Title :
Terahertz field mapping of poynting vectors through a one-dimensional grating
Author :
Seo, M.A. ; Adam, A.J.L. ; Kang, J.H. ; Kang, D.H. ; Lee, J.W. ; Park, Q.H. ; Planken, P. C M ; Kim, D.S.
Author_Institution :
Dept. of Phys. & Astron., Seoul Nat. Univ., Seoul
Abstract :
We experimentally study Poynting vector flows when terahertz waves transmit through a multiple slit arrays. Our methods provide a new way of visualizing energy flows and determining different diffraction orders in the near-field.
Keywords :
diffraction gratings; light diffraction; submillimetre wave imaging; submillimetre wave propagation; submillimetre waves; vectors; 1D grating; Poynting vectors; terahertz waves transmit; tterahertz erahertz field mapping; Electric variables measurement; Electromagnetic measurements; Extraterrestrial measurements; Gratings; Magnetic field measurement; Optical arrays; Optical diffraction; Optical imaging; Optical surface waves; Physics; (040.2235) Far infrared or terahertz; (110. 6795) Terahertz imaging;
Conference_Titel :
Lasers and Electro-Optics, 2008 and 2008 Conference on Quantum Electronics and Laser Science. CLEO/QELS 2008. Conference on
Conference_Location :
San Jose, CA
Print_ISBN :
978-1-55752-859-9
