Publications de Raffaella Buonsanti

Overcoming Copper Stability Challenges in Co2 Electrolysis

Raffaella Buonsanti, Petru Pasquale Albertini, Jari Leemans

Copper and copper-based catalysts can electrochemically convert CO2 into ethylene and higher alcohols, among other products, at room temperature and pressure. This approach may be suitable for the production of high-value compounds. However, such a promisi ...

NATURE PORTFOLIO2025

The Chemical Nature of the Oxide Directs the Stability and Reactivity of Copper|Oxide Interfaces in the Electrochemical CO2 Reduction Reaction

Raffaella Buonsanti, Krishna Kumar, Petru Pasquale Albertini, Coline Marie Agathe Boulanger, Jari Leemans

Understanding the impact of composition and interfaces between metals and oxides is a goal of interest for many chemical reactions. Herein, we propose a framework to map correlations between the electrochemical behavior of the oxide and the stability and r ...

American Chemical Society (ACS)2025

C-ald-grown Metal Oxide Shell Enables Distance-independent Triplet Energy Transfer From Quantum Dots to Molecular Dyes

Raffaella Buonsanti, Ona Segura Lecina

Hybrid nanocomposites including quantum dots (QDs) and molecular dyes offer tunability of charge and energy transfer processes, which are attractive for applications spanning from light-emitting devices to photocatalysis and photon upconversion. Core@shell ...

AMER CHEMICAL SOC2025

Active Sites under Electronic Effect Are More Sensitive to Microenvironment in CO2 Electroreduction

Raffaella Buonsanti, Anna Loiudice, Petru Pasquale Albertini, Jari Leemans, Pattaraphon Rodlamul

American Chemical Society (ACS)2025

A Holistic Data-Driven Approach to Synthesis Predictions of Colloidal Nanocrystal Shapes

Raffaella Buonsanti, Philippe Schwaller, Bojana Rankovic, Ludovic Emile Frédy Zaza

The ability to precisely design colloidal nanocrystals (NCs) has far-reaching implications in optoelectronics, catalysis, biomedicine, and beyond. Achieving such control is generally based on a trial-and-error approach. Data-driven synthesis holds promise ...

2025

The Future of Colloidal Semiconductor Nanocrystals

Raffaella Buonsanti

2025

Hybrid oxide coatings generate stable Cu catalysts for CO2 electroreduction

Raffaella Buonsanti, Emad Oveisi, Anna Loiudice, Petru Pasquale Albertini, Ona Segura Lecina, Mark Adrian Newton, Min Wang, Philippe Benjamin Green

Hybrid organic/inorganic materials have contributed to solve important challenges in different areas of science. One of the biggest challenges for a more sustainable society is to have active and stable catalysts that enable the transition from fossil fuel ...

Nature Portfolio2024

Solution-based Cu+ transient species mediate the reconstruction of copper electrocatalysts for CO2 reduction

Raffaella Buonsanti, Anna Loiudice, Petru Pasquale Albertini, Jan Vávra, Gaétan Philippe Louis Ramona

Understanding metal surface reconstruction is of the utmost importance in electrocatalysis, as this phenomenon directly affects the nature of available active sites. However, its dynamic nature renders surface reconstruction notoriously difficult to study. ...

Nature Portfolio2024

Long live(d) CsPbBr3 superlattices: colloidal atomic layer deposition for structural stability

Raffaella Buonsanti, Alexander Nicolas Chen, Philippe Benjamin Green, Victoria Lapointe

Superlattice formation afforded by metal halide perovskite nanocrystals has been a phenomenon of interest due to the high structural order induced in these self-assemblies, an order that is influenced by the surface chemistry and particle morphology of the ...

Royal Soc Chemistry2024

Increasing Precursor Reactivity Enables Continuous Tunability of Copper Nanocrystals from Single-Crystalline to Twinned and Stacking Fault-Lined

Raffaella Buonsanti, Anna Loiudice, Krishna Kumar, Petru Pasquale Albertini, Coline Marie Agathe Boulanger, Jari Leemans, Ludovic Emile Frédy Zaza

Colloidal nanocrystals (NCs) are active materials in different applications, wherein their shape dictates their properties, such as optical or catalytic properties, and, thus, their performance. Hence, learning to tune the NC shape is an important goal in ...

2024