High-Entropy Alloys in Catalysis: Progress, Challenges, and Prospects

L Sun, K Wen, G Li, X Zhang, X Zeng… - ACS Materials …, 2024 - ACS Publications
High-entropy alloys (HEAs) have become pivotal materials in the field of catalysis, offering
unique advantages due to their diverse elemental compositions and complex atomic …

Role of thermodynamics in the shape transformation of embedded metal nanoparticles induced by swift heavy-ion irradiation

MC Ridgway, R Giulian, DJ Sprouster, P Kluth… - Physical review …, 2011 - APS
Swift heavy-ion irradiation of elemental metal nanoparticles (NPs) embedded in amorphous
SiO 2 induces a spherical to rodlike shape transformation with the direction of NP elongation …

Ion beam formation and modification of cobalt nanoparticles

DJ Sprouster, MC Ridgway - Applied Sciences, 2012 - mdpi.com
This article reviews the size-dependent structural properties of ion beam synthesized Co
nanoparticles (NPs) and the influence of ion irradiation on the size, shape, phase and …

Disorder and cluster formation during ion irradiation of Au nanoparticles in

P Kluth, B Johannessen, GJ Foran, DJ Cookson… - Physical Review B …, 2006 - APS
Au nanoparticles (NPs) have been formed by ion beam synthesis in 600 nm thin Si O 2.
Subsequently the NPs were irradiated with 2.3 MeV Sn ions at liquid nitrogen temperature …

Amorphization of embedded Cu nanocrystals by ion irradiation

B Johannessen, P Kluth, DJ Llewellyn, GJ Foran… - Applied physics …, 2007 - pubs.aip.org
While bulk crystalline elemental metals cannot be amorphized by ion irradiation in the
absence of chemical impurities, the authors demonstrate that finite-size effects enable the …

Structural and vibrational properties of Co nanoparticles formed by ion implantation

DJ Sprouster, R Giulian, LL Araujo, P Kluth… - Journal of Applied …, 2010 - pubs.aip.org
We report on the structural and vibrational properties of Co nanoparticles formed by ion
implantation and thermal annealing in amorphous silica. The evolution of the nanoparticle …

Formation and optical absorption property of nanometer metallic colloids in Zn and Ag dually implanted silica: Synthesis of the modified Ag nanoparticles

J Wang, G Jia, B Zhang, H Liu, C Liu - Journal of Applied Physics, 2013 - pubs.aip.org
Nanometer metallic colloids in silica glasses were fabricated by dual implantation of Zn and
Ag ions in different implantation sequences. In the case of Zn ions followed by Ag ions, Ag …

Engineering disorder at a nanoscale: a combined TEM and XAS investigation of amorphous versus nanocrystalline sodium birnessite

RK Hocking, HJ King, A Hesson… - Australian Journal of …, 2015 - CSIRO Publishing
The term amorphous metal oxide is becoming widely used in the catalysis community. The
term is generally used when there are no apparent peaks in an X-ray diffraction pattern …

On the deformation of spherical Au nanoparticles by slow highly charged Xe ions

X Wang, Y Liu, Z Xu - Radiation Physics and Chemistry, 2022 - Elsevier
We report a detailed study on the deformation of spherical Au nanoparticles (NPs) irradiated
by slow highly charged ions (SHCIs) at fluence of 2× 10 12 ions/cm 2. Highly charged Xe q+ …

Synthesis, thermal evolution and optical properties of CuZn alloy nanoparticles in SiO2 sequentially implanted with dual ions

J Wang, L Zhang, X Zhang, Y Shen, C Liu - Journal of alloys and …, 2013 - Elsevier
CuZn alloy nanoparticles (NPs) embedded in amorphous SiO2 were fabricated by means of
sequential implantation of 45keV Cu and Zn ions at the same fluence of 1× 1017cm− 2 …