-07-10T01:26:30Z
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