Layered niobate nanosheets: building blocks for advanced materials assembly

MA Bizeto, AL Shiguihara… - Journal of Materials …, 2009 - pubs.rsc.org
Layered materials with intracrystalline reactivity undergo intercalation and pillaring reactions
to produce materials with useful properties for catalysis, electrodes for Li batteries and …

Spectroscopic, morphological and electrochromic characterization of layer-by-layer hybrid films of polyaniline and hexaniobate nanoscrolls

CHB Silva, NA Galiote, F Huguenin… - Journal of Materials …, 2012 - pubs.rsc.org
The combination of semiconducting oxides and polyaniline in the nanoscale range may
result in hybrid materials having enhanced properties, such as electrochromism and charge …

Theoretical simulations of magnetic nanotubes using Monte Carlo method

E Konstantinova - Journal of Magnetism and Magnetic Materials, 2008 - Elsevier
We present the results of the Monte Carlo simulations of magnetic nanotubes, which are
based on the plane structures with the square unit cell at low temperatures. The spin …

Comparative studies of Schiff base-copper (II) and zinc (II) complexes regarding their DNA binding ability and cytotoxicity against sarcoma cells

AP Vieira, CA Wegermann, AMDC Ferreira - New Journal of Chemistry, 2018 - pubs.rsc.org
A series of Schiff base (ambaf, apyapn and apyepy) copper (II)(1, 3, 5 and 6) and analogous
zinc (II)(2 and 4) complexes were synthesized, and characterized by spectroscopic …

Adsorption behavior and mechanism of ethyl mercaptan in natural gas on Cu-modified hexaniobate nanotubes

J Zhu, L Hu, J Wang, J He - Applied Surface Science, 2024 - Elsevier
The presence of sulfur compounds in natural gas seriously affects the yield of hydrogen
production from natural gas reforming and the lifespan of catalysts. This study aims to clarify …

Removal of ethyl mercaptan over Fe and Ce doped hexaniobate nanotubes

J Zhu, L Hu, J He, H Cui - Ceramics International, 2022 - Elsevier
In this study, removal characteristics of ethyl mercaptan (C 2 H 5 SH) on hexaniobate
nanotubes (HNT) and the metal-doped hexaniobate nanotubes (M-HNT) fabricated by ion …

Intralamellar structural modifications related to the proton exchanging in K4Nb6O17 layered phase

MA Bizeto, F Leroux, AL Shiguihara… - Journal of Physics and …, 2010 - Elsevier
Basic structural aspects about the layered hexaniobate of K4Nb6O17 composition and its
proton-exchanged form were investigated mainly by spectroscopic techniques. Raman …

Nanofibrous and nanotubular supports for the immobilization of metalloporphyrins as oxidation catalysts

S Nakagaki, F Wypych - Journal of Colloid and Interface Science, 2007 - Elsevier
Nanofibrous and nanotubular materials, natural and synthetic, are important alternative
matrices for the immobilization of metallocomplexes, especially metalloporphyrins, as …

Continuous flow catalysis with a biomimetic copper (II) complex covalently immobilized on graphite felt

R Marion, G Muthusamy, F Geneste - Journal of catalysis, 2012 - Elsevier
The catecholase activity of a copper (II) complex coordinated by a tripodal pyrazole-based
ligand was investigated in continuous flow catalysis. The covalent immobilization of the …

Chemical modification of niobium layered oxide by tetraalkylammonium intercalation

AL Shiguihara, MA Bizeto… - Journal of the Brazilian …, 2010 - SciELO Brasil
Chemical modification of the layered K4Nb6O17 material was systematically investigated
through the reaction of its proton-exchanged form (H2K2Nb6O17) in alkaline solutions …