نتایج جستجو برای: bimetallic catalyst

تعداد نتایج: 47373  

Journal: :Jornada de jóvenes investigadores del I3A 2023

This work studies the influence of introducing a CO2 adsorbent in bimetallic catalytic fixed bed reactor. The catalyst is lab-made Fe-Ni allow (2.5:7.5 wt/wt) supported on gamma alumina. Two adsorbents were tested this study, lab made CaO and Na2O (10

Farhad Rahmani Mahdi Sharifi Mohammad Haghighi Nader Rahemi

Utilization of active and stable catalyst could have enormous advantages in industrial application of biogas reforming. In order to achieve this goal, the effects of Cu and Co as promoters were investigated over physical-chemical properties of Ni/Al2O3-ZrO2 catalyst in reforming of biogas. The sequential impregnation was used for preparation of catalysts. The catalysts were characterized using ...

Journal: :Chemistry: A European Journal 2023

Metallic catalysts are capable of designing multifunctional for efficient CO2−ODP reaction owing to their high abilities C−H scission, CO2 capture/activation, and coke removal. In this review, the catalyst design concepts metallic materials recent developments in summarized, categorizing them as monometallic, bimetallic multimetallic materials.

Journal: :Angewandte Chemie 2011
Xiaofang Yang Jun Hu Jie Fu Ruqian Wu Bruce E Koel

Applications of polymer electrolyte membrane fuel cells (PEM-FCs) require a continued search for an optimal catalyst with attributes of high activity, durability, low cost, and resistance to negative effects of impurities in the fuel. Platinum-based bimetallic catalyst systems are widely utilized in PEM-FCs because of their good performance in both the cathode and the anode. Alloying with inexp...

2007
Derrick Mott Jin Luo Andrew Smith Peter N Njoki Lingyan Wang Chuan-Jian Zhong

We report on the correlation between the nanocrystal and surface alloy properties with the bimetallic composition of gold-platinum(AuPt) nanoparticles. The fundamental understanding of whether the AuPt nanocrystal core is alloyed or phasesegregated and how the surface binding properties are correlated with the nanoscale bimetallic properties is important not only for the exploitation of catalyt...

2017
Guanqun Chen Ningmu Zou Bo Chen Justin B. Sambur Eric Choudhary Peng Chen

Compared with their monometallic counterparts, bimetallic nanoparticles often show enhanced catalytic activity associated with the bimetallic interface. Direct quantitation of catalytic activity at the bimetallic interface is important for understanding the enhancement mechanism, but challenging experimentally. Here using single-molecule super-resolution catalysis imaging in correlation with el...

Journal: :Catalysts 2021

The catalytic and thermal decomposition of plastic waste to fuels over low-cost catalysts like zeolite, clay, bimetallic material is highlighted. In this paper, several relevant studies are examined, specifically the effects each type catalyst used on characteristics product distribution produced products. plays an important role in oil yields quality. addition, quality yield products depend fa...

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