Quantifying Oxygen Induced Surface Enrichment of a Dilute PdAu Alloy Catalyst

2021 ◽  
Author(s):  
Mustafa Karatok ◽  
Robert James Madix ◽  
Jessi van der Hoeven ◽  
Joanna Aizenberg ◽  
Christian Reece
Keyword(s):  
Selective Oxidation ◽  
Active Site ◽  
Surface Composition ◽  
Surface Enrichment ◽  
Site Density ◽  
Hydrogenation Reactions ◽  
Alloy Catalyst

Dilute PdAu alloys are promising catalysts for selective oxidation and hydrogenation reactions. However, the surface composition and active site density of the minority metal, Pd, is unknown. In this study,...

Modeling the Selective Oxidation of n-Butane to Maleic Anhydride: From Active Site to Industrial Reactor

2021 ◽  
Author(s):  
M. Müller ◽  
M. Kutscherauer ◽  
S. Böcklein ◽  
G.D. Wehinger ◽  
T. Turek ◽  
...  
Keyword(s):  
Maleic Anhydride ◽  
Selective Oxidation ◽  
Active Site ◽  
Industrial Reactor

Quantification of the active site density and turnover frequency for soot combustion with O2 on Cr doped CeO2

2011 ◽  
Vol 175 (1) ◽  
pp. 112-116 ◽  
Author(s):  
Xin Li ◽  
Shaojie Wei ◽  
Zhaoliang Zhang ◽  
Yexin Zhang ◽  
Zhongpeng Wang ◽  
...  
Keyword(s):  
Active Site ◽  
Turnover Frequency ◽  
Soot Combustion ◽  
Site Density ◽  
Doped Ceo2

Two-Dimensional Transition Metal Borides as High Activity and Selectivity Catalysts for Ammonia Synthesis

Nanoscale ◽  
2021 ◽  
Author(s):  
Haona Zhang ◽  
Shuhua Wang ◽  
Hao Wang ◽  
Baibiao Huang ◽  
Shuping Dong ◽  
...  
Keyword(s):  
Transition Metal ◽  
Specific Surface ◽  
High Activity ◽  
Surface Area ◽  
Active Site ◽  
Ammonia Synthesis ◽  
Two Dimensional ◽  
Large Specific Surface Area ◽  
Site Density ◽  
Metal Borides

In comparison to defect/doping induced activity in materials, transition metal borides with exposed metal atom, large specific surface area and high active site density show advantages as durable and efficient...

DFT study on the active site of the monometric molybdenum anchored on silica for the selective oxidation of ethane to acetaldehyde

2018 ◽  
Vol 460 ◽  
pp. 83-86 ◽  
Author(s):  
XiaoYing Sun ◽  
Peng Han ◽  
PeiPei Li ◽  
Bo Li ◽  
Zhen Zhao
Keyword(s):  
Selective Oxidation ◽  
Active Site ◽  
Dft Study

scholarly journals Surface Composition of a Highly Active Pt 3 Y Alloy Catalyst for Application in Low Temperature Fuel Cells

Fuel Cells ◽  
2020 ◽  
Vol 20 (4) ◽  
pp. 413-419
Author(s):  
R. Brown ◽  
M. Vorokhta ◽  
T. Skála ◽  
I. Khalakhan ◽  
N. Lindahl ◽  
...  
Keyword(s):  
Fuel Cells ◽  
Low Temperature ◽  
Surface Composition ◽  
Highly Active ◽  
Low Temperature Fuel Cells ◽  
Alloy Catalyst

scholarly journals Electrochemical estimation of active site density on a metal-free carbon-based catalyst

RSC Advances ◽  
2019 ◽  
Vol 9 (1) ◽  
pp. 466-475 ◽  
Author(s):  
Arup Chakraborty ◽  
Bapi Bera ◽  
Divya Priyadarshani ◽  
Pradipkumar Leuaa ◽  
Debittree Choudhury ◽  
...  
Keyword(s):  
Active Site ◽  
Free Carbon ◽  
Adsorption Method ◽  
Nitrogen Doped ◽  
Metal Free ◽  
Site Density ◽  
Nitrogen Doped Carbon ◽  
Carbon Based

Estimated ESA of nitrogen-doped carbon and carbon using AQS-adsorption method.

Insight into the active site and reaction mechanism for selective oxidation of methane to methanol using H2O2 on a Rh1/ZrO2 catalyst

2020 ◽  
Vol 44 (4) ◽  
pp. 1632-1639 ◽  
Author(s):  
Qi Zhao ◽  
Bing Liu ◽  
Yuebing Xu ◽  
Feng Jiang ◽  
Xiaohao Liu
Keyword(s):  
Reaction Mechanism ◽  
Selective Oxidation ◽  
Active Site ◽  
Oxidation Of Methane ◽  
Methanol Formation ◽  
Zro2 Catalyst ◽  
Insight Into

Five-coordinated Rh leads to the over-oxidation of CH4, while four-coordinated Rh stabilizes CH3 and facilitates methanol formation via the CH3OOH intermediate.

scholarly journals NiFe LDH/CuO nanosheet: a sheet-on-sheet strategy to boost the active site density towards oxygen evolution reaction

RSC Advances ◽  
2020 ◽  
Vol 10 (46) ◽  
pp. 27424-27427
Author(s):  
Benfeng Lin ◽  
Huafeng le ◽  
Feng Xu ◽  
Shichun Mu
Keyword(s):  
Oxygen Evolution ◽  
Active Site ◽  
Oxygen Evolution Reaction ◽  
Active Sites ◽  
Site Density

The amount of active sites of a catalyst is of great importance to enhance the oxygen evolution reaction (OER) activity.

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