Details
Original language | English |
---|---|
Pages (from-to) | 79-82 |
Number of pages | 4 |
Journal | European Physical Journal D |
Volume | 26 |
Issue number | 1 |
Publication status | Published - Oct 2003 |
Externally published | Yes |
Abstract
We show experimentally that a simple optical setup is able to reduce the duration of the harmonic emission generated by "long" (many optical cycles) laser pulses. By controlling the time-dependent ellipticity during the laser pulse, one can confine the harmonic emission to a narrow temporal window where the polarization is quasi-linear. The results obtained and their comparison with a simple model show a shortening of a factor 2 for harmonics located in the plateau region. Using shorter laser pulses of 15-20 fs duration should make it possible to isolate a single attosecond pulse.
ASJC Scopus subject areas
- Physics and Astronomy(all)
- Atomic and Molecular Physics, and Optics
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In: European Physical Journal D, Vol. 26, No. 1, 10.2003, p. 79-82.
Research output: Contribution to journal › Article › Research › peer review
}
TY - JOUR
T1 - Temporal confinement of the harmonic emission through polarization gating
AU - Kovačev, M.
AU - Mairesse, Y.
AU - Priori, E.
AU - Merdji, H.
AU - Tcherbakoff, O.
AU - Monchicourt, P.
AU - Breger, P.
AU - Mével, E.
AU - Constant, E.
AU - Salières, P.
AU - Carré, B.
AU - Agostini, P.
PY - 2003/10
Y1 - 2003/10
N2 - We show experimentally that a simple optical setup is able to reduce the duration of the harmonic emission generated by "long" (many optical cycles) laser pulses. By controlling the time-dependent ellipticity during the laser pulse, one can confine the harmonic emission to a narrow temporal window where the polarization is quasi-linear. The results obtained and their comparison with a simple model show a shortening of a factor 2 for harmonics located in the plateau region. Using shorter laser pulses of 15-20 fs duration should make it possible to isolate a single attosecond pulse.
AB - We show experimentally that a simple optical setup is able to reduce the duration of the harmonic emission generated by "long" (many optical cycles) laser pulses. By controlling the time-dependent ellipticity during the laser pulse, one can confine the harmonic emission to a narrow temporal window where the polarization is quasi-linear. The results obtained and their comparison with a simple model show a shortening of a factor 2 for harmonics located in the plateau region. Using shorter laser pulses of 15-20 fs duration should make it possible to isolate a single attosecond pulse.
UR - http://www.scopus.com/inward/record.url?scp=0142054857&partnerID=8YFLogxK
U2 - 10.1140/epjd/e2003-00202-x
DO - 10.1140/epjd/e2003-00202-x
M3 - Article
AN - SCOPUS:0142054857
VL - 26
SP - 79
EP - 82
JO - European Physical Journal D
JF - European Physical Journal D
SN - 1434-6060
IS - 1
ER -