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Abstract / Description of output
Polytypism of incommensurately modulated structures was hitherto unobserved. Here, it was found in solid bromine and iodine upon molecular dissociation under pressure up to 112 GPa. Single-crystal synchrotron x-ray diffraction in laser-heated diamond anvil cells revealed a number of allotropes of bromine and iodine, including polytypes of Br-IIIγ(Fmmm(00γ)s00) with γvarying within 0.18 to 0.3, coexisting at a given pressure. This finding opens a research area in the field of solid-solid phase transitions, disordered states of solid matter, and high-pressure structural studies.
Original language | English |
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Article number | 104111 |
Pages (from-to) | 1-20 |
Number of pages | 20 |
Journal | Physical Review B |
Volume | 110 |
Issue number | 10 |
Early online date | 1 Sept 2024 |
DOIs | |
Publication status | Published - 23 Sept 2024 |
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Dive into the research topics of 'Polytypism of incommensurately modulated structures of crystalline bromine upon molecular dissociation under high pressure'. Together they form a unique fingerprint.Projects
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Nitrogen under Extreme Conditions: From Fundamental Physics to Novel Functional Materials
14/02/22 → 13/02/26
Project: Research