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LiGaTe2 (LGT) nonlinear crystal : Synthesis and crystal growth processes exploration. / Grazhdannikov, Sergey A.; Krinitsyn, Pavel G.; Kurus, Aleksey F. et al.

In: Materials Science in Semiconductor Processing, Vol. 72, 01.12.2017, p. 52-59.

Research output: Contribution to journalArticlepeer-review

Harvard

Grazhdannikov, SA, Krinitsyn, PG, Kurus, AF, Isaenko, LI, Yelisseyev, AP & Molokeev, MS 2017, 'LiGaTe2 (LGT) nonlinear crystal: Synthesis and crystal growth processes exploration', Materials Science in Semiconductor Processing, vol. 72, pp. 52-59. https://doi.org/10.1016/j.mssp.2017.09.017

APA

Grazhdannikov, S. A., Krinitsyn, P. G., Kurus, A. F., Isaenko, L. I., Yelisseyev, A. P., & Molokeev, M. S. (2017). LiGaTe2 (LGT) nonlinear crystal: Synthesis and crystal growth processes exploration. Materials Science in Semiconductor Processing, 72, 52-59. https://doi.org/10.1016/j.mssp.2017.09.017

Vancouver

Grazhdannikov SA, Krinitsyn PG, Kurus AF, Isaenko LI, Yelisseyev AP, Molokeev MS. LiGaTe2 (LGT) nonlinear crystal: Synthesis and crystal growth processes exploration. Materials Science in Semiconductor Processing. 2017 Dec 1;72:52-59. doi: 10.1016/j.mssp.2017.09.017

Author

Grazhdannikov, Sergey A. ; Krinitsyn, Pavel G. ; Kurus, Aleksey F. et al. / LiGaTe2 (LGT) nonlinear crystal : Synthesis and crystal growth processes exploration. In: Materials Science in Semiconductor Processing. 2017 ; Vol. 72. pp. 52-59.

BibTeX

@article{0afe5daffedf4f6eabe19df39afae1b0,
title = "LiGaTe2 (LGT) nonlinear crystal: Synthesis and crystal growth processes exploration",
abstract = "The LiGaTe2 (LGT) single crystal up to 12 mm in size was grown in 3 stages: synthesis, homogenization and crystal growth. The initial charge with 6–10 at% excess of Li2Te was produced by melting elementary Li, Ga and Te components. The homogenization step was carried out with the maximum value of melt overheating not exceeding 50 K. The Bridgman-Stockbarger technique was used to grow the LiGaTe2 crystals. A furnace of special design, providing the enlargement of LGT linear size, was used. At each stage (synthesis, homogenization and crystal growth) the DTA analysis was carried out: during heating and cooling we recorded peaks corresponding to melting or crystallization of different components in the charge, such as Te0 (melting point 739 K) and LiGaTe2 (melting point 945 K) and in the as-grown crystal. The XRD analysis was also carried out at each technological stage. The analysis showed that there are 2 side phases (Te0, Ga2Te3), and their phase contents decrease to 1.2 at%, while the LiGaTe2 phase increases up to 93.5 at% during the homogenization process. The synthesized charge composition was analyzed by flame photometry (for Li) and atomic absorption (for Ga and Te). To provide a flat crystallization front and optimal conditions for crystal growth, spatial distribution of thermal field in the furnace was simulated. Transmission spectrum was recorded for the as-grown LGT crystal.",
keywords = "Crystal growth, Crystal growth simulation, LiGaTe crystal, Optical properties, Synthesis, X-ray diffraction",
author = "Grazhdannikov, {Sergey A.} and Krinitsyn, {Pavel G.} and Kurus, {Aleksey F.} and Isaenko, {Ludmila I.} and Yelisseyev, {Alexander P.} and Molokeev, {Maksim S.}",
year = "2017",
month = dec,
day = "1",
doi = "10.1016/j.mssp.2017.09.017",
language = "English",
volume = "72",
pages = "52--59",
journal = "Materials Science in Semiconductor Processing",
issn = "1369-8001",
publisher = "Elsevier Ltd",

}

RIS

TY - JOUR

T1 - LiGaTe2 (LGT) nonlinear crystal

T2 - Synthesis and crystal growth processes exploration

AU - Grazhdannikov, Sergey A.

AU - Krinitsyn, Pavel G.

AU - Kurus, Aleksey F.

AU - Isaenko, Ludmila I.

AU - Yelisseyev, Alexander P.

AU - Molokeev, Maksim S.

PY - 2017/12/1

Y1 - 2017/12/1

N2 - The LiGaTe2 (LGT) single crystal up to 12 mm in size was grown in 3 stages: synthesis, homogenization and crystal growth. The initial charge with 6–10 at% excess of Li2Te was produced by melting elementary Li, Ga and Te components. The homogenization step was carried out with the maximum value of melt overheating not exceeding 50 K. The Bridgman-Stockbarger technique was used to grow the LiGaTe2 crystals. A furnace of special design, providing the enlargement of LGT linear size, was used. At each stage (synthesis, homogenization and crystal growth) the DTA analysis was carried out: during heating and cooling we recorded peaks corresponding to melting or crystallization of different components in the charge, such as Te0 (melting point 739 K) and LiGaTe2 (melting point 945 K) and in the as-grown crystal. The XRD analysis was also carried out at each technological stage. The analysis showed that there are 2 side phases (Te0, Ga2Te3), and their phase contents decrease to 1.2 at%, while the LiGaTe2 phase increases up to 93.5 at% during the homogenization process. The synthesized charge composition was analyzed by flame photometry (for Li) and atomic absorption (for Ga and Te). To provide a flat crystallization front and optimal conditions for crystal growth, spatial distribution of thermal field in the furnace was simulated. Transmission spectrum was recorded for the as-grown LGT crystal.

AB - The LiGaTe2 (LGT) single crystal up to 12 mm in size was grown in 3 stages: synthesis, homogenization and crystal growth. The initial charge with 6–10 at% excess of Li2Te was produced by melting elementary Li, Ga and Te components. The homogenization step was carried out with the maximum value of melt overheating not exceeding 50 K. The Bridgman-Stockbarger technique was used to grow the LiGaTe2 crystals. A furnace of special design, providing the enlargement of LGT linear size, was used. At each stage (synthesis, homogenization and crystal growth) the DTA analysis was carried out: during heating and cooling we recorded peaks corresponding to melting or crystallization of different components in the charge, such as Te0 (melting point 739 K) and LiGaTe2 (melting point 945 K) and in the as-grown crystal. The XRD analysis was also carried out at each technological stage. The analysis showed that there are 2 side phases (Te0, Ga2Te3), and their phase contents decrease to 1.2 at%, while the LiGaTe2 phase increases up to 93.5 at% during the homogenization process. The synthesized charge composition was analyzed by flame photometry (for Li) and atomic absorption (for Ga and Te). To provide a flat crystallization front and optimal conditions for crystal growth, spatial distribution of thermal field in the furnace was simulated. Transmission spectrum was recorded for the as-grown LGT crystal.

KW - Crystal growth

KW - Crystal growth simulation

KW - LiGaTe crystal

KW - Optical properties

KW - Synthesis

KW - X-ray diffraction

UR - http://www.scopus.com/inward/record.url?scp=85029923499&partnerID=8YFLogxK

U2 - 10.1016/j.mssp.2017.09.017

DO - 10.1016/j.mssp.2017.09.017

M3 - Article

AN - SCOPUS:85029923499

VL - 72

SP - 52

EP - 59

JO - Materials Science in Semiconductor Processing

JF - Materials Science in Semiconductor Processing

SN - 1369-8001

ER -

ID: 9866489