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Anna Loiudice

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Publications associées (35)

Atomic Control in Multicomponent Nanomaterials: when Colloidal Chemistry Meets Atomic Layer Deposition

Raffaella Buonsanti, Anna Loiudice, Ona Segura Lecina

In the past decades, atomically controlled multicomponent nanomaterials have served as platforms to advance the understanding of scientific phenomena along with providing practical solutions for various applications. Colloidal chemistry and atomic layer de ...

2020

Optimizing the Atomic Layer Deposition of Alumina on Perovskite Nanocrystal Films by Using O-2 As a Molecular Probe

Seryio Saris, Raffaella Buonsanti, Anna Loiudice, Sanduni Thiyaga Pathiraja Mudalige Dona, Valerie Anne Niemann

Encapsulation methods have shown to be effective in imparting improved stability to metal-halide perovskite nanocrystals (NCs). Atomic layer deposition (ALD) of metal oxides is one of the promising approaches for such encapsulation, yet better control on t ...

WILEY-V C H VERLAG GMBH2020

Exploring Energy Transfer in a Metal/Perovskite Nanocrystal Antenna to Drive Photocatalysis

Mounir Driss Mensi, Seryio Saris, Raffaella Buonsanti, Anna Loiudice

The use of all-inorganic perovskite nanocrystals (PeNCs) in photocatalytic systems has been limited because of their instability in polar solvents. Encapsulation of PeNCs in inorganic or polymeric matrices has been shown to be effective in overcoming such ...

2019

Insights into Reaction Intermediates to Predict Synthetic Pathways for Shape-Controlled Metal Nanocrystals

Anne-Clémence Corminboeuf, Raffaella Buonsanti, Anna Loiudice, Valeria Mantella, Pranit Srinivas Iyengar, Michal Stanislaw Strach, James Richard Pankhurst, Shubhajit Das

Understanding nucleation phenomena is crucial across all branches of physical and natural sciences. Colloidal nanocrystals are among the most versatile and tunable synthetic nanomaterials. While huge steps have been made in their synthetic development, syn ...

2019

Synthesis and Size-Dependent Optical Properties of Intermediate Band Gap Cu3VS4 Nanocrystals

Ulrich Aschauer, Seryio Saris, Raffaella Buonsanti, Anna Loiudice, Valeria Mantella

Intermediate band gap semiconductors are an underex-plored class of materials with unique optical properties of interest for photovoltaic and optoelectronic applications. Herein, we synthesize highly crystalline cubic Cu3VS4 nanocrystals with tunable edge ...

2019

Universal Oxide Shell Growth Enables in Situ Structural Studies of Perovskite Nanocrystals during the Anion Exchange Reaction

Seryio Saris, Raffaella Buonsanti, Anna Loiudice, Michal Stanislaw Strach

The ability to tune thin oxide coatings by wet-chemistry is desirable for many applications, yet it remains a key synthetic challenge. In this work, we introduce a general colloidal atomic layer deposition (c-ALD) synthesis to grow an alumina shell with tu ...

AMER CHEMICAL SOC2019

Potential-induced nanoclustering of metallic catalysts during electrochemical CO2 reduction

Emad Oveisi, Nicola Marzari, Oliviero Andreussi, Raffaella Buonsanti, Anna Loiudice, Nicolas Georg Hörmann, Jianfeng Huang, Gian Luca De Gregorio

In catalysis science stability is as crucial as activity and selectivity. Understanding the degradation pathways occurring during operation and developing mitigation strategies will eventually improve catalyst design, thus facilitating the translation of b ...

Nature Research2018

Quantitative 3D determination of self-assembled structures on nanoparticles using small angle neutron scattering

Francesco Stellacci, Quy Ong Khac, Zhi Luo, Raffaella Buonsanti, Anna Loiudice

2018

Chemical transformations at the nanoscale: nanocrystal-seeded synthesis of beta-Cu2V2O7 with enhanced photoconversion efficiencies

Chethana Janardhana Gadiyar, Raffaella Buonsanti, Anna Loiudice, Pascal Alexander Schouwink, Michal Stanislaw Strach

2018

Assembly of -Cu2V2O7/WO3 heterostructured nanocomposites and the impact of their composition on structure and photoelectrochemical properties

Mariateresa Scarongella, Chethana Janardhana Gadiyar, Raffaella Buonsanti, Anna Loiudice, Michal Stanislaw Strach, Luca Rimoldi

Multinary metal oxides and their heterostructures play a key role as light absorbers in the production of solar chemicals. Synthetic tunability is crucial to understand the impact of composition and structure on the photoelectrochemical performance. Here, ...

Royal Society of Chemistry2018

CsPbBr3 QD/AlOx inorganic nanocomposites with exceptional stability in water, light and heat

Duncan Thomas Lindsay Alexander, Emad Oveisi, Seryio Saris, Raffaella Buonsanti, Anna Loiudice

Herein, the assembly of CsPbBr3 QD/AlOx inorganic nanocomposites, by using atomic layer deposition (ALD) for the growth of the amorphous alumina matrix (AlOx), is described as a novel protection scheme for such QDs. The nucleation and growth of AlOx on the ...

2017

Probing interfacial energetics and charge transfer kinetics in semiconductor nanocomposites: New insights into heterostructured TiO2/BiVO4 photoanodes

Raffaella Buonsanti, Anna Loiudice

Heterostructured nanocomposites offer promise for creating systems exhibiting functional properties that exceed those of the isolated components. For solar energy conversion, such combinations of semiconducting nanomaterials can be used to direct charge tr ...

Elsevier Science Bv2017

Colloidal nanocrystals for photoelectrochemical and photocatalytic water splitting

Chethana Janardhana Gadiyar, Raffaella Buonsanti, Anna Loiudice

Colloidal nanocrystals (NCs) are among the most modular and versatile nanomaterial platforms for studying emerging phenomena in different fields thanks to their superb compositional and morphological tunability. A promising, yet challenging, application in ...

2017

Understanding the Formation Mechanism of Metal Nanocrystal@MOF-74 Hybrids

Daniel Teav Sun, Wendy Lee Queen, Raffaella Buonsanti, Anna Loiudice

We report a one-step synthetic strategy to encapsulate copper nanocrystals (Cu NCs) in a carboxylate-based metal organic framework (MOF-74) to construct Cu@Cu-MOF-74 hybrids. One of the hurdles to realizing metal NC@MOF hybrids with uniform morphology and ...

Amer Chemical Soc2016

Tailoring Copper Nanocrystals towards C-2 Products in Electrochemical CO2 Reduction

Esmail Kamali Ardekani, Raffaella Buonsanti, Anna Loiudice

Favoring the CO2 reduction reaction (CO2RR) over the hydrogen evolution reaction and controlling the selectivity towards multicarbon products are currently major scientific challenges in sustainable energy research. It is known that the morphology of the c ...

Wiley-Blackwell2016

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