scholarly journals Kinetics, energetics, and size dependence of the transformation from Pt to ordered PtSn intermetallic nanoparticles

Nanoscale ◽  
2019 ◽  
Vol 11 (12) ◽  
pp. 5336-5345 ◽  
Author(s):  
Minda Chen ◽  
Yong Han ◽  
Tian Wei Goh ◽  
Rong Sun ◽  
Raghu V. Maligal-Ganesh ◽  
...  
Keyword(s):  
Mesoporous Silica ◽  
Size Dependence ◽  
Pt Nanoparticles ◽  
Transformation Mechanism ◽  
Intermetallic Nanoparticles

Well-defined Pt nanoparticles encapsulated in mesoporous silica allow us to demonstrate the transformation mechanism/kinetics from monometallic Pt to intermetallic PtSn.

Size-Dependence of the Adsorption Energy of CO on Pt Nanoparticles: Tracing Two Intersecting Trends by DFT Calculations

2017 ◽  
Vol 121 (32) ◽  
pp. 17371-17377 ◽  
Author(s):  
Svetlana S. Laletina ◽  
Mikhail Mamatkulov ◽  
Elena A. Shor ◽  
Vasily V. Kaichev ◽  
Alexander Genest ◽  
...  
Keyword(s):  
Dft Calculations ◽  
Adsorption Energy ◽  
Size Dependence ◽  
Pt Nanoparticles

scholarly journals Interaction of the Mu-cyclohexadienyl radical with metallic (Au, Pt) nanoparticles in mesoporous silica

2014 ◽  
Vol 551 ◽  
pp. 012044 ◽  
Author(s):  
J Xiao ◽  
D J Arseneau ◽  
M D Bridges ◽  
D Cortie ◽  
S P Cottrell ◽  
...  
Keyword(s):  
Mesoporous Silica ◽  
Pt Nanoparticles ◽  
Cyclohexadienyl Radical

Reorientation of Deeply Cooled Water in Mesoporous Silica: NMR Studies of the Pore-Size Dependence

2019 ◽  
Vol 123 (9) ◽  
pp. 2123-2134 ◽  
Author(s):  
M. Weigler ◽  
M. Brodrecht ◽  
G. Buntkowsky ◽  
M. Vogel
Keyword(s):  
Mesoporous Silica ◽  
Pore Size ◽  
Size Dependence ◽  
Nmr Studies

Size dependence of silver nanoparticles in carboxylic acid functionalized mesoporous silica SBA-15 for catalytic reduction of 4-nitrophenol

RSC Advances ◽  
2016 ◽  
Vol 6 (42) ◽  
pp. 35167-35176 ◽  
Author(s):  
Diganta Saikia ◽  
Ya-Yang Huang ◽  
Cheng-En Wu ◽  
Hsien-Ming Kao
Keyword(s):  
Silver Nanoparticles ◽  
Carboxylic Acid ◽  
Mesoporous Silica ◽  
Size Dependence ◽  
Catalytic Reduction ◽  
Highly Active ◽  
Functionalized Mesoporous Silica

Silver nanoparticles with a size around 3 nm are formed within the mesopores of –COOH functionalized mesoporous silica SBA-15, and they are highly active in the catalytic reduction of 4-nitrophenol.

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