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Crops for biofuels squanders cropland, water, and energy resources vital for food production needed for people.
Persistent link: https://www.econbiz.de/10010676065
biomass is an area currently undergoing intensive research and development, with the first commercial units expected to … commence operation in the near future. In this process, biomass is first converted into carbon monoxide (CO) and hydrogen (H …. Several studies have been performed over the last few years to optimise both biomass gasification and syngas fermentation with …
Persistent link: https://www.econbiz.de/10011031291
Solar cells are a promising renewable, carbon-free electric energy resource to address the fossil fuel shortage and global warming. Energy conversion efficiencies around 40% have been recently achieved in laboratories using III-V semiconductor compounds as photovoltaic materials. This article...
Persistent link: https://www.econbiz.de/10010668143
I have stated in my recent review article that no direct observation of multiple exciton generation (MEG) in the shape of photocurrent extracted from a semiconductor had been made yet. [...]
Persistent link: https://www.econbiz.de/10011031334
The two major pathways for energy utilization from biomass are conversion to a liquid fuel (<i>i.e.</i>, biofuels) or … conversion to electricity (<i>i.e.</i>, biopower). In the United States (US), biomass policy has focused on biofuels. However … percentage of biomass with coal) (5%–10% biomass), medium co-firing (15%–20% biomass), and dedicated biomass firing (100% biomass …
Persistent link: https://www.econbiz.de/10011186335
The rapidly growing world population and rising consumption of biofuels are increasing demand for both food and biofuels. This exaggerates both food and fuel shortages. Using food crops such as corn grain to produce ethanol raises major nutritional and ethical concerns. Nearly 60% of humans in...
Persistent link: https://www.econbiz.de/10010668130
increasing feedstock yields should be emphasized over reducing travel distance. The NEV and CCB values indicated that stover …
Persistent link: https://www.econbiz.de/10011106132
As crude oil price reach a new high, the need for developing alternate fuels has become acute. Alternate fuels should be economically attractive in order to compete with currently used fossil fuels. In this work, biodiesel (ethyl ester) was prepared from waste cooking oil collected from a local...
Persistent link: https://www.econbiz.de/10011031301
process entails the capture, transport and storage of carbon dioxide produced during energy production from biomass. Globally …, including no guarantee biomass will always be from sustainable sources or potentially result in carbon stock losses. The …
Persistent link: https://www.econbiz.de/10011275208
Biomass pyrolysis is usually characterized on the basis of temperature and heating rate. Unfortunately, these … of reacting biomass particles are the same as those of the external heating medium. The difficulties in defining these …
Persistent link: https://www.econbiz.de/10010668085