نتایج جستجو برای: alkaline direct glucose fuel cells

تعداد نتایج: 1981552  

Journal: :DEStech Transactions on Environment, Energy and Earth Sciences 2019

Journal: :Energies 2021

Sugar has the potential to create enough energy power mobile electronics. Various sugar-powered fuel cells have been reported, however, most of them used pure glucose as substrate and enzymes/noble metals catalysts. In this work, an alkaline cell with cheap catalysts were constructed, different sweet drinks fuels for generation. The influence substrates on electrochemical performance was charac...

2017
Jingyi Zhang Anni Feng Jie Bai Zhibing Tan Wenyao Shao Yang Yang Wenjing Hong Zongyuan Xiao

The synergetic effect of alloy and morphology of nanocatalysts play critical roles towards ethanol electrooxidation. In this work, we developed a novel electrocatalyst fabricated by one-pot synthesis of hierarchical flower-like palladium (Pd)-copper (Cu) alloy nanocatalysts supported on reduced graphene oxide (Pd-Cu(F)/RGO) for direct ethanol fuel cells. The structures of the catalysts were cha...

2016
Shivani Sharma Vinay Sharma Arindam Kuila

Lignocellulosic bioethanol is an important renewable fuel for transportation purpose. Commercial production of lignocellulosic bioethanol mainly depends on cost of cellulase production, efficient pretreatment and enzymatic hydrolysis process. In the present study cellulase production from Aspergillus niger under submerged fermentation (SmF) was optimized using coconut water as natural medium. M...

Journal: :ChemSusChem 2014
Prabhuram Joghee Svitlana Pylypenko Kevin Wood Guido Bender Ryan O'Hayre

A commercial PtRu/C catalyst postdoped with nitrogen demonstrates a significantly higher performance (~10-20% improvement) in the anode of an alkaline direct methanol fuel cell than an unmodified commercial PtRu/C catalyst control. The enhanced performance shown herein is attributed at least partially to the increased electrochemical surface area of the PtRu/C after postdoping with nitrogen.

2012
K Rajagopal

Transesterified vegetable oils (biodiesel) are promising alternative fuel for diesel engines. Used vegetable oils are disposed from restaurants in large quantities. But higher viscosity restricts their direct use in diesel engines. In this study, used cooking oil was dehydrated and then transesterified using an alkaline catalyst. The combustion, performance and emission characteristics of Used ...

Journal: :Energy material advances 2022

Direct liquid fuel cells (DLFCs) are promising clean energy conversion devices for their high density, low environmental pollution, and convenient transportation storage. However, the commercialization of DLFCs is still limited by lack highly active stable catalysts anodic oxidation fuels. Herein, a new class ultrathin PtRu nanowires (NWs) with diameter 1.1 nm was synthesized via colloidal chem...

Journal: :Journal of the American Chemical Society 2013
Nanwen Li Yongjun Leng Michael A Hickner Chao-Yang Wang

To produce an anion-conductive and durable polymer electrolyte for alkaline fuel cell applications, a series of quaternized poly(2,6-dimethyl phenylene oxide)s containing long alkyl side chains pendant to the nitrogen-centered cation were synthesized using a Menshutkin reaction to form comb-shaped structures. The pendant alkyl chains were responsible for the development of highly conductive ion...

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