EDP Sciences logo
Subscriber Authentication Point
Search
Menu
Home All issues Volume 627 (July 2019) A&A, 627 (2019) A131 Full HTML
Open Access
%PDF-1.6 % 7 0 obj <> endobj xref 7 69 0000000016 00000 n 0000001917 00000 n 0000001992 00000 n 0000002113 00000 n 0000002552 00000 n 0000002692 00000 n 0000002830 00000 n 0000002967 00000 n 0000003106 00000 n 0000003246 00000 n 0000003384 00000 n 0000003523 00000 n 0000003662 00000 n 0000003802 00000 n 0000003937 00000 n 0000004081 00000 n 0000004224 00000 n 0000004368 00000 n 0000004501 00000 n 0000004647 00000 n 0000004793 00000 n 0000004935 00000 n 0000005078 00000 n 0000005221 00000 n 0000005364 00000 n 0000005499 00000 n 0000005645 00000 n 0000005791 00000 n 0000005930 00000 n 0000006069 00000 n 0000006207 00000 n 0000006347 00000 n 0000006493 00000 n 0000006639 00000 n 0000006767 00000 n 0000006891 00000 n 0000006958 00000 n 0000007032 00000 n 0000007184 00000 n 0000007255 00000 n 0000007408 00000 n 0000007700 00000 n 0000007753 00000 n 0000007822 00000 n 0000007909 00000 n 0000008316 00000 n 0000008609 00000 n 0000008901 00000 n 0000008954 00000 n 0000009023 00000 n 0000009110 00000 n 0000009524 00000 n 0000009815 00000 n 0000009969 00000 n 0000014032 00000 n 0000014242 00000 n 0000014649 00000 n 0000015041 00000 n 0000015322 00000 n 0000015370 00000 n 0000015439 00000 n 0000015717 00000 n 0000015765 00000 n 0000015834 00000 n 0000015989 00000 n 0000016284 00000 n 0000016337 00000 n 0000016406 00000 n 0000001676 00000 n trailer <<508B497217399143B9BC6DD601CA9A55>]>> startxref 0 %%EOF 75 0 obj <>stream xb``pb``β   <,YDNd8C<C(BxIl ѬX,d0d;2|2|f[K1]%(_c@6+c|d020x~ pQ6YÀ! endstream endobj 8 0 obj <> endobj 9 0 obj <>/Encoding<>>>>> endobj 10 0 obj <>/ProcSet[/PDF/Text/ImageB/ImageC/ImageI]>>/Type/Page>> endobj 11 0 obj <>/C[1 0 0]/H/I/Border[0 0 0]/Type/Annot>> endobj 12 0 obj <>/C[1 0 0]/H/I/Border[0 0 0]/Type/Annot>> endobj 13 0 obj <>/C[1 0 0]/H/I/Border[0 0 0]/Type/Annot>> endobj 14 0 obj <>/C[1 0 0]/H/I/Border[0 0 0]/Type/Annot>> endobj 15 0 obj <>/C[1 0 0]/H/I/Border[0 0 0]/Type/Annot>> endobj 16 0 obj <>/C[1 0 0]/H/I/Border[0 0 0]/Type/Annot>> endobj 17 0 obj <>/C[1 0 0]/H/I/Border[0 0 0]/Type/Annot>> endobj 18 0 obj <>/C[1 0 0]/H/I/Border[0 0 0]/Type/Annot>> endobj 19 0 obj <>/C[1 0 0]/H/I/Border[0 0 0]/Type/Annot>> endobj 20 0 obj <>/C[1 0 0]/H/I/Border[0 0 0]/Type/Annot>> endobj 21 0 obj <>/C[0 1 0]/H/I/Border[0 0 0]/Type/Annot>> endobj 22 0 obj <>/C[0 1 0]/H/I/Border[0 0 0]/Type/Annot>> endobj 23 0 obj <>/C[0 1 0]/H/I/Border[0 0 0]/Type/Annot>> endobj 24 0 obj <>/C[1 0 0]/H/I/Border[0 0 0]/Type/Annot>> endobj 25 0 obj <>/C[0 1 0]/H/I/Border[0 0 0]/Type/Annot>> endobj 26 0 obj <>/C[0 1 0]/H/I/Border[0 0 0]/Type/Annot>> endobj 27 0 obj <>/C[0 1 0]/H/I/Border[0 0 0]/Type/Annot>> endobj 28 0 obj <>/C[0 1 0]/H/I/Border[0 0 0]/Type/Annot>> endobj 29 0 obj <>/C[0 1 0]/H/I/Border[0 0 0]/Type/Annot>> endobj 30 0 obj <>/C[0 1 0]/H/I/Border[0 0 0]/Type/Annot>> endobj 31 0 obj <>/C[1 0 0]/H/I/Border[0 0 0]/Type/Annot>> endobj 32 0 obj <>/C[1 0 0]/H/I/Border[0 0 0]/Type/Annot>> endobj 33 0 obj <>/C[1 0 0]/H/I/Border[0 0 0]/Type/Annot>> endobj 34 0 obj <>/C[1 0 0]/H/I/Border[0 0 0]/Type/Annot>> endobj 35 0 obj <>/C[1 0 0]/H/I/Border[0 0 0]/Type/Annot>> endobj 36 0 obj <>/C[1 0 0]/H/I/Border[0 0 0]/Type/Annot>> endobj 37 0 obj <>/C[1 0 0]/H/I/Border[0 0 0]/Type/Annot>> endobj 38 0 obj <>/C[0 1 0]/H/I/Border[0 0 0]/Type/Annot>> endobj 39 0 obj <>/C[0 1 0]/H/I/Border[0 0 0]/Type/Annot>> endobj 40 0 obj <>stream H*2PHbw.=3scS M L,Ls=s\ H endstream endobj 41 0 obj <> endobj 42 0 obj <> endobj 43 0 obj <> endobj 44 0 obj <> endobj 45 0 obj <> endobj 46 0 obj <> endobj 47 0 obj <>/Resources<>/ExtGState<>>>>>/Type/XObject/BBox[381.233 89.7039 730.1 379.165]/FormType 1>>stream xO4PH/V/06V($P endstream endobj 48 0 obj <> endobj 49 0 obj <> endobj 50 0 obj <>/ExtGState<>/s28 49 0 R>>>> endobj 51 0 obj <>stream xmQj0 +X; =l{PRRBȡ_#f4)*RH+ӘJAV,ZFQ$܄H3%{t!:1m#JZgD&*lxJتJ(K5v.W %{],{9]aXǂr !apxK 6~;{'v-|>4uŘSVRkq*V*lpmg |ck5YCĔ!q Ͼ{ endstream endobj 52 0 obj <>/Resources<>/ExtGState<>>>>>/Type/XObject/BBox[159 59.8998 305 196.9]>>stream x+2T0Bkgh``d˥h^_ah endstream endobj 53 0 obj <>/Resources<>/ExtGState<>>>>>/Type/XObject/BBox[452.008 122.639 656.8 349.935]/FormType 1>>stream xO4PH/V/06W(%T endstream endobj 54 0 obj <> endobj 55 0 obj <> endobj 56 0 obj <>/ExtGState<>/s32 55 0 R>>>> endobj 57 0 obj <>stream xmQJ@WlAz $B߷G !ݕmNIЧ)e@|B$f"SQ}jUB O7u"&rPҀzFp v{/GCj8H !X%%l:- |e/x/{{?+;؀O*c7tD!p6G(f?G7M!0 FM3:0\6=!ݞlW6Q} endstream endobj 58 0 obj <>/Resources<>/ExtGState<>>>>>/Type/XObject/BBox[205 224.9 304 318.9]>>stream x+2T0Bkgh``d˥h^_ah endstream endobj 59 0 obj <> endobj 60 0 obj <>stream xW[מ-= Ae\{vmX4(vXQ)RXbL5h4PbOB E#{/~<{fg9=s ͂`@>m`0 `?5{-Cj[̯3R>oUpukpn'\@FNhֲW6D 01Wf^ME.mJm[mެzPQBkag B5&L7-tlmYN5z|.a!.|nBoO#]u\ BKE+|*x Up Bu/ ;+*Ɔ~UՆ O5Ǝ c1xbr70|z #[=4WyE@ϼ}6%}-:Z쩯&,C_1EsT>N5MUo˷Y1TNQ]UҞ -$_]K)2G.*SyNfq)LW:L2{%\AZ/&X$8{_8G5&BwKok'I7_vw[nFG>U#jay}0G:'ݩ$7H#J:7 @<ĿRcyS՝rkuKZKcGݠrT;N;[Vhw<}SƪC%ho,Qw7ǖ>bc wɴr8DtCq(Aex]dQɞj?jnz<2XѪi՜,T*1kD%qR^)ND'/H1-)aHfZ}~UMT/%-]uy(vSP{*<[WLխRP:(o*]u g,kesYWmnUR&$ +++ֺq5Τ8Kb]0a0BF A(}Ï"(a0Wb?_xaPX$,Ke",V+U !W M ކ ; ; FXh1V1V5V3V7F+q1ָјjL377?7n3n7042L`r5U34MLMxRS)۔onibk^e^m>f>n>a>i>oe.2T0XNN9=E XCc`q!{G1?'+b){ƞ%^Jk7{&0@g\TJ 2T TP C C jC >Ap14 A3h^Z7B;hc:B'_ ]+?t) zC 3   C`( 0a$( c`,0&B0L04!0f,0 s`.DC ̃ q `!,Ű2P`9 VHDHdX ) 6 6;`'ݰBd>p7p18'$p98Yp"\o2\{ ȁ\ȃ| 6܁ P7!<;"( x   J5 oP@фftB"J VX ]Qh*Xau5~VamuG7l=6&=#l [`KV`[l~`G>苝 vE?n?{ao}~q@qa8G` q q8'D I8T1gL1phy8c1q.ER\ .Wj\ Ik1z܀107f܂[s܆q]^L܇_xaQ<SxY<1 /`6^K-^+~W9y?u7;xŸ >GBXs|/__a ƿ d #LN$# $"r T*+T,TR5N5&բJ6Mu.գF ȝ5Ԅ'}Dͨ9yQ jIԊZSjK=uHȇ|3uGԍӧԃzR/M}/Ϩ? Hh0 4 Dh44H4&Jh: I(("h6ER͡M14S,Q<-ZJH崂V*ZMk()i-:ZOh#R&"֯KHJJp MUrT/QK )84bԭbͻvn Ib8 .!"q3k;xܬYZHC(:-<[F0^OMkG;Rs@QzzGռ*K[ .q;V6j+<]Ph1-6*Jѫ/ZN#LJ_ͤ/uW@kUj|^TeeYғI8D6Azpwy-[.;}xW[bxs"QQJ|03U=l[ٓyjEZs^԰{%©l-|xZ)>'\Yqab6̤b:ЪkGK.R/]hd߰^&(F?)ABbS&[9y_8kݢLZG9-\S9ޯi_x+sJμ$}IWT_p'[rz+YrÜl2MDqO#N<=;?=k]kQ.ecKzV,x6n(!Km3qMʚ?B}{&i9p0'f ?:Z>vH[Qʴa ߦ)e$m@ ^R&ߺx2@FܲSN&7p(RQC.s'܅O6unW^]wo?Kc%iU@YrJ٩uVx@םĥ֎ʐ~ ]yoɣaǏnoJRRʺ1+C{X?/&9>Ֆ4?:͉)bl?!JXoa*[FvۢߗX.>iU*mJ[zTֲU~I᝵-nRݛ:pŜ)ZU#&~~u1& S>{7/{ߕ5ɇ_vS`mLr}éAWgNM9]q*KE;i^> endobj 62 0 obj <>stream x]n0 y C@T !M݅>4"zU'%qSҹq#̺Lepġ3J= ^d1ߖY4 dpYg3I@ ]`}yyrѶ`t&,;uǰ?#i}`Iz6AcE-4ֶwVH9[}hd]<Ѩ"q4a6sEHy$瑴\yhb]))*ٿ\1W*R-y,HyG&_'WM}KIH#Ib+֦HbmofǓF Mdtx;~_PC endstream endobj 63 0 obj <> endobj 64 0 obj <>/Resources<>>>>>/Type/XObject/BBox[159 59.8998 305 196.9]>>stream x3P0¢tDb.CSKSK= KKs C3CcsT4.e  endstream endobj 65 0 obj <> endobj 66 0 obj <> endobj 67 0 obj <>/Resources<>>>>>/Type/XObject/BBox[205 224.9 304 318.9]>>stream x3P0¢tDb.#S##= KKs KKKT4. endstream endobj 68 0 obj <> endobj 69 0 obj <> endobj 70 0 obj <> endobj 71 0 obj <>/Resources<>/ExtGState<>>>>>/Type/XObject/BBox[1919.29 -459.654 2195.81 18.7738]/FormType 1>>stream xO4PH/V/02T($M endstream endobj 72 0 obj <> endobj 73 0 obj <> endobj 74 0 obj <>/Shading<>/Font<>/ExtGState<>/s5 66 0 R/s7 69 0 R/s11 73 0 R>>>>/Type/XObject/BBox[0 0 378.286 429.9]/PTEX.FileName(./figures/disc_structure.pdf)/FormType 1>>stream xXnGWԑ>L2}5 =>MMR7"{-QbmXVTeeeD>GwOv~1M5ߧ[w۫A$!JIcKRWcMpystW7ۋ?|&\v?{׫nM6j*ic1Zy{㻧+lƬYM>: *_ۏIs* +cEBsX s.~#>$PChUH>U|0 n5Ƭ3j%M|ѥ8`t]IJ1)[֐37S ڝk2+ iL-wXHob%nw:<6z,o"2u"ҥ-] pAΗ:d "BR2B ,v6bMNa`~*NkuL PQX Q8p #Mt=.2ÿdž5&vkT_CxS+[,Pcg\xaXn!(<:L/>IX# .q.e<^) 3*b *cΨ/#/5" lT5P\i (R&MQYAҀxāT3ɲ%q nlM83?Edb#]+)Q'-wB5 %Qp`SA WPf"`TDsqQz¬Gz 7hL=k4{ϰߧR`?;l I1A8E(t@Љ p>W8pGL̗+bb%tZ%Ǿ8~zBvPaØ3Hgk|@rA7d6KBzr:Fտʌ h(Kzق!RӖ⽵GzMiLf'Xfm'["a# -=bqc.!pHZ|ϊaC5׈څ-M|Xga##.UjsFq\- g͢ Z˾:Ɓsgf/3(…gmSg#M@ހ!9ܬDhd7ן5ҏYL=.΂+E>w!Nd!cY{_/b7?Iݔq>|-wA]g!`$48[El Oqz rBP3'Wz8+O8Y4FrIpn\KHZ&V1&LVOGלMlnb{wN0d$a=>rx}ן_NYK{1xc6S6#a(g'(EqZw6qOق5ֳl9!ݍYXêj_&'7/A"]{]/kUx('>PNJ}W~C#5V泉P6߻8B8-,V(׼n~Xtm=]k?smއO|hz_ڏB endstream endobj 1 0 obj <> endobj 2 0 obj <> endobj 3 0 obj <> endobj 4 0 obj <> endobj 5 0 obj <>stream 2019-03-26T10:05:22+05:30 2019-03-26T10:05:08+05:30 2019-03-26T10:05:22+05:30 LaTeX with hyperref package application/pdf uuid:77982a67-21f6-45a2-b5a4-766cc7df6ddd uuid:a7e83818-55ad-402f-8512-bf52e86d75de pdfTeX-1.40.14 endstream endobj 6 0 obj <> endobj xref 0 7 0000000000 65535 f 0000019173 00000 n 0000020364 00000 n 0000020452 00000 n 0000020528 00000 n 0000020580 00000 n 0000024006 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.