M. Roze, L. Calvez, Y. Ledemi, M. Allix, G. Matzen et al., Optical and Mechanical Properties of Glasses and Glass-Ceramics Based on the Ge-Ga-Se System, Journal of the American Ceramic Society, vol.81, issue.[7], pp.3566-70, 2008.
DOI : 10.1111/j.1551-2916.2008.02684.x

URL : https://hal.archives-ouvertes.fr/hal-00862551

T. Sakai, K. Maeda, M. Munzar, D. Tonchev, T. Ikari et al., Thermal and optical analysis of Ge?Ga?Se chalcogenide glasses, Phys Chem Glasses, vol.47, pp.225-233, 2006.

L. Calvez, H. Ma, J. Lucas, and X. Zhang, Selenium-Based Glasses and Glass Ceramics Transmitting Light from the Visible to the Far-IR, Advanced Materials, vol.22, issue.1, pp.129-161, 2007.
DOI : 10.1002/adma.200601962

URL : https://hal.archives-ouvertes.fr/hal-00370082

T. Petkova, Y. Nedevaa, and P. Petkova, Compositional trends of the properties in chalcogenide Ge-Se-Ga glasses, J Optoelectronics Adv Mater, vol.3, pp.855-60, 2001.

L. Calvez, C. Lin, M. Rozé, Y. Ledemi, E. Guillevic et al., Similar behaviors of sulfide and selenide-based chalcogenide glasses to form glass ceramics, Optical Components and Materials VII, pp.759802-759803, 2010.
DOI : 10.1117/12.840968

URL : https://hal.archives-ouvertes.fr/hal-00608294

L. Calvez, R. M. Ledemi, Y. Ma, H. Lucas, J. Allix et al., Controlled crystallization in Ge-(Sb/Ga)-(S/Se)-MX glasses for infrared applications, Journal of the Ceramic Society of Japan, vol.116, issue.1358, pp.1079-82, 2008.
DOI : 10.2109/jcersj2.116.1079

URL : https://hal.archives-ouvertes.fr/hal-00401907

P. Savchyn, I. Karbovnyk, V. Vistovskyy, A. Voloshinovskii, V. Pankratov et al., nanoparticles in mid- and far-infrared domain, Journal of Applied Physics, vol.112, issue.12, pp.124309-124310, 2012.
DOI : 10.1063/1.4769891

J. Baran, Y. Pasechnik, K. Shportko, M. Trzebiatowska-gusowska, and E. Venger, Raman and FIR reflection spectroscopy of ZnP 2 and CdP 2 single crystals, J Mol Struct, pp.792-793239, 2006.

I. Karbovnyk, V. Lesivtsiv, I. Bolesta, S. Velgosh, I. Rovetsky et al., BiI3 nanoclusters in melt-grown CdI2 crystals studied by optical absorption spectroscopy, Physica B: Condensed Matter, vol.413, pp.12-16, 2013.
DOI : 10.1016/j.physb.2012.10.044

K. Shportko, Y. Pasechnik, M. Wuttig, R. Rückamp, V. Trukhan et al., Plasmon???phonon contribution in the permittivity of ZnP2 single crystals in FIR at low temperatures, Vibrational Spectroscopy, vol.50, issue.2, pp.209-222, 2009.
DOI : 10.1016/j.vibspec.2008.11.006

A. Huczko, A. Dabrowska, V. Savchyn, A. Popov, and I. Karbovnyk, Silicon carbide nanowires: synthesis and cathodoluminescence, physica status solidi (b), vol.77, issue.11-12, pp.2806-2814, 2009.
DOI : 10.1002/pssb.200982321

A. Voloshynovskii, P. Savchyn, I. Karbovnyk, S. Myagkota, C. Guidi et al., CsPbCl3 nanocrystals dispersed in the Rb0,8Cs0,2Cl matrix studied by far-infrared spectroscopy, Solid State Communications, vol.149, issue.15-16, pp.593-600, 2009.
DOI : 10.1016/j.ssc.2009.01.032

R. Krause-rehberg and H. Leipner, Positron annihilation in semiconductors: defect studies, 1999.
DOI : 10.1007/978-3-662-03893-2

O. Shpotyuk and J. Filipecki, Free volume in vitreous chalcogenide semiconductors: possibilities of positron annihilation lifetime study, 2003.

G. Dlubek, Y. Yang, R. Krause-rehberg, W. Beichel, S. Bulut et al., Free volume in imidazolium triflimide ([C3MIM][NTf2]) ionic liquid from positron lifetime: Amorphous, crystalline, and liquid states, The Journal of Chemical Physics, vol.133, issue.12, pp.124502-124503, 2010.
DOI : 10.1063/1.3487522

Y. Jean, P. Mallon, and D. Schrader, Principles and application of positron and positronium chemistry, 2003.
DOI : 10.1142/5086

V. Sabelová, V. Petriska, J. Veterníková, V. Sluge?, J. Degmová et al., Defect Detection in Fe-Cr Alloys with Positron Annihilation Doppler Broadening Spectroscopy, Materials Science Forum, vol.733, pp.270-273, 2013.
DOI : 10.4028/www.scientific.net/MSF.733.270

O. Shpotyuk, L. Calvez, E. Petracovschi, H. Klym, A. Ingram et al., Thermally-induced crystallization behaviour of 80GeSe2???20Ga2Se3 glass as probed by combined X-ray diffraction and PAL spectroscopy, Journal of Alloys and Compounds, vol.582, pp.323-330, 2014.
DOI : 10.1016/j.jallcom.2013.07.127

H. Klym, A. Ingram, I. Hadzaman, and O. Shpotyuk, Evolution of porous structure and free-volume entities in magnesium aluminate spinel ceramics, Ceramics International, vol.40, issue.6, pp.8561-8568, 2014.
DOI : 10.1016/j.ceramint.2014.01.070

A. Ingram, H. Klym, and O. Shpotyuk, Ge-Ga-S/Se glasses studied with PALS technique in application to chalcogenide photonics, 2013 International Conference on Advanced Optoelectronics and Lasers (CAOL 2013), pp.386-387, 2013.
DOI : 10.1109/CAOL.2013.6657647

J. Kansy, Microcomputer program for analysis of positron annihilation lifetime spectra, Nuclear Instruments and Methods in Physics Research Section A: Accelerators, Spectrometers, Detectors and Associated Equipment, vol.374, issue.2, pp.235-279, 1996.
DOI : 10.1016/0168-9002(96)00075-7

H. Klym, A. Ingram, and O. Shpotyuk, Crystallization processes in Ge-Ga-Se glasses studied with positron annihilation technique, 2014 29th International Conference on Microelectronics Proceedings, MIEL 2014, pp.277-278, 2014.
DOI : 10.1109/MIEL.2014.6842141

H. Klym and A. Ingram, Unified model of multichannel positron annihilation in nanoporous magnesium aluminate ceramics, Journal of Physics: Conference Series, vol.79, pp.12014-12015, 2007.
DOI : 10.1088/1742-6596/79/1/012014

I. Karbovnyk, I. Bolesta, I. Rovetski, S. Velgosh, and H. Klym, Studies of CdI 2 ?Bi 3 microstructures with optical methods, atomic force microscopy and positron annihilation spectroscopy, Mater Sci-Poland, vol.32, issue.3, pp.391-396, 2014.

P. Nambissan, C. Upadhyay, and H. Verma, Positron lifetime spectroscopic studies of nanocrystalline ZnFe2O4, Journal of Applied Physics, vol.93, issue.10, pp.6320-6326, 2003.
DOI : 10.1063/1.1569973

L. Liszkay, C. Corbel, L. Baroux, P. Hautojarvi, M. Bayhan et al., Positron trapping at divacancies in thin polycrystalline CdTe films deposited on glass, Applied Physics Letters, vol.64, issue.11, pp.1380-1382, 1994.
DOI : 10.1063/1.111994

O. Shpotyuk, A. Ingram, B. Bureau, Y. Shpotyuk, C. Boussard-pledel et al., Positron annihilation probing of crystallization effects in TAS-235 glass affected by Ga additions, Journal of Physics and Chemistry of Solids, vol.75, issue.9, pp.1049-53, 2014.
DOI : 10.1016/j.jpcs.2014.05.004

URL : https://hal.archives-ouvertes.fr/hal-01015567

T. Roisnel and J. Rodriguez-carvajal, WinPLOTR: A Windows Tool for Powder Diffraction Pattern Analysis, Materials Science Forum, vol.378, issue.381, pp.378-381118, 2001.
DOI : 10.4028/www.scientific.net/MSF.378-381.118

A. Keshari and A. Pandey, Size and Distribution: A Comparison of XRD, SAXS and SANS Study of II???VI Semiconductor Nanocrystals, Journal of Nanoscience and Nanotechnology, vol.8, issue.3, pp.1221-1228, 2008.
DOI : 10.1166/jnn.2008.370

C. Lin, L. Calvez, M. Rozé, H. Tao, X. Zhang et al., Crystallization behavior of 80GeS2?????????20Ga2S3 chalcogenide glass, Applied Physics A, vol.4, issue.228, pp.713-733, 2009.
DOI : 10.1007/s00339-009-5304-1

URL : https://hal.archives-ouvertes.fr/hal-00496957

C. Lin, L. Calvez, H. Tao, M. Allix, A. More et al., Evidence of network demixing in GeS2???Ga2S3 chalcogenide glasses: A phase transformation study, Journal of Solid State Chemistry, vol.184, issue.3, pp.584-592, 2011.
DOI : 10.1016/j.jssc.2011.01.018

URL : https://hal.archives-ouvertes.fr/hal-00711890

P. Mosselin, L. Coq, D. Calvez, L. Petracovschi, E. Lepine et al., CsCl effect on the optical properties of the 80GeS2???20Ga2S3 base glass, CsCl effect on the optical properties of the 80GeS 2 ?20Ga 2 S 3 base glass, pp.697-702, 2012.
DOI : 10.1007/s00339-011-6668-6

R. Golovchak, A. Ingram, S. Kozyukhin, and O. Shpotyuk, Free volume fragmentation in glassy chalcogenides during natural physical ageing as probed by PAL spectroscopy, Journal of Non-Crystalline Solids, vol.377, pp.49-53, 2013.
DOI : 10.1016/j.jnoncrysol.2013.01.039

R. Golovchak, A. Kozdras, V. Balitska, and O. Shpotyuk, Step-wise kinetics of natural physical ageing in arsenic selenide glasses, Journal of Physics: Condensed Matter, vol.24, issue.50, pp.505106-505107, 2012.
DOI : 10.1088/0953-8984/24/50/505106

A. Ingram, R. Golovchak, M. Kostrzewa, S. Wacke, M. Shpotyuk et al., Compositional dependences of average positron lifetime in binary As???S/Se glasses, Physica B: Condensed Matter, vol.407, issue.4, pp.652-657, 2012.
DOI : 10.1016/j.physb.2011.11.052