"+PW&CuPmL<1%OrUSPCkXCq'.Ec5o`^3m-S7O &][email protected] ([email protected]+"lBt":$bsl(odR$=Lk&h?giW)ic*!J-9\%4Pplgo:TS2Q;`Y; CR(j/drReW#tgu6_f&>.47*ig:+AAHLW5_G:A;O6s.sW:/GO>7CSL+c&r5N%[C4ld 2K+5c=!k,UV8AthPKVD`eO(h\Th7C. The Cosmic Microwave Background After these lectures, you should be able to: ... • Explain the position of the first acoustic peak in the CMB in terms of the Hubble length at recombination and the geometry of the Universe ... 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[2f (/IJ]#>"qKL.,A5]I&Jh?%Ys,oIJN[8N>Xg"XH.ENE"(4WJc \#jdCr57AS\lu-%P/s4`]s=C3NVnLOIDd654r[g,NrG2hqE!XZ%W]SVD&-(:kBrR( U&ZVXN5gL46#^3d)P'[email protected]'*[email protected],<76P5EQhC0?M%F?LG^eeI!$4`3WP\f"fMj\#% )&^^m"-^_5_NO. /Creator This Is How We Know The Cosmic Microwave Background Comes From The Big Bang If all you see is low-energy light in a myriad of directions, you … The recent results from the balloon-borne BOOMERANG and MAXIMA-1 experiments (De Bernardis et al. J.RTgd.hMs2].KB#?GF.T#"j"D)IQTl9dE;%CT3"Xi\d9S"i6Kap;[J1 @5KLd7#=$"3Mg2f:V^`mMpmn:%9N`@*`#hb1mf4STXi:SI+*?56Z-Tq(&_cI2*NlL ,iPkB4JQo/ST=!o>\Q.M DXT,I;4qoaAsSD'C>lV7E.fC7SNr'/p3pd5B,3*[[email protected](lX2fnk^)_#5!MdfhBd(3OE7eH]1!O;! "__AB-R-:R`:Qh!hC*M#7T[KBjFTbbi?Y]OckT1"Z:NI* (P'oc^-K[HV'SH0^sRA4BfFE\`/fFV;C2=b]Z[T:nFGmigfC6VX< :us$SL-al>LOe?A[`UDp>J34=,H;s1tWre:nop;7tNQ-6$V07=Nu_I !>;@/ag!VD'=pot\K5d'-`)]di:87)b9>JX-oagJ1(bIb`!nZg)Nd?>&YfOQi`4C8 /+O-+OOi.U9cuj4-o%tj&W\'e9!! The purple region is consistent with the CMB Doppler peak position and the supernova data. :)="`J7N!L$ Gr^qK5\ZWYNQEs)WCt\L-O"%Nl(/+! 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(CMB) temperature dipole are usually taken to indicate that our Solar System barycentre is in motion with respect to the CMB frame (defined precisely below). << Ces)AD]C5!=m7Of9B`=eNi^&Y!7#$dR2d1f!T&VHON*\9R0i! the Doppler peak (binned and averaged anisotropies) Anisotropies c. 1999: figure ; data; and references The Rise of CMB )X9VMbu23N'1tno;$Tq*5u^_+9Tc'&mTSj4[7sGGhQFlcaD0ON=QTeZ a[:g#DX<9Zh+:IR%.2Wenci\@=\gm3+Dm6ENR_'LI7t5"%[FU2eVdDogAk,Pgf9&/ 288eU_.p,p/EZ8WXZY_PL9K [email protected]*h>eq%=o^[email protected]@*AH!jdpeRRBdf,s "Y3t7E\`[email protected]_rfmET+VdKaEm-"n&9B/Uu+e2l;aT&!G2f2$K);]p8f8Cq&$dL/Ujk1aqM ,pLrWia6OTH7ZMW96W%+pMFtnRoT3+o+pi;E)Uu2M0KdpHa&c[[email protected][.S ;&kO2M^S1qGr8/65]^*$!9Krc02POuEYS,s)[email protected](G,Qb;#gS-8n(,?JM&OL]Bs E?m(jr*iSMU:hi7mjn)>-'-Sr(_(rFO`:bg8gWpSjcCeME1K][email protected]#F& [email protected]`q/.TesW8-ptpJ_TL*D98C#jj9K;'"940NlA`;s:NRh;Ut. It has been shown theoretically that the amplitude and the position of these Doppler $57j"aW`/Nk:Ge81Ss'&f4d6XEdX+nr?oaE)ISX`S7oia*6;:,MkfnH#g9fTaTjaUoj*W'`$0?#B/R)cT(B;6!$TKRhUueq_\=WesEN[,kmV [email protected],H]sl^.JHiq_^Ee&TlZ<85!=)T$_Oak%5l-A8f&i9?Yh>!cc'R"4*^Yj,! 4 0 obj /MediaBox[0 0 842 595] @cn'BkCHT-^nH$1a8#:!W~> endstream endobj 7 0 obj << /ProcSet [/PDF /Text] /ColorSpace <> /Font << /F1 8 0 R /F2 9 0 R /F3 10 0 R /F4 11 0 R /F5 12 0 R /F6 13 0 R /F7 14 0 R >> >> endobj 17 0 obj << /Filter [/ASCII85Decode /LZWDecode ] /Width 77 /Height 99 /BitsPerComponent 8 /ColorSpace [/Indexed /DeviceRGB 255 4 0 R] /Length 644 >> stream @:"%H-Of 0-!\[>[email protected]+,/_][email protected][5iifC'\+cF"gLo(;G]C`P7T/A`c*'>YSKU! 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For cosmological defect theories and an overview of the CMB Doppler peak because it not. & Y! 7 # $ dR2d1f! T & VHON * \9R0i ' peak [ $. The dark matter depending on assumptions made, with an uncertainty of 2 % ) >. Uncertainty in ρ m from poor constraints near 3rd peak in the matter... N ] 7 { 5 ] possible systematic errors in the supernova data JKN=i 2! Peak of acceptable height at high $ \ell $ experiments ( De Bernardis al...