Results 61 to 70 of about 974 (182)

BaTiO3‐Based Materials for Electrocatalytic Water Splitting

Advanced Materials Interfaces, Volume 13, Issue 8, 21 April 2026.
This review provides a comprehensive and in‐depth exploration of the fundamental aspects and advantages behind the rising interest in BaTiO3‐based materials as electrocatalysts for the hydrogen evolution reaction and the oxygen evolution reaction, focusing on their unique ferroelectric features, electronic configurations, and surface chemistry ...
Binod Raj KC, Bishnu Prasad Bastakoti
wiley   +1 more source

Effect of Ca Doping on Structure and Electrochemical Properties of Li3/8Sr7/16Hf1/4Nb3/4O3 Lithium‐Ion Conductors

Batteries &Supercaps, Volume 9, Issue 4, April 2026.
Perovskite‐structured solid electrolytes are promising candidates for next‐generation solid‐state lithium batteries due to their high ionic conductivity and structural stability. In this work, Li3/8Sr7/16−xCaxHf1/4Nb3/4O3 solid electrolytes with various calcium contents (x = 0, 0.02, 0.05, 0.08, and 0.44) were synthesized via a sol–gel method, followed
Alaa Alsawaf, Mohana Veerraju Kante, Philip Henkel, Xiaomeng Pi, Florian Stainer, Martin Wilkening, Leonardo Velasco, Subramshu S. Bhattacharya, Vladimir Sepelak, Mamoru Senna, Horst Hahn, Torsten Brezesinski, Miriam Botros   +12 more
wiley   +1 more source

Modified Pechini Synthesis of Oxide Powders and Thin Films [PDF]

, 2016
The modified Pechini method has become one of the most popular synthesis methods for complex oxide materials due to its simplicity and versatility. The method can be applied to synthesize nanocrystalline powders, bulk materials, as well as oxide thin films.
Sunde, Tor Olav Løveng, Grande, Tor, Einarsrud, Mari-Ann   +2 more
openaire   +3 more sources

Perovskite Electrocatalysts for Oxygen Evolution in Alkaline Media: From Fundamentals to Recent Developments

ChemistryOpen, Volume 15, Issue 4, April 2026.
Perovskite oxides offer exceptional structural flexibility, enabling precise tuning of composition and electronic structure. This review connects these design parameters to both adsorbate‐ and lattice‐oxygen‐mediated OER pathways, highlighting the promise of rationally engineered perovskites as high‐performance electrocatalysts for alkaline water ...
Mikey Jones, Adeline Loh, Cheng Lyu, Ida Nawrocka, Jack Corbin, Zhenyu Zhang, Xiaohong Li   +6 more
wiley   +1 more source

Comportamento térmico do PbTiO3 modificado por terras raras Thermal behavior of rare earth modified PbTiO3

Cerâmica, 2005
Titanatos de chumbo dopados com itérbio e ítrio, PYbT e PYT foram preparados pelo método Pechini. Os materiais obtidos foram calcinados sobre fluxo de oxigênio em diferentes temperaturas e investigados utilizando-se as técnicas de difração de raios X ...
F. C. D. Lemos, E. Longo, D. M. A. Melo, A. O. Silva, F. J. S. Lima, J. E. C. Silva   +5 more
doaj   +1 more source

Síntese de pigmentos pretos à base de Fe, Co e Cr pela rota dos precursores poliméricos Synthesis of Fe-, Co- and Cr-based black pigments by the polymeric precursor route

Cerâmica, 2006
Pigmentos pretos à base de Co, Fe e Cr foram sintetizados pelo método dos precursores poliméricos. Analizou-se o efeito do tratamento térmico no desenvolvimento da cor e de estabilidade dos pigmentos. O resultado da composição otimizada do pigmento foi a
P. R. G. Gonçalves Jr, J. H. G. Rangel, M. M. Oliveira, E. Azevedo, L. P. S. dos Santos, E. Longo   +5 more
doaj   +1 more source

Preparation of (La0.8Sr0.2)2FeNiO6-Δ Nanopowder by Pechini Method and Its Sensitivity to NO2

MATEC Web of Conferences, 2018
The nano-sized (La0.8Sr0.2)2FeNiO6-Δ (LSFN) double perovskite powder without impurity phase was successfully prepared using the Pechini method.
Zhou Lihong, Duan Wei, Hu Bikang, Xiao Jianzhong   +3 more
doaj   +1 more source

ZrTiO4 nanowire growth using membrane-assisted Pechini route

Orbital: The Electronic Journal of Chemistry, 2014
The high surface-to-volume ratio of nanowires makes them natural competitors as new device components. In this regard, a current major challenge is to produce quasi-one-dimensional nanostructures composed of well established oxide-based materials.
P. R. de Lucena, W. A. Prado, V. S. Braga, N. L. V. Carreño   +3 more
doaj   +1 more source

Synthesis and Characterization of Nano-Particles of Niobium Pentoxide with Orthorhombic Symmetry

Metals, 2017
In this work, a set of nanoparticles of Nb2O5 nanoparticles were grown by both the Pechini and the sol-gel methods. The amorphous materials were calcined at 650 #xB0;C or at 750 °C.
Miryam Rincón Joya, José José Barba Ortega, Angela Mercedes Raba Paez, José Gadelha da Silva Filho, Paulo de Tarso Cavalcante Freire   +4 more
doaj   +1 more source

Utilização de uma resina preparada pelo método da solução líquida de citratos como ligante durante a preparação de filtros cerâmicos à base de alumina Utilization of a resin, prepared by the citrate liquid solution method, as binder during the manufacturing of alumina-based ceramic filters

Cerâmica, 1999
Este trabalho propõe a preparação de filtros cerâmicos macroporosos pela técnica da impregnação de espumas de poliuretano e utilização de uma resina preparada pelo método Pechini contendo íons alumínio e manganês como ligante. Nas temperaturas inferiores
D. Gouvêa, W. A. Savaglia Neto, J. D. T. Capocchi   +2 more
doaj   +1 more source