Ludwigites: From natural mineral to modern solid solutions

S Sofronova, I Nazarenko - Crystal Research and Technology, 2017 - Wiley Online Library
Ludwigites is a type of oxyborates compounds with BO3 groups, which have low‐
dimensional elements: stairs, zigzag walls, tapes. Such structural features influence on the …

Magnetic structure and charge ordering in : A single-crystal x-ray and neutron powder diffraction study

P Bordet, E Suard - Physical Review B—Condensed Matter and Materials …, 2009 - APS
The crystal and magnetic structures of the three-leg ladder compound Fe 3 BO 5 have been
investigated by single-crystal x-ray diffraction and neutron powder diffraction. Fe 3 BO 5 …

Low-temperature investigation of natural iron-rich oxoborates vonsenite and hulsite: thermal deformations of crystal structure, strong negative thermal expansion and …

YP Biryukov, AL Zinnatullin, MA Cherosov… - … Section B: Structural …, 2021 - journals.iucr.org
This work is devoted to an investigation of the magnetic properties and thermal behaviour of
the natural oxoborates vonsenite and hulsite in the temperature range 5–500 K. The local …

Spin state crossover in

NV Kazak, MS Platunov, YV Knyazev, MS Molokeev… - Physical Review B, 2021 - APS
We have investigated the spin and oxidation states of Co in Co 3 BO 5 using x-ray magnetic
circular dichroism (XMCD) and dc magnetic susceptibility measurements. At low …

Structural Transition and Pair Formation in

M Mir, RB Guimarães, JC Fernandes, MA Continentino… - Physical review …, 2001 - APS
We observe for the first time a structural phase transition in the oxyborate Fe 3 O 2 BO 3
which occurs along three leg ladders present in this material. X-ray diffraction shows that this …

Magnetism and charge order in the ladder compound

DC Freitas, CPC Medrano, DR Sanchez, MN Regueiro… - Physical Review B, 2016 - APS
There are two known ludwigites containing a single transition metal element, Fe 3 O 2 BO 3
and Co 3 O 2 BO 3. The structure of these materials has low-dimensional units in the form of …

X-ray diffraction and Mössbauer spectroscopy study of oxoborate azoproite (Mg, Fe2+) 2 (Fe3+, Ti, Mg, Al) O2 (BO3): an in situ temperature-dependent investigation (5 …

YP Biryukov, AL Zinnatullin, IO Levashova… - … Section B: Structural …, 2022 - journals.iucr.org
This work is devoted to an investigation of elemental composition, crystal structure and
thermal expansion of natural oxoborate azoproite from the Tazheran massif (Siberia …

Structure and magnetism of homometallic ludwigites: versus

DC Freitas, MA Continentino, RB Guimaraes… - Physical Review B …, 2008 - APS
We present an extensive study of the structural, magnetic, and thermodynamic properties of
the oxyborate Co 3 O 2 BO 3. This is carried out through x-ray diffraction, static and dynamic …

An iron oxyborate Fe 3 BO 5 material as a high-performance anode for lithium-ion and sodium-ion batteries

Q Ping, B Xu, X Ma, J Tian, B Wang - Dalton Transactions, 2019 - pubs.rsc.org
An Fe3BO5 anode material synthesized by reducing Fe3BO6 was comprehensively studied
for use in both lithium-and sodium-ion batteries. As a lithium-ion battery anode, the obtained …

Uniaxial magnetic anisotropy in CoFeOBO compared to CoOBO and FeOBO ludwigites

J Bartolomé, A Arauzo, NV Kazak, NB Ivanova… - Physical Review B …, 2011 - APS
Magnetic and Mössbauer spectroscopy (MS) measurements have been performed on a
single crystal of Co 2. 25 Fe 0. 75 O 2 BO 3 with ludwigite structure. Two magnetic transitions …