With new impact factors being announced, ChemViews takes a look at their calculation, controversy and usage.

Factors Behind the Impact

Future Visions of Chemistry: Koop Lammertsma
"Gone is gone. There are no alternatives." - Interview with Koop Lammertsma, VU University, the Netherlands.

Future Visions of Chemistry: Ben Davis
"It puzzles me why some chemists do not see chemistry as the big science." - Interview with Ben Daivis, University of Oxford, UK

Superoxide to the Rescue!
Reaction pathway between sodium atoms and oxygen molecules on solid surfaces probed by EPR spectroscopy.

Power Boost
Using carbon nanotubes as a battery’s electrode gives a tenfold increase in power by weight, compared to lithium-ion batteries.

Watery No-Man's Land
Water exists in 15 distinct phases, now research shows that at 180 K ice and liquid can coexist after water crystallizes.

Loosening the Purse Strings
The EU will add EUR 40 million to its contribution to the international Cooperation in Science and Technology (COST) program.

Hot Spots
Quantum dots employed to increase solar cell efficiency from the current limit of 30 % to more than 60 %.

Angew. Chem. 27/2010: Communication Matters
Overview on the current issue of the Angewandte Chemie International Edition.

Long Fuse
George Whitesides describes how dots of salt can be used to transmit information for times electronics or batteries fail.