Powder metallurgical synthesis of biodegradable mg-hydroxyapatite composites for biomedical applications

Publikation: Beiträge in SammelwerkenAufsätze in KonferenzbändenForschungbegutachtet

Standard

Powder metallurgical synthesis of biodegradable mg-hydroxyapatite composites for biomedical applications. / Stüpp, César Augusto; Mendis, Chamini Lakshi; Mohedano, Marta et al.
Light Metals Technology 2015. Hrsg. / Hilda K. Chikwanda; Silethelwe Chikosha. Trans Tech Publications Ltd, 2015. S. 165-171 (Materials Science Forum; Band 828-829).

Publikation: Beiträge in SammelwerkenAufsätze in KonferenzbändenForschungbegutachtet

Harvard

Stüpp, CA, Mendis, CL, Mohedano, M, Szakács, G, Gensch, F, Müller, S, Feyerabend, F, Hotza, D, Fredel, MC & Hort, N 2015, Powder metallurgical synthesis of biodegradable mg-hydroxyapatite composites for biomedical applications. in HK Chikwanda & S Chikosha (Hrsg.), Light Metals Technology 2015. Materials Science Forum, Bd. 828-829, Trans Tech Publications Ltd, S. 165-171, 7th International Light Metals Technology Conference, LMT 2015, Port Elizabeth, Südafrika, 27.07.15. https://doi.org/10.4028/www.scientific.net/MSF.828-829.165

APA

Stüpp, C. A., Mendis, C. L., Mohedano, M., Szakács, G., Gensch, F., Müller, S., Feyerabend, F., Hotza, D., Fredel, M. C., & Hort, N. (2015). Powder metallurgical synthesis of biodegradable mg-hydroxyapatite composites for biomedical applications. In H. K. Chikwanda, & S. Chikosha (Hrsg.), Light Metals Technology 2015 (S. 165-171). (Materials Science Forum; Band 828-829). Trans Tech Publications Ltd. https://doi.org/10.4028/www.scientific.net/MSF.828-829.165

Vancouver

Stüpp CA, Mendis CL, Mohedano M, Szakács G, Gensch F, Müller S et al. Powder metallurgical synthesis of biodegradable mg-hydroxyapatite composites for biomedical applications. in Chikwanda HK, Chikosha S, Hrsg., Light Metals Technology 2015. Trans Tech Publications Ltd. 2015. S. 165-171. (Materials Science Forum). doi: 10.4028/www.scientific.net/MSF.828-829.165

Bibtex

@inbook{d9c8ac289e9c496a90a662636ddb3450,
title = "Powder metallurgical synthesis of biodegradable mg-hydroxyapatite composites for biomedical applications",
abstract = "Biodegradable Mg alloys are a new class of temporary implant materials for musculo-skeletal surgery. Recent studies show that Mg-based alloys can be biocompatible and there is a high demand to design Mg alloys with adjustable corrosion rates and suitable mechanical properties. An approach to solving this challenge might be the use of Mg metal matrix composites (Mg-MMC). In this study, a Mg-MMC composed of ZK60 was investigated as the base material and hydroxyapatite (HA) particles were added for tailoring its properties. The composite was produced by high-energy ball milling followed by hot extrusion. The HA particles were homogeneously distributed in the ZK60 matrix after ball milling and the composite was consolidated by hot extrusion. This work presents the influence of different amounts of HA on corrosion behaviour and mechanical properties of the composite. Corrosion properties were evaluated by immersion and electrochemical measurements in physiological media at 37 °C. A slight improvement in the corrosion resistance was observed for Mg-MMC most likely due to the presence of more stable corrosion products. Compression tests were used to measure the mechanical properties. Under compression, samples showed a slight increase in the compressive yield strength with the addition of HA, while the ultimate strength did not change significantly.",
keywords = "Corrosion behaviour, Hydroxyapatite, Mechanical properties, Mg-MMC, Engineering",
author = "St{\"u}pp, {C{\'e}sar Augusto} and Mendis, {Chamini Lakshi} and Marta Mohedano and G{\'a}bor Szak{\'a}cs and Felix Gensch and S{\"o}ren M{\"u}ller and Frank Feyerabend and Dachamir Hotza and Fredel, {Marcio Celso} and Norbert Hort",
year = "2015",
doi = "10.4028/www.scientific.net/MSF.828-829.165",
language = "English",
isbn = "9783038355625",
series = "Materials Science Forum",
publisher = "Trans Tech Publications Ltd",
pages = "165--171",
editor = "Chikwanda, {Hilda K.} and Silethelwe Chikosha",
booktitle = "Light Metals Technology 2015",
address = "Switzerland",
note = "7th International Light Metals Technology Conference, LMT 2015, LMT 2015 ; Conference date: 27-07-2015 Through 29-07-2015",

}

RIS

TY - CHAP

T1 - Powder metallurgical synthesis of biodegradable mg-hydroxyapatite composites for biomedical applications

AU - Stüpp, César Augusto

AU - Mendis, Chamini Lakshi

AU - Mohedano, Marta

AU - Szakács, Gábor

AU - Gensch, Felix

AU - Müller, Sören

AU - Feyerabend, Frank

AU - Hotza, Dachamir

AU - Fredel, Marcio Celso

AU - Hort, Norbert

N1 - Conference code: 7

PY - 2015

Y1 - 2015

N2 - Biodegradable Mg alloys are a new class of temporary implant materials for musculo-skeletal surgery. Recent studies show that Mg-based alloys can be biocompatible and there is a high demand to design Mg alloys with adjustable corrosion rates and suitable mechanical properties. An approach to solving this challenge might be the use of Mg metal matrix composites (Mg-MMC). In this study, a Mg-MMC composed of ZK60 was investigated as the base material and hydroxyapatite (HA) particles were added for tailoring its properties. The composite was produced by high-energy ball milling followed by hot extrusion. The HA particles were homogeneously distributed in the ZK60 matrix after ball milling and the composite was consolidated by hot extrusion. This work presents the influence of different amounts of HA on corrosion behaviour and mechanical properties of the composite. Corrosion properties were evaluated by immersion and electrochemical measurements in physiological media at 37 °C. A slight improvement in the corrosion resistance was observed for Mg-MMC most likely due to the presence of more stable corrosion products. Compression tests were used to measure the mechanical properties. Under compression, samples showed a slight increase in the compressive yield strength with the addition of HA, while the ultimate strength did not change significantly.

AB - Biodegradable Mg alloys are a new class of temporary implant materials for musculo-skeletal surgery. Recent studies show that Mg-based alloys can be biocompatible and there is a high demand to design Mg alloys with adjustable corrosion rates and suitable mechanical properties. An approach to solving this challenge might be the use of Mg metal matrix composites (Mg-MMC). In this study, a Mg-MMC composed of ZK60 was investigated as the base material and hydroxyapatite (HA) particles were added for tailoring its properties. The composite was produced by high-energy ball milling followed by hot extrusion. The HA particles were homogeneously distributed in the ZK60 matrix after ball milling and the composite was consolidated by hot extrusion. This work presents the influence of different amounts of HA on corrosion behaviour and mechanical properties of the composite. Corrosion properties were evaluated by immersion and electrochemical measurements in physiological media at 37 °C. A slight improvement in the corrosion resistance was observed for Mg-MMC most likely due to the presence of more stable corrosion products. Compression tests were used to measure the mechanical properties. Under compression, samples showed a slight increase in the compressive yield strength with the addition of HA, while the ultimate strength did not change significantly.

KW - Corrosion behaviour

KW - Hydroxyapatite

KW - Mechanical properties

KW - Mg-MMC

KW - Engineering

UR - http://www.scopus.com/inward/record.url?scp=84954492491&partnerID=8YFLogxK

U2 - 10.4028/www.scientific.net/MSF.828-829.165

DO - 10.4028/www.scientific.net/MSF.828-829.165

M3 - Article in conference proceedings

AN - SCOPUS:84954492491

SN - 9783038355625

T3 - Materials Science Forum

SP - 165

EP - 171

BT - Light Metals Technology 2015

A2 - Chikwanda, Hilda K.

A2 - Chikosha, Silethelwe

PB - Trans Tech Publications Ltd

T2 - 7th International Light Metals Technology Conference, LMT 2015

Y2 - 27 July 2015 through 29 July 2015

ER -