Each cluster consists of
hydrogen molecules arranged around a negatively charged
hydrogen ion — a
single hydrogen atom with an extra electron — at temperatures near absolute zero, the researchers report in the Dec. 30 Physical Review Letters.
Tour's scientific research areas include nanoelectronics, graphene electronics, silicon oxide electronics, carbon nanovectors for medical applications, green carbon research for enhanced oil recovery and environmentally friendly oil and gas extraction, graphene photovoltaics, carbon supercapacitors, lithium
ion batteries, CO2 capture, water splitting to H2 and O2, water purification, carbon nanotube and graphene synthetic modifications, graphene oxide, carbon composites,
hydrogen storage on nanoengineered carbon scaffolds, and synthesis of
single - molecule nanomachines which includes molecular motors and nanocars.