Towards the lasing spaser: controlling metamaterial optical response with semiconductor quantum dots.
We report the first experimental demonstration of compensating Joule losses in metallic photonic metamaterial using optically pumped PbS semiconductor quantum dots.
Plum
E
E
Optoelectronics Research Centre, University of Southampton, Southampton, United Kingdom. erp@orc.soton.ac.uk
Fedotov
V A
VA
Kuo
P
P
Tsai
D P
DP
Zheludev
N I
NI