From synthesis to applications: copper calcium titanate (CCTO) and its magnetic and photocatalytic properties

S Kawrani, M Boulos, D Cornu, M Bechelany - ChemistryOpen, 2019 - Wiley Online Library
Investigations focusing on electrical energy storage capacitors especially the dielectric
ceramic capacitors for high energy storage density are attracting more and more attention in …

Citrate combustion synthesized Al-doped CaCu 3 Ti 4 O 12 quadruple perovskite: Synthesis, characterization and multifunctional properties

K Pal, A Dey, R Jana, PP Ray, P Bera… - Physical Chemistry …, 2020 - pubs.rsc.org
The facile synthesis of the Al-doped CaCu3Ti4O12 quadruple perovskite, a well-known and
vastly studied material for various technological applications, using the modified citrate …

Defect structure transformation during substitution in quadruple perovskite CaCu3-xTi4-xFe2xO12 studied by positron annihilation spectroscopy

PR Pansara, UM Meshiya, AR Makadiya, PY Raval… - Ceramics …, 2019 - Elsevier
Positron annihilation spectroscopic studies have been performed to investigate the defect
structural evolution in polycrystalline CaCu 3-x Ti 4-x Fe 2x O 12 (x= 0.0, 0.1, 0.3, 0.5 and …

First observation of reversible mechanochromism and chromaticity study on calcium–copper–titanate

PY Raval, PR Pansara, NH Vasoya… - Journal of the …, 2019 - Wiley Online Library
First ever intriguing reversible mechanochromism espied in and chromaticity study on
polycrystalline CaCu3Ti4O12 composition milled up to 16 hours are reported. The …

Co-existence of disordered fluorite and ordered pyrochlore phases in high energy mechanically milled Gd2Zr2O7 nanoparticulates

DL Lila, HO Jethva, KB Modi, HH Joshi - Ceramics International, 2024 - Elsevier
A multi-crystalline specimen of gadolinium zirconate (Gd 2 Zr 2 O 7) has been synthesized
by solid-state reaction method (un-milled sample). The sample underwent high-energy ball …

Ca2+-substitution effect on the defect structural changes in the quadruple perovskite series Ca1+ xCu3-xTi4O12 studied by positron annihilation and complementary …

DV Barad, PL Mange, KK Jani, S Mukherjee… - Ceramics …, 2021 - Elsevier
A series of quadruple perovskites Ca 1+ x Cu 3-x Ti 4 O 12 was scanned by different
spectroscopic and microscopic techniques. X-ray powder diffraction pattern analysis …

Magnetic properties of CaCu3-xTi4-yFex+ yO12 solid solutions: Valence state of iron ions and metamagnetic phase transitions

TP Gavrilova, IF Gilmutdinov, AR Yagfarova… - Journal of Magnetism …, 2022 - Elsevier
Abstract CaCu 3-x Ti 4-y Fe x+ y O 12 (1 or 3%) solid solutions were synthesized using a
solid state method, while 1 or 3 mas.% of iron (natural abundance of isotopes) was added to …

First experimental evidence of non-collinear spin structure in CaCu2. 3Ti3. 3Fe1. 4O12 quadruple perovskite through low-temperature, in-field 57Fe Mossbauer …

PR Pansara, PY Raval, R Pandit, J Nehra, SN Dolia… - Ceramics …, 2020 - Elsevier
A polycrystalline sample of quadruple perovskite oxide, CaCu 2.3 Ti 3.3 Fe 1.4 O 12, was
synthesized and characterized by zero-field and in-field (H̄ app= 50 kOe) 57 Fe Mossbauer …

Probing Fano resonance, relaxor ferroelectricity, light scattering by orbital exchange-bond, orbitons by Raman spectroscopy, and their correlation with dielectric …

UM Meshiya, PY Raval, NP Joshi, NH Vasoya… - Vibrational …, 2021 - Elsevier
Micro-Raman spectroscopy study on a slowly-cooled polycrystalline sample of CaCu 3 Ti 4
O 12 was conducted over a wide temperature and wavenumber ranges. The characteristic …

Low temperature ferromagnetism in CaCu3Ti4O12

S Yang, XJ Luo, ZM Shen, T Gao, YS Liu… - Chinese Physics …, 2021 - iopscience.iop.org
The low-temperature magnetic order behaviors of perovskite oxide CaCu 3 Ti 4 O 12
(CCTO) ceramics prepared by different methods are discussed. X-ray diffraction, scanning …