Measurement of a saturated emission of optical radiation from gold nanoparticles: application to an ultrahigh resolution microscope.

Shi-Wei Chu, Tung-Yu Su, Ryosuke Oketani, Yen-Ta Huang, Hsueh-Yu Wu, Yasuo Yonemaru, Masahito Yamanaka, Hsuan Lee, Guan-Yu Zhuo, Ming-Ying Lee, Satoshi Kawata, and Katsumasa Fujita Department of Physics, National Taiwan University, Taipei 10617, Taiwan, Republic of China Molecular Imaging Center, National Taiwan University, Taipei 10617, Taiwan, Republic of China Department of Applied Physics, Osaka University, 565-0871 Osaka, Japan (Received 24 May 2013; published 7 January 2014)