Titania nanoparticles for photocatalytic degradation of ethanol under simulated solar light

• Evghenii Goncearenco,
• Iuliana P. Morjan,
• Claudiu Teodor Fleaca,
• Florian Dumitrache,
• Elena Dutu,
• Monica Scarisoreanu,
• Valentin Serban Teodorescu,
• Alexandra Sandulescu,
• Crina Anastasescu and
• Ioan Balint

Beilstein J. Nanotechnol. 2023, 14, 616–630, doi:10.3762/bjnano.14.51

• gas production has been detected for the samples from series “b”, whereas the CO2 evolution was observed for all samples from series “a”. Keywords: ethanol; H2 production; laser pyrolysis; photocatalyst; TiO2 nanoparticles; Introduction Semiconductor materials are widely used, from electronic

• productivity, which are in some cases extremely low compared to a continuous flow method such as laser pyrolysis which, in the case of the studied powders, allows for a productivity of 1 g/h with the possibility of upscaling to an industrial level by increasing the reaction area. Another point is to find the

• ) that yield the highest photocatalytic decomposition of ethanol as harmful compound in gaseous or liquid media, that is air and wastewater. Results and Discussion Powder characterization The main chemical reaction of the TiCl4 precursor in laser pyrolysis in the presence of synthetic air can be

Sputtering onto liquids: a critical review

• Anastasiya Sergievskaya,
• Adrien Chauvin and
• Stephanos Konstantinidis

Beilstein J. Nanotechnol. 2022, 13, 10–53, doi:10.3762/bjnano.13.2

• in the synthesis procedures. The most common physical methods used to generate NPs are high-energy ball milling, laser ablation, electrospraying, inert gas condensation, PVD, laser pyrolysis, flash spray pyrolysis, and melt mixing [16]. Chemical methods are the traditional and most widely used

Zn/F-doped tin oxide nanoparticles synthesized by laser pyrolysis: structural and optical properties

• Florian Dumitrache,
• Iuliana P. Morjan,
• Elena Dutu,
• Ion Morjan,
• Claudiu Teodor Fleaca,
• Monica Scarisoreanu,
• Alina Ilie,
• Marius Dumitru,
• Cristian Mihailescu,
• Adriana Smarandache and
• Gabriel Prodan

Beilstein J. Nanotechnol. 2019, 10, 9–21, doi:10.3762/bjnano.10.2

• -Magurele, Romania Ovidius University of Constanta, Mamaia Avenue no. 124, 900524, Constanta, Romania 10.3762/bjnano.10.2 Abstract Zn/F co-doped SnO2 nanoparticles with a mean diameter of less than 15 nm and a narrow size distribution were synthesized by a one-step laser pyrolysis technique using a

• dopant concentration). Keywords: laser pyrolysis; nanoparticles; optical bandgap; Zn/F-doped SnO2; Introduction Recently, there has been growing interest in the field of transparent conducting oxides and wide bandgap oxide nanocrystalline materials such as tin oxide (SnO2). It is generally agreed that

• solutions [13] and iv.) iron by laser pyrolysis [14][15] or by electron beam evaporation [16]. Cobalt-doped tin oxide has also been reported, and the resulting polycrystalline films were prepared by spin-coating and annealing from chloride ethanolic solutions resulted in lower bandgap values than pure SnO2

Low-cost formation of bulk and localized polymer-derived carbon nanodomains from polydimethylsiloxane

• Juan Carlos Castro Alcántara,
• Mariana Cerda Zorrilla,
• Lucia Cabriales,
• Luis Manuel León Rossano and
• Mathieu Hautefeuille

Beilstein J. Nanotechnol. 2015, 6, 744–748, doi:10.3762/bjnano.6.76

• nanocrystals (GNC) are composing the shiny layers, whereas dark parts consist mainly of single-walled carbon nanotubes (SWCNT) [14]. Selective laser ablation Selective and localized laser pyrolysis has also been tested to study the formation of nanodomains from PDMS in a controlled fashion, using a low-cost

• through the chemical vapour deposition (CVD) technique by using alcohols as reagent for carbon sources. For instance, aliphatic alcohols or mixtures of ethanol and methanol with other substances such as ferrocenes may also be used, depending on the type of the desired carbon nanodomains [4][5]. Laser

• pyrolysis may also be used to produce PDC in a rapid, local and selective fashion, although it is less common than CVD due its non-continuous work regime limiting the process [1]. Recently, a high power ultraviolet laser has been employed to directly induce the localized formation of nanocrystalline silicon

A facile synthesis of a carbon-encapsulated Fe₃O₄ nanocomposite and its performance as anode in lithium-ion batteries

• Raju Prakash,
• Katharina Fanselau,
• Shuhua Ren,
• Tapan Kumar Mandal,
• Christian Kübel,
• Horst Hahn and
• Maximilian Fichtner

Beilstein J. Nanotechnol. 2013, 4, 699–704, doi:10.3762/bjnano.4.79

• , plasma synthesis, electro-spray, and laser pyrolysis techniques. Much improved electrochemical performances have been achieved with the modified materials [13]. However, all aforementioned methods need multi-step processes that include removing solvents, surfactants, or templates. Especially, the removal