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Naji, M. |
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Motta, Antonella |
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Aletan, Dirar |
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Mohamed, Tarek |
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Ertürk, Emre |
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Taccardi, Nicola |
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Kononenko, Denys |
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Petrov, R. H. | Madrid |
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Alshaaer, Mazen | Brussels |
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Bih, L. |
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Casati, R. |
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Muller, Hermance |
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Kočí, Jan | Prague |
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Šuljagić, Marija |
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Kalteremidou, Kalliopi-Artemi | Brussels |
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Azam, Siraj |
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Ospanova, Alyiya |
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Blanpain, Bart |
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Ali, M. A. |
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Popa, V. |
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Rančić, M. |
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Ollier, Nadège |
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Azevedo, Nuno Monteiro |
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Landes, Michael |
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Rignanese, Gian-Marco |
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Rosso, Tommaso Del
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Publications (3/3 displayed)
- 2024Pulsed‐Laser‐Driven CO<sub>2</sub> Reduction Reaction for the Control of the Photoluminescence Quantum Yield of Organometallic Gold Nanocompositescitations
- 2021Dielectric-Loaded Waveguides as Advanced Platforms for Diagnostics and Application of Transparent Thin Films.citations
- 2015Analysis of surface plasmon resonance sensor coupled to periodic array of gold nanoparticlescitations
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article
Pulsed‐Laser‐Driven CO<sub>2</sub> Reduction Reaction for the Control of the Photoluminescence Quantum Yield of Organometallic Gold Nanocomposites
Abstract
<jats:p> Over the last decade, the CO<jats:sub>2</jats:sub> reduction reaction (CO<jats:sub>2</jats:sub>RR) has been increasingly exploited for the synthesis of high‐value raw materials in gaseous or liquid form, although no examples of CO<jats:sub>2</jats:sub> fixation in nanoparticle systems have been demonstrated. Herein, CO<jats:sub>2</jats:sub> fixation into solid nanomaterials by laser synthesis and processing of gold colloids in water, traditionally considered a green approach leading to ligand‐free nanoparticles without the formation of by‐products, is reported. If carbon monoxide‐rich gold nanoparticles are observable even after synthesis in deionized water, the presence of CO<jats:sub>2</jats:sub> derivatives in alkaline water environment leads to <jats:italic>C</jats:italic><jats:sub>2</jats:sub> and <jats:italic>C</jats:italic><jats:sub>3</jats:sub> coupling with the production of carboxylic acids as a typical CO<jats:sub>2</jats:sub>RR fingerprint. While laser processing of preformed gold colloids is selective for <jats:italic>C</jats:italic><jats:sub>2</jats:sub> coupling, both <jats:italic>C</jats:italic><jats:sub>2</jats:sub> and <jats:italic>C</jats:italic><jats:sub>3</jats:sub> coupling to lactic acid are observed during pulsed laser ablation of a gold target. In the latter case, it is demonstrated that it is possible to synthesize photoluminescent organometallic nanocomposites in the blue spectral region with a quantum yield of about 20% under adequate experimental conditions. In this research, new pathways are offered to be explored in energetics, photonics, catalysis, and synthesis at the nanoscale.</jats:p>