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Exact reconstruction of thz sub-λ source features in knife-edge measurements
- Source :
- IEEE journal of selected topics in quantum electronics 19 (2013): art_n_6242376. doi:10.1109/JSTQE.2012.2209176, info:cnr-pdr/source/autori:Marco Peccianti [1]; Matteo Clerici [2]; Alessia Pasquazi [2]; Lucia Caspani [2]; Sze Phing Ho [2]; Fabrizio Buccheri [1,3]; Jalil Ali [4]; Alessandro Busacca [3]; Tsuneyuki Ozaki [2]; Roberto Morandotti [2]/titolo:Exact reconstruction of THz sub-lambda source features in knife-edge measurements/doi:10.1109%2FJSTQE.2012.2209176/rivista:IEEE journal of selected topics in quantum electronics/anno:2013/pagina_da:art_n_6242376/pagina_a:/intervallo_pagine:art_n_6242376/volume:19
- Publication Year :
- 2013
- Publisher :
- Institute of Electrical and Electronics Engineers, 2013.
-
Abstract
- The spatial features of a sub-wavelength terahertz source are not accessible using time-integrated knife-edge techniques due to the non-separable space-time nature of the radiated field and to systematic modifications induced by the blade itself. We show that combining knife-edge with a time resolved electro-optical sampling, the space-time coupling can be addressed and the source field profile can be exactly reconstructed.
- Subjects :
- Physics
Coupling
Phase-sensitive field characterization
Blade (geometry)
Terahertz radiation
business.industry
Settore ING-INF/02 - Campi Elettromagnetici
Edge (geometry)
Lambda
subwavelength source
Settore ING-INF/01 - Elettronica
Source field
Atomic and Molecular Physics, and Optics
Optics
Sampling (signal processing)
subwavelength sources
spatiotemporal field characterization
Electrical and Electronic Engineering
Time-resolved spectroscopy
business
terahertz (THz) sources
Subjects
Details
- Language :
- English
- ISSN :
- 1077260X
- Database :
- OpenAIRE
- Journal :
- IEEE journal of selected topics in quantum electronics 19 (2013): art_n_6242376. doi:10.1109/JSTQE.2012.2209176, info:cnr-pdr/source/autori:Marco Peccianti [1]; Matteo Clerici [2]; Alessia Pasquazi [2]; Lucia Caspani [2]; Sze Phing Ho [2]; Fabrizio Buccheri [1,3]; Jalil Ali [4]; Alessandro Busacca [3]; Tsuneyuki Ozaki [2]; Roberto Morandotti [2]/titolo:Exact reconstruction of THz sub-lambda source features in knife-edge measurements/doi:10.1109%2FJSTQE.2012.2209176/rivista:IEEE journal of selected topics in quantum electronics/anno:2013/pagina_da:art_n_6242376/pagina_a:/intervallo_pagine:art_n_6242376/volume:19
- Accession number :
- edsair.doi.dedup.....5eaa27830368a597d06d9f1393c5b954