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Novel solid solutions of Ca3–1.5xYbx□0.5xB2SiO8: Synthesis, crystal structure, luminescence and thermal properties : Synthesis, crystal structure, luminescence and thermal properties. / Юхно, Валентина Анатольевна; Бубнова, Римма Сергеевна; Поволоцкий, Алексей Валерьевич; Волков, Сергей; Колесников, Илья Евгеньевич; Кржижановская, Мария Георгиевна; Уголков, Валерий Леонидович.

в: Solid State Sciences, Том 83, 01.09.2018, стр. 82-89.

Результаты исследований: Научные публикации в периодических изданияхстатьяРецензирование

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@article{84c317a251114b53beb9f3771adfb203,
title = "Novel solid solutions of Ca3–1.5xYbx□0.5xB2SiO8: Synthesis, crystal structure, luminescence and thermal properties: Synthesis, crystal structure, luminescence and thermal properties",
abstract = "New cation-deficient solid solutions of Ca 3–1.5xYb x□ 0.5xB 2SiO 8 (x = 0–0.4) based on Ca 3B 2SiO 8 borosilicate were synthesized. It was found that solid solutions in the range 0 ≤ x < 0.125 are structurally similar to the low-temperature monoclinic β-Ca 3B 2SiO 8, whereas those of the range 0.187 < x < 0.4 are similar to the high-temperature orthorhombic α-Ca 3B 2SiO 8. The crystal structures of solid solutions with x = 0.2 and 0.3 were determined from single crystal X-ray diffraction data and refined in the orthorhombic space group Pnma to R obs = 0.051 and 0.057, respectively. Thermal expansion of the samples with x = 0.1, 0.3 was investigated using powder high-temperature X-ray diffraction in the temperature range of 20–800 °C. Photoluminescence spectra of Ca 3–1.5xYb x□ 0.5xB 2SiO 8 consist of the intra-configurational 2F 5/2– 2F 7/2 transitions inside of Yb 3+ ions with a maximum at 975 nm. ",
keywords = "Borosilicates, Crystal structure, Luminescence, Polymorphic transition, Solid solution, Thermal expansion",
author = "Юхно, {Валентина Анатольевна} and Бубнова, {Римма Сергеевна} and Поволоцкий, {Алексей Валерьевич} and Сергей Волков and Колесников, {Илья Евгеньевич} and Кржижановская, {Мария Георгиевна} and Уголков, {Валерий Леонидович}",
year = "2018",
month = sep,
day = "1",
doi = "10.1016/j.solidstatesciences.2018.07.002",
language = "English",
volume = "83",
pages = "82--89",
journal = "Solid State Sciences",
issn = "1293-2558",
publisher = "Elsevier",

}

RIS

TY - JOUR

T1 - Novel solid solutions of Ca3–1.5xYbx□0.5xB2SiO8: Synthesis, crystal structure, luminescence and thermal properties

T2 - Synthesis, crystal structure, luminescence and thermal properties

AU - Юхно, Валентина Анатольевна

AU - Бубнова, Римма Сергеевна

AU - Поволоцкий, Алексей Валерьевич

AU - Волков, Сергей

AU - Колесников, Илья Евгеньевич

AU - Кржижановская, Мария Георгиевна

AU - Уголков, Валерий Леонидович

PY - 2018/9/1

Y1 - 2018/9/1

N2 - New cation-deficient solid solutions of Ca 3–1.5xYb x□ 0.5xB 2SiO 8 (x = 0–0.4) based on Ca 3B 2SiO 8 borosilicate were synthesized. It was found that solid solutions in the range 0 ≤ x < 0.125 are structurally similar to the low-temperature monoclinic β-Ca 3B 2SiO 8, whereas those of the range 0.187 < x < 0.4 are similar to the high-temperature orthorhombic α-Ca 3B 2SiO 8. The crystal structures of solid solutions with x = 0.2 and 0.3 were determined from single crystal X-ray diffraction data and refined in the orthorhombic space group Pnma to R obs = 0.051 and 0.057, respectively. Thermal expansion of the samples with x = 0.1, 0.3 was investigated using powder high-temperature X-ray diffraction in the temperature range of 20–800 °C. Photoluminescence spectra of Ca 3–1.5xYb x□ 0.5xB 2SiO 8 consist of the intra-configurational 2F 5/2– 2F 7/2 transitions inside of Yb 3+ ions with a maximum at 975 nm.

AB - New cation-deficient solid solutions of Ca 3–1.5xYb x□ 0.5xB 2SiO 8 (x = 0–0.4) based on Ca 3B 2SiO 8 borosilicate were synthesized. It was found that solid solutions in the range 0 ≤ x < 0.125 are structurally similar to the low-temperature monoclinic β-Ca 3B 2SiO 8, whereas those of the range 0.187 < x < 0.4 are similar to the high-temperature orthorhombic α-Ca 3B 2SiO 8. The crystal structures of solid solutions with x = 0.2 and 0.3 were determined from single crystal X-ray diffraction data and refined in the orthorhombic space group Pnma to R obs = 0.051 and 0.057, respectively. Thermal expansion of the samples with x = 0.1, 0.3 was investigated using powder high-temperature X-ray diffraction in the temperature range of 20–800 °C. Photoluminescence spectra of Ca 3–1.5xYb x□ 0.5xB 2SiO 8 consist of the intra-configurational 2F 5/2– 2F 7/2 transitions inside of Yb 3+ ions with a maximum at 975 nm.

KW - Borosilicates

KW - Crystal structure

KW - Luminescence

KW - Polymorphic transition

KW - Solid solution

KW - Thermal expansion

UR - http://www.scopus.com/inward/record.url?scp=85053193312&partnerID=8YFLogxK

U2 - 10.1016/j.solidstatesciences.2018.07.002

DO - 10.1016/j.solidstatesciences.2018.07.002

M3 - Article

VL - 83

SP - 82

EP - 89

JO - Solid State Sciences

JF - Solid State Sciences

SN - 1293-2558

ER -

ID: 32252899