Study of the Structure of Photonic Crystal Fiber with High Negative Dispersion Coefficient

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Stu of the Structure of Photoic Crstal Fiber with igh Negative Dispersio Coefficiet Su Che-ag, Li Xi-lu, Jiag Xig-fag, School of Mathematics a Phsics, Chagzhou Uiversit,

1 Stu of the Structure of Photoic Crstal Fiber with igh Negative Dispersio Coefficiet Su Che-ag, Li Xi-lu, Jiag Xig-fag, School of Mathematics a Phsics, Chagzhou Uiversit, Gehu, Chagzhou, 364, Chia Istitute of Moer Optical Techologies, Soochow Uiversit, Shizi Street, Suzhou, 56, Chia Ecerpt from the Proceeigs of the 6 COMSOL Coferece i Shaghai

2 Outlie Itrouctio The theoretical basis of optical trasfer i photoic crstal fiber The esig, moelig, aalsis, a calculatio Coclusios

3 Itrouctio Doctor Charles Gao preicte telephoes, B/km, i 964. WDM DWDM Wave-Legth Divisio Multipleig 波分复用衰减, 色散 egative ispersio coefficiet was -59ps/m km uttue A. Optimizatio of ual-core a microstructure fiber geometries for ispersio compesatio a large moe area [J]. Optics Epress. 5, 3:

4 The theoretical basis of optical trasfer i photoic crstal fiber Galerki fiite elemet metho magetic fiel compoet ] [ k r ] ep[i, ],, [,,, z t t z T z k k eff ] [ ] [ The vector wave equatio

5 The theoretical basis of optical trasfer i photoic crstal fiber Galerki fiite elemet metho The variatio equatio eff k k t t

6 The theoretical basis of optical trasfer i photoic crstal fiber Galerki fiite elemet metho t j i T ], [ e e e e e e e e e e e e e k k B B it eff it it it it it it it it

7 The esig, moelig, aalsis, a calculatio esig =.46

8 The esig, moelig, aalsis, a calculatio esig

9 The esig, moelig, aalsis, a calculatio moelig P,; P.5,.8665; P3-.5,.8665; P4-,. P,; P.735,; P3,.735; P4, ; P5-,.735; P6.735, ; P7-,. P33,; P3.8537,.975; P33.475, ; P ,.475; P35.975,.8537; P36, 3; P37,; P ,.8537; P ,.475; P3A-.475, ; P3B-3,. P44,; P43.959,.83646; P ,.66945; P ,.35393; P ,.97577; P46, ; P47.367, ; P48.489, ; P , ; P4A-.367, ; P4B-, ; P4C.67655,.97577; P4D ,.35393; P4E ,.66945; P4F-3.959,.83646; P4G-4,. P55,; P ,.8684; P ,.799 ; P ,.5; P , ; P , 3.834; P57.5, ; P58.799, ; P , ; P5A, 5; P5B-.8684, ; P5C-.799, ; P5D-.5, ; P5E , 3.834; P5F-3.834, ; P5G-4.338,.5; P ,.799 ; P5I ,.8684; P5J-5,.

10 The esig, moelig, aalsis, a calculatio moelig P66,; P65.963,.93866; P ,.854 ; P , ; P , ; P , ; P , ; P , ; P69.854, ; P6A.93866, 5.963; P6B, 5 ; P6C , 5.963; P6D-.854, ; P6E , ; P6F , ; P6G , ; P , ; P6I , ; P6J ,.854 ; P6K-5.963,.93866; P6L-6,.

11 The esig, moelig, aalsis, a calculatio calculatio The spacig betwee the eighbor laers =.5μm, the iameter of the air hole is betwee.μm ~.6μm a its step legth is.μm. The trasferre wavelegth is betwee.5μm~.6μm a its step legth is.μm. There are effect refractive iees i stea state the trasferre wavelegth betwee.5μm~.6μm a its step legth is.μm a the iameter of the air hole is.μm ,.3668,.36678, , ,.36648, ,.36635,.36633,.3665,.36667, ,.3659,.36589, , ,.36557, ,.36546,.36533,.3654,.36558,.36575,.36499,.36499,.36486, ,.36466, , ,.3644,.36439,.36446,.36463,.3648, ,.36395,.36383, , , ,.3635,.36347, ,.3635,.36368,.36385,.363,.3699,.36836,.36753,.3667,.366,.36574,.36539,.3655,.3647,.36435,.364,.36366,.3633,.3697,.366,.367,.3693,.3658,.364,.3689,.3654,.36,.36985,.3695,.3696,.3688,.36847,.368,.36777,.36743,.3678,.36674,.36639,.3665,.3657,.36535,.365,.36466,.3643,.36397,.36363,.3638,.3693,.3659,.364,.369,.3655,.36,.3686,.365,.367,.36983,.36948

12 The esig, moelig, aalsis, a calculatio aalsis The wavelegth scope of.545μm~.566μm a the fittig cubic curve eff The ispersio coefficiet is D c eff c The ispersio coefficiet is D=-657.4ps/m km

13 The esig, moelig, aalsis, a calculatio

14 Coclusio The software sstem of COMSOL Multiphsics is use for moelig, aalsis, a calculatio after the multilaer circle asmmetr photoic crstal fiber beig esige. The egative ispersio coefficiet is to ps/m km at trasfer wavelegth beig 55m. The result is 4 times tha that of the referece [8] a is. times tha that of the referece [6]. The meter of the esige structure is suit for the 36 meters compesatio the ispersio of the sigle optical fiber G. 65.

15 Referece [] Nagesh Jarao, Vija jaai. Slow light photoic crstal waveguie with large qualit factor [J]. optik. 6, 7: 6-64 [] airu, G., Shaofei, W., Xiaglog, Z. Uerstaig solitos spectral tuelig as a spectral couplig effect [J]. IEEE Photoics Techolog Letters. 3, 59: [3] A. bemerkhi, M. Bouchemat, T. Bouchemat. Ifluece of elliptical shape holes o the sesitivit a Q factor i D photoic crstal sesor [J]. Photoics a aostructures fuametals a applicatios. 6, : 7-7 [4] Qi Wag, Ligi Kog, Yuli Dag, et al. igh sesitivit refractive ie sesor base o splicig poits tapere SMF-PCF-SMF structure Mach-Zeher moe iterferometer [J]. sesors a actuators b; chemical. 6, 5; 3- [5] Liog Jiag, Xiagi li. Ultra-sesitive a ual-polarizatio refractive-ie biosesors base o aular photoic crstals [J]. Optik. 6, 7; [6] uttue A. Optimizatio of ual-core a microstructure fiber geometries for ispersio compesatio a large moe area [J]. Optics Epress. 5, 3: [7] Xu Xu-mi, Li Wei, Fag Li-guag, et al. The ba gap a its ispersio characteristic of the ual core photoic crstal fiber [J]. Laser Techolog. 9, 333: i Chiese [8] Liao Zhou-i, Liu Mi, Qia Ya, et al. A octagoal ispersio compesatioal fiber [J]. Laser Techolog. 3, 374:56-5 i Chiese

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