Novel preparation of nanocrystalline magnesia-supported caesium-promoted ruthenium catalyst with high activity for ammonia synthesis

2003 ◽  
pp. 2488-2489 ◽  
Author(s):  
Shan Wu ◽  
Jixin Chen ◽  
Xingfang Zheng ◽  
Haisheng Zeng ◽  
Chunming Zheng ◽  
...  
Keyword(s):  
High Activity ◽  
Ammonia Synthesis ◽  
Ruthenium Catalyst

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...

Ammonia synthesis over ruthenium catalyst supported on perovskite type BaTiO3

2013 ◽  
Vol 32 ◽  
pp. 11-14 ◽  
Author(s):  
Ziqing Wang ◽  
Jianxin Lin ◽  
Rong Wang ◽  
Kemei Wei
Keyword(s):  
Ammonia Synthesis ◽  
Ruthenium Catalyst ◽  
Perovskite Type

On the origin of high activity of hcp metals for ammonia synthesis

2016 ◽  
Vol 18 (7) ◽  
pp. 5291-5298 ◽  
Author(s):  
Shideh Ahmadi ◽  
Payam Kaghazchi
Keyword(s):  
High Activity ◽  
Ammonia Synthesis

We find that the high activity of nanoparticles of hcp metals (Ru, Os, and Re) for ammonia synthesis is due to the N-induced formation of atomically-rough {134̄2} facets.

Preparation of High Activity Catalyst for Ammonia Synthesis by Supporting Well-Defined Ru Nanoparticles on γ-Al2O3

2001 ◽  
Vol 30 (12) ◽  
pp. 1332-1333 ◽  
Author(s):  
Akane Miyazaki ◽  
Ioan Balint ◽  
Ken-ichi Aika ◽  
Yoshio Nakano
Keyword(s):  
High Activity ◽  
Ammonia Synthesis ◽  
Ru Nanoparticles ◽  
Activity Catalyst

Preparation of chlorine-free alumina-supported ruthenium catalyst for ammonia synthesis base on RuCl3 by hydrazine reduction

2007 ◽  
Vol 8 (11) ◽  
pp. 1838-1842 ◽  
Author(s):  
Bingyu Lin ◽  
Rong Wang ◽  
Jianxin Lin ◽  
Shuwei Du ◽  
Xiujin Yu ◽  
...  
Keyword(s):  
Ammonia Synthesis ◽  
Ruthenium Catalyst ◽  
Hydrazine Reduction

High Activity Dual Colloid Ammonia Synthesis Catalysts

1987 ◽  
Vol 111 ◽  
Author(s):  
Thomas Henry Vanderspurt ◽  
Michael A. Richard
Keyword(s):  
High Activity ◽  
Ammonia Synthesis ◽  
Iron Alloy ◽  
Synthesis Technique ◽  
New Synthesis ◽  
Synthesis Catalysts ◽  
Iron Alloy Catalysts ◽  
Micro Morphology ◽  
Alloy Catalysts

AbstractA new synthesis technique produces a family of iron and iron alloy catalysts with a micro-morphology uniquely suited for ammonia synthesis catalysts.

Surface heterogeneity and ionization of Cs promoter in carbon-based ruthenium catalyst for ammonia synthesis

2003 ◽  
Vol 207 (1-4) ◽  
pp. 327-333 ◽  
Author(s):  
Andrzej Kotarba ◽  
Jaromir Dmytrzyk ◽  
Wioletta Raróg-Pilecka ◽  
Zbigniew Kowalczyk
Keyword(s):  
Ammonia Synthesis ◽  
Surface Heterogeneity ◽  
Ruthenium Catalyst ◽  
Carbon Based

ChemInform Abstract: SUPPORT AND PROMOTER EFFECT OF RUTHENIUM CATALYST. I. CHARACTERIZATION OF ALKALI-PROMOTED RUTHENIUM/ALUMINA CATALYSTS FOR AMMONIA SYNTHESIS

1985 ◽  
Vol 16 (24) ◽  
Author(s):  
K. AIKA ◽  
K. SHIMAZAKI ◽  
Y. HATTORI ◽  
A. OHYA ◽  
S. OHSHIMA ◽  
...  
Keyword(s):  
Ammonia Synthesis ◽  
Ruthenium Catalyst ◽  
Promoter Effect ◽  
Alumina Catalysts
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