Sonolytic and ultrasound-assisted techniques for hydrogen production: A review based on the role of ultrasound

N Merabet, K Kerboua - International Journal of Hydrogen Energy, 2022 - Elsevier
Among the cleanest combustibles, hydrogen represents the energy carrier of the near future,
thereby, techniques for hydrogen synthesis have been the subject of several research …

Promoted photocatalytic H2 evolution over NiS/BaSnO3 nanocomposite photocatalyst prepared by modified sol-gel method

TR Sobahi, A Shawky - Surfaces and Interfaces, 2023 - Elsevier
Barium stannate (BaSnO 3) nanostructures have been synthesized by supercritical drying of
its sol-gel-prepared seeds. Following this, Nickel sulfide nanoparticles (NiS) were …

The Reducing Agents in Sonochemical Reactions without Any Additives

K Yasui - Molecules, 2023 - mdpi.com
It has been experimentally reported that not only oxidation reactions but also reduction
reactions occur in aqueous solutions under ultrasound without any additives. According to …

[HTML][HTML] Sono-electrolysis performance based on indirect continuous sonication and membraneless alkaline electrolysis: Experiment, modelling and analysis

K Kerboua, NH Merabet - Ultrasonics Sonochemistry, 2023 - Elsevier
In the present study, experiments of membraneless alkaline sono-electrolysis are combined
to a mathematical model describing the performance of a sono-electrolyzer based on the …

[HTML][HTML] Effects of alcohols and dissolved gases on sonochemical generation of hydrogen in a 300 kHz sonoreactor

J Choi, S Yoon, Y Son - Ultrasonics Sonochemistry, 2023 - Elsevier
The sonochemical generation of hydrogen (H 2) was investigated using various
water/alcohol solutions under argon (Ar) 100% in a 300 kHz sonoreactor. Five types of …

Methanol sono-pyrolysis for hydrogen recovery: Effect of methanol concentration under an argon atmosphere

A Dehane, S Merouani, O Hamdaoui - Chemical Engineering Journal, 2022 - Elsevier
A number of theoretical and experimental works showed the possibility of increasing the
sonochemical production of hydrogen through the pyrolysis of methanol within the acoustic …

Membrane free alkaline sono-electrolysis for hydrogen production: An experimental approach

NH Merabet, K Kerboua - International Journal of Hydrogen Energy, 2024 - Elsevier
The present paper deals with hydrogen generation using sono-electrolysis. The
experimental investigation is based on a parametric study of water electrolysis system …

Silver vanadate-coupled yttrium orthovanadate nanocomposite: An improved photocatalyst for amended visible-light-driven hydrogen evolution

SM Albukhari - Optical Materials, 2023 - Elsevier
The synthesis of yttrium orthovanadate (YVO 4) by surfactant-aided sol-gel method is
presented in this work. To enhance the visible-light activity of YVO 4, 4.0–16.0 wt% of silver …

Sol-gel-based synthesis of nanostructured Bi2WO3 covered with Li2MnO3 nanoparticles as enhanced nanocomposite photocatalyst for visible-light production of …

SM Albukhari - Ceramics International, 2023 - Elsevier
Photocatalytic hydrogen (H 2) production over semiconducting nanocomposite
photocatalysts signifies a facile way for renewable fuels future. This emerging technique …

[HTML][HTML] Ammonia production by microbubbles: A theoretical analysis of achievable energy intensity

F Kubicsek, Á Kozák, T Turányi, IG Zsély, M Papp… - Ultrasonics …, 2024 - Elsevier
The present paper studies the energy intensity of ammonia production by a freely oscillating
microbubble placed in an infinite domain of liquid. The initial content of the bubble is a …