نتایج جستجو برای: methane conversion

تعداد نتایج: 137833  

2013
Yan Li Dongliang Hua Jie Zhang Yuxiao Zhao Hui Mu Haipeng Xu Xiaohui Liang Xiaodong Zhang

Yan Li, Dongliang Hua , Jie Zhang, Yuxiao Zhao, Hui Mu, Haipeng Xu, Xiaohui Liang, Xiaodong Zhang Key Laboratory for Biomass Gasification Technology of Shandong Province, Jinan 250014, China Energy Research Institute of Shandong Academy of Sciences, Jinan 250014, China Abstract: Waste-grown microalgae is a potentially important biomass for wastewater treatment, meanwhile lipid extracted from th...

Journal: :Chembiochem : a European journal of chemical biology 2005
Peter Meinhold Matthew W Peters Michael M Y Chen Katsuyuki Takahashi Frances H Arnold

Most natural gas sources remain untapped as energy and chemical feedstocks. A catalyst for the selective oxidation of gaseous alkanes into more easily transported alcohols could allow these reserves to be exploited. Although catalytic alkane hydroxylation has been reported by many groups, selective conversion of ethane and methane mainly to their corresponding alcohols has yet to be demonstrate...

2004
G. Bond C. Bool J. Qiao M. Richardson

Microwave generated plasma have found a number of technology based applications these include application in emission spectroscopy of the determination of elemental composition, production of catalytic materials and the area of coating technology. There is the possibility of using the high temperatures associated with plasmas for waste processing technologies. To date there has been limited amo...

Journal: :Journal of materials chemistry. A, Materials for energy and sustainability 2022

Computational studies of structural and catalytic properties single atom catalysts suggest they are attractive candidates for methane-to-methanol conversion.

2006
T. Pham T. Hoang R. Mallinson

The mechanism of C2 formation in methane conversion using plasma discharge has been studied by researchers around the world with ambiguous conclusions. Motivated by this challenge, this paper discusses the pathway of acetylene formation based on experimental results using deuterium isotope. Methane was fed with deuterium with a ratio of 1 to 5. Ethane and acetylene were also fed with deuterium ...

Marzieh Hamidzadeh Mohammad Reza Ehsani, Somayeh Mahmoodi

The Oxidative Coupling of Methane (OCM) over M-Na-Mn/SiO2 catalysts (M=W, Cr, Nb and V) was investigated using a continuous-flow quartz reactor at 775°C, 1 atm and 100 cm3min-1 gas flow rates, and correlated with the observed structure and redox properties.The interaction effects of the metal-metal and metal-support on the...

2013
Alfons J.M. Starns Petra Worm Diana Z. Sousa M. Madalena Alves Caroline M. Plugge

In methanogenic environments degradation of fatty acids is a key process in the conversion of organic matter to methane and carbon dioxide. For degradation of fatty acids with three or more carbon atoms syntrophic communities are required. This chapter describes the general features of syntrophic degradation in methanogenic environments and the properties of the microorganisms involved. Syntrop...

Journal: :Journal of Physical Chemistry C 2021

The steadily increasing consumption of natural gas imposes a need to facilitate the handling and distribution fuel, which presently is compressed or condensed. Alternatively, reduced volatility increased tractability are achieved by converting chemical energy main component, methane, into liquid methanol. Previous studies have explored direct methane-to-methanol conversion, but suitable catalys...

Journal: :Environmental science & technology 2009
Shaoan Cheng Defeng Xing Douglas F Call Bruce E Logan

New sustainable methods are needed to produce renewable energy carriers that can be stored and used for transportation, heating, or chemical production. Here we demonstrate that methane can directly be produced using a biocathode containing methanogens in electrochemical systems (abiotic anode) or microbial electrolysis cells (MECs; biotic anode) by a process called electromethanogenesis. At a ...

Journal: :ACS Catalysis 2023

Methane conversion strategies that protect methanol via in situ esterification achieve higher yields compared to direct methane without product protection; however, most of these high-yield systems operate under unfavorable conditions. To date, there is very limited work developing heterogeneous catalysts for methane-to-methyl-ester conversion, and studies demonstrating the activity manganese a...

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