??>? GI?F?q` R??bjbjqPqP<6::?%?????????8:N???vv"??????.000000$y h?JT!??????T????uJ***?R????.*?.**??*?j @i@;??l*.???*+#Vp+#**?+#??P?L?6*,FR???TT?d????????????^ ????^ ?????????  _^ `O}Y bIkُHNZfVO V:Ngя[(W/f*Y_N0 bNMRf~1\irt[Yef[TPN^OǏ bُ!kvVO/f(Wُ*NW@x NXRNb]gяv`l0 gNeW[ Nbq ?0 HQV~?N Nb:N'Yf[Vt^-N~bg'Y6ev$N蕞[ N*N/f'YNvirt[0 *NePRR~SǏؚ-N [NirtwƋN/f\PYu(WlQ_ N ㉘ N t N0(W'YNv[ N ]N*NN*NKmϑ0U_NN'YXpenc Nh?h N w penc^?^Y^?^qN FO/fNbT tSSsُNpencuNNYdk{USvN*NlQ_0ُeP irtlQ_[b ?NQ/ffN,g NJTɋ`OvN? wv/f'Y6q-Nu_vĉ_0`OO` [-NKmQvHNY YBgvpenc wf_^?^? ^?^Y `OOɉ_NMRvirtf[[^?^S[ [*NePvb ?&^egN_'Yvd Nb[ZP_^?^wR0 bNN\0R'YvYe-Nf[irt 'Yf[irt /fNo~l:N;NHQJTɋ`Oُ*NlQtb[_ 6qTbNc[QTy[tegO(u0FO/f(Wyf[ N o~lTR_~l T7h͑0(Wc"}*gwvWe R_~luf:N͑0ef[u\eg(WT*NL?N]\O c"} YBgvsa?bpenc̀Tvĉ_/f͑vb0bɉ_irt[/f/Tf[uvR_~``v͑wp0 ,{N*N/f'YNeHCQpgT\aR^&^virt[0 *NeP][SRxvz g_'Yv4ng tS~b N0R:gO0*N[/fk*N[ZP4hT N*Nf[gZP N*N[ k*N[KNTNpencU_Te v^\OS4YbJT0NMR'YNZPSf[[ HQZP[?Rpeؚ @bNZP[e N_ N cgqfN NvBl c1\s rY[?0``O%`SSvэ `HNS#kOTSsv?ofbT0 c1\sv[S/f:NN[bNR Nc NwNUOxvzvtQ0}Yv[/f N c1\sv /f^ s ]c"}TyS'`0 'YN,{Nf[girt[v}YY1\(WNe^?^EQR @bNbSNZP_Y\Ջ0kYZPl\qQ/cNveP ɉ_T̑ N[ 1\[@wُ*NYbJUbJUv sv=\tQ [_NZP_meQ0gTZPbJTvs_N^?^}Y bNMR;`/f,T'Y[rNvbJT ]Nv`\ObJT FO/fl gS0s(W gNS bZP[veP1\yr+ROQ NZPNNRevN?+RNl g`0Rbl gZP}YvN?ُ7hvN?bQegZPbJTMb ga`0@bN(W s vǏ z-N `O~=\Al`NN new idea ZPNNNO N TvN?0 Te +RN(WbJTNNv[~gveP `O_NO N1u;N0W` NNZPvN?g(WT̑/f N/fev`l ؏/fS/fgq,d+RNv~gbNZPv/f TN*N[ bveHh/f N/fkNvYُ1\/firt[~bN&^egvRe'``~Tyb$R'``~0IQ1N*N[gTb`0RN^b?NVSva?Al100% 20% 10% 0%|Tb >e(WIQ1N̑ w wIQ1?(uIQ1ZPN*Nt[0Ygl gYveYu~`Ob~?(W[-N/feloSQRav0 c1\se'}도v[ f[u_NObُ*N\O:NNyNR Nyb0 1\dkbeg?NHN/fN}Yvirt[N蕞[}Y N}Y SQN*Negvf[uNHN [ NNÀS 1\/f}Y܃0 kY'YN NveP bNf[N_Yؚ-NvirtwƋ FO/f[[v^ NN0N N[ SsSeg gHNY[SNZP ZPweg}?qp FO/fpencQegtSn{USvĉ_ [[Nirt[(W/f*Y͑NJU0ُ1\/f[N'YN Nf[uvBl @bN1\/fN蕩f[u g6ev0 FO/f T7hQ[v`O>e(W'YNv Tf[ N 'Y[1\O(`X}S?kY'YN Nvirt[ 'YR Tf[ɉ_(W[bNR jm9e SV1\/fُ蕞[T'YNv[l gNHN:S+R FO/f'YNf[uvBl]~SN ُ*N[YeO NNNNvNN S_6qZPweg1\l gRRN0FO/f1\Pb(W,{N*N̑v 'YN Nvirt[1\/fN蕈_}Yv[0ePf[uvBl/f`Nyx/f`HN7hP[v YUOZPxvz0ePT*N~[N'YN Tf[v`^/fAQNNeg,T~O ^DQZPveP(WTbSbSbql gv~ޏqll_Sb [-N_vُ1\ Tf[N g:gOZP{USv !jbyx 0 ?[cVhTvxvzR xd"}NhV nx[xvzeT [U_ [e S4YbJT0}?qvkwvyf[xvz>f_ gNP Ǐ[[ FO/f[N'YNef[uvf[/g4ls^ ?]~/fN*N^?^}Yv~0 b:N(W'YNKNMR irt[-N_[&^f[upяyxw?RN_}Yv҉r?0ck/f'Yf[MR$Nt^virt[~bU"k NNirt[0][ YBgvpencT6qsàT{USĉ_v4ng QR N^NvR [/fSNZP___PNv0 N(Wcc_NhV bbňňvǏ z-NbSs]/f gNN] S`~v0V:N(W[ESNyx]\OvǏ z-N  ZP [S/fgTNek [irtf[[vS5KNY/fSN9hnc[vvv -d^Qg?TvYv^\vQ?Rg}Yvr` NNwQY 6qTMb/f ZP [0(WNNwQYKNMR N*NNtQ Ra _MbSN[bُNQY0b_x^Џ0W(W'YN_Y1\(W[-N_cS0RNُy~ }?qN[s(W wweg_{US FO/f[ N/fvv /f_0Ǐُag_S_v tQ Ra _ (WbTegؚt^~ReQyx~ CNeg0R'Y m|_\;eZSX b NeSv0 SY 'Y NKNT [v[c gyy N0b_NQ Neg O _^S0 [-N_v^[vc[Nf[u(W~v~ N T01\ ?N _Y[-N_v ^?^ N?FO/f[f[uvpushTc[ NY s^eY1\/fT[-N_vc[^NAmN N0te*N????? \ ` "??24(*????? ? ????H(L(??v)x)>-@-???n/p/ޭޜ{v h?o(?Hhghc?h?'hh?hh?CJ KHOJQJ^JaJ o(!h?CJ KHOJQJ^JaJ o(U#h?h?KHOJQJ^JaJo(h?TKHOJQJ^JaJo(h?TKHOJQJ^JaJ h?h?KHOJQJ^JaJ h?h?KHOJQJ^JaJ. @?????? ^ ` "??4*???????????????????????????????????1$gd??? zN*Nf[gS gg-NN!kNAm 'Y[vSS N ?+RNvNT]esQ _Y Tf[9h,g N,T ُ*N/UNvNAmY\_N>f_b_ TZ?0FO/f(W~Q khT g~O gv~Blf[ukhTGlb]\OۏU\ Nbv^DQOc0ُ7hv݋ Neb]_\ONhTNHN Nr^ T`G?RNHNt ~ǏN~O _N NN(W TN*N0WeS0Wek*YEN0N,?W~]\O ^O~N*NMRlv\\P[ vk(W[-N_ f[uSN_0RfRhQbv~0 [NyxY ?[-N_v[Bl gNb__;NIN0kYяNirt[ [U_,g [bJT evBl0R^/fNHNNNKNv͑T*YY [Nf[uv͑ YRR0kY_Y Tf[v[U_,g NQvRg^?^~ :NNb}YvRpe N_Yve b[U_,g NvRgQ_ gY[bJT0FO/fُ*N g_T(Wyxv~̑ [U_,g/f`HN(uv[U_,gS/f:NNU_[Ǐ z 7hTS e ~g NSNNRg\O:N N!kZP[vlap /fN*N[vY_U_ FO/f[-N_vZPl]~f[u\ُ,gQP[ YBgSN _N_wf[uSa0SkY e6q'Y[]~(W[U_,g̑\pencYtN ~gRgN HN[bJT̑0R^務QNHN Tf[N:NN>fQ ڋa S(W[bJT NQ_YQ[ Sb[U_,g NvQ[S(WbJT NbNM?0b_bNNyNf_\?CCD0:NN_0RfR|nxvhbOo` f[uO gvv0Wf[`NAFMO(u SbIQ \ Spen pencYtI{I{0lyl?u?\seg$Re?f NvwXpS^ f[u1\O gvvvSf[`NbQ{?\sv z^0ly}YKNT :NN$Re.lS|x NwXpvB\pe f[uSf[`NO(ubfIQ1?0V:Nte*NǏ z-N~S_e mSYWW7hT @bN?W[U_,g NU_k!k[veg Q[ vv :yaV ~g N!k[lav0We b N!k[?Neknxv0We0 ُte*NǏ z-N kNek/f g_:_vv'`v ُNN?f:NN]v \O N/f:NN^ \O0 Te &^l6RY2DUSvf7hT AFM bfIQ1ُNY/fyx-N^?^8^(uvYklpQKQkyQ IQlxqQ/c[KN{|v8^(u 0ُ7hvyv (WAm z Nf[u g;NR'` SOfcя[EyxvAm z0ُNNhV_N/f\egyxO(u0Rv b*NNɉ_ُ1\/fN*N_}YvyxYv~0ُ/f[-N_vMR@b k:v0 Li Li (NgR) Graduate Student Department of Physics, University of California at Irvine 2013t^4g12e 11:14     PAGE  PAGE 2 ?J(L(?x)@-??p/???????????????????????????????????????? ?&`#$gdE1$gd? d1$G$gdh?1$gd?p/??????????????????????????ſſſŬſh?T0JmHnHuhEh? h?0Jjh?0JUh??jh??U#h?h?KHOJQJ^JaJo($?Hhgh> h?CJaJo(???1$gd?:&P 1?2P:p?. A!Q"Q#Q$Q%??? ??N@?N cke $1$a$$CJKHPJ_HaJmH nHsH tH$A@??$ ؞k=W[SOBi??B nfh?h?4? l4?a? k?? eRh?(U@??( ?c >*ph< @< ?u??$ ?9r G$a$CJaJ)@? ?u?xTO?!Tl?xy-zhang+567>*B*CJOJPJ\]aJphN@2N h?u?w'$ ?9r &dG$P?a$CJaJ?6 Z[wxLM??/0?????de????  O ??@??????????????????0?0?0?0?0?0?0?0?0?0?0?0?0?0?0?0?0?0?0?0?0?0?0?0?0?0?0?0?0?0?0?0?0?0?0?0?0?0I?00$I?00{I?00$I?00{I?00$I?00{I?00I?00{I?00I?00I?00@0@0I?0 0?I?00?{ Z[wxLM??/0?????de????  O ?@??@0?@0?@0?@0?@0?@0?@0?@0?@0?@0?@0?@0?@0?@0?@0?@0?@0?@0?@0?@0?@0?@0?@0?@0?@0?@0?@0?@0?@0?@0?@0?@0?@0?@0?@0?@0?@0? $$$'p/? ????  '!?!xU{\yU{\zU{|\{U{h|U{\h,:??.=???;*urn:schemas-microsoft-com:office:smarttagschsdate>*urn:schemas-microsoft-com:office:smarttags PersonName TS 1220134DayFalse IsLunarDate IsROCDateMonth ProductIDYearT\aRTPN _       Y[vx??KM??.0FGjk??????{???????????????????????????78@Ace????????????????????  N P ????  !)19lt????~???CEGI??????????????|}??????;=49NR??DH[^gk{d?* - Q R T U Y ` v y ??$ % > ? ??@F??????????????ss3ss33s33333ss333ssssd?????????????????????????????????1rh&?`PG??i^??UGh `PG? FR$??`PG?CZLlK?ZLSxkZLFR$rhA?`PGV\*ZL?o*UGp?ZLq8p.`PGMY?`PGI5ZLx~06ZLcF?ZLd_~;hxht]jmjClvCompObjm??  ?FMicrosoft Office Word ĵ MSWordDocWord.Document.8?q