Synthesis of Star-Shaped Boron Carbide Micro-Crystallites under High Pressure and High Temperatures

We synthesized star-shaped pentagonal microcrystals of boron carbide with an extremely low carbon content (~5%), from m-carborane under high pressure (7 GPa) and high temperature (1370⁻1670 K). These crystals have five-fold symmetry and grow in the shape of stars. A 5-fold symmetry in larg...

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Main Authors: Vladimir P. Filonenko, Pavel V. Zinin, Igor P. Zibrov, Alexander S. Anokhin, Elena V. Kukueva, Sergey G. Lyapin, Vyacheslav Y. Fominski
Format: Article
Language:English
Published: MDPI AG 2018-11-01
Series:Crystals
Subjects:
Online Access:https://www.mdpi.com/2073-4352/8/12/448
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author Vladimir P. Filonenko
Pavel V. Zinin
Igor P. Zibrov
Alexander S. Anokhin
Elena V. Kukueva
Sergey G. Lyapin
Vyacheslav Y. Fominski
author_facet Vladimir P. Filonenko
Pavel V. Zinin
Igor P. Zibrov
Alexander S. Anokhin
Elena V. Kukueva
Sergey G. Lyapin
Vyacheslav Y. Fominski
author_sort Vladimir P. Filonenko
collection DOAJ
description We synthesized star-shaped pentagonal microcrystals of boron carbide with an extremely low carbon content (~5%), from m-carborane under high pressure (7 GPa) and high temperature (1370⁻1670 K). These crystals have five-fold symmetry and grow in the shape of stars. A 5-fold symmetry in large micron-sized crystals is extremely rare making this a striking observation.
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spelling doaj.art-fddad3aa677b42499c13cc5adc83eff32022-12-22T02:58:34ZengMDPI AGCrystals2073-43522018-11-0181244810.3390/cryst8120448cryst8120448Synthesis of Star-Shaped Boron Carbide Micro-Crystallites under High Pressure and High TemperaturesVladimir P. Filonenko0Pavel V. Zinin1Igor P. Zibrov2Alexander S. Anokhin3Elena V. Kukueva4Sergey G. Lyapin5Vyacheslav Y. Fominski6Institute for High Pressure Physics, Russian Academy of Sciences, 108840 Troitsk, Moscow, RussiaScientific-Technological Center of Unique Instrumentation, Russian Academy of Sciences, 117342 Moscow, RussiaInstitute for High Pressure Physics, Russian Academy of Sciences, 108840 Troitsk, Moscow, RussiaInstitute of Metallurgy and Materials Science, Russian Academy of Sciences, 119991 Moscow, RussiaNational Research Center, Kurchatov Institute, 123182 Moscow, RussiaInstitute for High Pressure Physics, Russian Academy of Sciences, 108840 Troitsk, Moscow, RussiaInstitute of Laser and Plasma Technologies, National Research Nuclear University MEPhI (Moscow Engineering Physics Institute), 115409 Moscow, RussiaWe synthesized star-shaped pentagonal microcrystals of boron carbide with an extremely low carbon content (~5%), from m-carborane under high pressure (7 GPa) and high temperature (1370⁻1670 K). These crystals have five-fold symmetry and grow in the shape of stars. A 5-fold symmetry in large micron-sized crystals is extremely rare making this a striking observation.https://www.mdpi.com/2073-4352/8/12/448boron carbidestar-shapedhigh pressure synthesisquasicrystal
spellingShingle Vladimir P. Filonenko
Pavel V. Zinin
Igor P. Zibrov
Alexander S. Anokhin
Elena V. Kukueva
Sergey G. Lyapin
Vyacheslav Y. Fominski
Synthesis of Star-Shaped Boron Carbide Micro-Crystallites under High Pressure and High Temperatures
Crystals
boron carbide
star-shaped
high pressure synthesis
quasicrystal
title Synthesis of Star-Shaped Boron Carbide Micro-Crystallites under High Pressure and High Temperatures
title_full Synthesis of Star-Shaped Boron Carbide Micro-Crystallites under High Pressure and High Temperatures
title_fullStr Synthesis of Star-Shaped Boron Carbide Micro-Crystallites under High Pressure and High Temperatures
title_full_unstemmed Synthesis of Star-Shaped Boron Carbide Micro-Crystallites under High Pressure and High Temperatures
title_short Synthesis of Star-Shaped Boron Carbide Micro-Crystallites under High Pressure and High Temperatures
title_sort synthesis of star shaped boron carbide micro crystallites under high pressure and high temperatures
topic boron carbide
star-shaped
high pressure synthesis
quasicrystal
url https://www.mdpi.com/2073-4352/8/12/448
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