Sub-wavelength terahertz beam profiling of a THz source via an all-optical knife-edge technique

Scientific Reports

Volumn 5, Issue , 2015, Pages

  Ho, Sze Phing ^a,b   Mazhorova, Anna ^a   Shalaby, Mostafa ^a   Peccianti, Marco ^a,c   Clerici, Matteo ^a,d   Pasquazi, Alessia ^a,c   Ozturk, Yavuz ^a,e   Ali, Jalil ^b   Morandotti, Roberto ^a  

^a INRS EMT   (Canada)

^b Laser Centre   (Malaysia)

^c UNIVERSITY OF SUSSEX   (United Kingdom)

^d HERIOT WATT UNIVERSITY   (United Kingdom)

^e EGE UNIVERSITY   (Turkey)

Author keywords

[No Author keywords available]

Indexed keywords

EID: 84923675706     PISSN: None     EISSN: 20452322     Source Type: Journal    
DOI: 10.1038/srep08551     Document Type: Article

References (24)

1. Wu, Q. & Zhang, X.-C. Free-space electro-optic sampling of terahertz beams. Appl. Phys. Lett. 67, 3523-3525 (1995).
2. Grischkowsky, D. An ultrafast optoelectronic THz beam system: applications to time-domain spectroscopy. Opt. Photonics News 3, 21-28 (1992).
3. Schulkin, B. & Zhang, X.-C. Time-domain spectrometers expand toward new horizons. Laser Focus World 42, 89 (2006).
4. Woolard, D. L. Submillimeter-wave phonon modes in DNA macromolecules. Phys. Rev. E 65, 051903 (2002).
5. Tonouchi, M. Cutting-edge terahertz technology. Nature Photon. 1, 97-105 (2007).
6. Clerici,C. et al.Wavelength scaling of terahertz generation by gas ionization. Phys. Rev. Lett. 110, 253901 (2013).
7. Mittleman, D. M. et al. Recent advances in terahertz imaging. Appl. Phys. B 68, 1085-1094 (1999).
8. Tsujimoto, M. et al. Terahertz imaging system using high-Tc superconducting oscillation devices. J. Appl. Phys. 111, 123111 (2012).
9. Hu, B. B. & Nuss, M. C. Imaging with terahertz waves. Opt. Lett. 20, 1716-1718 (1995).
10. Mittleman, D.M., Jacobsen, R. H. & Nuss, M. C. T-ray imaging. IEEE J. Sel. Topics Quantum Electron. 2, 679-692 (1996).
11. Wu,Q., Hewitt, T.&Zhang, X.-C. Two-dimensional electro-optic imaging of THz beams. Appl. Phys. Lett. 69, 1026-1028 (1996).
12. Chen, Q., Jiang, Z., Xu, G. X. & Zhang, X.-C. Near-field terahertz imaging with a dynamic aperture. Opt. Lett. 25, 1122-1124 (2000).
13. Hunsche, S., Koch, M., Brener, I. & Nuss, M. C. THz near-field imaging. Opt. Commun. 150, 22-26 (1998).
14. Bethe, H. Theory of diffraction by small holes. Phys. Rev. 66, 163-182 (1944).
15. Yuan, T., Xu, J. Z. & Zhang, X.-C. Development of terahertz wave microscopes. Infrared Phys. Technol. 45, 417-425 (2004).
16. Adam, A. Review of near-field terahertz measurement methods and their applications. J. Infrared Millim. Terahertz Waves 32, 976-1019 (2011).
17. Firester, A. H., Heller, M. E. & Sheng, P. Knife-edge scanning measurements of subwavelength focused light beams. Appl. Opt. 16, 1971-1974 (1977).
18. Peccianti, M. et al. Exact reconstruction of THz sub-l source features in knife-edge measurements. IEEE J. Sel. Topics Quantum Electron. 19, 8401211 (2013).
19. Zhang, X.-C. & Xu, J. Introduction to THz Wave Photonics. (Springer Science1Business Media, New York, 2010).
20. Araújo, M. A. C. D., Silva, R., Lima, E. D., Pereira, D. P. & Oliveira, P. C. D. Measurement of Gaussian laser beam radius using the knife-edge technique: improvement on data analysis. Appl. Opt. 48, 393-396 (2009).
21. Rice, A. et al. Terahertz optical rectification from, 110. zinc-blende crystals. Appl. Phys. Lett. 64, 1324-1326 (1994).
22. Schall, M. & Jepsen, P. U. Above-band gap two-photon absorption and its influence on ultrafast carrier dynamics in ZnTe and CdTe. Appl. Phys. Lett. 80, 4771-4773 (2002).
23. Liping, Z., Jianghong, G. & Long, X. Non-diffraction fringes produced by thin biprism. Opt. Appl. 42, 699-711 (2012).
24. Jackson, J. D. Classical Electrodynamics. (John Wiley & Sons, United States of America, 1962).