Scaling of terahertz radiation via optical rectification in electro-optic crystals
Journal Article
·
· Applied Physics Letters; (United States)
- Los Alamos National Laboratory, MS E535, Los Alamos, New Mexico 87545 (United States)
- Molecular OptoElectronics Corporation, Rensselaer Watervliet Facility, Watervliet, New York 12189 (United States)
We report on the scalability of generating terahertz radiation by optical rectification with the electro-optic materials LiNbO[sub 3], LiTaO[sub 3], and dimethyl amino 4-[ital N]-methylstilbazolium tosylate (DAST). A Ti:sapphire laser system, producing 215 fs, 20 mJ pulses at 810 nm, was used for the experiment. Using LiNbO[sub 3] and LiTaO[sub 3], the peak of the generated terahertz electric field was found to scale linearly with increasing optical fluence for fluences up to 60 mJ/cm[sup 2], while with DAST the peak field scaled sublinearly in this fluence range.
- OSTI ID:
- 6740836
- Journal Information:
- Applied Physics Letters; (United States), Vol. 66:2; ISSN 0003-6951
- Country of Publication:
- United States
- Language:
- English
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Related Subjects
36 MATERIALS SCIENCE
75 CONDENSED MATTER PHYSICS
SUPERCONDUCTIVITY AND SUPERFLUIDITY
LITHIUM COMPOUNDS
ELECTRO-OPTICAL EFFECTS
NIOBATES
TANTALATES
EMISSION SPECTRA
FAR INFRARED RADIATION
PULSED IRRADIATION
SCALING LAWS
TRANSIENTS
ALKALI METAL COMPOUNDS
ELECTROMAGNETIC RADIATION
INFRARED RADIATION
IRRADIATION
NIOBIUM COMPOUNDS
OXYGEN COMPOUNDS
RADIATIONS
REFRACTORY METAL COMPOUNDS
SPECTRA
TANTALUM COMPOUNDS
TRANSITION ELEMENT COMPOUNDS
360204* - Ceramics
Cermets
& Refractories- Physical Properties
360606 - Other Materials- Physical Properties- (1992-)
665300 - Interactions Between Beams & Condensed Matter- (1992-)
75 CONDENSED MATTER PHYSICS
SUPERCONDUCTIVITY AND SUPERFLUIDITY
LITHIUM COMPOUNDS
ELECTRO-OPTICAL EFFECTS
NIOBATES
TANTALATES
EMISSION SPECTRA
FAR INFRARED RADIATION
PULSED IRRADIATION
SCALING LAWS
TRANSIENTS
ALKALI METAL COMPOUNDS
ELECTROMAGNETIC RADIATION
INFRARED RADIATION
IRRADIATION
NIOBIUM COMPOUNDS
OXYGEN COMPOUNDS
RADIATIONS
REFRACTORY METAL COMPOUNDS
SPECTRA
TANTALUM COMPOUNDS
TRANSITION ELEMENT COMPOUNDS
360204* - Ceramics
Cermets
& Refractories- Physical Properties
360606 - Other Materials- Physical Properties- (1992-)
665300 - Interactions Between Beams & Condensed Matter- (1992-)