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Related papers: On the crystal structure of lithium peroxide, Li2O…

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Single crystals of a new twinned hexagonal perovskite compound Sr8Os6.3O24 have been synthesized, and structural and magnetic properties have been determined. The compound crystallizes in a hexagonal cell with lattice parameters a =…

Frustrated magnetism continues to attract significant attention due to its potential to host novel quantum many-body phenomena and associated exotic excitations that transcend existing paradigms. Herein, we present our reply to the comment…

Strongly Correlated Electrons · Physics 2026-03-17 J. Khatua , T. Arh , Shashi B. Mishra , H. Luetkens , A. Zorko , B. Sana , M. S. Ramachandra Rao , B. R. K. Nanda , P. Khuntia

Lithium - the lightest alkali metal - exhibits unexpected structures and electronic behaviour at high pressures. As the heavier alkalis, Li is bcc at ambient pressure and transforms first to fcc (at 7.5 GPa). The post-fcc high-pressure form…

Materials Science · Physics 2016-12-21 Valentina Degtyareva

When flat or on a firm mechanical substrate, the atomic composition and atomistic structure of two-dimensional crystals dictate their chemical, electronic, optical, and mechanical properties. These properties change when the two-dimensional…

Mesoscale and Nanoscale Physics · Physics 2014-02-27 Alejandro A. Pacheco Sanjuan , Mehrshad Mehboudi , Edmund O. Harriss , Humberto Terrones , Salvador Barraza-Lopez

The crystal structure determines many of the physical properties of oxide perovskites (ABO$_3$) and only a tiny modification of the lattice structure causes major changes in the functional properties through the interplay among spin,…

We report the structure of transient fluctuations in the liquid phase of a two-dimensional system that exhibits several ordered phases with different symmetries. The density-temperature phase diagram of the system studied, composed of…

Soft Condensed Matter · Physics 2018-07-04 Ari B. Roitman , Linsey M. Nowack , Chris Liepold , Binhua Lin , Stuart A. Rice

Polyvalent metal melts (gallium, tin, bismuth, etc.) have microscopic structural features, which are detected by neutron and X-ray diffraction and which are absent in simple liquids. Based on neutron and X-ray diffraction data and results…

Soft Condensed Matter · Physics 2020-02-26 Anatolii V. Mokshin , Ramil M. Khusnutdinoff , Bulat N. Galimzyanov , Vadim V. Brazhkin

A novel stable crystallographic structure is discovered in a variety of ABO3, ABF3 and A2O3 compounds (including materials of geological relevance, prototypes of multiferroics, exhibiting strong spin-orbit effects, etc...), via the use of…

Materials Science · Physics 2015-01-20 Changsong Xu , Bin Xu , Yurong Yang , Huafeng Dong , A. R. Oganov , Shanying Wang , Wenhui Duan , Binglin Gu , L. Bellaiche

The fundamental principles underlying the arrangement of elements into solid compounds with an enormous variety of crystal structures are still largely unknown. This study presents a general overview of the structure types appearing in an…

Materials Science · Physics 2017-12-11 Alon Hever , Corey Oses , Stefano Curtarolo , Ohad Levy , Amir Natan

The molecular structure with the $^{16}$O+$^{16}$O configuration in $^{32}$S and the superdeformed structure in $^{32}$S are discussed from the viewpoint of the cluster model.

Nuclear Theory · Physics 2009-11-07 S. Ohkubo

Efficient heuristics have predicted many functional materials such as high-temperature superconducting hydrides, while inorganic structural chemistry explains why and how the crystal structures are stabilized. Here we develop the paired…

Materials Science · Physics 2024-11-07 Ryotaro Koshoji , Taisuke Ozaki

A new series of cubic double perovskites Ba$_2R_{2/3}$TeO$_6$ ($R$ = Y, La, Pr, Nd, Sm-Lu) was synthesized via solid state reaction. The $R^{3+}$ and Te$^{6+}$ ions are ordered on alternating octahedral sites, with the rare earth sites 2/3…

Materials Science · Physics 2019-03-14 Tai Kong , Robert J. Cava

A new platinate was recently discovered when Nd2O3 was explored as a platinum capture material in the Ostwald process, formed by a direct reaction between PtO2(g) and Nd2O3. The crystal structure of this new platinate and its composition,…

The complex perovskite Pb2CoTeO6 (PCTO) has been prepared as polycrystalline powders by solid state reaction route, and the crystal structure and magnetic properties have been investigated using a combination of X-ray and neutron powder…

Materials Science · Physics 2010-12-01 S. A. Ivanov , P. Nordblad , R. Mathieu , R. Tellgren , C. Ritter

A hexagonal oxynitride (Li0.88_0.12)Nb3.0(O0.13N0.87)4 was synthesized through ammonia nitridation of LiNb3O8. The structural analysis revealed that this oxynitride consists of alternate stacking of octahedral and prismatic layers with…

Superconductivity · Physics 2012-10-02 Teruki Motohashi , Masahiko Ito , Yuji Masubuchi , Makoto Wakeshima , Shinichi Kikkawa

Mathematical crystal chemistry views crystal structures as the optimal solutions of mathematical optimization problem formalizing inorganic structural chemistry. This paper introduces the minimum and maximum atomic radii depending on the…

Materials Science · Physics 2025-04-01 Ryotaro Koshoji

The development of advanced materials with high specific energy is crucial for enabling sustainable energy storage solutions, particularly in applications such as lithium-air batteries. Lithium peroxide (Li$_{2}$O$_{2}$) is a key discharge…

A new-type structural transition has been found in Li2RuO3 with honeycomb lattice of edge-sharing RuO6-octahedra. With decreasing temperature T, the electrical resistivity exhibits an anomalous increase at T=Tc~540 K, suggesting the (metal…

Strongly Correlated Electrons · Physics 2015-06-25 Yoko Miura , Yukio Yasui , Masatoshi Sato , Naoki Igawa , Kazuhisa Kakurai

Hexagonal oxide perovskites, in contrast to the more familiar perovskites, allow for face-sharing of metal-oxygen octahedra or trigonal prisms within their structural frameworks. This results in dimers, trimers, tetramers, or longer…

Strongly Correlated Electrons · Physics 2020-11-03 Loi T. Nguyen , R. J. Cava

The structural and electronic properties of Rutherfordium, the newest group IV B element, have been evaluated by first principles density functional theory in scalar relativistic formalism with and without spin-orbit coupling and compared…

Materials Science · Physics 2011-06-17 Jyoti Gyanchandani , S. K. Sikka