G. Luetjering, J. Albrecht, A. Gysler, and F. H. Froes, Titanium '92 Science and Technology, pp.1635-1646, 1993.

C. Andres, A. Gysler, G. Luetjering, and F. H. Froes, Titanium '92 Science and Technology, pp.311-318, 1993.

G. B. Viswanathan, S. Karthikeyan, R. W. Hayes, and M. J. Mills, Creep behavior of Ti6Al-2Sn-4Zr-2Mo: II. Mechanisms of deformation, Acta Mater, vol.50, pp.4965-4980, 2002.

R. S. Mishra, V. V. Stolyarov, C. Echer, R. Z. Valiev, and A. K. Mukherjee, Mechanical behavior and superplasticity of a severe plastic deformation processed nanocrystalline Ti-6Al-4V alloy, Mater. Sci. Eng., A, vol.298, pp.44-50, 2001.

Y. G. Ko, W. G. Kim, C. S. Lee, and D. H. Shin, Microstructural influence on low-temperature superplasticity of ultrafine-grained Ti-6Al-4V alloy, Mater. Sci. Eng., A, pp.156-159, 2005.

A. V. Sergueeva, V. V. Stolyarov, R. Z. Valiev, and A. K. Mukherjee, Enhanced superplasticity in a Ti-6Al-4V alloy processed by severe plastic deformation, Scripta Mater, vol.43, pp.819-824, 2000.

H. Matsumoto, K. Yoshida, S. H. Lee, Y. Ono, and A. Chiba, Ti-6Al-4V alloy with an ultrafine-grained microstructure exhibiting low-temperature-high-strain-rate superplasticity, Mater. Lett, vol.98, pp.209-212, 2013.

H. Matsumoto, T. Nishihara, V. Velay, and V. Vidal, Superplastic property of the Ti-6Al4V alloy with ultrafine-grained heterogeneous microstructure, Adv. Eng. Mater, vol.20, p.1700317, 2018.
URL : https://hal.archives-ouvertes.fr/hal-01693763

M. T. Cope, D. R. Evetts, and N. Ridley, Superplastic deformation characteristics of two microduplex titanium alloys, J. Mater. Sci, vol.21, pp.4003-4008, 1986.

C. H. Park, B. Lee, S. L. Semiatin, and C. S. Lee, Low-temperature superplasticity and coarsening behavior of Ti-6Al-2Sn-4Zr-2Mo-0.1Si, Mater. Sci. Eng., A, vol.527, pp.5203-5211, 2010.

T. Seshacharyulu, S. C. Medeiros, W. G. Frazier, and Y. V. Prasad, Hot working of commercial Ti-6Al-4V with an equiaxed ?-? microstructure: materials modeling considerations, Mater. Sci. Eng., A, vol.284, pp.184-194, 2000.

J. S. Kim, Y. W. Chang, and C. S. Lee, Quantitative analysis on boundary sliding and its accommodation mode during superplastic deformation of two-phase Ti6Al4V alloy, Metall. Mater. Trans, vol.29, pp.217-226, 1998.

S. M. Sastry, P. S. Pao, and K. K. Sankaran, High Temperature Deformation of Ti-6Al-4V, vol.2, pp.873-886, 1980.

R. D. Doherty, D. A. Hughes, F. J. Humphreys, J. J. Jonas, D. Jensen et al., Current issues in recrystallization: a review, vol.238, pp.219-274, 1997.

T. Furuhara, B. Poorganji, H. Abe, and T. Maki, Dynamic recovery and recrystallization in titanium alloys by hot deformation, J. Occup. Med, vol.59, pp.64-67, 2007.
DOI : 10.1007/s11837-007-0013-8

S. Zherebtsov, M. Murzinova, G. Salishchev, and S. L. Semiatin, Spheroidization of the lamellar microstructure in Ti-6Al-4V alloy during warm deformation and annealing, Acta Mater, vol.59, pp.4138-4150, 2011.

F. Humphreys and M. Hatherly, Recrystallization and Related Annealing Phenomena, 1995.

J. Koike, Y. Shimoyama, I. Ohnuma, R. Kainuma, K. Ishida et al., Stressinduced phase transformation during superplastic deformation in two-phase Ti-Al-Fe alloy, Acta Mater, vol.48, pp.2059-2069, 2000.
DOI : 10.1016/s1359-6454(00)00049-5

G. Yamane, V. Velay, V. Vidal, and H. Matsumoto, Mechanical behavior of Ti-6Al-2Sn-4Zr-2Mo titanium alloy under hot and superplastic forming conditions: experiment and modeling, Defect Diffusion Forum, vol.385, pp.413-418, 2018.
DOI : 10.4028/www.scientific.net/ddf.385.413
URL : https://hal.archives-ouvertes.fr/hal-01864430

D. Lee and E. W. Hart, Stress relaxation and mechanical behavior of metals, Metall. Trans, vol.2, pp.1245-1248, 1971.
DOI : 10.1007/bf02664258

T. K. Ha and Y. W. Chang, Internal variable theory of structural superplasticity, Acta Metall. Mater, vol.46, pp.2741-2749, 1998.
DOI : 10.1016/s1359-6454(97)00473-4

Y. N. Kwon and Y. W. Chang, The effect of grain size and temperature on the superplastic deformation behavior of a 7075 alloy, Metall. Mater. Trans, vol.30, pp.2037-2047, 1999.

J. H. Kim, S. L. Semiatin, and C. S. Lee, Constitutive analysis of the high-temperature deformation mechanisms of Ti-6Al-4V and Ti-6.85Al-1.6V alloys, Mater. Sci. Eng., A, vol.394, pp.366-375, 2005.

Y. G. Ko, C. S. Lee, D. H. Shin, and S. L. Semiatin, Low-temperature superplasticity of ultrafine-grained Ti-6Al-4V processed by equal-channel angular pressing, Metall. Mater. Trans, vol.37, pp.381-391, 2006.
DOI : 10.1007/s11661-006-0008-z
URL : http://oasis.postech.ac.kr/bitstream/2014.oak/11511/1/OAIR002269.pdf

H. Matsumoto, T. Nishihara, Y. Iwagaki, T. Shiraishi, Y. Ono et al., Microstructural evolution and deformation mode under high-temperature-tensiledeformation of the Ti-6Al-4V alloy with the metastable ?? martensite starting microstructure, Mater. Sci. Eng., A, vol.661, pp.68-78, 2016.

H. Matsumoto and V. Velay, Mesoscale modeling of dynamic recrystallization, processing map characteristic, and room temperature strength of Ti-6Al-4V alloy forged in the (?+?) region, J. Alloy. Comp, vol.708, pp.404-413, 2017.
URL : https://hal.archives-ouvertes.fr/hal-01819060

R. W. Hayes, G. B. Viswanathan, and M. J. Mills, Creep behavior of Ti-6Al-2Sn-4Zr-2Mo: I. The effect of nickel on creep deformation and microstructure, Acta Mater, vol.50, pp.4953-4963, 2002.

S. L. Semiatin and G. A. Sargent, Constitutive modeling of low-temperature superplastic flow of ultrafine Ti-6Al-4V sheet material, Key Eng. Mater, vol.433, pp.235-240, 2010.

J. S. Kim, J. H. Kim, Y. T. Lee, C. G. Park, and C. S. Lee, Microstructural analysis on boundary sliding and its accommodation mode during superplastic deformation of Ti-6Al-4V alloy, Mater. Sci. Eng., A, vol.263, pp.272-280, 1999.
DOI : 10.1016/s0921-5093(98)01157-5

, Superplastic Forming of Structural Alloys, pp.3-26, 1982.

M. F. Ashby, The deformation of plastically non-homogeneous materials, Philos. Mag. A, vol.21, pp.399-424, 1970.

M. Calcagnotto, D. Ponge, E. Demir, and D. Raabe, Orientation gradients and geometrically necessary dislocations in ultrafine grained dual-phase steels studied by 2D and 3D EBSD, Mater. Sci. Eng., A, vol.527, pp.2738-2746, 2010.