About the cover

February 2015 Volume 14 No 2

The direction of the current photogenerated in organic–inorganic perovskite films can be switched by poling the material with low electric fields that induce a reversible ion drift. Hybrid perovskites may thus find application as memristor devices.

Letter p193; News & Views p140

IMAGE: ZHENGGUO XIAO

COVER DESIGN: DAVID SHAND

Extra navigation

Subscribe to Nature Materials

Subscribe

naturejobs

natureevents

ADVERTISEMENT