Abstract
At room temperature and ambient pressure, crystalline titanium has a hexagonal-close-packed (hcp) lattice and at high temperature appears as a body-centered-cubic (bcc) structure. In fact, the phase transitions of titanium have been investigated under various pressures and temperatures. However, the phase transitions of titanium have been mostly reported at high pressure, while less attention has been paid to various ranges of high temperature. Therefore, in this study, we have considered the thermal stability of α phase of titanium by using X-ray diffraction (XRD) at high temperature. The observed experimental results of the diffraction show that the stability range of α phase varies between room temperature to around 923 K (650 °C).
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Acknowledgments
We express our sincere gratitude to Professor Kamran Ahmadi, Director of the XRD Laboratory of Materials and Energy Research Center in Karaj (Iran), for kindly providing us with several opportunities to benefit from the XRD facilities at the Center.
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Manuscript submitted May 5, 2009.
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Jafari, M., Vaezzadeh, M. & Noroozizadeh, S. Thermal Stability of α Phase of Titanium by Using X-Ray Diffraction. Metall Mater Trans A 41, 3287–3290 (2010). https://doi.org/10.1007/s11661-010-0393-1
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DOI: https://doi.org/10.1007/s11661-010-0393-1