Comparison of two Methods for Wavefront Measurement of Terahertz Pulses Combined with 2D Electro-Optic Imaging

M. Brossard (1) , H. Cahyadi (2) , S. Ben Khemis (3) , J. Degert (1) , E. Freysz (1) , T. Yasui (2) , Emmanuel Abraham (1)

1 LOMA - Laboratoire Ondes et Matière d'Aquitaine
2 Institute of Technology and Science (Tokushima)
3 NeTHIS - New Terahertz Imaging Systems

We compare two methods of wavefront analysis of THz pulses associated with a 2D electro-optic imaging system. The first one is the standard Hartmann sensor, and the second one is based on the well-known fact that EO sampling can record the phase variation of the THz electric field.

Mots clés: Crystals; Electrooptical waveguides; Laser beams; Imaging; Electric fields; Ultrafast optics; Two dimensional displays

Domaines: Optique [physics.optics]

M. Brossard, H. Cahyadi, S. Ben Khemis, J. Degert, E. Freysz, et al.. Comparison of two Methods for Wavefront Measurement of Terahertz Pulses Combined with 2D Electro-Optic Imaging. 2016 41st International Conference on Infrared, Millimeter, and Terahertz waves (IRMMW-THz), Sep 2016, Copenhague, Denmark. ⟨10.1109/IRMMW-THz.2016.7758552⟩. ⟨hal-01556057⟩