Fast photodetectors made of carbon nanotubes

NIM member Prof. Alexander Holleitner and his colleagues were able to demonstrate that carbon nanotubes, contacted by metal electrodes, exhibit a picosecond photocurrent response. This new method is a hundredfold faster than existing methods. 

Publication: Time-Resolved Picosecond Photocurrents in Contacted Carbon Nanotubes. L. Prechtel, L. Song, S. Manus, D. Schuh, W. Wegscheider, A. Holleitner. Nano Letters 11, 269-272 (2011).

 See review