Growth of sillenite Bi12FeO20 single crystals: structural, thermal, optical, photocatalytic features and first principle calculations

DS Vavilapalli, AA Melvin, F Bellarmine, R Mannam… - Scientific Reports, 2020 - nature.com
Abstract Ideal sillenite type Bi12FeO20 (BFO) micron sized single crystals have been
successfully grown via inexpensive hydrothermal method. The refined single crystal X-ray …

Nanometric particle size and phase controlled synthesis and characterization of γ-Fe2O3 or (α+ γ)-Fe2O3 by a modified sol-gel method

MF Silva, LAS de Oliveira, MA Ciciliati… - Journal of Applied …, 2013 - pubs.aip.org
Fe 2 O 3 nanoparticles with sizes ranging from 15 to 53 nm were synthesized by a modified
sol-gel method. Maghemite particles as well as particles with admixture of maghemite and …

Hydrothermal growths, optical features and first-principles calculations of sillenite-type crystals comprising discrete MO 4 tetrahedra

Y Wang, R He, M Yang, T Wen, H Zhang, J Liang… - …, 2012 - pubs.rsc.org
Highly crystalline single crystals of sillenite-type Bi10Cd3O20 and Bi12 (BixM1− x) O20 (M=
B, Si, P, V, Mn, Fe, Ga, Ge) were successfully grown under mild hydrothermal conditions …

(Bi13Co11) Co2O40–Co3O4 composites: synthesis, structural and magnetic properties

JAL Matias, EBS da Silva, RA Raimundo… - Journal of Alloys and …, 2021 - Elsevier
Abstract Nanocrystalline of Co sillenite-Co 3 O 4 composites were prepared by combustion
and sol-gel methods. The synthesized materials were further investigated by XRD, FT-IR …

First-principles study of the dilute magnetic compounds and

J Sheng, A Lin, YY Sun - Physical Review B, 2024 - APS
Dilute magnetic materials may find applications in spin-dependent applications such as
spintronics and spin thermoelectrics. The conventional approach to realizing such materials …

Coexistence of ferromagnetic and spin glass-like magnetic order in Bi10Co16O38–Bi25FeO40 powder composite

UPM Rasi, NK Shihab, S Angappane… - Ceramics …, 2019 - Elsevier
In this article, structural and magnetic characteristics of Bi 10 Co 16 O 38–Bi 25 FeO 40
(BCFO) sillenite composite powder prepared via hydrothermal route were explicated …

[HTML][HTML] Electron diffraction study of the sillenites Bi12SiO20, Bi25FeO39 and Bi25InO39: Evidence of short-range ordering of oxygen-vacancies in the trivalent …

CA Scurti, N Auvray, MW Lufaso, S Takeda, H Kohno… - AIP Advances, 2014 - pubs.aip.org
We present an electron diffraction study of three sillenites, Bi 12 SiO 20, Bi 25 FeO 39, and
Bi 25 InO 39 synthesized using the solid-state method. We explore a hypothesis, inspired by …

Raman spectroscopy evidence of inhomogeneous disorder in the bismuth-oxygen framework of BiInO and other sillenites

DJ Arenas, T Jegorel, C Knab, LV Gasparov… - Physical Review B …, 2012 - APS
We report the room-temperature Raman spectra of polycrystalline Bi 25 InO 39 for the first
time along with the spectrum of Bi 25 FeO 39. Both samples were synthesized by the …

A novel method for identifying the local magnetic viscosity process of heterogeneous magnetic nanostructures

F Béron, LAS De Oliveira, M Knobel… - Journal of Physics D …, 2012 - iopscience.iop.org
The relaxation mechanism known as magnetic viscosity has been attracting the attention of
the scientific community for more than seven decades. However, a complete model to fully …

Temperature dependence and intermediate valence on magnetic hyperfine field at a Ce impurity diluted in RZn

A Troper, AL de Oliveira, NA de Oliveira… - Journal of Alloys and …, 2022 - Elsevier
In this work, we theoretically study the influence, at finite temperature, of the intermediate
valence on the local moment formation and the magnetic hyperfine field at a Ce impurity …