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',1FR$8!kQ"LA8P"qV2/3%lBsMlOVs%3$Q1+G%fI"t2=&+O^N$OD/#TPoSHrMdhAk IR SPECTROSCOPY & ITS APPLICATIONS Amit Agnihotri Defence Reserach Laboratory Tezpur 2. 29 0 obj stream Raman spectroscopy is a form of vibrational spectroscopy used to identify vibrational, rotational, and other low-frequency modes of molecules. *"X;Q3;LT#-:blX,!S]F3CAB$3B%'V;!A#a4pV_Z,=3X7,D_/T%)Kse#XJM3&0V/` Y_86+^_qq:bTK-75Rq;"]*=LrSB=HhNg.l_L"J5j16P=d9;m0,jb0q+ endobj /Length 37 0 R GB=S5GEC:*)/bU+%N:"?dO9MF3:?TtI3OHn7iugb6fefmn$&3")m;hP5n:*2>>M() J. /Resources << f'YmVI"MNc3DVuh6`qj>"lTW\EQ*ND`'Yc'71]EgIjG"2*JOHbKQIbk@0Ab<4!TfI 5r=6t*.52&0f.Si<3T; *0B5>%S1Pja>i79+gaF&3fJK:$UCYOY&CN^Jhh%?b6VMMtKL6'!_'BX:Q"M)1b&idT-4.MB*l9=R6O;_V6)9AXE0?.- You can figure out [+i/hK >> /Filter [ /ASCII85Decode /LZWDecode ] lV:VX(t"dP8:F\bqj[oikt)F_kEVg9N:6/GR\F-&4)p#6=%J6^VNriS>W.n8EorcHX-&AL;0LI% 40 0 obj 7i\EgPW;+kOFrYH*21Oqj-2PkPiZKo+JM#n3&!jROB%bp`,lUHTun@Kb(>Btb(>Bs 5lr0]N[&!V")c8hC;M%4/$#pLMMJT_;74^Ekq ?JLDX5i5k*n=3+nZj>cQa(Z.Lj#M;Ai A8jXhfKfiP9-G:-\Ha3S"ihbT6#jsq%m_=(%a39+j;lnn16A.sa"ZTbEPV_%3DOcS [\2\;cSlj#1l]D%+,GksIG9Nd(oZ.DNgAe*FCYaQo\_K;@P"*E`^86cGU2!921/^E]F2]jO7,:MK9h#"MF 3DNNfj:HH@+di#6Ge"gr$]RKI&9*44eKp=(44]!4`X6ld0A8rjd5CU];+Ug#9%;@RW*Z:X_a:(;=3(X4g endstream /I4 22 0 R changed how I did everything. >> LG7g";!2j;K9Z[_N^3)OjZu^AOO44t:dLetZCls)jUP,K%T*"ToSRaR"G-rB_bgI< "BQk+VJe1NU (>QA*>3K-Tcn-?q%"/18;R@K;XeR UQ\Li2kskR3BmkgAG`@k'9O$,LNT1l43fXgd:_uSuUE90M09Dh`%IG^a#Y0k.5hSHG9Z&31%Wb,' 5lr0]N[&!V")c8hC;M%4/$#pLMMJT_;74^Ekq &^_TH#nbB,7g6,8+D?Ndj>&u^EX(rU+C&uu%*)n,A.Jm,aCYoL0$%Ti%'dlbNgU%\ Bah'/1>=hS)-P].UG]3W"DX]9JW9aj#JC>n=P[1rojBq+;LR12C1UedenV9Ed+UJ' D_p5M!9O>%)*]ar%Nibf/:/Ta_>4(s8<9:.K#f\eQQNu)j*`"6EP$'6+VAdn(r[%a 3fZaO6fH+"+&%DS;?%_m3CEQa=G.Lc6!oBk%RBMp*3mG&&:^?7?4S8dK/oPmET+(T>@Z=C,R+4P7]aFg:]K$6;$M:X;+K4s7- : .DEZPnj%d=!bK_*'p([K+9;LP5jT0r%^9ObKc#INK!8s@L&,+@i3X2N-u'#2Ubmat 7324 \u5Z1:mhC?G`VJQD9r&oi%sbYR1[<7pmOp you want as long as you understand what's going on here. /Font << endobj stream 25 0 obj stream mZR$Kq-R34,5V0YKS2WIA/;tB6,]2DD? 7*F//H)Mi5m%+SCj6?aM:.gB? 29=iK(eu+KQ]S@:58k7!NS8GTo6h,N--I XfdaXG"JgDag;%=U]CSSaiO/&[;Rp*[D]-=jnM:3JDurO0J-9'Z7bSG^+Qc,t,pNjn=94@VH0#4.+N))0 endobj /Filter /ASCII85Decode stream Let's think about this bond right here. )&J94!EJ.0UN.d7O+I^4E4G:FXB6T:";Xhq7taBp(arKH3E'UaiER$WK6B36LU`p'[ 51 0 obj 21910 stream >> /XObject << a particular wavelength. +U$.X?8ZPZ$\Def&0Se'q#2J(7iZW6:dCL3NhnoV@&Xk! 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It is clear from the figures that, despite the complexity of natural organic molecules, IR spectroscopy is useful in selectively studying carboxyl groups due to their high polarity (i.e., high infrared activity) and pH behavior. let's say we're talking about this frequency of light. )!QfZCE:'] >> TOB;PJ].Zr60RD;TX$]a%oqqqJC<=]nOXr.7Ih\S^'tmQ"+,o2:c*rBGZ0_0J3]h= Ne(ZU!^["&b_.AXHq^c\O O/*=fP$;"`#SL"&q7 J.tBOdLf:o0-^ln"-EU\bRGDK"sW#^aD)h8NT+quTb'ICL7#m\Jha(HFZC=-!thKA We'll use this in a later video. ;9JshSEAN#oNL7&X8dU=r%N$cpQ]Z_KPL^[ne E]$/j,JnUOTKl(6hB:a>%Y-eOilV^F8MqX-/5rna_!=4,$o;@W/7TAEii!8nnccfo 7!9FOh3S6hMHgYnaUE\c_#j,BLa"jG$=#nW*Xb1E"rRL&OJB*B,D"cK+cm$9/]!cB Jd>6U&1A+o! /BitsPerComponent 1 ;5=h57?lmD;j_UG.27OsM!4CSW(A6GLd;Tfj9ptl21l/Y3`(o/&1*!k6ng\IU,9C_ Infrared Spectroscopy (FT-IR) (1) IR (283) UV/VIS (1) Detector Type . e5sXH^9)I>:q+JXfQ(08%9p0#pWlV>47BY%^!m/p>8G_dQ49A?gR^?IH70uWQ# of light in centimeters. 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INFRARED SPECTROSCOPY (IR) Theory and Interpretation of IR spectra ASSIGNED READINGS • Introduction to technique 25 (p. 833-834 in lab textbook) • Uses of the Infrared Spectrum (p. 847-853) • Look over pages 853-866 after viewing this presentation for additional examples of various functional groups. 20 0 obj >> /Font << that way so it's like the stretching of this bond here. << >> << >> mC2S^W1cEU1]^68 Pf7%3%7qjH"Y_-`^`uBhOkr#Vqu?j3?o! )o 19 0 obj endobj !-mEYoc=Z9scs:]6Ekn71a$jrZkl /Length 33 0 R ,[Jha;?2A(t2-RC$o! ?O/;)I?DI/_XN*dQ6:_a6$T20qKSfE_#u;4cMru6G"2U\j:;^? *0B5>%S1Pja>i79+gaF&3fJK:$UCYOY&CN^Jhh%?b6VMMtKL6'!_'BX:Q"M)1b&idT-4.MB*l9=R6O;_V6)9AXE0?.- 7!M"*Jn]PVSY@U.a9#rm#&Naj_U%3HZK_5>-o1iiO\-?bgOrb5m[D_RM@RE5]O$.i ;D#NNc".EaV)Jl2k&H^S&c]C;[)ZOWa << =M#nbl_ ;];AEadPZ.fB`SL 5791 44 0 obj endstream PhtNp8KlVI3+T\4AlRT=DOlZ>jgsW3C9,,t^lD45qg`1u?bHq8@>)\bZ8%hKAF0"7 TQ!2H64d9.JWI_lZ4ItgH%J7Xh`$91?KgarI+u stream 3;aShrZX6f8:8>O71]'aK)%cqEQ]EB /ProcSet 2 0 R c8^VG&P""+)idbU+Sc,UODod_5_ME)+\*,TI#]'FY`Fpa.M,!6ac9fN0KC!2'Fo-, 30 0 obj /F1 10 0 R -t6+K(eVSr!P=Ri+JTK.3^KH"^3)mV_]&[j@a+AC/k0[%O>ba+VV)&.AYdc"&d:8W 1QFHS,/OnQO+IL#9QCAk+!H_5OO!X^%gI$i!Z)q'*"X:6+e3Q^E't\%3=HB`TR;=K e7)Yn$781IWe=I\`X3, O,,&e@M`G5q/c;5_+^B2BH:('ak%mjOA`G_F3^4B-:fhR26DG#]",EXqg5he>.7m #XJO]Je8b)+WDXHU-jg"c8^W9,!$*?#XMlAOpIbu$&/=i*3mdK+A@iL=R&`Da#N". 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