Nanoparticle design by gas-phase synthesis

P Grammatikopoulos, S Steinhauer… - … in Physics: X, 2016 - Taylor & Francis
Gas-phase synthesis characterizes a class of bottom-up methods for producing
multifunctional nanoparticles (NPs) from individual atoms or molecules. This review aims to …

Computational modeling of nanoparticle coalescence

P Grammatikopoulos, M Sowwan… - Advanced Theory and …, 2019 - Wiley Online Library
The coalescence of nanoclusters fabricated in the gas phase is a fundamental growth
mechanism determining cluster shapes, sizes, compositions, and structures, with resultant …

General trends in core–shell preferences for bimetallic nanoparticles

N Eom, ME Messing, J Johansson, K Deppert - ACS nano, 2021 - ACS Publications
Surface segregation phenomena dictate core–shell preference of bimetallic nanoparticles
and thus play a crucial role in the nanoparticle synthesis and applications. Although it is …

Formation mechanism of Fe nanocubes by magnetron sputtering inert gas condensation

J Zhao, E Baibuz, J Vernieres, P Grammatikopoulos… - ACS …, 2016 - ACS Publications
In this work, we study the formation mechanisms of iron nanoparticles (Fe NPs) grown by
magnetron sputtering inert gas condensation and emphasize the decisive kinetics effects …

Enhanced room temperature ferromagnetism in Ni doped SnO2 nanoparticles: a comprehensive study

A Ahmed, T Ali, M Naseem Siddique… - Journal of Applied …, 2017 - pubs.aip.org
We emphasized on a detailed investigation of the structural, optical, and magnetic properties
of pure and Ni-doped SnO 2 nanoparticles (NPs) synthesized by a sol-gel process. An …

Kinetic trapping through coalescence and the formation of patterned Ag–Cu nanoparticles

P Grammatikopoulos, J Kioseoglou, A Galea… - Nanoscale, 2016 - pubs.rsc.org
In recent years, due to its inherent flexibility, magnetron-sputtering has been widely used to
synthesise bi-metallic nanoparticles (NPs) via subsequent inert-gas cooling and gas-phase …

Entropy‐stabilized metal‐CeOx solid solutions for catalytic combustion of volatile organic compounds

Y Shu, J Bao, S Yang, X Duan, P Zhang - AIChE Journal, 2021 - Wiley Online Library
Doped Ceria with abundant oxygen vacancies exhibits enhanced performance in
heterogeneous oxidation. In principle, doping 50 mol% divalent cations (such as: Cu2+ …

Remanence plots as a probe of spin disorder in magnetic nanoparticles

JA De Toro, M Vasilakaki, SS Lee… - Chemistry of …, 2017 - ACS Publications
Remanence magnetization plots (eg, Henkel or δM plots) have been extensively used as a
straightforward way to determine the presence and intensity of dipolar and exchange …

Investigation on Sensing Performance of Highly Doped Sb/SnO2

Z Feng, A Gaiardo, M Valt, B Fabbri, D Casotti, S Krik… - Sensors, 2022 - mdpi.com
Tin dioxide (SnO2) is the most-used semiconductor for gas sensing applications. However,
lack of selectivity and humidity influence limit its potential usage. Antimony (Sb) doped SnO2 …

Ferromagnetic–Antiferromagnetic Coupling in Gas‐Phase Synthesized M (Fe, Co, and Ni)–Cr Nanoparticles for Next‐Generation Magnetic Applications

M Bohra, S Giaremis, A Ks, S Mathioudaki… - Advanced …, 2024 - Wiley Online Library
Combining ferromagnetic–antiferromagnetic materials in nanoalloys (ie, nanoparticles, NPs,
containing more than one element) can create a diverse landscape of potential electronic …