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CP Violation in B Meson Decays - Experimental Results L. Lanceri University of Trieste and INFN, Trieste, I-34012, Italy 1. INTRODUCTION 2. MATTER AND ANTI-MATTER: THE CP VIOLATION CONNECTION SLAC Summer Institute on Particle Physics (SSI04), Aug. 2-13, 2004 1

CP Violation in B Meson Decays -Experimental Results

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Page 1: CP Violation in B Meson Decays -Experimental Results

CP Violation in B Meson Decays - Experimental Results

L. LanceriUniversity of Trieste and INFN, Trieste, I-34012, Italy

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1. INTRODUCTION

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[]e;v���X�Y+Y@XRg]W�^]Y+Y@X�W�\5b@ePjxvP[]\5[>^]eS�A}*cdX�fF^]envPX�W�[hwRfQ['\�\5iPX���}�k2['W�\9^'Z5b+X�fh�]\9iPX�wn[]ZFX�f5^xf5z;W�W�X�f5fFk2zPYtb@e�\9iPX�b@Z7m8o�pRb@^'Y@['\9b+^]e�fF\9z;vPb@X�f�g\9i;[]\ ZFX�pRb@X�� b@e;jx\5iPX�b+Z�ZFX�fFzPY@\5f b@fA|a^'\9iyX�_RW�b+\9b+ePjd[]e;vlk2ZFzPfF\9ZF[]\9b+ePj�~� iPX�X�_RW�b@\5X�cdX�eR\<W�^]cdX�f<k2ZF^]c�[]edzPe;b@eR\9X�Z5ZFzP`P\5X�vnfFX��RzPX�ePW�X�^'k�b@cd`PZF^hp]X�cuX�eR\9f�b+en\9iPX�`aX�Z5k2^'Z5cd[]e;W�X�f�^'k�\9iPX�\��H^8��}�k2['W�\5^]ZFb@X�f

[]e;vlk2ZF^]c�\5iPX8ZF[]`Pb+vPY+wnb@ePW�Z5X�[]fFb@e;jxfFb@��X7^]k�\5iPX8vP['\9[df5['cd`PY@X�f�W�^]Y+Y+X�W�\5X�v{|Rw�\9iPX8\��H^uX�_R`aX�Z5b+cdX�eR\9fh�%\9i;XJb+ePb+\9b+[]Y,^'|PfFX�ZFp3['\9b+^]el^]km8o�pRb@^'Y@['\9b+^]ed[]Y+Z5X�[]vPwx\9zPZFePX�vnb@eR\9^�`PZ5X�W�b+f5b+^]edcdX�['f5z;Z5X�cuX�eR\9fhg�[]ePvne;X���g]f5^'cuX�\9b+cdX�f<zPe;[]eR\9b+W�b+`P[]\5X�vNg]X�_R`tX�ZFb@cdX�e:\5[]Ya� b@ePv;^h� fiP[hp'X�|tX�X�e{^'`aX�ePX�vy^'elk2zP\5zPZFX8vPX�p'X�Y+^]`PcdX�eR\5f b@eUm8o�`PiPX�e;^]cdX�eP^'Y@^'j]wR~� iPX�k2ZFzPfF\9ZF[]\5b@^'enb@fHX�eR\9b+ZFX�Y+wuv;zPX�\5^�\5iPX�v;b@�dW�z;Y@\�wn^'k�k2Z5X�X���b+ePjx[�`Pb+W�\5zPZ5XJ^]k�e;X���vPX�p]X�Y@^'`PcdX�eR\9f�b@el\9iPb+f��PX�Y+vNg��9zPfF\�|tX�k2^'Z5X�[

p]X�Z5wlk2Z5z;b@\5k2zPYN�;zPcdcuX�Z��'�]�'�ui;[]ZFp]X�fF\3~���^]\5i�X�_R`tX�ZFb@cdX�eR\5fAZF^]zPj'iPY@wlvP^]z;|PY@X�vO\9i;X�b+ZAvP['\9[�fF[]cd`PY+X�f�fFb+ePW�Xx�PzPcdcdX�ZA�'�]�'�tgR['ePvZFX�`t^]ZF\9X�v{cd[]eRw�zP`tvP['\9X�fA^]Z�ePX���cdX�['f5zPZFX�cdX�e:\5f []\��� %¡A¢�£��]�]�'�t��[]|t^]zP\�fFb@_R\�w�k2^'Z���VA��VA�¤['Y@^'ePX:¥¦ ^]Z�\9iPb+fJZ5X�[]fF^]eNgP� iPb@Y+X�\5iPX�� ZFb+\9\9X�eOp]X�Z5fFb+^]ey^]k"\9i;b@fJW�^'e:\5Z5b+|PzP\5b@^'eOk2^]Y+Y+^h� f�\9iPXxcd[]b+eOY@b+ePX�f�^'k%\5iPX�\5[]Y+�,gPX�cu`;iP[]fFb@��b@e;j�\9iPX

fF[]cdXlX�_R`aX�Z5b+cdX�eR\9['YHZFX�fFzPY+\9fd[]e;v§\5Z5X�ePvPfhg"��W�^]zPY+v¨eP^'\dZ5X�f5b+f5\ub+ePf5X�Z5\5b@e;jS['Y@fF^rfFzPcdcd[]ZFb@X�fuk2ZF^]c©\5iPXyVAzPj'zPfF\u�� %¡�¢Q£��]�'�]�zP`tvP[]\5X�f7\9i;[]\7k2^]Y+Y@^h�HX�v��;�P�A�'�]�]��~�V \J\9i;XufF[]cdXx\9b+cuXRg���vPb+vre;^]\J[]b+cª[]\JW�^]cd`PY+X�\5X�ePX�f5fJb+eSW�^hp]X�ZFb+ePjn\9iPXdcd[]eRwy[]fF`tX�W�\5f7^]km8oqpRb+^]Y+[]\5b@^'eO`PiPX�eP^]cdX�e;^]Y+^]j]wyb+e§�«vPX�W�[hwRfhg;|;zP\7Z5['\9iPX�ZJ\5Z5b+X�vS\9^yfFzPcdcu['Z5b+��Xu\9i;Xxcd[]b+e?\9ZFX�ePvPfhgtb+eS\5iPXdb@eR\9X�Z5v;b@fFW�b+`PY+b@eP['Z5wfF`Pb@ZFb+\<^]k��P�;���]�]�'�t~,��[]`t^]Y+^]j]b+��X b+e�['vPp�[]ePW�X�k2^]Z�\9iPX�cu['eRwxb+eR\9X�ZFX�fF\9b+ePj>\5iPX�^'Z5X�\9b+W�['YPb@v;X�[]f�[]ePv�X�_R`aX�Z5b+cdX�eR\9['Y;ZFX�fFzPY+\9fQ\5iP[]\�[]ZFXeP^'\�W�^hp'X�ZFX�vy|Rwl\5iPb@fJZFX�pRb@X���g1['ePv�`a^'b@eR\�\9iPXxb@eR\9X�Z5X�f5\5X�v�ZFX�['vPX�Z�\5^�\9i;X�zP`P}*\9^�vP[]\5X�[]e;v�W�^]cd`PY+X�\5X>fFzPcdcu['Z5b+X�f�`PZFX�`P['Z5X�v{|Rw\9i;X8¡AX�[hpRw ¦ Y+[hp]^'Z�V�p]X�ZF[]j'b@e;jy¬HZF^]zP`®­2¡ ¦ V�¬8¯�°+±³²,[]e;vl\5^n\9iPX8�P\5[]ePv;[]ZFvl´O^RvPX�Y�Z5X�pRb@X��µfFX�W�\5b@^'ePf b+e{ZFX�k9~�° �C²�~

2. MATTER AND ANTI-MATTER: THE CP VIOLATION CONNECTION

�N^I�PZFf5\l[]`P`PZF^h_Rb@cd['\9b+^]eNg�['Y@YJk2zPePv;[]cdX�eR\9['Y7b@eR\9X�Z5['W�\5b@^'ePfl['Z5XSf5wRcdcdX�\5Z5b+WSz;ePvPX�Z{\9i;XIm8o¶\9ZF[]ePfFk2^]ZFcd[]\9b+^]e%gHW�^]cx|Pb+ePb@e;j`P['Z5\5b@W�Y@X�}�['e:\5b@`;[]ZF\9b+W�Y+X�X�_RWiP['ePj]Xl^]Z� %iP[]ZFj]X® %^]eh�9zPj]['\9b+^]e·­�m�¯J[]ePv§f5`P['W�X{Z5X�¸PX�W�\9b+^]e§^]Zu£�[]ZFb@\�w�­�o�¯5g�|Pz;\nb@fd\9i;b@fnZFX�['Y@Y+wU[j]^R^RvrfFwRcdcuX�\9ZFw�^]k�eP[]\5zPZ5XR¹º��e�±»'¼]��[y\5b@eRw®m8oqfFwRcdcuX�\9ZFw�pRb@^'Y@['\9b+^]erX�saX�W�\7�H[]f7vPb+f5W�^hp]X�ZFX�vrb@e?��X�[]�yvPX�W�[hwRf7^]k<ePX�zP\9ZF[]Y��[]^'ePf�° �]²��hb+eR\9X�ePf5b+p]X�Y@w7b+eRp]X�fF\9b+j]['\9X�vNg3\9iPb+f"`PiPX�eP^]cdX�e;^]e�ZFX�cd['b@ePX�v�[J`aX�W�zPY+b+[]ZFb@\�w7^]ka\9iPXHePX�zP\9ZF[]YR��[]^'e�fFw:fF\9X�c½zPeR\9b+Y1\9iPXHZFX�W�X�eR\^]|;f5X�Z5p�[]\5b@^'ePf�^]k�m8o·pRb+^]Y+[]\9b+^]e{b+e?�½v;X�W�[hwRf>° �C²¾~m8o�pRb+^]Y+[]\5b@^'e?b+f�b+eR\9b+cd[]\9X�Y@w?ZFX�Y+[]\9X�vU� b@\5iµ¿ À�[]\9z;Z5XRÁ fl¬HZFX�['\9X�f5\>£�zP����Y@XRÁ�eN~ ÂO^]kH�P�P�8�'�]�'�tg<¿ Ã�iRwSb+f�\5iPX��Ae;b@p'X�ZFf5Xncd[]v;X

^]k ´r[]\9\5X�Zx[]ePvºe;^]\�V�eR\9b+}�´O['\9\5X�Zh¹3Á+g%fFb@ePW�X�b+\x['Y@Y+^h� f>zPfu\9^SvPb@fF\9b+ePj'zPb@fFi®[r�H^]ZFY+v®^]k cd[]\5\9X�Zxk2Z5^'cÄ[O��^'Z5Y+v®^]k ['eR\9b+}�cd[]\5\9X�Zb+eº[]eº['|PfF^]Y+zP\9X��H[hw:~ ¦ b+j]z;Z5XS±�j]b+p]X�f>[rW�^]eRpRb@ePW�b@e;jOX�_R[]cd`PY+X�\5iP[]\x\9iPb+fdb@fx\9iPX{W�['f5XRg�X�_R`aX�Z5b+cdX�eR\9['Y@Y+w:~y�;b@ePW�Xrm8oHÅÆb+fx['eX�_R['W�\Hf5wRcdcdX�\9ZFw�k2^'ZHY+^RW�['Y��:z;[]eR\9zPcÆ�PX�Y+vl\5iPX�^'Z5b+X�f>° ÇC²�g'ÅÈ­É\9b+cuX8ZFX�p'X�ZFf5['Y¾¯,pRb@^'Y@['\9b+^]e�b+f�[]Y+f5^uX�_R`tX�W�\9X�v%gR[]ePvlX�_R`tX�ZFb@cdX�eR\5[]Y+Y@wfFX�X�e®° ¼]²�~

SLAC Summer Institute on Particle Physics (SSI04), Aug. 2-13, 2004

1ÊÌË�Í�ÎaÎtÏ

Page 2: CP Violation in B Meson Decays -Experimental Results

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i þ)����4)� ���,= 4$�"� �����]þ7��� �����#�VYj��+j��-)�2!#��� �����������!"����;)��!"��4$���Q���W!"��� � �"!"�V�N�*-)�#���2��� �9��-)��þ)�]þ$klE)Gm���O� �������������'þ�����4)��!#�"�NnPo*-)���+.4Pþ)&$������þ������M=�4)�"� �����]þ5&)�"���'þ)&)�*����-)������4)�-:�"1�;8�"� ������þ������M�+þ ���"� ������������]þD��+W���p� �������������'þ\�������"� �*��-)�/E)Gq;)� �"&$��!#�����]þ)�*�+þ��-$��-)�"�N��D=�4)����R7� �"!#�����N� ��� ��R��@þ)�+.���*�#����&)��þ)!"����+�þ)�#�p;$- �� ��!#�V>�f�f @CB

3. THE CKM PARADIGM AND UNITARITY ANGLES

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5. EXPERIMENTAL RESULTS

5.1. Direct CP Violation in B decays

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8

Page 9: CP Violation in B Meson Decays -Experimental Results

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Page 14: CP Violation in B Meson Decays -Experimental Results

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Page 16: CP Violation in B Meson Decays -Experimental Results

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5.5. Other measurements

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6. INTERPRETATION: CKM FITTING

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7. OUTLOOK AND CONCLUSIONS

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Page 17: CP Violation in B Meson Decays -Experimental Results

¾�¿ÁÀtÂ�ÃlÄeÅ�ÆtÇ"È�ÉlÊtËKÌEÍ�ÊtÎ6Ï�Ð6Ä�Î�Ñ�Ä_ÒÁÄ�Ó)Ä�ÒÁÔQ¿ÁÎ7ÉlÕ6Ä�È$Ö×0Ø ÖÙ ÌAË�Ò[ÚgÎ6Ä_Ê�Û6É$Ú�¿ÁÎ�Ä�Ð7Ü�ÃlÊ�Ý�ÉlÕ6Ä�À�ÒnÊ�Û�ÚgÒ]Í�Þ"ßTÏ6É>àÁÅtá�âuÊtÜ�ÉlÕ�ÄOÍ�Þ"ß~Ï6ÉlÉlÄ�Ã]ÀtÃlÊ�Â6ËKã0ä�¿ÁÉlÕÚNÜ�ÃlÄ�åWÂ�Ä�ÎWÉl¿nÔlÉ�Ú�Ë�Ë6ÃlÊ|ÚgÑ�ÕKæ�ç�Õ6ÄQÑ�Ê�Î6ÔlÉlÃ$Ú�¿ÁÎWÉlÔNÜ�ÃlÊtÝ=ÉlÕ�Ä2è�¾Wé~êëÚ�Ó)Ä�Ã$ÚgÀtÄ�Ô"È�ì�Í�è#í#î-ï�ðtð�ñ|Ì*Ê�Ü*Ôl¿ÁÎ2ï�òvÚgÎ6Ð�Ôl¿ÁÎ~ï�óôÚgÃlÄ2¿ÁÎ6Ñ�ÒnÂ�Ð6Ä�Ð�¿ÁÎ�ÉlÕ6ÄQÏ6É$ãÀt¿ÁÓW¿ÁÎ6À5Ö×�õ ð ö÷Å�øtùtú û�ü ûgýlýþ û�ü û�ÿ[û Ú�Î6Ð%ÖÙ�õ ð|ö����tø�ú0û�ü û����þ û�ü û��� æ�ç�Õ6ÄNÔlÕKÚ�Ð6Ä�Ð�Ú�ÃlÄ'Ú�ÔY¿ÁÎ6Ð6¿ÁÑWÚgÉlÄEÉlÕ6Ä�ÃlÄ�Àt¿ÁÊtÎ�Ô�Ê�Ü���� ¶Í�Ê�Î6Ï�Ð6Ä�Î�Ñ�Ä���Ä�Ó)Ä�ÒÁÔQÈlÍ���Ì��)Ü�Ê�ÃYÔl¿nÎ2ï�òÚ�ÒÁÔlÊ>ÉlÕ6Ä���tï� ¦Ñ�ÊtÎ�ÔlÉlÃ$Ú�¿ÁÎWÉN¿ÁÔNÔlÕ6Ê�ä�ÎKæ�ç�Õ6Ä2Õ�Ú�ÉlÑ�Õ6Ä�ÐÚ�ÃlÄWÚ]¿nÎ�ÉlÕ�Ä2Ñ�Ä�Î�ÉlÄ�Ã#ÊtÜuÉlÕ6ÄQÑ�Ê�Ý2Û�¿nÎ�Ä�Ð�Ï6É�ÃlÄ�ÔlÂ6ÒÁÉNÜ�ÊtÃNÉlÕ�Ä�ÚgË|Ä���ÊtÜuÉlÕ6Ä��#Î�¿ÁÉ$Ú�Ãl¿ÁÉ��çKÃl¿@Ú�Î�ÀtÒÁÄ]¿ÁÎ6Ð6¿ÁÑWÚgÉlÄ�ÔYÉlÕ6ÄEÃlÄ�À�¿ÁÊtÎ�ä�Õ�Ä�ÃlÄEÉlÕ6Ä�Ê�ÃlÄ�Él¿ÁÑWÚ�Ò/Ä�ÃlÃlÊtÃlÔDÐ6Ê�Ý�¿ÁÎ�ÚgÉlÄWæÈ�Û|ÊtÉlÉlÊ�Ý�Ì/é�ÒnÒÁÊ�äsÄ�Ð�ÃlÄ�À�¿nÊ�Î6Ô�Ü�ÊtÃQÈ$Ö×0Ø ÖÙ Ì/Ü�ÃlÊtÝ�Ú�Ï6ÉAË|Ä�ÃlÜ�ÊtÃlÝ~Ä�Ð�Û���ÉlÕ�Ä���ç�Ï6ÉAÀ�ÃlÊtÂ6ËKã)ä�¿nÉlÕeÚ��sÚ��tÄ�Ôl¿@Ú�Î�Ý~Ä�ÉlÕ6Ê'ÐKæ�ç�Õ6Ä#Ñ�ÒnÊ�ÔlÄ�Ð�Ñ�ÊtÎWÉlÊtÂ�ÃlÔ]Ú�ÉÆtø� �ÚgÎ6Ð�ù��� bË6ÃlÊ�Û�Ú�Û�¿ÁÒn¿ÁÉ �7ÚgÃlÄ2ÔlÕ�Ê$ä�Î�Ü�ÊtÃ�ÉlÕ6Ä"Ú�Ë|Ä!��ÊtÜ�ÉlÕ�Ä"�#çQã�Ñ�ÊtÃlÃlÄ�ÔlË|Ê�Î6Ð6¿ÁÎ�À"ÉlÊyÖ×>õ ð|ö÷ÅtùtÆ$#�ð|ö ð�ñ%��Ú�Î�ÐcÖÙ�õ ð|ö&��ñ|á$#�ð|ö ð�ï���æsç�Õ6ÄÜ�Â�ÒÁÒ0ÒÁ¿ÁÎ6Ä�Ô�Ñ�ÊtÃlÃlÄ�ÔlË|Ê�Î6Ð>ÉlÊ�ù��� cË�ÃlÊtÛ�ÚgÛ6¿ÁÒÁ¿ÁÉ���ÃlÄ�Àt¿ÁÊ�Î6Ô�Ü�Ê�ÃYÉlÕ6ÄDÑ�ÊtÎ�ÔlÉlÃ$Ú�¿ÁÎWÉlÔ$ãWÀ�¿nÓtÄ�Î>Û��_ÉlÕ�Ä#Ý�ÄWÚgÔlÂ6ÃlÄ�Ý~Ä�ÎWÉlÔAÊtÜ('�)+*�,-'/.�'�)10�,�'Áã32�4#ã65$798�ã%5�7;:�ãÔl¿ÁÎ2ï�ò*ã=<�ã'ó<Ú�Î�Ð�Ñ�Ê�Ô�ï�ò*ã�ÃlÄ�ÔlË|Ä�Ñ�Él¿ÁÓ)Ä�Ò���æ�ç�Õ6ÄEÏ�ÀtÂ�ÃlÄN¿ÁÔ�É$Ú->)Ä�Î�Ü�ÃlÊtݶÃlÄ�Ü�æÁà/��á�â@æ

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¥ _1hYE�CMNn�EFS1Q�?�PBQ�U6PB\6C!@BS�D�@BONORMN\6E�C?�PBC!E"?h�EFD�MRP=ORON^�?A`MRQEF\�Gi@=C�n�EFP=?A`CMNS6Z[�9PBS6\�?!@Bn�E�CP=CEJ�¦\6EFD�P3^1?q§�Q�U6E�^�PBC!E"PBON?@�A6S6MN�+A`EMNS¨Z=MRK1MNS6Z}PBD�DFEF?!?�Q�@©� ¡ h6C@1\6A`DFQ�MN@BSfd��VQ�Q�U6E;efEFKqP=Q�C!@BS�PBQ�ªrz���«$�¬QU6E�tf­�ª®P=S6\�­���E�_+h�EFC!MNnyE�S1Q�?�MNnyh`ORE�nyE�S1Q�EF\©S`EF|

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SLAC Summer Institute on Particle Physics (SSI04), Aug. 2-13, 2004

17

Page 18: CP Violation in B Meson Decays -Experimental Results

µ�¶!·N¸B¸B¹�¶º3»+¼B½N½N¾3¿V·RÀ6¸�µÁ6¹FÂxµ�¾T¶¹�ÃF¾B¶!ÄX¼BÀ6Ä;º!µ�Å6Ä`Æ]Á6¼=Ä6¶!¾BÀ6·NÃJÇLÄ`¹FÃF¼3Æ1º3ȬÉVÁ6¹�Æ]Á`¼3ÊB¹J¼B½Nº!¾�ËY¹�¹FÀ;µ�Å`À6·RÀ`¸�µ�Á6¹�·R¶�¼BÀ6¼=½RÆ1º!·Rº�Ây¹�µ�Á6¾1Ä6º¾BÀ�Ì�ÍpÂ�·RÎ1·NÀ6¸�»Y·NÀo¾=¶Ä6¹�¶�µ¾Tµ�¼=ÃwÏ1½R¹�µÁ6¹yÂy¹�¼Bº!Å6¶!¹FÂ�¹FÀ1µ�¾=Ьµ�Á6¹yÂ�¾B¶!¹�¶!¼BÑ6·NÄc¼BÀ`Äcº¾]Ði¼B¶�Å6À6º!¹F¹FÀÒÌ�ÓJ¾Bº!ÃF·N½R½N¼Bµ·R¾=À6ºqÈVÔ©·RµÁ�Õ�Öy×¹FÎ1Ñ�¹FÃ�µ�¹FÄ�µ¾�º!µ�¼=¶µf¾BÑ�¹F¶!¼Bµ·RÀ`¸�¼=µ"×fØ(Ù"Ú�¼B¶!¾BÅ`À6Ä�Û=ÜBÜ�Ý=»�¼[À6¹F¿ÒÄ6¹FÄ6·NÃF¼=µ�¹�ÄpÐi¼=ÃF·N½R·Nµ�Æ+»�µ�Á6¹�Õ�Ö�×fË�¹FÎ1ÑY¹�¶·NÂ�¹FÀ1µ"Þ ß=à�á�»3¿V·N½R½�â�¾=·RÀ�µ�Á`¹Fº!¹¹Fã�¾B¶!µ�º3È�är·RÀ6¼=½R½NÆ+»=µÁ6¹[Ä6·Rº!ÃF¾3Ê=¹F¶!ÆpÑ�¾Bµ¹FÀ1µ�·N¼B½g¾=Ð~å6¼3ÊB¾=¶(Ñ6Á1Æ1º!·RÃ�º�·NÀTµÁ6¹[Õ�Öy×�¹F¶!¼�·Nº$¼=½Rº!¾�¼=ÃFµ·RÊ=¹F½NÆy·NÀ1ÊB¹�ºµ·R¸=¼Bµ�¹�Ä�Ë1Æ�¼�Ã�¾BÂ�Â�Å6À`·Rµ�Æ·NÀ+µ¹F¶!¹Fº!µ�¹�Ä]·NÀ9Ñ6Å6¶!ºÅ6·NÀ6¸yµ�Á6¹J¹�½R¹�ÃFµ¶¾=À6æ Ñ�¾Bº!·Nµ�¶!¾BÀ�¼=Ñ6Ñ6¶!¾B¼BÃwÁ]¼Bµ�¼�ÑY¾=ºº!·NË6½R¹[ÐiÅ6µÅ6¶!¹Tç è6Å`ÑY¹�¶JÌ�æ�Ði¼BÃFµ¾B¶!Æ~é�Þ ßBêBá�»1¼=·RÂ�·NÀ6¸�¼Bµ�¼BÀX¾B¶!Ä6¹�¶¾BÐfÂ�¼B¸=À6·RµÅ6Ä6¹[·NÀ6ÃF¶!¹F¼=º¹�·RÀ9½NÅ6Â�·RÀ`¾Bº!·Rµ�Æ1È

Acknowledgments

ë ¿�¾=Å6½RÄ�½N·NÏB¹�µ¾oµ�Á`¼BÀ6Ï�µ�Á6¹]¾B¶!¸B¼=À6·Rì�¹F¶!ºJ¾BÐVè6è ë ÛBÜBÜ=í9Ði¾B¶yµ�Á6¹]¿�¼=¶ÂîÁ6¾Bº!Ñ6·Nµ�¼B½N·Nµ�Æ�¼=À6Ä�Ði¶!·R¹�À6Ä6½NÆ�¼=µ�Â�¾Bº!Ñ6Á6¹�¶¹�¼=À6Ä�Ði¾B¶pµ�Á6¹·NÀ6ºÑ`·R¶!·RÀ`¸pÄ6¼=·R½NÆ�·NÀ6Ði¾B¶!Â�¼B½gÄ6·NºÃ�Å6ºº!·N¾BÀ6º3È�×f¾B½N½R¹�¼B¸BÅ`¹Fº$Ði¶¾=Âï×fð�äræ ë�ë ¼=À6ÄXð�Ü�¸B¼3Ê=¹"Å6º!¹FÐiÅ6½{·NÀ6º!·R¸=Á1µ$¾=ÀTµÁ6¹F·N¶VÑ6¶!¹F½N·RÂ�·NÀ6¼B¶!Æ�¶¹�ºÅ6½Nµ�º¼BÀ`ÄÒº!Á6¾B¶!µ�æ�µ�¹�¶ÂñÑ6½N¼BÀ`º�¾BÀ�̱Ñ6Á1Æ1º!·RÃ�ºqÈ�ÉVÁ6¹9ÃF¾B½N½N¹F¼B¸=Å6¹FºyÐi¶!¾BÂvÇ�¹F½N½R¹9Ñ6¶!¾3Ê1·RÄ`¹FÄ�µ·RÂ�¹F½NÆ�·NÀ6Ði¾B¶!Â�¼Bµ·R¾=ÀÒ¾=À�µ�Á`¹F·N¶�¶¹�ºÅ6½Nµ�º�¼=À6ÄÑ6½N¼BÀ6º3È ë ¿$¾BÅ6½NÄ�½R·NÏB¹V·NÀ�Ñ6¼B¶!µ�·NÃFÅ`½R¼=¶¬µ�¾J¼BÃwÏ1À6¾3¿V½N¹FÄ`¸B¹$µ�Á6¹VÁ6¼=¶Ä�¿$¾B¶!Ï�¾BÐ�µ�Á`¹VÃF¾B½N½N¹F¼B¸=Å6¹Fº¬Ði¶!¾BÂòÇ$ó�Ç�ó�Ùp»�¿VÁ6¾J¼B½Nº¾[¾=ãY¹�¶¹�ÄpÂ�¼BÀ1ÆÐi¶!·R¹�À6Ä6½NÆ�Ä6·NºÃ�Å6º!º·N¾BÀ6ºr¼=À6Ä�¼BÄ6Ê1·NÃF¹+»3¼BÀ6Äyµ�Á6¹Vº!µ�·NÂ�Å`½R¼=µ�·NÀ6¸[ÃF¾BÂ�Â�¹FÀ1µº¬Ë+ÆpÚyÈ ô¬¼3ÊB¹�¶qÈ�ÉVÁ6¹V¿$¹FË`æ ¼=ÃFÃF¹�ºº!·NË6½R¹$Å6Ñ6æ�µ�¾=æ Ä`¼Bµ�¹�º!Å6Â�Â�¼B¶!·R¹�ºÂ�¼B·NÀ1µ�¼B·NÀ6¹�ÄTË1Æ�µ�Á6¹[Ö�¹F¼3Ê1Æ�äf½N¼3ÊB¾=¶�ó�ÊB¹�¶¼=¸B·NÀ6¸]õ$¶!¾BÅ6Ñ]¼BÀ6Ä]Ë+Æ�µÁ6¹�çR×föJ÷oø6µ�µ¹F¶3éB¼=À6Ä�ç ù�ÉVø`µ�é+¸B¶!¾BÅ`Ñ6º�¼=¶¹�·RÀ1Êq¼B½NÅ6¼=Ë6½R¹�º!¾BÅ6¶!ÃF¹�º¾BÐf·NÀ6Ði¾B¶!Â�¼Bµ�·N¾BÀ]¾BÀ9¹FÎ1Ñ�¹F¶!·RÂ�¹�À+µ¼B½{¶!¹Fº!Å6½Nµ�ºV¼BÀ`Ä}×föJ÷ñø6µºqÈ

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ÞNúwá¬Ö�¹F¼3Ê1Æ är½N¼3ÊB¾B¶ ó�ÊB¹F¶!¼B¸=·RÀ`¸ õ$¶!¾BÅ6Ñ ûiÖ�ä%ó�õJü�» ¼B¶!ý�·NÊ{þ Á6¹�Ñ6æ ¹�Î1ÿBÜBígúwÛ=Ü�Ý���� º!¹F¹ ¼=½Rº!¾ Å6Ñ�Ä6¼Bµ¹Fº ·NÀÁ1µµ�Ñ�þ ÿBÿ=¿V¿V¿�È º!½R¼=Ã+È ºµ¼BÀ6Ði¾=¶ÄfÈ ¹�Ä6Å6ÿBÎ1¾=¶¸=ÿBÁ6Ði¼=¸BÿB·NÀ6Ä6¹�Î~È Á1µ�Â�½

Þ ÛBá¬ô¬¼=¶µ·RÃ�½R¹�ð�¼Bµ�¼oõ$¶!¾BÅ`Ñ�»+è�È1Ø�·RÄ6¹�½RÂ�¼=À]¹�µV¼B½�ÈR»+ô�Á+Æ1º3È+Õ�¹�µ�µ�È%Ç ßBê=Û�»{ú�ûiÛ=ÜBÜBígü�ÈÞ �Bá��{È1Ö�È~×fÁ6¶!·Rº!µ�¹�À6º¹�À]¹�µV¼B½�»+ô(Á1Æ1ºqÈ+Ù�¹FÊ~È+Õ�¹�µ�µ�È�ú���»{ú��Bà;û�ú ê��Bígü�ÈÞ íBá¬Ç�ó�Ç$ó�Ù ×f¾=½R½N¼BË�¾B¶!¼Bµ·R¾=À�»3Ç�È=ó�Å6Ë�¹F¶!µ$¹Fµ(¼=½�ÈN»=ô(Á1Æ1ºqÈBÙ"¹�Ê{ÈBÕ�¹�µ�µqÈBà=ê�»BÛBÜgúwàBÜ=ÛTûiÛ=ÜBÜBÛgü�BÇ�¹F½N½R¹�×f¾B½N½R¼=ËY¾=¶¼=µ�·N¾BÀ�»�öTÈ�ó�ËY¹�¹Fµ$¼B½�ÈR»

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SLAC Summer Institute on Particle Physics (SSI04), Aug. 2-13, 2004

18

Page 19: CP Violation in B Meson Decays -Experimental Results

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