Mechanical properties of ultra-high pressure sintered sphene (CaTiSiO5)

The investigation of nano-mechanical properties of sphene sintered under ultra-high pressures in the order of 4 GPa is done using indentation techniques. An indentation hardness of 6.6 GPa and reduced elastic modulus of 112.3 GPa is reported at maximum load of 7 mN. The material exhibits a high elas...

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Main Authors: Eranezhuth Wasan Awin, Branko Matović, Jelena Maletaškić, Vladimir Urbanovich, Ravi Kumar
Format: Article
Language:English
Published: University of Novi Sad 2016-12-01
Series:Processing and Application of Ceramics
Subjects:
Online Access:http://www.tf.uns.ac.rs/publikacije/PAC/pdf/PAC%2034%2012.pdf
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author Eranezhuth Wasan Awin
Branko Matović
Jelena Maletaškić
Vladimir Urbanovich
Ravi Kumar
author_facet Eranezhuth Wasan Awin
Branko Matović
Jelena Maletaškić
Vladimir Urbanovich
Ravi Kumar
author_sort Eranezhuth Wasan Awin
collection DOAJ
description The investigation of nano-mechanical properties of sphene sintered under ultra-high pressures in the order of 4 GPa is done using indentation techniques. An indentation hardness of 6.6 GPa and reduced elastic modulus of 112.3 GPa is reported at maximum load of 7 mN. The material exhibits a high elastic recovery (∼59.1%) and the nature of deformation mechanism has been comprehended from the plastic work ratio. In addition, the fracture toughness of the material is also evaluated using indentation crack length method.
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spelling doaj.art-56775adf0fa64e4db3fe44b895082d7e2022-12-22T02:50:16ZengUniversity of Novi SadProcessing and Application of Ceramics1820-61312406-10342016-12-0110429529810.2298/PAC1604295AMechanical properties of ultra-high pressure sintered sphene (CaTiSiO5)Eranezhuth Wasan Awin0 Branko Matović1Jelena Maletaškić2Vladimir Urbanovich3Ravi Kumar4Materials Processing Section, Department of Metallurgical and Materials Engineering, Indian Institute of Technology-Madras (IIT Madras), Chennai 600036, IndiaInstitute of Nuclear Sciences Vinca, Department of Materials Sciences, University of Belgrade, SerbiaInstitute of Nuclear Sciences Vinca, Department of Materials Sciences, University of Belgrade, SerbiaScientific-Practical and Materials Research Center, NAS of Belarus, 19 P. Brovka Street, 220072 Minsk, BelarusMaterials Processing Section, Department of Metallurgical and Materials Engineering, Indian Institute of Technology-Madras (IIT Madras), Chennai 600036, IndiaThe investigation of nano-mechanical properties of sphene sintered under ultra-high pressures in the order of 4 GPa is done using indentation techniques. An indentation hardness of 6.6 GPa and reduced elastic modulus of 112.3 GPa is reported at maximum load of 7 mN. The material exhibits a high elastic recovery (∼59.1%) and the nature of deformation mechanism has been comprehended from the plastic work ratio. In addition, the fracture toughness of the material is also evaluated using indentation crack length method.http://www.tf.uns.ac.rs/publikacije/PAC/pdf/PAC%2034%2012.pdfmechanical propertiesindentationhardnesssintering
spellingShingle Eranezhuth Wasan Awin
Branko Matović
Jelena Maletaškić
Vladimir Urbanovich
Ravi Kumar
Mechanical properties of ultra-high pressure sintered sphene (CaTiSiO5)
Processing and Application of Ceramics
mechanical properties
indentation
hardness
sintering
title Mechanical properties of ultra-high pressure sintered sphene (CaTiSiO5)
title_full Mechanical properties of ultra-high pressure sintered sphene (CaTiSiO5)
title_fullStr Mechanical properties of ultra-high pressure sintered sphene (CaTiSiO5)
title_full_unstemmed Mechanical properties of ultra-high pressure sintered sphene (CaTiSiO5)
title_short Mechanical properties of ultra-high pressure sintered sphene (CaTiSiO5)
title_sort mechanical properties of ultra high pressure sintered sphene catisio5
topic mechanical properties
indentation
hardness
sintering
url http://www.tf.uns.ac.rs/publikacije/PAC/pdf/PAC%2034%2012.pdf
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