Archive for December, 2008

Behind the 50 Hottest Companies in Bioenergy rankings

Here are some notes on the selections for the Hottest 50 Companies in Bioenergy.
The qualifying criteria was making at least one appearance in the Digest over the past 12 months, or a nomination from the readership. About 500 companies qualified via the first route, from the 3,000 stories published this year, and about 20 additional [...]

Notes on Coskata (and other gasification and cellulosic) yields

There has been a lot of discussion of the viability of cellulosic ethanol production models in the scientific literature, but just a few in popular media. Herewith are some notes on how cellulosic yields work out in real-world situations.
The Coskata model presupposes a yield of around 100 gallons per ton of biomass. ZeaChem is seeing [...]