Study of the modifications of the electric field gradient in hexafluorohafnates of transition metals above room temperature

The temperature dependence above room temperature of the hyperfine quadrupole interactions measured by the time differential perturbed angular correlations technique at hafnium sites in AHfF6·nH2O, with A=Co and Zn andn=6, 4 and 0, is presented. The different steps of the dehydration process are ref...

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Autores principales: Taylor, Marcela Andrea, Ceolín, Marcelo Raúl, Martínez, Jorge Alberto
Formato: Articulo
Lenguaje:Inglés
Publicado: 1993
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Acceso en línea:http://sedici.unlp.edu.ar/handle/10915/139075
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id I19-R120-10915-139075
record_format dspace
institution Universidad Nacional de La Plata
institution_str I-19
repository_str R-120
collection SEDICI (UNLP)
language Inglés
topic Ciencias Exactas
temperature
hyperfine quadrupole
electric field gradient
spellingShingle Ciencias Exactas
temperature
hyperfine quadrupole
electric field gradient
Taylor, Marcela Andrea
Ceolín, Marcelo Raúl
Martínez, Jorge Alberto
Study of the modifications of the electric field gradient in hexafluorohafnates of transition metals above room temperature
topic_facet Ciencias Exactas
temperature
hyperfine quadrupole
electric field gradient
description The temperature dependence above room temperature of the hyperfine quadrupole interactions measured by the time differential perturbed angular correlations technique at hafnium sites in AHfF6·nH2O, with A=Co and Zn andn=6, 4 and 0, is presented. The different steps of the dehydration process are reflected by modifications on the hyperfine quadrupole parameters at increasing temperature. The changes in the electric field gradient as water molecules are lost are interpreted in terms of distortions induced in the [HfF6]2− octahedrons.
format Articulo
Articulo
author Taylor, Marcela Andrea
Ceolín, Marcelo Raúl
Martínez, Jorge Alberto
author_facet Taylor, Marcela Andrea
Ceolín, Marcelo Raúl
Martínez, Jorge Alberto
author_sort Taylor, Marcela Andrea
title Study of the modifications of the electric field gradient in hexafluorohafnates of transition metals above room temperature
title_short Study of the modifications of the electric field gradient in hexafluorohafnates of transition metals above room temperature
title_full Study of the modifications of the electric field gradient in hexafluorohafnates of transition metals above room temperature
title_fullStr Study of the modifications of the electric field gradient in hexafluorohafnates of transition metals above room temperature
title_full_unstemmed Study of the modifications of the electric field gradient in hexafluorohafnates of transition metals above room temperature
title_sort study of the modifications of the electric field gradient in hexafluorohafnates of transition metals above room temperature
publishDate 1993
url http://sedici.unlp.edu.ar/handle/10915/139075
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AT ceolinmarceloraul studyofthemodificationsoftheelectricfieldgradientinhexafluorohafnatesoftransitionmetalsaboveroomtemperature
AT martinezjorgealberto studyofthemodificationsoftheelectricfieldgradientinhexafluorohafnatesoftransitionmetalsaboveroomtemperature
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