In control of the speed of rotation in molecular motors. Unexpected retardation of rotary motion.
Surprisingly, a new motor with a tetrahydronaphthalene upper part rotates slower than the original molecular motor with a tetrahydrophenanthrene upper part despite decreased steric hindrance.
Geertsema
Edzard M
EM
Department of Organic and Molecular Inorganic Chemistry, Stratingh Institute, University of Groningen, Nijenborgh 4, 9747 AG Groningen, The Netherlands.
Koumura
Nagatoshi
N
ter Wiel
Matthijs K J
MK
Meetsma
Auke
A
Feringa
Ben L
BL