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Nonlinear spectroscopy in the single optical cycle regime - Lasers ...

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MONDAY MORNING / CLEO 2000 / 57<br />

-20 -10 0 IO 20<br />

Delay tl, (IS1<br />

I L I * I . I . I<br />

-10 o io 20<br />

lklay l,, Ifs]<br />

CMK4<br />

11:45 am


58 / CLEO 2000 / MONDAY MORNING<br />

A niiiiute dilfcrencc <strong>in</strong> <strong>the</strong> wiilths olthcsc two<br />

traces suggests that <strong>the</strong> rlcctmnic &phas<strong>in</strong>g of<br />

<strong>the</strong> liydrakd elcctroiis is cxtreniely last. Tlic<br />

f<strong>in</strong>ite population liletiriie iiS <strong>the</strong> clcctrons <strong>in</strong><br />

<strong>the</strong> excited state ciiiises tlic dclay cif <strong>the</strong> echo<br />

ir;ice<strong>in</strong>Fig. 2(b).l‘Iiebcstfit to <strong>the</strong>expcr<strong>in</strong>ientaldatayieldstlicdephasii~g<br />

timeof 1; = 1.6 h.<br />

With this valuc, we successlully modeled ilic<br />

absorption spectrum of<strong>the</strong> hydratcd clectrmis<br />

by an extended I.orcnt7iaii l<strong>in</strong>e shape,x which<br />

<strong>in</strong>dicates <strong>the</strong> breakdomn of <strong>the</strong> rotat<strong>in</strong>g wave<br />

appl-iiximation (RWA):’<br />

1. A. Uakdka, e/ al., Opt. Lett. 22, 102-104<br />

(1997).<br />

2. fvl. Nisoli, et ai., Opt. Lett. 22, 522-524<br />

(1997).<br />

3. A. Shirakawa, et ai., App1. I’liys. Lclt. 74,<br />

2268 (1999).<br />

4. For cxamplc, L. Allen and J.H. Itbcrly, Op-<br />

/id rcso~~uiice unrl two-level utoim (Dover<br />

publications, New York, 1987).<br />

5. T. Urabec, 1’. Krausz, Phys. Rev. 1.ctt. 7X,<br />

3282 (1997).<br />

6. A. Ilaltoska, M.S. Pslienicl<strong>in</strong>ikov, U.A.<br />

Wicrsma, IEEE J. Quantum Elcclrnn. 35,<br />

459 (1999).<br />

7. P.V. Mamyshev and S.V. Cliernikov, Opt.<br />

i.ctt. IS, 1076 (1991)).<br />

8. A. RaltuSka, M.F. limde, M.S. Psl~enicl~nikov,<br />

11.A. Wiersmi, J, Pliys. (:hem., to be<br />

pol,lishcd (1999).<br />

9. C. Silva, rt al., Pliys. Rev. Leu. 80, I066<br />

(1998);M. Emclc, elai., Phys. Rev. Lett. 80,<br />

4645 (1998).<br />

CML<br />

10:15 am-11:45 am<br />

Room 270-276<br />

Polarization Mode Dispersion<br />

tired 1.. Ilrismann, 7ycu Sul<strong>in</strong><strong>in</strong>ritie Systrm<br />

I,tcl., USA, Presider<br />

CMLl<br />

10:15 am<br />

Polarization mode dispersion <strong>in</strong> <strong>optical</strong><br />

communication systems<br />

Curtis I

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