The website for the Logan lab is currently migrating to new a new location, all on sites.psu.edu.
Logan homepage is at: http://sites.psu.edu/brucelogan/. This website is mostly complete but not fully updated.
Bioenergy research, including microbial fuel cells and other microbial electrochemical technologies is moving to http://sites.psu.edu/microbialfuelcells/.
Renewable energy research (nonbiological), including electricity production from salinity gradient energy (SGE) and waste heat energy, is now fully moved to http://sites.psu.edu/energyfromwater/. New information is still being added to this site.