☆ 4.0 Article

Facile preparation of Nb2O5/TiO2 heterostructures for photocatalytic application

CHEMICAL PHYSICS IMPACT (2022)

Related references

Note: Only part of the references are listed.

Article Materials Science, Multidisciplinary

Highly efficient removal of trace lead (II) from wastewater by 1,4-dicarboxyb enzene modifie d Fe/Co metal organic nanosheets

Junmao Hong et al.

Summary: FeCo@BDC, a novel Fe/Co metal organic complex nanosheet modified by 1,4-dicarboxybenzene (BDC), shows highly efficient removal performance for trace Pb2+ in neutral aqueous solutions, with removal rates over 95% and adsorption equilibrium achieved in 15 minutes. The adsorption of Pb2+ follows Langmuir model and pseudo-second-order model, with a maximum adsorption capacity of 220.48 mg g(-1). FeCo@BDC also demonstrates excellent regeneration performance, making it an ideal candidate for commercial adsorbent materials.

JOURNAL OF MATERIALS SCIENCE & TECHNOLOGY (2022)

Add to Collection

Article Materials Science, Multidisciplinary

Enhanced photocatalytic activity of CaMoO4/g-C3N4 composites obtained via sonochemistry synthesis

Anderson A. G. Santiago et al.

Summary: CaMoO4-based g-C3N4 composites synthesized via sonochemistry exhibit excellent photocatalytic activity under UV light, particularly in the discolouration of methylene blue. Structural analysis confirms the presence of g-C3N4 and showcases increased particle interfaces through FEG-SEM imaging. Additionally, the increased dosage of g-C3N4 onto the composite significantly enhances the photocatalytic efficiency.

MATERIALS RESEARCH BULLETIN (2022)

Add to Collection

Article Engineering, Chemical

Microwave-assisted synthesis of RuTe2/black TiO2 photocatalyst for enhanced diclofenac degradation: Performance, mechanistic investigation and intermediates analysis

Chenghong Qiang et al.

Summary: In this study, a novel and efficient RuTe2 cocatalyst was reported for the degradation of diclofenac using a TiO2 photocatalytic heterostructure. The results showed that adding 0.5% RuTe2 to B-TiO2 improved the degradation efficiency by 1.2 times compared to pure B-TiO2. The study also investigated the effects of different preparation conditions on the catalysts.

SEPARATION AND PURIFICATION TECHNOLOGY (2022)

Add to Collection

Article Chemistry, Applied

Insights into the efficient charge separation over Nb2O5/2D-C3N4 heterostructure for exceptional visible-light driven H2 evolution

Jia Yan et al.

Summary: A Nb2O5/2D-C3N4 heterostructure is constructed to address agglomeration and charge carrier recombination issues in photocatalytic water splitting; the optimized structure achieves exceptional hydrogen evolution efficiency under irradiation, with a H-2 evolution rate several times higher than pristine materials.

JOURNAL OF ENERGY CHEMISTRY (2022)

Add to Collection

Article Materials Science, Multidisciplinary

Achieving highly stable Sn-based anode by a stiff encapsulation heterostructure

Ruizhe Li et al.

Summary: Rationally designed heterostructures combining SnO2 and Nb2O5 exhibit high cycling stability and good rate performance in lithium-ion batteries. The Nb2O5 outer shell physically inhibits Sn atom migration and enhances reaction kinetics, while strong chemical interactions at the SnO2/Nb2O5 interfaces ensure stable encapsulation of the core.

SCIENCE CHINA-MATERIALS (2022)

Add to Collection

Article Chemistry, Physical

Nb2O5/g-C3N4 Heterojunction Facilitates 2,5-Diformylfuran Production via Photocatalytic Oxidation of 5-Hydroxymethylfurfural under Direct Sunlight Irradiation

Shelja Sharma et al.

Summary: This study demonstrates the enriched synthesis of 2,5-diformylfuran from 5-hydroxymethylfurfural over a Nb2O5/g-C3N4 heterojunction under direct sunlight irradiation. The heterojunction showed improved surface properties and band edge positions alignment, leading to better control of charge carrier recombination. Acetonitrile significantly assisted in higher HMF conversion, resulting in increased DFF yield and selectivity compared to single photocatalysts. The results indicate the potential of the heterostructure in DFF synthesis through synergistic action of Nb2O5 and g-C3N4.

CHEMPHOTOCHEM (2022)

Add to Collection

Article Chemistry, Physical

Magnetron sputtered TiO2/CuO heterojunction thin films for efficient photocatalysis of Rhodamine B

Baofei Hao et al.

Summary: TiO2-based heterojunction nano-thin films with CuO underlayer were prepared by magnetron sputtering. The thickness of the upper TiO2 layer and underlying CuO layer could be precisely controlled. The optimized heterojunction film exhibited excellent photocatalytic activity for Rhodamine B degradation.

JOURNAL OF ALLOYS AND COMPOUNDS (2022)

Add to Collection

Article Materials Science, Multidisciplinary

In-situ fabrication of Bi2S3/BiVO4/Mn0.5Cd0.5 S-DETA ternary S-scheme heterostructure with effective interface charge separation and CO2 reduction performance

Zhiwei Zhao et al.

Summary: This study synthesized S-scheme nanocomposites with good photocatalytic activity through the in-situ growth method to boost photocatalytic CO2 reduction and improve photocatalytic activity and stability.

JOURNAL OF MATERIALS SCIENCE & TECHNOLOGY (2022)

Add to Collection

Article Chemistry, Physical

Two-dimensional sulfur- and chlorine-codoped g-C3N4/CdSe-amine heterostructures nanocomposite with effective interfacial charge transfer and mechanism insight

Xiaofeng Li et al.

Summary: This study successfully fabricated sulfur and chlorine codoped graphite CN (S/Cl-CN) and constructed a S/Cl-CN/CdSe-D heterojunction, which exhibits enhanced photocatalytic activity. The introduction of S and Cl atoms improves interlayer charge migration capability, while the substitution of S atom for N atom helps adjust the band gap.

APPLIED CATALYSIS B-ENVIRONMENTAL (2021)

Add to Collection

Article Chemistry, Physical

Flexoelectricity-induced enhancement in carrier separation and photocatalytic activity of a photocatalyst

Tingting Cheng et al.

Summary: This study demonstrates the flexoelectricity-enhanced mechanism of photocatalysis in Ag2MoO4, and further explores its potential application in environmental pollution degradation.

APPLIED SURFACE SCIENCE (2021)

Add to Collection

Article Chemistry, Physical

A Versatile Nb2O5/SnO2 Heterostructure for Different Environmental Purposes: Water Treatment and Artificial Photosynthesis

Thais A. Rodrigues et al.

Summary: A versatile Nb2O5/SnO2 heterostructure has been successfully synthesized, showing enhanced performance in photocatalysis, CO2 photoreduction, and adsorption compared to pure Nb2O5. The negative surface charge induced by SnO2 and charge separation in the heterostructure extend the lifetime of photoexcited carriers, facilitating oxidative and reductive reactions, making it a unique platform for different environmental treatments.

CHEMCATCHEM (2021)

Add to Collection

Article Materials Science, Multidisciplinary

Multi-Photonic behavior of Nb2O5 and its correlation with synthetic methods

Catia L. Ucker et al.

Summary: The performance of Nb2O5 synthesized by four different methods was investigated in DSSCs and the photocatalytic degradation of RhB. Smaller and more dispersed Nb2O5 particles showed better results in both applications, indicating a correlation between the synthesis methods and photonic behavior.

JOURNAL OF MATERIALS SCIENCE (2021)

Add to Collection

Article Nanoscience & Nanotechnology

Design of highly sensitive and selective ethanol sensor based on α-Fe2O3/Nb2O5 heterostructure

Rabia Rabia Khatoon et al.

Summary: The introduction of heterostructures with alpha-Fe2O3/Nb2O5 has shown enhanced gas-sensing features, high selectivity and sensitivity, and promising potential application as good sensing material for ethanol sensors.

NANOTECHNOLOGY (2021)

Add to Collection

Article Chemistry, Physical

Constructing anatase TiO2/Amorphous Nb2O5 heterostructures to enhance photocatalytic degradation of acetaminophen and nitrogen oxide

Xiang Bi et al.

Summary: TiO2 nanostructures are commonly used photocatalysts, but their wide band gap limits their efficiency in utilizing solar energy. Through the synthesis of TiO2/Nb2O5 composites, a unique heterostructure with reduced band gap and improved charge transfer is obtained, resulting in enhanced photocatalytic performance.

JOURNAL OF COLLOID AND INTERFACE SCIENCE (2021)

Add to Collection

Article Energy & Fuels

Integrated S-Scheme Heterojunction of Amine-Functionalized 1D CdSe Nanorods Anchoring on Ultrathin 2D SnNb2O6 Nanosheets for Robust Solar-Driven CO2 Conversion

Xiaochun Ke et al.

Summary: A novel S-scheme SnNb2O6/CdSe-diethylenetriamine heterojunction was designed and showed enhanced activity in the solar-driven photocatalytic conversion of CO2 to CO, attributed to the synergy between CdSe-diethylenetriamine nanorods and SNO nanosheets in the S-scheme system.

SOLAR RRL (2021)

Add to Collection

Article Chemistry, Physical

Cation-exchange mediated synthesis of hydrogen and sodium titanates heterojunction: Theoretical and experimental insights toward photocatalyic mechanism

Isabela M. Iani et al.

Summary: Na2Ti3O7/H2Ti3O7 heterojunction nanotubes were synthesized via microwave-assisted hydrothermal method with different band gap energy engineering, showing activity for Rhodamine-B dye discoloration under visible light, with the material having the highest sodium concentration exhibiting the best performance. The theoretical results revealed a staggered gap heterojunction band offset between Na2Ti3O7 and H2Ti3O7, with a Z-scheme charge carrier transfer mechanism for dye discoloration.

APPLIED SURFACE SCIENCE (2021)

Add to Collection

Article Chemistry, Physical

Influence of Nb2O5 crystal structure on photocatalytic efficiency

Catia L. Ucker et al.

Summary: This study demonstrated the use of crystalline Nb2O5 powders with different phases as photocatalysts for Rhodamine B degradation, showing that changes in crystalline structure and surface area due to heat treatment temperature can impact the photocatalytic activity. Different phases of Nb2O5 resulted in varying degrees of RhB degradation, with pseudohexagonal Nb2O5 achieving a higher degradation rate compared to orthorhombic Nb2O5. Analysis methods including high-performance liquid chromatography, mass spectrometry, and total organic content analysis were used to identify RhB degradation products and propose potential degradation pathways.

CHEMICAL PHYSICS LETTERS (2021)

Add to Collection

Article Engineering, Chemical

Preparation of Mg,N-co-doped lignin adsorbents for enhanced selectivity and high adsorption capacity of As (V) from wastewater

Xiaofeng Shi et al.

Summary: A novel lignin-based adsorbent was prepared by doping with N and modifying with Mg2+ to enhance selectivity and capacity for As (V) oxyanion. The adsorbent showed high selectivity and excellent reusability for As (V), with a maximum adsorption capacity of 687.46 mg g(-1) achieved within 30 minutes. This study offers a new technology for As (V) adsorption from wastewater and provides a novel idea for the recycle of waste from the paper industry.

PARTICUOLOGY (2021)

Add to Collection

Article Materials Science, Ceramics

Photocatalytic degradation of rhodamine B using Nb2O5 synthesized with different niobium precursors: Factorial design of experiments

Catia L. Ucker et al.

Summary: Niobium pentoxide (Nb2O5) was synthesized using two different niobium precursors and showed high efficiency in rhodamine B (RhB) dye removal under specific conditions such as RhB concentration of 1 x 10-5 M, 50 mg Nb2O5 photocatalyst dosage, and 60 min photocatalysis time.

CERAMICS INTERNATIONAL (2021)

Add to Collection

Article Energy & Fuels

Cd3(C3N3S3)2 Polymer/Sn Schottky Heterojunction for Broadband-Solar Highly Selective Photocatalytic CO2 Reduction

Xudong Li et al.

Summary: In this study, a Sn/Cd-3(C3N3S3)(2) (CdTMT) composite was developed to achieve nearly 99% selectivity in the conversion of CO2 to CO. The presence of metal Sn on the surface of CdTMT forming a Schottky heterojunction significantly enhanced the separation efficiency of photogenerated carriers and boosted the photocatalytic activity for CO2 reduction by about 3.7 times compared to pure CdTMT.

SOLAR RRL (2021)

Add to Collection

Article Nanoscience & Nanotechnology

Microwave hydrothermally synthesized WO3/UiO-66 nanocomposites toward enhanced photocatalytic degradation of rhodamine B

Fuhao Zhang et al.

Summary: A novel nanocomposite (WO3/UiO-66) with excellent photocatalytic performance for the photodegradation of rhodamine B was successfully synthesized. The nanocomposite with a W:Zr molar ratio of 1:5 exhibited the best photocatalytic efficiency, reaching 96.6% degradation after 100 minutes of simulated sunlight irradiation. This study provides an effective method for preparing photocatalysts for degrading organic dyes.

ADVANCED COMPOSITES AND HYBRID MATERIALS (2021)

Add to Collection

Article Engineering, Electrical & Electronic

A Statistical Study of Assembly Parameter Modifications Effects on the Photovoltaic Response of Dye-Sensitized Solar Cells

Vitor Goetzke et al.

Summary: By varying three construction parameters of a dye-sensitized solar cell and using an experimental factorial design method to analyze the modifications, it was found that the semiconductor composition played a predominant role in improving the photovoltaic parameters. This was attributed to the observed uniformity of the semiconductor layer, as confirmed by scanning electron microscopy results.

JOURNAL OF ELECTRONIC MATERIALS (2021)

Add to Collection

Article Chemistry, Physical

Unraveling the Origin of Photocatalytic Deactivation in CeO2/Nb2O5 Heterostructure Systems during Methanol Oxidation: Insight into the Role of Cerium Species

Lukasz Wolski et al.

Summary: The study delves deep into the photocatalytic deactivation of Nb2O5 modified with ceria, revealing that the ultrafine size of ceria particles on the surface creates a strong interface for efficient charge transfer but also acts as highly active recombination centers due to high defect site concentration.

JOURNAL OF PHYSICAL CHEMISTRY C (2021)

Add to Collection

Article Nanoscience & Nanotechnology

Modification of coconut shell-based activated carbon and purification of wastewater

Zhihua Deng et al.

Summary: The study investigated the purification of wastewater containing heavy metals using coconut shell-based activated carbon modified by different agents. The modification significantly reduced adsorption equilibrium time, decreased carbon adsorbent addition, and improved removal purification. The agents of acid, alkali, and potassium showed better impact on purification than iron salt, successfully removing over 90% of pollutants with a 1-g dosage of adsorbent. Additionally, increasing adsorption reaction time and the amount of adsorbent showed a direct relationship to the adsorption effect.

ADVANCED COMPOSITES AND HYBRID MATERIALS (2021)

Add to Collection

Article Nanoscience & Nanotechnology

One-step microwave hydrothermal preparation of Cd/Zr-bimetallic metal-organic frameworks for enhanced photochemical properties

Wei Cheng et al.

Summary: A new bimetallic metal-organic framework Cd/Zr-MOF was successfully synthesized and showed good photocatalytic performance under specific conditions, mainly due to the study of photocatalytic degradation mechanism by adding different eliminating agents.

ADVANCED COMPOSITES AND HYBRID MATERIALS (2021)

Add to Collection

Article Engineering, Environmental

Comparison of photocatalytic activity of alpha Fe2O3-TiO2/P on the removal of pollutants on liquid and gaseous phase

Sandra Yadira Mendiola-Alvarez et al.

Summary: The photocatalytic activity of mixed oxide alpha-Fe2O3/TiO2 doped with P was evaluated for diuron degradation and NOx oxidation. The Ti/P showed the highest activity for diuron degradation, while alpha Fe-Ti demonstrated the best performance for NOx oxidation under both UV and visible light.

JOURNAL OF ENVIRONMENTAL CHEMICAL ENGINEERING (2021)

Add to Collection

Article Materials Science, Multidisciplinary

CeO2-Nb2O5 photocatalysts for degradation of organic pollutants in water

Nathalia Pereira Ferraz et al.

RARE METALS (2020)

Add to Collection

Article Chemistry, Physical

Noble-metal-free Ni2P modified step-scheme SnNb2O6/CdS-diethylenetriamine for photocatalytic hydrogen production under broadband light irradiation

Taiping Hu et al.

APPLIED CATALYSIS B-ENVIRONMENTAL (2020)

Add to Collection

Article Multidisciplinary Sciences

Titanium dioxide nanoparticles (TiO2 NPs) promote growth and ameliorate salinity stress effects on essential oil profile and biochemical attributes of Dracocephalum moldavica

Gholamreza Gohari et al.

SCIENTIFIC REPORTS (2020)

Add to Collection

Article Materials Science, Multidisciplinary

Unveiling the role of peroxo groups in Nb2O5 photocatalytic efficiency under visible light

Roberta R. M. Silva et al.

MATERIALS LETTERS (2020)

Add to Collection

Review Chemistry, Multidisciplinary

The Influence of Photoactive Heterostructures on the Photocatalytic Removal of Dyes and Pharmaceutical Active Compounds: A Mini-Review

Alexandru Enesca et al.

NANOMATERIALS (2020)

Add to Collection

Review Chemistry, Multidisciplinary

Core-shell structured catalysts for thermocatalytic, photocatalytic, and electrocatalytic conversion of CO2

Sonali Das et al.

CHEMICAL SOCIETY REVIEWS (2020)

Add to Collection

Article Chemistry, Applied

Step-scheme porous g-C3N4/Zn0.2Cd0.8S-DETA composites for efficient and stable photocatalytic H2 production

Feifei Mei et al.

CHINESE JOURNAL OF CATALYSIS (2020)

Add to Collection

Article Chemistry, Physical

S-Scheme Heterojunction TiO2/CdS Nanocomposite Nanofiber as H2-Production Photocatalyst

Haonan Ge et al.

CHEMCATCHEM (2019)

Add to Collection

Article Chemistry, Multidisciplinary

Enhanced photocatalysis and bacterial inhibition in Nb2O5via versatile doping with metals (Sr, Y, Zr, and Ag): a critical assessment

Bhanupriya Boruah et al.

NANOSCALE ADVANCES (2019)

Add to Collection

Article Chemistry, Multidisciplinary

Heteroepitaxial Growth of T-Nb2O5 on SrTiO3

Jos E. Boschker et al.

NANOMATERIALS (2018)

Add to Collection

Article Chemistry, Physical

A building blocks strategy for preparing photocatalytically active anatase TiO2/rutile SnO2 heterostructures by hydrothermal annealing

Vagner Romito de Mendonca et al.

JOURNAL OF COLLOID AND INTERFACE SCIENCE (2017)

Add to Collection

Article Materials Science, Multidisciplinary

Hexagonal-Nb2O5/Anatase-TiO2 mixtures and their applications in the removal of Methylene Blue dye under various conditions

Nathalia P. Ferraz et al.

MATERIALS CHEMISTRY AND PHYSICS (2017)

Add to Collection

Article Chemistry, Multidisciplinary

FTIR and Raman Characterization of TiO2 Nanoparticles Coated with Polyethylene Glycol as Carrier for 2-Methoxyestradiol

Andrea Leon et al.

APPLIED SCIENCES-BASEL (2017)

Add to Collection

Article Chemistry, Physical

g-C3N4/Nb2O5 heterostructures tailored by sonochemical synthesis: Enhanced photocatalytic performance in oxidation of emerging pollutants driven by visible radiation

Gelson T. S. T. da Silva et al.

APPLIED CATALYSIS B-ENVIRONMENTAL (2017)

Add to Collection

Article Materials Science, Ceramics

Synthesis of g-C3N4/Nb2O5 heterostructures and their application in the removal of organic pollutants under visible and ultraviolet irradiation

Kele T. G. Carvalho et al.

CERAMICS INTERNATIONAL (2017)

Add to Collection

Article Chemistry, Applied

Synthesis, characterisation and photocatalytic activity of N-doped TiO2-Nb2O5 mixed oxides

A. M. Ferrari-Lima et al.

CATALYSIS TODAY (2015)

Add to Collection

Article Chemistry, Physical

Enhanced sunlight photocatalytic performance over Nb2O5/ZnO nanorod composites and the mechanism study

Sze-Mun Lam et al.

APPLIED CATALYSIS A-GENERAL (2014)

Add to Collection

Article Chemistry, Physical

Nb2O5/TiO2 heterojunctions: Synthesis strategy and photocatalytic activity

Junqing Yan et al.

APPLIED CATALYSIS B-ENVIRONMENTAL (2014)

Add to Collection

Article Chemistry, Physical

The ability of Nb2O5 and Ta2O5 to generate active oxygen in contact with hydrogen peroxide

Maria Ziolek et al.

CATALYSIS COMMUNICATIONS (2013)

Add to Collection

Article Chemistry, Multidisciplinary

Microwave-assisted hydrothermal synthesis of TiO2 spheres with efficient photovoltaic performance for dye-sensitized solar cells

Peter Chen et al.

JOURNAL OF NANOPARTICLE RESEARCH (2013)

Add to Collection

Article Chemistry, Physical

Tailored Preparation Methods of TiO2 Anatase, Rutile, Brookite: Mechanism of Formation and Electrochemical Properties

Damien Dambournet et al.

CHEMISTRY OF MATERIALS (2010)

Add to Collection

Article Materials Science, Multidisciplinary

Sol-gel synthesis and characterization of Nb2O5 powders

M Ristic et al.

MATERIALS LETTERS (2004)

Add to Collection

© Peeref 2019-2024. All rights reserved.