Free Access
%PDF-1.6 % 4 0 obj <> endobj xref 4 14 0000000016 00000 n 0000000729 00000 n 0000000789 00000 n 0000001016 00000 n 0000001156 00000 n 0000001351 00000 n 0000001593 00000 n 0000001635 00000 n 0000040879 00000 n 0000041200 00000 n 0000041396 00000 n 0000041639 00000 n 0000080216 00000 n 0000000576 00000 n trailer <<23160C451E4F8342B4079C75ADC1D0F1>]>> startxref 0 %%EOF 17 0 obj <>stream xb``f``a```4b, H> endobj 6 0 obj <>/ProcSet[/PDF/Text/ImageB/ImageC/ImageI]>>/Type/Page>> endobj 7 0 obj <>stream H*2PHbw.=3c1  ,s=s -\ q2251Fe `pW endstream endobj 8 0 obj <> endobj 9 0 obj < \n This email address is being protected from spambots. You need JavaScript enabled to view it. , )/Creator(IDL Version 7.0, Mac OS X \(darwin i386 m32\))/Producer(GPL Ghostscript 8.61)/ModDate(D:20190129111226+01'00')/Title(Graphics produced by IDL)>> endobj 10 0 obj <> endobj 11 0 obj <>>>/Type/XObject/BBox[0 0 612 792]/PTEX.FileName(./fig_vs_N_2.pdf)/FormType 1>>stream xK-&QraժC([ƽըz|zsٱp$!)OWvcm|uQ!hhv ǭ?،[L4v7(`- C6<4k~"y6Zrte'H_.yh2*/[v=Qd((GrM?A m4 W=/+;iW֞W eC֞aڕʧ0 S[; 5O_׀U|̹z9VE=)Qh%hca/1M;֓-`&j"ؽ?Fjt/a)U`@[LmPTDJs#667Uç"TQ.rm.+6O7@ -jk~ƺ(AN@JXՖTsbY/GY9{Pɲ'g-s.l)sv]iWҏ4jLJ\6gKnn:4m7(vrQE[fru&,l Fhdݨ&-SIt(B WרewY"(DF*-G4ɚVAI@\1֘gq hG Ks-a%aY enh\=k۷J[iZٶh3uЮA3*XkTM+2g٫謩ݽ\+~|}hlD\eam7#G$tPpv./L;P9@ 1vֹ65p(Q!QB(-G4њnAQ Y3f'{KZI :Z!3 kAlw%m:dy{}fZ* .ӮY2*qլ{':lG$Fdݨ&-Lt(O *$_F妃 U>A 2(3?.WKc 9W̷+ Nܼn3""6Gݫ}p7)$bmkiw' ) c-")$a6 X IX6jVRHš{HZG'ARH%UzfIX'Gշ2E@EZ IX,hh( @"V;# kOXIXM'Z Y'<$祐je{'"-*)$e2 cv=Qmq*ݹBc}8_k_카#R̓,M ҟyZX![gKT{U5nE DVwc3Vx)&167t>N7FB^VIb+@f)<$ [Ε>٫{T!FlD,ؾ#?N=92;xe}Ͻ3uD!w#|[ݚZ\cHڋ] |j[A^ۺ'EUo*,?Xw!]{##m/$ ݈!8HT%Ee>2@"DDnquOzkd" BRI$aD +9$u"@H-#&cq HUFB%$Q}<@'a^ϬbH%\-Mq_im0A ڵ(Ato:Lܥ^;ϕSns ͛7 fkL Nˆ~/׺TYmԴc77CŞ+-ߵQokO.:DlE@\rzW&v2H|U/Zj{d٧}$?rCl :;`E!M\3D7(ߐ9lAھa{= 5s.oi{mHTHhiO},co6<tF%27R=Zw7 0EBfMDڟu9~O5gosŏ93Ki<dd=>Xχ-@_F?.ǷԽ-aݝCIjkZI=5 Oxm~OM^eݱS uW6+tFd%_հQFJ-Uv7`yD"a]iM2A#`ۊMpl~iq,}t7¸ Q?4!@E\c w^ JHRYo[筜D ˨3 R?{\߷i[ۂ-ZFj?ckN2튛~3? !h Eq[;I; ׽p_%܀znRG# 7 $`7`$`7`$`7`$`7`$b7bX!$`7`$`7`$`7`$`7`$`7`ı h%~܈HR?nf@=Ec_HApDV57ҲӷG_{1t:U< CSjnk{Q"_Y'"ghwe6z?ui~ʅEy҅Oo=JFEQwOidYg'HkovpH%i9Ĥ%DPr Xs AOB\B$(ͺTO^].gLۄg[A!}6b܃ʵgUD *OAmm Ŀۡٽ_V'ˍ 7J#hlXAc#fdFY{} Tb$&.ۀXfiOɈ~9Kc[$+߇|&[ҥIiRu9C1}Yy3Mmo{ԡ\@LwwCٵCx߾Q?B!_k"}fX }DX1DW@shXwg.@ 25ҝ'BdTAF%__}1rmCkBܴ}'!Uו ׆r~x1c?F!hj9Ob 8A޹3*c_(SAie}z1@ڔG#3*W/:@Ƨ}ۆ)XlUKZh.@Fel尪A .3@LfW>_U.J[᦭&#A\r9jaU`Q ]ض8;s궨u9i~m1 |p~؅M3 s|L;-I>Iq3.s--i6ѥ1P-|~'Q~#ڶ!N<8`D7م0}M8'џ5d1nݳ0letZJв b=4*0a qhS::?<w C#2.apeCdyq@$?>q1ĨB?2d!k, *fpM;mir:,#icFaH?]!:io;}!S).OCI[mn.p:hDƄ5$$q1jھei{w$d4KT&E4i߇nB.Y@UMR9uCoq5yjP[/O^|64顖?1cjU8M1#}++,hק%rcӃ{;@֓};.och'[6l@evO/ pyZsm!$d2d!څ E \!i+)T׍& f `ߨL,1"AвQWrmbmZn'j>/a`e.Qs`]п aCe@8vK6S6L +Jt@xv}fA.1@\b>bM̄:`"B `B Q_ r]>3]fb tjc.M62Bm!?V̾ӀkQjP! 7V )<֬\ikV(uLv{CGu2^4}Uv>ɥ Iy}㔅}-Anp1[RsdcP.q-kGp5ϤN bit' C%,Vrf 7S$1ʯIG?QoqiHc^' $cGBi(FWY(oIJ;x׉g#Ō2 Cwq$m@|d0 i&HlGM eՁddh"$Dע)whwV1|:?񭍑TMߐ(%uZ_H!bS{C:)Vʐ8:caeҞuh3CB9ꜷ WQ(θ !AXLP&e@Mob<{`b.A,u7PF8_|59DG`Qot&'SqZGܬ@qȔ"ߛyzd7 D(A׌F;Bvȱ1v?(ՋA jAcb a{ov|4ef$Hb N 7Zdqƕ}k-ZGe]B:m7 [tվNJ?$Qoԅ3EobآK)#mX)':NUOȰc沓"׶;6)y2T[Vgr>.vUts>@9̩͍̇ymqH4U!w4tXL,SxC2ɨ#S\k\d4[ ]7 kֺcCuG`AT9m,~Za4Z.mvyF}\]2~'E)/mG`@qZ/YYMVfGCVF#Ze$P-G!_?;q||֬uBRw0rt~êl\`ybaYaO+/eP6^.e.e .e )\.e.e?Rq,\8_ʸDq)cXRƱp)X-e2.e .e +\]V1,1p)cXv)cXRƱp)XnU;.e/e\q)cXR4.e/e .e +\]V1,\_8.e/e .e +\8.e/e|&Rư¥a٥aKoyVzS_=BbJZQE ù_T__526O:t&Uo~ù_TRg+':/~>pJWETN0R^IqtJMZ28 -%G ~QqKUCŕF'iĨ*8EDw O ido68rBE^ J=*;p0٧R.qN.E  OfTœ(j߻G1x: ~qCTx.S^;"_!;)8*4JZ$[RE-ʅ^L亨t6q(+Y/*n P٪^*Q'^3kV~Q[*'\SqiYrz~23\&>sTQY HE*ZYTZSDK=d#+m2 .8*I p6nSqa f*-TpEj҄590qU Swcgq*J %Flɵ9ur8JԻiR&gR.6PQSbBLsdh9{ȵQ]b9pD@xΞUm)S ل$T|DI@5 {ɖnŹ_TIFT^6oȨd8*-$7l&iiTE-nI ulΪe\UX4U.|SOzFti+d. _ezNZTdϧ ~KiFLW;tԝIQQ^(iii娥RpUJuR%٨݊sv7јmM} 8J նJEgJߧJK\9z0.oEJFt"V)gm&rJSxZl~Q%jՠY<#((uHRwYqUR-19Bɭ$%U֊rZ7Q,bĪ֊r.IfY2K*ie Ϣ5ۊr?iҺFѫu6-#)KLס˛2Qt[`((^&(((J1"&1IqURq^QZ~WTF5n>94g>~Q%ŷ.qq E_DFc(4 ~Q%5^9~n9q/i: U <8?ܒ-,{͆T@m9E%J-dTGJ 1EIַFd)ʓ4qڤ='A'/wlGH/gU^L8ኋ/"Q˭|D<4Ň4QBy08* m20pgGq8E_D@"T%FvpCvzR E AqU6D6d&/R8CM, ;)Xe~Q%4y1%Z# HqUv) jj\n~QI%^ӁFG1z8*ɉKbCN?8*zRDQOy!ЯS6(Hq66G)6zt}g$>+Wlٚ:)8*fg$ߠI'~eÁyj2"pEW (UX_~epu_9E̗s@|;JsLWA-Q^> Ju`_T!pIz{xHpUެC5̒S6kA_DKmo-Ys~739"Ir:ߘG<f([YgʲYYsRK'JC(őNXapE8Iώ^ )WQ6o҃(/q3DVŵ5 JE_U%Ź_Tmm6p$JRE)a)̕h)tx+qb9N(wyTq8Blc-&@_Dyk: N#tgڣ%S=v(arKU[j>yJ-rLs܃*eڒg%?Vs PQozE]Xj'$E_Dy{MgtQZĭ8gL0r6Ρ͸s~2©ٜbN O&Xc[&gXrwLFczG~QmUlMPQB?Rc/!V7:!ImC#ܶ'r-G]².)Js]vMLW$sC+;,x8s}\"cڀ?\sf˩|j޽7~Vn[DKJWř((yMo&*JS&wC_TY0B•UG;CŸ$ :˟NJt^/ pR~ ק\4ɳ(") ~QIK{{3z\ø_4Gz^%|)U%cHJ<5iB+-"m i>5ܪDiA%Uh8R Ob4ùDIܤ? ~Q o!G+Yx&/*Y(k@Q2*2Qj׉IkCrnzqhJIQݣE $v^"$DppLK&h^IO VHsVJ)OM\tx)ay/*jiK ]'cEuj6m:$(HTY,@2sdpUL0҂os?"rբa_8OG({`ݾ6(ұJɃ*Ivߒ.(Vv HIqܸ1?#"Gu_*ȺFY3ڔ҃/l?/$mYҒ}U bUi+2::rF%ݴ!#_Ti&H{-HŹ_TҐ"),W6s=h$$ 4HVB"VBzjR>Nuq $R"^,Fj;O>*$I;1@F((-xq{UWHE_DIkJQV+JzM>=G赢/"(9$JzYĞks?ʩZSOrJ3JL*]\7Ź_TIܽz(҆{/lmwBڊrrU {V v(`J[dE_PȊ'Q4˚(Rꏆ6pUZ9ad)&_Jg=NkӀ E?_i)INEd ۏ "E_DIGoy罢/,bw iPE$4xۡsU_FL!~QE#>[SU8(gu1 SŬj'mLQ - ˊc"2@,N4E.J)()qm[/<%Zb<)~ Ply+U^ Ҩ,J"d rAՃHT$ _K_]U8?8* t-S8ި)J}g:o3`.*$JKhQZM%HO P*jhoV} Φ8=ަeq(ʨDQK%2j( ~4 ̸aͮw~o*0(Zs:+ iPSb/lj`=NxsRKᇈZ'gmIq$=H {5J_6&Dϛu|Q8Ya bΫU*ۢI,0`3EPQ>St>|; J6uhRi)jR ɫR;&DIUIPQ޺܁Zv3U<5JٟB&&(Gn56z~9jىAZ5S|T%Ź_T"n {أ@-4I79bu+8*,KC -f.AL:ʝB6\PEz T~Q%Y~~uo[D"SEp$VbiU! jmwW!Aϐ* ieK 97HC{"XVpP:(=$ӸRArqPoVBN4 D#j7"U <>B¼G~{z *9k(([ ~ήVpfj$=rQ%8Ծbxnê#YBH.K7TED YQ*ͯFPxU㒍(p7q^8J ;e[d^ݎ~OMD % X"ulC>dʇ7!{@cmUG d:.~;hCpy[җ*gIg>Rڸy$K}yW!PRac l],`Ba0 co0*uHߦ"-]" BW.E&R;.v@FMnuȁkqtJgXEwB(F^JㄖN%Ή\jpb~!sLą *6Z6MC QoWx.GU!+:9|k160iDveo.A mͣpvVj'W)+:fJ3}Wt}D3E ~PJ yKsX3Nh>fM!c..@\p{!=x˙G:w﹟ WMpr.BX b+Q `-춯DC\]kWxuxR1|^⼂ XWx'n-_ `""sY)T{>j#Ez$&Ae(I3-)I ֺrBP'0&,[/]h{ǶS!Jp衼/ )9q}kRmrnh_1\oFJ/gש\WVF½TҒ[r{HE)~o.ù_T"!yx!ҝ[ċHtQHڷ‘$l?,ҥ_ubtQꎢsj/"]h +]ᕖ5и7=`}Q4j:Qa[C!j=~Q1r)Ѝ󒇈)#D,zғH \6 sȦ8&Vp0/*5=l['6O~PIN. 9Vts=eݤp/8XL)ՅW#p'JZ N])ydR*U C8dC~(h杌&9Ywgr9gKJU^UϺSqʱ>H)pEeSo=?O@/*,┓܋} ۏ/"nHvcoG5ޫ7eUKTz9?/g^Un_T"Q{N7qS?p{E'pg>Hb(?t"{ܯ-3/hJlٱw_Tr읜.>]oh8wQ{u_^ġ4Ź_Tշ+Ս˙>J=i]&;dڬCs?dkj|oC"q(RERbB&%μ]GDfJ4k~8qC F @qG?ls{_291 IL*{lKFC8%WQ!,%;ϸ3ŹrL񣝚$Kr^ >sI6K\iY,C~X0#cycvd :cƘ*1-'㉱7En=i#2@KE9ɬ)1 s>Bd/\lY\HGrH|>"gGj@H|17FpaS28 ݕ|GJDNJTHĔH"rP"xP"`TĚ CmvPC-1Z(#_s_ q*E GӉ7L!eAAL7ϖ:uo $҉_ V7-' ty`q6 W_^&Jbj:RЋJvQ\*=B(#k%kTIu*VW}CRY?PvBGzkɫ,X,~lf-u[&1"at*rՅ9e`ݫb5@sxavfڿ(!BH%-C^u@&3tr6h1K$oR5;7*&c,\* z+s/-}>JZeT"2$_{hC|4N @wk8O'Z ŕc[6$tM:| RA\JBq$GBLH>Z" M`), I!:8zKQZ ᴼ]S<CҀup!"w'z}tm ّ{5^.zIΏS^<"Ck|8*pf:*ҎSTOI>=ZP?Gft@ ŎH[QH ^y}ZnT eW,Te)N3z{[H-u W/%QG%~%UeDlԐ˲,mib< _ S@Fʤ [Ѐa d߸!k-gcE)J9e9 S|d*jYbF.G)+KnJsDA ;B9T>C .!SqVl`u9GS_ >EhEַN-xD=gIE/ Rr߸79t!4@ O'"TfJ gE\e;oLCL?}!{tr#gQ?5:GP論vH~8O}$ŋpyft$2@zۑ&p7R+_L`z{CL`J3&p r(vx'!MFf`~5CbpY N[~xP\tbkTvBUn8N`"T1|fݾF8E+PFMe&SCo!+vEnv8Zu*/6*\wJyIJaF?RSUn99Yg-v [e UrrɢR#NyRNs7N)rX"W}?oK~!Dp 1k/*斸!I((GF(hEw\(2TfGvmBNJT%NXX*xB-uylDI5γ%yf G?qU m~rH_#isaUE# t2ÿc,g;G/K2F_Bu.^:)4J:Jŵ#D^T - UbOkzAR;mrE\BBorKtR2 BiCsxq ;|2{fiwYcCR:A&FS6CJιyrLG>'q?: CR>#Uc:@WCraĩp9UHTޜz$N p|I[ \q ޛNNCԽKߠ bB5;90*_~4}-A(J!e }ɾ Nl;JM!ap~/YiguH+S_+(?ЅbQb;zd .PEDq+U6Fo+u;A_&FȨBBf4 u.?%/I\A<|b,%x9B4Q]O:œJF7y/lQ ~QYa%.X{.}5v.hRCQ:wJZkXzv8J"6\:ߤ.u1siUb8qȰqk5/G~QiE*=%;ZfU+S!D PEe% Nw_(haRE%}>%"bJ2)]swS.pV8SE-<4:B/Har@_DKcAKJX~P喤jl[h{O*K$*sk!/*Q>y8,URqӅ0'5VON3KZC+XRտrבt9rhow{nm~ o\+$$@q Ǿ$vz%fnx%^*tye*-UzGvljoY@7_+FQFlo}Ʒ(0AVQP㙤Ep(P\iWqzC뱃:(z6rj #n#>[J]R(7Enޯ(z)݅A؈Q6$ѐ_g4paZc>HE HuAQAhk5Zցi=::t> Ns0A X6Ym}X167mð qFLdɢFވޒ[J!1*~M_`MTM W8V,")"=oIv<;-k_HV4?G *n djDrO/xIR'wgœ%2aKb[nL\2MϵMx7/t !j(E%ɽT#Os> ilZLHXc.1$/S,JgF֜i9%6,`SSJ]K$zS2L8ȡC U"¶" f1iS9y#"0B;z~z)Mۊѧ(N.c>%;;]UJkǷ.I9 c-):u.+5pR\% _8Nzlx0RF3ȀfT'§ToBwTBU)3=v@]~.cǼ@ICb}qrpѸ1%1HJH>ĸPpN!N%jNk92 g dQ {}Rl?#\W.OUDSbF ]WdHb`p 2,S?_F +S pX3g}~ 6G+6cb1ƭ K.@y6 ?l 4NJP0 ?@PAg jC] c.IJBa˘s[+d֍?,&1yi\BdۭW%osI>p$xWArMgт(GʅZsآ_h Q'uJ%;NdǑ9%׿/ȇ޴)G<Y.Kl횀 i yq΂:hgRǾU[wjS#׺\ܶU܅ .a@|Gl}6 _Pn8roj߂x\eS@c˔X7=6񘮛m>1el$J/=.YWVX$},6YPE"%{4zuGoq!gTZjZ5]B;[ חס3uJ}I/eT*gJTM*̵~Fs%'zx YDJiJEx3$ \G./-u"M`b:Jt9?@ЌJU{dA)*z6dmv3H3~u◩S:jGflS(wsfu)y"{ᡛ`N?8<quߥ OX蔬d^h3( hL8jqCV:{RVյU)SrJ'P[%S>ʰ(֌'S^X3t|y\kȅ^UUPٍ} 7(^`E:t t$ [1?U!?\5j:P_IЦIfc6i}m^!М#z%5cAFy_VE FCj3wt菞ɞX*6)cӛRHz@owߟٴWьLe17B7G%TbL}ŇˬS3hƒSVxGg_2B=Lf.B%jUY ɖ (N]W2eoD |Gu}Blkr1l xF= IRc~A.nTswt3*9O>mR'{Ѻj:=75Fu*+95*:XA*QrCvVU-N+!: H^җ/QIq΢74cR)!yק]8}שfc2Y8XkF"&ʕ)D; cKc$>G-yptC;[<(J|:&e9WZO\Kބ wB_. BmJZVG \ P~^^Di*';^Զ&_?qԋ%V{_䵺@05aH[GxšCqH^AȍVƾ{ N-z`G%R OW%7E(4۴~|ՠ) b?5R.ݐ1-t2R^.1xC:M{]p䩫;W,ԃob"l?!Mߧ^ꢫ!˸CLC R9`"x ^\(Ff**OUv[V첔͊l1Y/\-¬Riq$$E+N-9p0pRiXg=ZnWzQ!ǘVLRS^Ԩ0- T4ô!wZ ,pfD%TCwD=gLCM.Ps gSɸ"Ј0l7#"ڦ3)fK-żAc 2*B1+KhV&y#W$?0WBo=!պjĻ\ģYɗUK1!Xq8qvK=TP,bt_F䊒9*E\V $+J9HP"H g kD"|H&tF+tXu/0Wv@W .bLP1Ny>'4bucCMχۊ:Kz$ lW袁cŇ^qJajWP`'^,FN,!/rg GT]Hc|s (z"۽xJWL (81?@P;g,[Mo TEiՙ#ܵ# .n9"SRn3^r"_^q>È"Cb ‚JF`?G"Ϯ,NvH|\xbU@8ݐ@St> =hqGqӁoX\6)n@#&h7( uڍ! 3UK˧mf!rLb0ZUۀ: CKuT˺kg,ۦ&hI&I&cRD[(=AH~UO|]G )=!"~ &,.d<0)zR4 jbJ9zp.,#آX8  BMb֗0 Cl1>6(D%p[Ps-V] m=*TrŮ]: P6HQ0 ?ްRywuxX&:&[&&T796On=O\N͈##n9jc}fyw}44< Z삱ƗRl0یAx* ߟ~Ș"\/QSP3z9Us4ǩmi:귙>VB9J{iM@'^ŐzKW˰ҫ )veQkαdZy|5z.oVegS=hv|pJvZəxCAu O@3)٨]8uT9-#c]CuN>W)0_hQfo>#REuM}*AM6)Lo^4e֝/U %Gu~,.I Lsb֡T5 AC/Uv@]lrƴxL-C.|Pi>`C0-:ggvTCIi5)QzCX58Z%~! z>4{i YC;-h3>R{xbc=uS2]\6Tr,$|Hr4 )OYuŻ(H KgFCƃx)W 0 2pvT%·TmBgTê}ƒ'66l&|m ^ZKB6z +EXc3EԢ աd|%/f /}By<}V 7!YK5Qy4diT벃Gq4<ե·.a?Gs-Jq"zD?L'!CTL#AdHBh#AϾޜmLQշo@5tD!{/"j`̽ ݁~y*pLMݓ u0<&>&$LJJ|k6 /k>8y6}}iWl%I07ZN$lVς71+V7Sc0\牏7=<[/#uCwŲ,٦5' ˤyA}IZ(s 9'YƷN?}s}1fѠP ū0Ү*2xvT'·ToBTBUSqQ  ? A:c|JlEJv:usn̥R6煰Q4ZH#?Mc%6pNC S,"z&d"5.)rnC0-0̉d]9/)=F%=rI`U IԂz+)̇ SıkFTRm0eςmz9IF%ȘtՍ!"ȑp]/A_|BWMKtׄbmr)`ib3I}S&ѿ ~b%+M2*SK;⫺cL B]YT" WӲ:BQ-_-HtGBߤGn.b@pq΄sT :-_"U7޹$,iE[ٷ$׮J(NFŞ~ӯ 3v4M@Ԣ@0ajDDbiiZ q+/s'v৿Yk5)=%OP륐6}GTxoXq:Ce. ,mz&zSq/[+hO9HuTkH[EQH;>3ǡC]vtmjB#6tb^F|z}#2>1 x9ڊjpDk0GZ,}pR †PDZ`|e^YGneTgח%'לk~26W"cM pƲ~86BAva=Ka(>xCTr#r@OCXхj Y%GiyЭh+f"qIwpXk* bQ&b=:@:6J΢q_ǡY vzÎ=;Kq+殍$py4\}L!oʎk00GnT #Yq3у==M$ߙ}6@C;qlxݎc{8ƑHat6<L)x)'6p B^MUyA%<-^hH70Z'e(nHy189k p*68:K\;8%uyZyu4^v%`6<b\'0hwmr do?76!i3BYO2 $1%C'Bw=3B~XH{Vf"XU6PVHu'<\cE+]}"oژe"OO4o$KpY#vL\Mb8; 5վ`Q<]+_Rh!J:O gbW;)28I3 %єaJ>#qWYGR\.,pBO+Ak Uk wH|+^:+k ċIl\ ΍.}F<Ĉg"{e_$y5/nHzvlkȏ_S!řY6&VNF'޵0ПAjM[s: @5#CU4wUߧ7Ug.٥jEد7X&Ϊ-`,YVDE,Z1v8Χ.䵻;.ZD1=լ&VZdȷVq :PgNW]`\4#a~e9|)J}v9q^4-(<>Nvyg9.}0 ַ^qkEO+Oݟzs滱*J*MY2[A۫\f2ozmcIrx!=v+mƲ.-V'&^5UͤURh)dGY1tëW`8:eVQX}WV ƌqBi_K yy& wGMW%YA0+sYngDÎL_n?>$p)M9Uv"LJ`"[|#P|Q=R,$ EM`J)|7p"7K543!2 cyni8@ lz8|qN#%> 1\C7Ĺ㳴Z7ₕ:nfTA6<DŽwyD rE4Z52ďc:)Z?}=d>^smӅL&JD9xug U+o]jrG$SPP.N+>(Rpn2PLqSis5q8,GB-Ӝʍnb, ӖJtYC[d j@ui#ץʃPk/qPx"'>:9)MSu#\т6NyFOii^-1]tFrI4\6mBDDH$b RJ& L^vT{Cu$Bhy;.u6E\v^GÐE7yrV k(# 1LAw4' RdV1VFf?k:'owY]Df ?8p#| `:uxH4q ȤBb. 9qK(ǛiG*1qY&2r V o7~X VcE*cx?ت}p$ o͖vtF9Dx.I֕ϫ+-5EONbG!iYO#![3n=֧VS?>WmlJ\g:ӎ1˜|."!䛟' Ш KMp$l%1>b>|mCF! l2<ѾmnImEu?6oQ~ISYde$XO0 XD絘Cn٫P,+s|tY7Obu0w/&|$ߵVMi.%8rq|$p ]Z WG4Zl]Vǔ.X)rɺOYU+&,GN~vmr,] B7Qp3ˎ,QE`q½Ms1wӶ̑`Hqn$U? ҝqfyu} --cypfBŠJy,<ԩ}VU \$/@GA34R``JsZƁ[\t%ိ}78PU`|{18XWۤ #2JAOڊ #u*-WWE x% ^ss x qt~Ub]'ԥ>4Үl3OMyI:bjuLkLK w|vm<0dgU0 y]EB8Nj7MqKix+:}2л~:6C?0įw=u c2v=M}`j"oLIC;)%ߔr_a#~ZX+Ev[שh*>^q~1jh?~ySx3cuYѪCe "&!?w {mz*zT v]-EVt90 5xT@u }sqLK5׺YDН5EqJwz{DpT.ï:ON3eh!-O{MiYW&.|Ta~na-X/fw(Y ǥa{ gH8;}-+:n_ep Xj@"aApt!TפU8 c sVMu뮉@KUMUeMPd" <|6D#&Og5wZH!qvzD:8ґpM+mKfP!Djm Z= 8tHXtbB?rZ BWE@\'c\Ew(~,.QiaFSl^ A^cQ|OS.?C u}J6Ե,lQDގ>#8\\\8L"ZV7Y Ji!fͽ6C$ŷ G"}|̳tFQT! H5%AzdedM4Զ+o}hN6- ]KT71 /&Z05URCE8LGk8YW]S}ej9O F Q)r˟.D&d}U,yT_}d,}㜈\,zI-q\wXBS5ƎK% `/2D\We݊avhMgS:EfZM}@yLFdHA<f* C4`/Z= gH$I) zZ3Ïuo$.k,Es$ 1rTlBI2R|!@tn|agnߑڰ1=U5_ߏhrU1s3fL\<8@Zd`o"$eRel QKtC{т-d4dUM%8JZȃe`;>X ę0V.G)hNRY Vq=U Cj邭T˕]jEd.Ǻ#vv|6y}&glBv1 Y89Ȯ[Go=,Z*,ď*%:x" qUl(LmhNM\47^9^W}Cgz`]M1g<p/8g p1Uh>eav;Βi7k=t2[F~!_`M8 cLfx/5ˑz ^d*JMp$|B>P`\nԋSd+Lӟʚdhhs^3?]_)1S 711g/6p/D*AUZm/bVg uM)nKyzDnvA"r"6xuN%Oa8^֊"m 4yB:F%RJn*F."Vcec`O0~3/3s~ ]$N?vpۀ?Vze+z\\GܜقNx2LsB*Gi 3#ByYdUڑӿ? 5|qj '39"Qr47өp?V%lwK]ƛ dUfo e`s 6& $/TvPNtt`d`IlaႵ@tu,N,to@++M$ܧ k$yPIhV,/3X 9- --S[HWCV9aWbjb2_J, ,ubf=QSE~D3$pBH=ŽjE-q Ouo_d9!iqos3Df2U0@ L'l.ġkijϨզ74rr { 5Γ*X]0v -)!N1nu8H0˥&Gvߋ|Ή8O+Z]oYSu9@$8]<4+8LCJ}ÊYGjVi8&`D:_VSﭏlpjk5:G%XH/Qzp?Fh]" .(=G?-*')=ʶ ~5ğ3zmT>`}'6UlN)Mv ޶Reuc<w /302g2ƉsT;(Md/72PTOe;T0 QXe@s t M$0r- ,RrQ).78t@^dk*Y$H_2z2@ymGNpy%'-yLL>DĆ GխQ^W< B̷EV͘u8jAF$Pܼ ~bqL+p.͞kK--8~[fB9[! z%Pl\kM\KuSkSV'P)|'89VRaKV* uX.wy6& tgy,& dә>p֙۸;-᫅"XL${3 >kljw4ZAe(3Qi8\.?n+UI3y9Vl2%atHrP$#-e5Fo7qݳ8{UzF"`kQ`D :{wu1  9T1tyY>7N8 m53/~S丘IKy2>KqӰ|?0 b3"-i}`q^skZ:VLk9]ѡ7\ cE*?+l[^hwt*H4}?:ǁ28?[z>qPB.ƨ$G:7,M3`μO.e DK`ظDb.+&liSֽu ܓßgf`v| jq2~]a}e@VrF,Kg{@3T <!Z B& E{ࠤx[K->FXn?r4sSeW(.↯R"Z]tRMmS? erGqdQ(S>y J`H?^-HO4lfhTܓ@Ԣl 2i&jciCr<ݶ`CBJy$IQ5䡧!_ΜKo?C,[WrW}8C(]?`Kʧȭ+go])a毆'552D`&|)Fn08{Fəyo጖ƙODUk7ιʇa| CDLJ1)7:E$w?g|hozu~[άO\e}vS Ǒ{+H :RvEU2JW!][3ښAjӌzfx4ȦY2xY9ZAf4_lmhbeehmw9VNm={ϛ0|@腖)9_e~kvl?4CKkƧL5M_xx}eD߅~RW3*VA+ժ\'?բ M#C;%JtgDK4ZSl/ Sg?oع "H4DH vxUȿN *0!=."_ f6^PO|z4Б#G%u9kAߞljB:>*+ͼ=RQwLjߞ}lULہh-!n-SDG&b(Yj%f 3-UO WEExQfX@={A )jj7o|p߽}HY2-$5Gf$%U_}TfQj,kD4CKkƧL5M8{vWENfx{AaHY`&\@' ҫ5r\73'~T k,HAZyCq 4:0z2:X`r ӯP8!{ 0B-A5 * ͙߂ A0 :tJ (Wr/L<KZ|0( &g˯kv {ׂT-$C5m^j՘j՘EU*ӯae*Ҹ3>fsdPfB6VGQ)zS9\ݎ 7PY-rAEu2 e9\l6`CBm YL !^z:hqB̩4o(#^yF AD wD x_4)4M+f 2ơzXƪzjF[jrd\%bo½Q2Zebj(S ZS7뿅Mhvh1숔RR&6ިH[XXXۅQ,kA˞B4FFfGK&zÁX` w]YZZ{*um͠iF=Zz5]Y9{ѲAqg7*uҕFq~WEt| S#\RH /  U˗L-Z-\-ljSRujjS7%|/l^ssHz0B7V/s{\jySWjQߟؚ|kZ9ϥ}\}+ڏoRBWSV̙%geZ{loeY `G+SQ|25+S^[ endstream endobj 12 0 obj <>/ProcSet[/PDF]>>/Type/XObject/BBox[0 0 313 278]/PTEX.FileName(U:/EDP/NLM/AA/aa35270/author/Tex2PDF/fig_vs_N_2-crop.pdf)/FormType 1>>stream x+2T0BC]CK 6TH5Tp `+L endstream endobj 13 0 obj <> endobj 14 0 obj < \n This email address is being protected from spambots. You need JavaScript enabled to view it. , )/Creator(IDL Version 7.0, Mac OS X \(darwin i386 m32\))/Producer(GPL Ghostscript 8.61)/ModDate(D:20190212134358+01'00')/Title(Graphics produced by IDL)>> endobj 15 0 obj <>>>/Type/XObject/BBox[0 0 612 792]/PTEX.FileName(./fig_vs_N_2_AGN.pdf)/FormType 1>>stream x}K渮޼WQ+HO+ȓKpD9=7|xIU#:NE _A_?__WsXUz_uj__ XXR[_EX(_-bSzZ$ nh_!u̯N]MV`ͯwZTk݅[eC0`n7m}*_sD@=If55zӾˀԎ{Wu|Ӊ4[g>{߂H#H!,W_GnY!R#-,t &tٲ5qbqR! tnwC&QATN%rHR84!>sq0HstnJs,\_}>]8HgyRh_cwjjk۝ )|!%dTX_am]|@Ba V/BH%|z˿׏l͠$axT1ahMN0`'aڻ0QATN%lN9ե0pj\⫎)kPgEm#oRH(: izѨ{COKh3#$1x*2 G>ASM2HLnIk;;-T$f3q 95U" De\\Y6,OC-*6pՐclm2ϱsjk9b}}~]ef_OxlA;XBП^XCݟ~uR ;JxDzt}Z&k}Ӯ=aˆ,6'1§vig-;ꪰ^/E}ho>3.}o|aߩ.Q beT6ֲizy|F{OJh<-}9Pr`R>n"R65bmsxr#Y> HPEHatI$QiTXufޗ(AN@ 0\:լA3Tm ySɲ'g-ޝR.Q ]V"\uӮÉ'%.b(v77M`ӮY.pfm-`39\Z#4Q2nTIv(}W2.'V> EBQ *VdM+A$@T\1֘gq V6Ǯto>'[_гT@X?ekӷX6Zٶh3ubGXؠ l*M3v5Uݽ+~[!?reɲqmgYV0#AP&0\^:CQQ02umyH(t(ERôs괳^FY 'zǃ+'5j1SS<pR/4qhhf8)-;xP$|3%'(a< G A8 AI9!0M(YJ߹n}dib(Fi9ꦉtS{t .f^A5+}8x[JsHWH T{(vg%#iCF7('J )U`A\ʧ]5d ,z YNulG$FdnTLiv(}+*> ;Q C'(C26v^A#@T\1߮$ s63" msԽw k[K; 3B/ 5,@In uev#B:y  k^E,Dz%'@V($a %~Q! l|IXWHՀH¢Q XأvE[JݛH&@Ny:hIBekdKm4:"-02 sv#Qmq s/2[@)1Y"ȚHudIm}f\,2ƂF@%pN2"Z/ArxR Y+ER^и\wo lHfǽ97zJ[ +AF@~a ?,E6itPSJ%bĖN2 S?ro{O'Gf's/Ǖ:?sߖv:36z+ O=hJ =)* CP0\Y; νĶC7ɀ=qB7bFy=3je>2ЮEt݉nquOzc) " BXzIz5J"I(!z qb$^U~#sGZ$Y}<0A.]g WC8dR)B[V"gе(u~ÞK)&2ns ͛7 + 8 A "+: #N`ԞdS#ҵxh::pfh]JJˡBwmTI7 Bg^ %'`~kb'3WR;((vp/F@!&vNE!M\3D58Jw] }9ڂ|緵}v]Ħ.XK]nΙ HhiO},c7tW?|Ѝg>EwJb/zF(@Ȭ _$Sr?{VX3Sྔ=@NIxbBCE^Hď ;uoK״؏JfqTy k% iC͏6;uYwȡM"`NvNb#CwjXk;RK"AAn踉6t\?;_!:F @ ݎ&86n˴Gc53.qS@7! 12Ͷ1r:>Hx^<:=d~wtQtmdi{+%@\IT> S:c%@JnpH81kL&~(I mEo`\mOǴ^îpݫX=¡BdyX^9dO`#7 )qԏznǂ#ב p H X,,qA  ~܀e%~܈R?nB,qA  ~܀e?n2H7`ıԏ4 KK! ~ܨ z{8>`bG8j nkefkki2\0$qJfޓw¥["39$NWhwe6NiڬV1O0;]Hdu|6d * =Hw$*-J!&-!ZK(`! A@\B$(ͺT;?.U36!!u|:8sqT=WgEu$*XJ߯>FK œ$<\n使ΠyNaA `ê46ڬwP?"#79B^_նɪɨGB{ql9HkW ,\G@X.ql./tBWnLP| q M!'KU'IRu I篓xl#3p\@L($8 Ps{-%p/v˯ 9θ&;o!G:NE-c-IݷqߙHW:t*eZ6FNw(Q|вeEL2Sl\ݱ7(GQ!.Gr9ew\a/ 6*xN6Q`Qv/RD[6*OCmb_%WMKzR}_q]I b~l!]R=Y:l8D*V]|'yz\U>ZΕ!NJk-d#]]rhDtr‹!AR&aӾmHHC%i-i4wBFelhaU 2@\f 1zMrҳn:`2NT.GV.*A*mBW_Ul[ƒLw-WZw0y[:-W m9&ݐмiFvF<і?~K|R#.ŭ^qҒm XAe߯> OX7ľۉ]b5}MzNأI;l==f"@%XE VF T0jC8)zhTʄ5l|U;҉CQЈ kX92<\f q@H~|0Y' bT*#U)~\UYdb i-MN Hw@A1#Ra\uN`yu"]a:xvKjS6iK4ݴͥtb4"cv n8\b 1jھei{w$d4KQLڰ+}_u3HVeUiSX6DES;&L.Z|A8m ZA!Gm!4 KS㢏p6c8ch|xV Yٯ ίhI;{ݱ@Vh'Y;Q]eҿCL<*llsFv(%^X~2T `2T2-rUI\`dYoT@0"D̲Hem٨?6Bo}- 5a!QFWѡvmnM?Px-*@g4Ɓk\ڷu>e4jqE(&hxv}fa܃T.1|ŚV耉HhҸѬOLN WU!ƩL.]3u t1B`y | ۪Ch}(֬_V-|J&hjmE(&hXv]/:M^* BL^jH^:`>d4.Cm>z䪒v*8uTmn^omoP*$bKD QM@$bmFH^Dz@RHƚ"@Ex k\@V;'2,@VE EZGHš_:,@yL7,@2ിK kۦ-IjwI?=`+$an&,@V%VG$(.2b*" $au0K!몈j2,CE&IX8%a`+ ) wX+])_)V3,|V~Z/8XHX&iʇ&)I$ñ5ɐšX&)RX?[)Ikc5ɰšX&9Ieka5ɰlM2&I$ò5ɰšdX&VXK$5ɱtMr,_\uM2&ښXqM2,[ +Ieka5ɰtM2$_G$G5ɰlM2&9IkD] +Ieka5S(jCʯTsvApJ3*7 6Eu*(0v+NqėL ~QIKlt\A=9>M~Q>Փf>I<p%%K{]'b햆L-9ze8[Kez[DO'Cרּd}*FV. i9mAq0'˔rJ>$ 95XWr/.3ȓ_p0K+KCգrElSQ/E_Dŝϱ/qJkAJ'~Qfi[KbK_TҨ.K[6q+b/*njٷBu\^zW~QַT&OB$yU&eџrD.g&>sTQ:D ȃ*IB,zY:@WD-~P.2b߁s*x$rL $M8zAS:JSwaDY,_Ti94ވm99V8J{Hm:ůPwiV9~%15ӓpD*&/*:FTĜ[\(,E%-;xz;gp[JR!Дq?I'=IT&_TIFI6oQrAF_Ti&g7IH%pDX68Khx+c$ sD6MU¹F:9SFѥoq;Z6N_tZTdϧ ~hdݙN*E~ %-G--svWJR\v׋)DJDczu!7pp~e`YTpErq}+;.oE2Dt"VKθLW[: b#VqUVF"K@_DItTgZEުbJj%&GWUFJTk/ֽ(njMfZ~]>$e^. EcEk4r?iҺFu6-RźE%-RbjңYp+i((ZItԸMZr1BȪc9&cpURϨgi?Q~F1WSq1Zy*+O$8pΥ3O~El4b6/d+GGbJ J=`[qϪP[~QԞ(G}PMPQz$6Fd~QI[mm“I+((CZW=k?ʋ6 8e-(Hr+/dD-V)|qs+sNͰ"1T%OTiDlN+(ҸH*s'&<А|r*[P*K:%M_TI:MqqE]-!GW %_q>KSyŦש6s$iVCMN_TI1.rU~Qs"7iR F/l85OMVDs+E뫠/1_dݗeNe=84ydJ=ԹqTLgA-65_TɾnpR} E=~HpUެ˚ΒSnւrrhyޒ E{,tE0'u$je/;Tpo=%z,;%8*uv]ljEOXm|l:LzEodIs_TY*VRmVy7Aq3DB]5 JE?TK_T7ۼzTwOdQbQJ36(k_Tr=.Z ]'~=>.pQ';|yTq ܱVE_Dyk:Ft:3Q%S=vCMQvC L[k'8*q3Z's܃*e9ےgUKx/ߔ.d]j'$/ؽ3fAV8qW\iFN9Ќ8+]!+ 7 `_6i_Ta+ޱQH+ʠ , HP'M=!7f?AA'mIfJjuof I";gwעS##݉;D_X/`ј_TpUfRm,fzPs$;NP|sR|4Eptlk(9pc`Z&fMEdzjdJzXSMH"^8[o"zs )s ED8Q~Rd(%P1'vnu /Cɚ󒺍ns7E WV3F~P+tU~tKGU[VJI䊬r.g8%Mb,ʦHJؗ/*iioO"RFו|fsL!qhRJ&WzEUKJpOsre!\'Bd,Tu<K85Am i>5lnU 4=R,9Ly19ŹDIܤ?Vz_P8z,Wzex&pO[8xGxEjȐIU5!hDY <j;2UDL,^,"iΧR`O366"/@@EHV@_DIkp%Z]V~Q%XO(%p3>n*sFS.GOúI$U~풣}{P1pUfL~ʽWހs6z:^ E46pGEjIj~%&cZ.,t+v~Q-3J5lUU>]֥EJQVEG]8}/4lӵtOPQ~Q>R֞TIN |ܣEi5E8%؃'U6VQ*E ZAYDٴ4 ΣE iY@\&2"?sw@FDُfCsP+}G7 m:(\s&7^ h(=~ 2Iyt XѣJ-ѓgjp$ΦK,j۔U>oօ恣ꤲgU#ANםp,=)~Qea jPP11S"KY!-Z\_T b+5W zP婲-l"ʧ` Ng8NsM:3'0~Ui#{tWJr}ENu}X`c]:l)t nYn:S#TY'O `^VLuL,-QDžؑoO#"k)]] 5/|Z]@JpEWӭ|Jf$P'M5-S⢵&QWg]VM~i{_TI(Tȱ98*FVq&(&nL%ÍxV4܀s2kܟnRL/gJrk#@>O8n{XxѽI(;q~dK I0cz o#z%-EmC)F[ExɠPQTrv hQ&*A'~Q%宭ůMk@_DyKkzvs J+[#oJNEm rFumSЃ(oaR7 w-[ ?1^B ((B9#BC=\A6I-wYTuk*u+.UwBrQB73rM٭Y,42{xxqJeʞ$MBcbe@vl>$ qRDk= -~K},>Dr;G~Qe˶O'Tԡ%f* ֟K{~QPQM/gx͑/C3-3ƿAR/'R b"z8HӸĞxq4ߌZKMOaDT$.q#܈H\ J9 >RsIyjMU-PQj!F]푟sd hv%鑣n1PsK+&&1_V%CXi@_DԐ]F<_4PlDjwù_TR?(K ;e[d^ݎ*"Tl"Z ȩF>؆F-pLWÛ*^l }hͽ Xb={Y_A[Le3rOIm\g<^%@>DyW!2ְ?ĥlYGl`#R{ 0m۔ecTA2Hb7!b7 و> W]֏C̔7rg:`>VNY2i,!KH-u%" BDOV [\ڲ;n:Dp*4Jͽ+1^uzAՉWxyUt^{]| dYvNӮ- 8J!޲RaͽytP_f8[vVj'A! ڒB~C,Wt`Hg^-E N{ 3E ~PJ yKm]3n]m>fM!c'cB\p{!=x)3G:t!>r?'{cK&HJ [VZm_whr>w} 7^!ʫWxyUj8kRW;\Ȁ Gl5"=Jcޠ2gEǤ*` ֆ0Qӑv9O{" 6DFXCSL(6HƭCljI2(OIJLpaLrsnk''Þ@qtx^Haimn FNGFF愍AL>n/ӹwB ꞔ!Fi=ʓtɩL:S*S(fEY %g^uj q?I\zZԨ}&AUـs%JyO ;/ϴYy{f(F,[O,C=q-0!/*Ã'_r_I4Ӄ Hx :pi50iniu ,(YZE8E*%>T9c监dٳ#j zPIKKo!zIJ{瓎l/*b>wZܚ%^DJe*\A%R|!%}[(A–l>ËrŹ_TXE? կ#dRM]E 2x tǷ1CSEx!փ/*uNfX*8J6$9?.^Qyn>8J48͆$.ZWK#TfQN2dI^~y 8Jo{轖uX~\ )"{BOK$ø9Y8y8JTţsx)Uhid,:Cǣ;^bbQǹDʁfG]=wOy(t+mnU$sBH|5 1%;xkxPXS>?j܂r?ipE6Za)m[mTI#ݧqbӗvgS"f(SQ >Xd=+ok)Esz]ƎU}2/*3 g[uS6>A4ڐotusn5db(F4bK#Ϋb Nhp惮GƔcO&snRRj8 ~:zم#O"HZ N锫Oyk &?dcq~(`4NK3j *Ȋ8aX$ m||8jut19cu:t,\\s0Y%qiuQR0E%Eb< g]DrLQ =d4v&YsJ4.Nxjc1/9+N?*Uд3Br`_n3N>a]+Q6 /*蓄pڭxf^1 PɛqdL g)9~Qa^I{H 1l"LقVdcR`LQQ4%U{i*Vs{;p!t[rp]~ kOzE%̝}+TQu(6.**1{BgC^&;}iWI$[S-8 ^"8Q~QAJlSȤG3o"٩3n|2x?(Ԑidh`M]M[>/*=R/@cr%^ E{.w;ےA~ AyƝ'dF0ŏj9/y!bkHZ&,y s.,C?X a:>GQbّ1eSH`crb?{QDvIC^x#\:Sֺ"'?qILƶ|셋-4~]!ZX |pO|ș ʇS5v $>Ŀ{$\ԪL~JD>cD%x'r%*I bJȆJAHI>1%zfz%1F eK ΗP%Ȗ|:f0:!Dk}l%ο%H'~Ot[Nd:p?Hj}5QU#VJA.ځ|=*=BEJTUJeR% hԯSU43g{jzTٽCP.Ᏽ$YıXj34[%u[&1"at2rBh^`u @Js-n7,vf_!gYĖU^uMff(ol,yS(I$Q4I^%d*^Z${[UA}4dT"زJ̿ hK Vf^<՚ txD' Kr\Gx;ƃ}Q6t&t ۑD?f a3Ao{ިH?%pn3NUapŶ18U{H?ax|"RChcjCxٻ])8Ő4`28.x NX08"rwqH->;rWZ3/pKr~txDpFUxtt U-^֟+b{_?Gfp}c: bGh-(S$SEqG5)+x؇@Պt\XU\/xEȘH[uqQ H-c຅hh&}@EܰGtb۷P_; g`RU_Y_#dF2Ţ@MSG~O|<)|u"i, řrqF2{( ~ɽGÈ[[Y&jE L-ss|h%aNʳM:IR"CIwAtfaFXKJGgPL[`\FXսOI\po4vS_ 吤DgxY$a24cD]Qd$.ڍ.EJ"+p iirȝZbeBoTEOKT-eŮS}.[\rXohQm!u,xy]>sRc3ky{ezρT!@Z99L?V}ФV18i!+U#s /+kn""UjB۸rc~Fvu2"Ahr—-!RYB+RRNş E z4 ?o|)EXY7+@)Z0@NTeVrsJ)j]21) |ȓHoQi_^UzWwK_^"XLگMjVL(ҲC ˪5 +Qe/K;KIBu^]SzR(1GkSRv!#S:<W(rtT#qǠ[$2 f·59d*PfQD6x'S\vwJD'f_D݇Kjֺt24Af_#h>X= ҕ*:^*bNVSCϋ_GXPG.m烬xs S_Gx?-E}]Of9IS=ZήFyȮF!]d RFp@͎F**Fy`޻W-V j8Uj8/̔m%D "VT {>PnIVv-H|#݈|؎B#P=[~xe)m}[WvʹQ!CLJ'fo {fD H)B.rߨ{mJNYdS]m5݈ %l{gugWzJh3X^gJ)P}oTi?cˈrو˲,mF4]; MV *5B,% 灀a d8c5R喳DZ(Ek,gxŇKb]Pd1s"Un8%},*|w,(T>C .!:q -(t.|TهV$l}R-5决Qrie~4s2O!7me>@r7U8啑"#2L1rʕM-%\ jgi4K H|BǬ/Koy)mncEV;k)pXѲ Q%/ R#,U c$\Cq-y$e!"~)I6rH)isae0GFPo˙L'"@bߒ1R HuO+Pt4V'&<- UbOk~?AR;mrEPHInN ]N! |Mo: `> 'К,dž$1t\t D?L80 t΍sI46sR?xTZ̻jl(U(,8."NM%q\(K"œ$JhrƁ{o: 3[QNY~(L]: Y!>ٕʗ<_KFJ$ ܟG[m||vbQj ]Ta aiR3p@T8E6|)qĦRц}J]uEB[a4ws)Q-IC8$HCEĤᜪ4DxTsVX vI/:N.%#8/###dr@49* %>p,>āF'IGq:[ҝeaDdP :Ja1@O~҃Td'/A]7qLK^D]DP$ң+MJ匂 o.k(>/ b$$f(2\?Φ Z( ?iąa7 QkT>YBp w' ^b%nD;UX# TA:@>t!{Rp,C -K5V)(4Q.ǧTxR5~#Eza?9A/*K kBkq8GW@_DpB'<kXE;Ӫ8J"6\:$.u1s4Ua!2-u\|{ PŹ_TȈURG^teVy!Rp|+ZuPcAa>ѻeRt1%/)sw.pVH\hZ< upp/ܥTХe)KSw?rKH5T4PI%W*/NB8(2'/;F]5E%J0.%1¤rq)T)n4ID -U?G!?3P&2XRֿrבt9reow޽~[BgUPU -IN0\r̭8NxJ^:yeJ-Y@c޵Uzs[{_+FI \h[8$-Jۣ@rVӮqtPˡAO:(z?6zq@\}mdѡh#*(7Enޯ(zG!Szjh:NsTP*o/9ZA$ENv"TCx)OM\XoRedH>Ѱ cmH!?Ϊir…iշ A( 4Zz-@^,ςLPlMVDVD6aX8bh,4B z#zK~oݗԚ+bT\ չ82AS* *YmJ?H:0.D_Oq#yD))e=H+wABeV@.D$ QMԗRrw sȄ-m1qP4=7QM/No>_ACq*R{;>u\:NڛCc~}Ն4 6Zoh6`#F.5HP"Cȳ%#c7qdc#C33WHEXl hT]|:T2Uls /`$ H$OP OGg0a>ur9){cl~=(Í)ȓuU{LI_ o)+CfE_Y2{izj BAPN"D=r֐CQTՅoQNݩzY)NMQO +q8Md*JԺhڬ*ar]q| esʭRo%EZ)L\gl.G)2}.pӱJG`L8޿8TU fzV$CVKМR]^`I3p-Qvp\B`bG74k#[$YW;?S3nNN۵d o[/~*Sq% T`޵^+?C%>D Fq]WZfzR7Yoif_qT%#8$R..Yp6LR̵f$AOR!JOjSVu _W Ȑ(ғ1lMYn"WxRVg,dv(<[ml[m]1CAbԠ bd:xF E4`C;P-(GJ|AOuh Gues1A^rK-n~#uj:d0uJ@u0Dy%!z˱M\9Ɛ"glTٲKYx|B^u賥Z WP*Cv)2sǷZCk3#m:QDCUF?TQE لA q.-A?5X?d*)MjlS*6dnB^YGᒚa p0hE'}63LGucIf f cVLo*%ݝ?t))eW=);Xp\lIG_J;1VK6.dW8@~!? a7 <LwZҼjl^Sf`Qs; }IFPF 4'tuaty!޷)׻X2:SOxH̰6~c4)347d55+o{WJrvL|Rg?h:}.SRIkY=rK ..[mu#OULfDi"86SpTeFN=(wګUړ/x2#Rpq$= 2Z;E ڗJje9`Y|+O+S*\KU0n @^aڐy< 82ܱQ)h}莨WuRtUM..: &\-.<ݦݑ>mڑ]p'rS6%#,:Lgm? YDBn D+MGH!c49'T'rh8=OC^EA`}|_:i<[7 I6g[1Z6 98Sj;v;|5uD:ʧir!%[Q֑:]t*ڀ:KuT˺kg,ۦ&tMMǤD;J+;7TX.U u*ϐH!.h`' L.JȖ!8]v B +2-rZĺԶ3:t]r&߯ZZR.ܯ`nšu&Ll4"PZJş ԡy̗0PwCȊ;蚮lmH[QfF)]y;_vo1稒\K:_tHΕ(24əSơVˊR|F3)M9Ԩ.S"[+e2ҡlؚC$Ho[R\A3ּԨ 84#|  }:[PTܔ٤c oIaRyc#8Ź72nR0g̚I A-KsusBPrkBSݱϭ{w,sC75ͻkB.Z.8BvI9߂0gSXZ)EU[#+G gNj1Rqg-e,Uv0Ŵ)rk{θ:K{LLS d pWݒǩ˕ 98s1Lbxp0(F' }VtTMwUeМ&g6>i'"̇!D\m /ѳ߱_-Q1KfkzTh>/%dP`Ki* 2\ cЈC凮![ǐe(!OWYy/;a9 խkb8+A!Nf+E8лoE{%+3EtJbM5U8Ͳ T;uu ^`!{3)wYuR=UMM8&@&c46 *W$);]!kΡs9+SрʈsʉB*\r1 A"WHH!sk4-P2eҐ\=NwX,0/&w"b+RU(~+E[dK%EKD׊&=|]bbZp-SP8D)^&dVx( <*Mx[NI,1dM SvQj]ezw{QYi9"T&DГB obۘXM>>Ln> @M8jm0El(۔`/IJή@MJӨ Ap0ފIgU(qcziPLMn6L6MLy&3r1R npq,’kI)E H"zo4'T 1(p.)=lz;ĥB,qh8n@Y:l9*8[+ _"/5wz#&Ր%9-RD~]|{wS6^uc"c58? Eԓ鋭<2|3rmq}K.$ԭqSy1"H)a F:4_RޘRYMܱʩ|hLM|64rT&1dnՏ\@ Z8+K"A % -IŐΤ} {Iyz5uy% U_Ϗkmtr pbHplЙ!Kwߝ]): _ q 2V6S ǐ0h *4;Yj;۾U-UcUeB*51~簘WaTƇgEqdXQRh!{3)S)u7ƴi FdSkņ O(dWR.|h0ےjyʾ(`JO]AT8ð5k+, YBRj咕[2:Q,t}#Υ 8 @÷)T }E19SEqwqa|)Lr\zM|U>C_pKkZo¥9dC"Fkd(cB@&ơBuπ1@/·/>о440%\p!dQȳ EN0BNŊ.\~ߧ^eݳCzCa0!JHpAUH͐/-^H\gU;NY'FJPp;jO0' "SVd%JF˩ʜ=b ƀ )[!kGOi)`%VUch.幨GRdw,}=NuSPuԡt 7`2^YM+SOcT؄cZnҳ`b'1>A\) >G#-,bx=HMv88BgL5YDI7'J jOjg+ɩ`fr|Q x[Sn@ˤ^ٝu .I:lT CjxoqU7Ij1URG9ˆPW= B:lU #EwI2Wx_Xq63`C;Ћ)N+t:lAMsUd DV<@IJ֏\׍.u$b%@yK|sUU#ŅY')B1JI3(C/1'T'Wӣs+PB ZJ3x<QNR \+~K7b2uJSK Dީ*^OE(ģF (}ԒfBěXYg wZ܊T5KbH-갽 ݋Qo3AY0GF;#%Z}}9;PNg" w$pDq٧W纬E\S^z=QOz3qsEs( .[QU&󪯀!XU5aUGg~[%Y'LKy#:5u"aL!` 0N;2p(dؚiH2:q.6vѰ~g.pУVg{]x3ʇ $>^B~ձ~ 0hE4't n)Rg\5مBYcY&;o(r{x,\P= P4f+V WK-d#m1!^Y:Fp   ^ҁ-R-)/ B]Нz&c hw pw ) I̕F Y.5B3TSjJݱzde W*2a뤗pfB+9KئW-J\8إWbG BaQd3 І3K7~͡ݮEB٦ A4OOxE|tی%]E'w1Rᚣ.; Xfp }K&t 0Pܯs\plax( URkh+TIDN!YNZeHP%MDhϖ&xє1Hb8 T}N6p?yIXmF.T !8)I·<` };Ef ?0a Ȑ L؉S y8v ߢH˒}.SmcL S)U*ʛ(C$ r.Cwku3 `Խ jF5{Z\:.x z Wv6Ա:DS8~j[A#O{B!_gSG-0d^`)8?z۫@h#]?~W@EOv =2_|{ ^`ӅTc(1՟<̫%L ,z;_mN ݯRrhoqjP7e3?jl{2Ϸ[t% EM,mB ܷo Ɛ_"T6OomXy~j",{MN8>:G %yh]8uFEGxN1C!5)lER Q޿S\mȑr NSQBr"ǡWjУ𩃓+8z,݌Z_1Q ;.=x)fu"*k3E\ٗfP qO#5k9tY*r 7THVka(XWM0 uh} ݁NC+MWc*x1L6OlsSU\i}䚜ܑC+j P<4{-=yQrYj%32-#2Hʖb 1dBiZJ$q8+u4buuDN;S>n5a;[ cԙ+("wAxDi ,_qBku÷u_!Z,uܫ :DQe8<{>2ɪ{QGuH JːX h;~{p b|\a@1D`*FUgJ= t4-+#g,A?mA=7 búb zvƃ'A,Ycc6:MK7+R;"!.2"Hrl%`BcFd6tš{L>M9"c)vQI>uT-Hc8Pɛa:HkA,|dKMsͯT\YLjH+O&ӷ$hvNǠ 'nc$U*vfPP)z)*NCjJ:N%,s! t[$o; iYG53< X*q>{*'G݈GO@g;@ Ge#:~ǃث~vgZ+Ce]P,{w|T">=OX_lXUJpదP!fMjZH?x>ˡ0&Cv@C>_#xJbNOЋ~ ;%]5Ԯ {*45T-QLSRP1e7]vb C)|S 19n1CΘ}x2ݥs 2]o[fJVa8UC2PbsYIrƔ>0Q~屳j?Ϟk]24 ɶ0o]u@87#]Qu=G,M3ʇ $Kq )?7XOѪ*0bG(J+QoDtKKĔtT|Kt]i?c۾.)uTZ|>y29 qs;fΣJ:^8 W*Wpa윍e 592g#Ǫ6@KUѳMY&[u4‰b~ -j> ۋq "<yn>8h2ZJ:'rt.7[[&;] a܎rg S},{7$j@64*1b^M0Uq @M#9|WuǍӃ#D&凐cq\RS8S yփ`&ǡg\|^"xJ Riw9 }ȑ--ۚ[3˾z4ɨr""&.7b=Y5 ‚&t4}} auj ӨiӤҒ&I<؊B!L@q~!)XBHnQlj!ͯ bU!~Ij Am&^(DmJTtac0úr3n'W#hp~E錬\'-NsI{={[""0q5Jq $Q{+ :>G8$=\;5qnN f[koOcg.CVZ<IẄYٌ|Jÿ-\w5xN]OptA&Pa<ِB$e0&e–0ȻgJ:PeB'h -6lvacrX6U]"es My]#ox赈ޭkYv|TY7ˊ[Ϻ>TmMSu_՟7RU{mMLzV So_1W&n-3v.'tI:8 ŭXAԢ|!2w'BYFu%7kOP:_^h-p2~476TO51K_j; Wi{99Dv0"E}KqYW٪wR!&j>UYg 'L_x;}-V7lXPҪ#Q\I#ۧA'7[ILo^7n6@D 5)רNV.M{N XfT@ SVX( #=c m'u֫g9Y(Z$dv&3tOeu,F h?P۸P;mᫍ"|LPWO:@. *y eTG+#[]GM&ꣂ\*Cy\dH0@]̌@t^%|",7GG~jjW;ΚydVp3#U2Uw>ƺ^QN!G 9̍WxFPX~Ҏ?[]nhh@c hzՉU!!11b0 'ol .Y '直4(?hN1g"P1"mbF'|lr*\H#B()"k5]N+cf)kypj}5 {w>ԭOUmlU3Pma9㯌9Ս_x,e:O,p:o${;εMiBO}7~jD/+J/4ͬVvBi'ٿ!=/Ir߀Ly֧']rіyS DH vUΙj) T0a(vHD?Lc{AV`'m_ws`R>#i1y3U4˰3=C>>֯F #GB)^FihD5 b0=B\+᪵PCj6PxB!f95̀Fr~ Vͱ <f^׿՜Y=(wonпQO>pD6βF38Z8Ǐ;`;]{t fx'mW2.3G@؁bCp$0O?3ֆWH@RITc /L~~Bl~a3F j0T@+7ZK A0 :tJ (W r &$?ٮeq3jOU񚓪KW c SRe@4Re^pA-0*#H:eSv+\TRߐek9ji!H, pɀ-"NgyU!2 xc 1һNO0S UA2e2j|448ҜW)VoNAqZ>7IӈX௚MlP`q|.]241(SCZ!.\-)zw]f_z|)O s@zZ=TJ.OՈw#-cxѻiO$T՜> mR,rrPReM+ULjs_'6 ͺfcpg# #30LZٙN{X5Tw.0FnȨLFdskQ_UP/fx&JIn=TAd ߊ[aZ Ts_f}sP "dEt'a!Ϩeٺ 2s{Hݙ6Oqa,y3FGY@<+ĶUݫD3Q.EǢ}r;N z*z,ѯ* qR@7:?, ǪVyU~y,Ӝ dj$}5>F~5c 0<*;ۢw0>^h ̋ŨV|ޅygI5JS'>cP:0I.+bHژ*3{C赨>MUi6_TU.u>Ryam!u$o۫kWeX Wo;|OV/gUQW:1Ey֗8r{`ʵT!K) Њ9E_'Sy]L x6vc]0KxQtJ5A_c훺v.Pook1y Xhb#U1>a7ئKAQR e;F2L}$g&~91-#܆=s=:ь Ż>NаO1lψ*C>C/7gakukC#|۾hזn4tXaea3mACŎ#9ؤuf%-d)*Y=JCwߪ-eهO0I^}2]6~vY krVY֟9' kZcZ M <Zثuc3|b΢pCAa%c+9XTLURm}C&(n\m"78>%rmh-Eir\"Y (b],xmrCemIbW5ބ ,7WQL(fŸ<<3z3\'lM@ iHb,lj!dJ+8˶5A3Cg6j4 ,~}|Sv^Q ::FCdhD p~u,cWU.9*`R}x 1q_EYi-NcK W`- ݱj4. ηv͈G"~,̓MRN1vZt0K\xsp_Xvׅķ;ʠ"]NQpQ#vOC襨4MI)J.6mCq맧zGZ+9];*s"ewe @鯺pQ]gz[S5ŀ};8bͻ-YjY:_7~GF`i6^s%1 hL7o.g{A˼#Z(!ix&|V ! ]M-qXznc֣] M=Blz}xnҞmirYMp^D4 *Hv n~\En/\g{J΂KoUQsV]GAl9"ǎ:՟T&twUed_⌥U͜5a y1u$GEۣK gN3nz^FO;͕Cm|rTQUaol_!UU`I#7_.&D>RՉɹ%Cw?:v$O#K&ng]8d4@ n@5l-3Uy: 0Զ:Ųp6UVo%dGհ^;G38 D%ZhA8я{U־PhV<#OhO>@mAjMu>BGKB]\(;QbDbCGY \T3 @'=i*j+=m/=2uȷ_ BXUT _$v<*Hp+ <%d'm?kuNy3h69/#V^[!"I]Y{FXU}[}f5{.U1@`=ܺqxDyy3=/ius|0{ƘH}d2[L&|p7r<nRq<@7HU'{ov"CN0/M]?IJ?s0XDl>]艫g|KWs}O3[qa:q;C ͔a_3fh)iȡnt Oi֨BG.'$mo>Xkm/ endstream endobj 16 0 obj <>/ProcSet[/PDF]>>/Type/XObject/BBox[0 0 290 295]/PTEX.FileName(U:/EDP/NLM/AA/aa35270/author/Tex2PDF/fig_vs_N_2_AGN-crop.pdf)/FormType 1>>stream x+2T0BC]#]CC\.}\C|@._H endstream endobj 1 0 obj <> endobj 2 0 obj <>stream 2019-05-21T11:06:27+05:30 2019-05-21T11:06:17+05:30 2019-05-21T11:06:27+05:30 LaTeX with hyperref package application/pdf uuid:132c042f-e7e6-47f5-ae7b-00c6ddd508b9 uuid:750df8b8-d355-4edf-98c6-e85242f09591 pdfTeX-1.40.14 endstream endobj 3 0 obj <> endobj xref 0 4 0000000000 65535 f 0000080543 00000 n 0000080594 00000 n 0000084020 00000 n trailer <> startxref 116 %%EOF

Current usage metrics show cumulative count of Article Views (full-text article views including HTML views, PDF and ePub downloads, according to the available data) and Abstracts Views on Vision4Press platform.

Data correspond to usage on the plateform after 2015. The current usage metrics is available 48-96 hours after online publication and is updated daily on week days.

Initial download of the metrics may take a while.