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Browsing by Subject "Photocatalysis"

Now showing items 1-20 of 21

A selective synthesis of taon nanoparticles and their comparative study of photoelectrochemical properties

Khanal, Vijay; Soto-Harrison, Eric; Chandra, Dhanesh; Balayeva, Narmina O.; Bahnemann, Detlef W.; Subramanian, Vaidyanathan (Ravi) (Basel : MDPI AG, 2020)

A simplified ammonolysis method for synthesizing single phase TaON nanoparticles is presented and the resulting photoelectrochemical properties are compared and contrasted with as-synthesized Ta2O5 and Ta3N5. The protocol ...
Ag+, Fe3+ and Zn2+-intercalated cadmium(II)-metal-organic frameworks for enhanced daylight photocatalysis

Surib, Nur Atiqah; Sim, Lan Ching; Leong, Kah Hon; Kuila, Aneek; Saravanan, Pichiah; Lo, Kong Mun; Ibrahim, Shaliza; Bahnemann, Detlef W.; Jang, Min (Cambridge : Royal Society of Chemistry, 2017)

Design and synthesis of multi-dimensional metal-organic frameworks are fascinating because MOFs possess intriguing structures and unique properties and exhibit potential applications in photocatalysis. In the present study, ...
Charge Carriers in Commercial Photocatalysts : Fractal Kinetics and Effect of “Inert” Additives

Günnemann, Carsten; Curti, Mariano; Sieland, Fabian; Bahnemann, Detlef W. (Dordrecht : Springer Science + Business Media, 2021)

High photon conversion efficiencies and low-cost materials are crucial for implementing photocatalytic solutions in large scale applications. To improve the conversion efficiencies, knowledge on the lifetime and dynamics ...
Cold sprayed WO3 and TiO2 electrodes for photoelectrochemical water and methanol oxidation in renewable energy applications

Haisch, Christoph; Schneider, Jenny; Fleisch, Manuel; Gutzmann, Henning; Klassen, Thomas; Bahnemann, Detlef W. (Cambridge : Royal Society of Chemistry, 2017)

Films prepared by cold spray have potential applications as photoanodes in electrochemical water splitting and waste water purification. In the present study cold sprayed photoelectrodes produced with WO3 (active under ...
Comparative photocatalytic activity of sol–gel derived rare earth metal (La, Nd, Sm and Dy)-doped ZnO photocatalysts for degradation of dyes

Alam, Umair; Khan, Azam; Ali, Danish; Bahnemann, Detlef W.; Muneer, M. (Cambridge : Royal Society of Chemistry, 2018)

Rare earth metal doping into semiconductor oxides is considered to be an effective approach to enhance photocatalytic activity due to its ability to retard the electron–hole pair recombination upon excitation. Herein, we ...
Construction of novel Ru-embedded bulk g-C3N4 photocatalysts toward efficient and sustainable photocatalytic hydrogen production

Ismael, Mohammed (Amsterdam [u.a.] : Elsevier Science, 2024)

Novel Ru-embedded bulk graphitic carbon nitride (g-C3N4) photocatalysts containing different wt% of Ru (0.5–2 % wt) were synthesized by a simple mixing method of ruthenium complex with g-C3N4. The photocatalytic activity ...
An extensive catalytic potential of sustainable TiO2-based materials fabricated via flame spray pyrolysis: A comprehensive review

Ismael, Mohammed; Sharma, Anuradha; Kumar, Naveen (Amsterdam [u.a.] : Elsevier, 2024)

TiO2-based materials have been extensively studied and explored in the field of catalysis. However, pristine TiO2 exhibits a wide energy band gap and fast charge recombination, restricting their large-scale applications. ...
Mesoporous titania photocatalysts: Preparation, characterization and reaction mechanisms

Ismail, Adel A.; Bahnemann, Detlef W. (Cambridge : Royal Society of Chemistry, 2011)

Titanium dioxide is a very important semiconductor with a high potential for applications in photocatalysis, solar cells, photochromism, sensoring, and various other areas of nanotechnology. Increasing attention has recently ...
Multilayered ordered mesoporous platinum/titania composite films: Does the photocatalytic activity benefit from the film thickness?

Ismail, Adel A.; Bahnemann, Detlef W.; Rathousky, Jiri; Yarovyi, Viktor; Wark, Michael (Cambridge : Royal Society of Chemistry, 2011)

Multilayered films of TiO2 with ordered cubic mesoporosity were grown via layer-by-layer deposition on a conductive FTO (F-doped SnO 2) substrate by dip-coating and subsequent calcination at 400°C. Since platinum nanoparticles ...
Optimierung der photokatalytischen Wasserreinigung mit Titandioxid : Festkörper- und Oberflächenstruktur des Photokatalysators

Lindner, Martin (Hannover : Universität, 1997)

[no abstract]
Optimization of Photocatalytic Processes: Catalyst Design, Kinetics and Reaction Engineering

Bloh, Jonathan Zacharias (Hannover : Institutionelles Repositorium der Leibniz Universität Hannover, 2021)

The use of light energy to drive chemical reactions has gained increasing interest for a variety of applications in the last decades. This habilitation thesis comprises a selected number of original papers from the author's ...
Photoactive Heterostructures: How They Are Made and Explored

Emeline, Alexei V.; Rudakova, Aida V.; Mikhaylov, Ruslan V.; Bulanin, Kirill M.; Bahnemann, Detlef W. (Basel : MDPI, 2021)

In our review we consider the results on the development and exploration of heterostructured photoactive materials with major attention focused on what are the better ways to form this type of materials and how to explore ...
Photocatalytic water splitting for solar hydrogen production and simultaneous decontamination of organic pollutants

AlSalka, Yamen (Hannover : Institutionelles Repositorium der Leibniz Universität Hannover, 2020)

Future sustainable energy scenarios require an improved access to renewable energy sources and thuds help to reduce the carbon footprint of the energy sector. The dream concerning the implementation of a solar photocatalytic ...
Photokatalytische Oxidation von Alkenen und Alkanen mit Sauerstoff an belichtetem Titandioxid

Kleinschmidt, Olaf (Hannover : Universität, 2001)

[no abstract]
Photokatalytisches Verfahren zur Reinigung NH3- und NO-haltiger Abgase

Völker, Günter (Hannover : Gottfried Wilhelm Leibniz Universität Hannover, 2001)

[no abstract]
Recent progresses on metal halide perovskite-based material as potential photocatalyst

Bresolin, Bianca-Maria; Park, Yuri; Bahnemann, Detlef W. (Basel : MDPI AG, 2020)

Recent years have witnessed an incredibly high interest in perovskite-based materials. Among this class, metal halide perovskites (MHPs) have attracted a lot of attention due to their easy preparation and excellent ...
Synthesis of semiconductor nanoparticles applied in photocatalysis for the degradation of pollutants in aqueous and gas phase

Menéndez Flores, Victor Manuel (Hannover : Gottfried Wilhelm Leibniz Universität Hannover, 2010)

[no abstract]
Synthesis of visible light driven TiO2 coated carbon nanospheres for degradation of dyes

Raza, Waseem; Haque, M.M.; Muneer, M.; Bahnemann, Detlef W. (Amsterdam : Elsevier, 2016)

Herein, we report the successful synthesis of visible light driven metal doped TiO2 coated carbon nanospheres (CNS) via a facile hydrothermal approach. The synthesized materials were characterized by standard analytical ...
Understanding charge transfer processes on metal oxides - A laser-flash-photolysis study

Sieland, Fabian; Schneider, Jenny; Lippmann, Thorsten; Bahnemann, Detlef W. (Bellingham, WA : S P I E - International Society for Optical Engineering, 2016)

In the focus of this study, mixtures of commercially available TiO2 powders were created and their photocatalytic activity concerning the acetaldehyde degradation in the gas phase was tested. Further, the lifetime of the ...
Untersuchungen zur photokatalytischen NOx-Reduktion in sauerstoffreichen Modell-Abgasen

Bredemeyer, Niels Holger (Hannover : Universität, 2001)

[no abstract]

Now showing items 1-20 of 21

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Browsing by Subject "Photocatalysis"

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