Optical mapping of properties of two-dim
✍
Nobuaki Hayashi; Kohei Tsumura; Shintaro Nomura; Masumi Yamaguchi; Hiroyuki Tamu
📂
Article
📅
2008
🏛
Elsevier Science
🌐
English
⚖ 511 KB
Real-space mappings of a Hall photovoltage are performed by local laser excitation using optical microscope setup with a spatial resolution of about 2 mm. The obtained images of broad and narrow strips presumably reflect the diffusion of the optically created electrons in the bulk and the edge state