Perovskite oxides: syntheses and perspectives on their application for nitrate reduction

AA Bayode, OT Ore, EA Nnamani, B Sotunde… - ACS …, 2024 - ACS Publications
Over the decades, the rise in nitrate levels in the ecosystem has posed a serious threat to
the continuous existence of humans, fauna, and flora. The deleterious effects of increasing …

Improved photoluminescence in Eu3+ doped LaVO4 phosphor via co-do** of Li+/Ca2+ ions

E Rai, RS Yadav, D Kumar, AK Singh, VJ Fulari… - Journal of …, 2022 - Elsevier
This paper investigates the structural and optical properties of Eu 3+ doped LaVO 4
phosphor via co-do** of Li+ and Ca 2+ ions. The unit cell volume and particles size vary …

Influence of Bi3+ ion on structural, optical, dielectric and magnetic properties of Eu3+ doped LaVO4 phosphor

E Rai, RS Yadav, D Kumar, AK Singh, VJ Fulari… - … Acta Part A: Molecular …, 2020 - Elsevier
In this paper, we have studied the structural, optical, dielectric and magnetic properties of Eu
3+, Bi 3+ co-doped LaVO 4 phosphors prepared by solid state reaction method. Rietveld …

Crystallite size effect on lattice strain and crystal structure of Ba1/4Sr3/4MnO3 layered perovskite manganite

D Kumar, M Singh, AK Singh - AIP Conference Proceedings, 2018 - pubs.aip.org
The single phase polycrystalline Ba1/4Sr3/4MnO3 layered perovskite manganite has been
synthesized by combustion method having various crystallite sizes. The room temperature X …

Impact of Sr2+ do** on the structural, dielectric, ferroelectric and optical properties of YFeO3 perovskite phosphor

D Kumar, S Yadav, CB Singh, RS Yadav, SB Rai… - Journal of Alloys and …, 2023 - Elsevier
The single phase Y 1− x Sr x FeO 3 perovskite phosphors with x= 0, 0.025 and 0.050 were
synthesized by using the sol-gel combustion method followed by calcination at a low …

Structural and magnetic properties of Ti-substituted La0. 6Ba0. 4Mn1-xTixO3-δ (0.02≤ x≤ 0.08) perovskite manganites: Appearance of the Griffiths phase

D Kumar, AK Singh - Journal of Physics and Chemistry of Solids, 2023 - Elsevier
We have investigated the effects of Ti-do** at the Mn-site of La 0.6 Ba 0.4 Mn 1–x Ti x O 3–
δ (0.02≤ x≤ 0.08) manganites produced via an auto-combustion technique on the …

Investigation of structural and magnetic properties of Nd0. 7Ba0. 3Mn1-xTixO3 (x= 0.05, 0.15 and 0.25) manganites synthesized through a single-step process

D Kumar, AK Singh - Journal of Magnetism and Magnetic Materials, 2019 - Elsevier
Abstract The polycrystalline Nd 0.7 Ba 0.3 Mn 1-x Ti x O 3 (x= 0.05, 0.15 and 0.25)
perovskite manganites have been synthesized using combustion synthesis method followed …

X-ray diffraction analysis of Cu2+ doped Zn1-xCuxFe2O4 spinel nanoparticles using Williamson-Hall plot method

D Kumar, A Kumar, R Prakash, AK Singh - AIP Conference …, 2019 - pubs.aip.org
The nanoparticles (NPs) of Zn1-xCuxFe2O4 (ZCFO) spinels with x= 0, 0.2, 0.4, 0.6 and 0.8
were synthesized by a sol-gel combustion method using acetate precursor. The synthesized …

[HTML][HTML] Synthesis techniques and applications of perovskite materials

D Kumar, RS Yadav, AK Singh, SB Rai - … Materials, Devices and …, 2020 - intechopen.com
Perovskite material is a material with chemical formula ABX3-type, which exhibits a similar
crystal structure of CaTiO3. In this material, A and B are metal cations with ionic valences …

Quenching of spin-orbit coupling and signature of Griffiths Phase in nanocrystalline La0. 6Ba0. 4MnO3 perovskite manganite

D Kumar, AK Singh - Journal of Solid State Chemistry, 2022 - Elsevier
The size-dependent structural and magnetic properties of nano and bulk samples of 40​
mol% Ba 2+-doped LaMnO 3 (ie, La 0.6 Ba 0.4 MnO 3) manganite have been investigated in …