Niobium oxides and niobates physical properties: Review and prospects

C Nico, T Monteiro, MPF Graça - Progress in Materials Science, 2016 - Elsevier
For the last 75 years several studies have been reporting on the physical properties of
niobium oxides, but there is still many contradictory, inconsistent and insufficient information …

Niobium pentoxide based materials for high rate rechargeable electrochemical energy storage

F Shen, Z Sun, Q He, J Sun, RB Kaner, Y Shao - Materials Horizons, 2021 - pubs.rsc.org
The demand for high rate energy storage systems is continuously increasing driven by
portable electronics, hybrid/electric vehicles and the need for balancing the smart grid …

More than a support: the unique role of Nb 2 O 5 in supported metal catalysts for lignin hydrodeoxygenation

N Ji, J Yin, Y Rong, H Li, Z Yu, Y Lei, S Wang… - Catalysis Science & …, 2022 - pubs.rsc.org
Nb2O5-supported metal materials are a vital class of green catalysts with excellent lignin
hydrodeoxygenation activity and reusability in an aqueous catalytic system, in which the …

Insights into the catalytic performance of Ni/Nb2O5 catalysts for vanillin hydrodeoxygenation in aqueous phase: The role of Nb2O5 crystal structures

Z Zhang, H Xu, H Li - Fuel, 2022 - Elsevier
Hydrodeoxygenation (HDO) in aqueous phase is green and efficient approaches to convert
the biomass and its derivative to high value-added chemicals and renewable fuels …

[HTML][HTML] Influence of Nb2O5 crystal structure on photocatalytic efficiency

CL Ücker, FC Riemke, NF de Andrade Neto… - Chemical Physics …, 2021 - Elsevier
This work demonstrates the application of crystalline Nb 2 O 5 powders with different phases
as photocatalysts in the degradation of Rhodamine B (RhB). The crystalline structure and …

Regulating the crystal phase of Pd/Nb2O5 for vanillin selective HDO at room temperature

H Xu, H Li - Journal of Catalysis, 2023 - Elsevier
Constructing heterogeneous catalysts with high efficiency and stability to achieve biomass
HDO under comparatively mild conditions is an arduous challenge. Crystal phase of metal …

Design of nickel supported on water-tolerant Nb2O5 catalysts for the hydrotreating of lignin streams obtained from lignin-first biorefining

GF Leal, S Lima, I Graça, H Carrer, DH Barrett… - Iscience, 2019 - cell.com
In biomass conversion, Nb 2 O 5 has attracted increasing attention as a catalyst support
presenting water-tolerant Lewis acid sites. Herein, we address the design of Ni/Nb 2 O 5 …

Lewis Acid Catalysis of Nb2O5 for Reactions of Carboxylic Acid Derivatives in the Presence of Basic Inhibitors

SMAH Siddiki, MN Rashed, MA Ali, T Toyao… - …, 2019 - Wiley Online Library
This review focuses on catalytic applications of niobium pentoxide (Nb2O5) and niobic acid
(Nb2O5⋅ nH2O). These materials serve as heterogeneous acid catalysts that show …

Nanostructured N-doped orthorhombic Nb 2 O 5 as an efficient stable photocatalyst for hydrogen generation under visible light

AK Kulkarni, CS Praveen, YA Sethi, RP Panmand… - Dalton …, 2017 - pubs.rsc.org
The synthesis of orthorhombic nitrogen-doped niobium oxide (Nb2O5− xNx) nanostructures
was performed and a photocatalytic study carried out in their use in the conversion of toxic …

Microwave-assisted synthesis of Nb2O5 for photocatalytic application of nanopowders and thin films

G Falk, M Borlaf, MJ López-Muñoz… - Journal of Materials …, 2017 - cambridge.org
A new rapid and energy saving method for the obtention of high performance nanoparticles
and thin films of Nb2O5 by microwave-assisted hydrothermal synthesis is reported. The …