8 records found.
Phase Separation Phenomena in Lightly Cu-Doped A-Site-Ordered Quadruple Perovskite NdMn7O12
- Article
- Creator
-
Alexei A. Belik
;
Ran Liu
;
Kazunari Yamaura
- Keyword
- A-site-ordered quadruple perovskites, orbital order, phase separation, high-pressure synthesis
- Date published
- 2025-11-26
- Updated at
- 2025-12-16 14:09:42 +0900
The Conversion Polymorphism of Perovskite Phases in the BiCrO3–BiFeO3 System
- Article
- Creator
-
Alexei A. Belik
- Keyword
- multiferroics, doped BiFeO3, BiCrO3, high-pressure synthesis, irreversible transformations, conversion polymorphism, incommensurate structures
- Date published
- 2025-03-18
- Updated at
- 2025-11-08 08:30:07 +0900
B-Site-Ordered and Disordered Structures in A-Site-Ordered Quadruple Perovskites RMn3Ni2Mn2O12 with R = Nd, Sm, Gd, and Dy
- Article
- Creator
-
Alexei A. Belik
;
Ran Liu
;
Masahiko Tanaka
;
Kazunari Yamaura
- Keyword
- A-site-ordered perovskites, high-pressure synthesis, synchrotron X-ray diffraction, crystal structures, magnetic properties
- Date published
- 2024-11-21
- Updated at
- 2024-12-16 16:30:48 +0900
Anisotropic Thermal Expansion and a Second-Order Charge Order Transition in the Ferrimagnetic Dy2CuZnMn4O12 Perovskite with Triple A-Site Cation Ordering
- Article
- Creator
-
Alexei A. Belik
- Keyword
- crystal structure, magnetic properties, A-site columnar-ordered perovskites, ferrimagnets, high-pressure synthesis
- Date published
- 2023-12-11
- Updated at
- 2024-10-02 12:30:22 +0900
Two Perovskite Modifications of BiFe0.6Mn0.4O3 Prepared by High-Pressure and Post-Synthesis Annealing at Ambient Pressure
- Article
- Creator
-
Alexei A. Belik
- Keyword
- multiferroics, doped BiFeO3, high-pressure synthesis, irreversible transformations, conversion polymorphism
- Date published
- 2024-08-19
- Updated at
- 2024-08-31 08:30:24 +0900
Mid-Infrared, Optically Active Black Phosphorus Thin Films on Centimeter Scale
- Article
- Creator
-
Naoki Higashitarumizu
;
Tetsuya Kawashima
;
Thomas Smart
;
Reed Yalisove
;
Chun Yuen Ho
;
Morten Madsen
;
Daryl C. Chrzan
;
Mary C. Scott
;
Raymond Jeanloz
;
Hitoshi Yusa
;
Ali Javey
- Keyword
- black phosphorus , mid-infrared emission, high-pressure synthesis, large-scale
- Date published
- 2024-03-13
- Updated at
- 2025-03-04 12:30:16 +0900
Gd2CuZnMn4O12: A-site columnar-ordered perovskite with anisotropic thermal expansion and a gradual charge-order transition
- Article
- Creator
-
Alexei A. Belik
- Keyword
- A-site columnar-ordered perovskites, quadruple perovskites, high-pressure synthesis, charge ordering
- Date published
- 2024-01-01
- Updated at
- 2026-01-01 08:30:12 +0900
Understanding Complex Interplay among Different Instabilities in Multiferroic BiMn7O12 Using 57Fe Probe Mössbauer Spectroscopy
- Article
- Creator
-
Iana S. Soboleva
;
Vladimir I. Nitsenko
;
Alexey V. Sobolev
;
Maria N. Smirnova
;
Alexei A. Belik
;
Igor A. Presniakov
- Keyword
- BiMn7O12, high-pressure synthesis, quadruple perovskites
- Date published
- 2024-01-24
- Updated at
- 2024-03-19 16:56:45 +0900