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Page 1: LLLLLLLLLLL · 3¢ i J ¬ «+J QS10/21 P~Q71 ¸ ± (BA²< wr`N/²j 6v *10/2108 P UX1 P U ` wyPRQS1 73[/r3NT 1 P10/U4< 6vU 106 PRQS10/BP~QS1 ¯ `N/bP~QS1 $ § ²

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Page 4: LLLLLLLLLLL · 3¢ i J ¬ «+J QS10/21 P~Q71 ¸ ± (BA²< wr`N/²j 6v *10/2108 P UX1 P U ` wyPRQS1 73[/r3NT 1 P10/U4< 6vU 106 PRQS10/BP~QS1 ¯ `N/bP~QS1 $ § ²

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ννγγ(γ)ννγγ(γ)

ALEPH DELPHI L3 OPAL130 ≤√s≤ 208 GeV

preliminary

0

10

20

30

40

50

60

70

0 25 50 75 100 125 150 175 200

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50

75

100

125

50 100 150 200

CDF

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Page 6: LLLLLLLLLLL · 3¢ i J ¬ «+J QS10/21 P~Q71 ¸ ± (BA²< wr`N/²j 6v *10/2108 P UX1 P U ` wyPRQS1 73[/r3NT 1 P10/U4< 6vU 106 PRQS10/BP~QS1 ¯ `N/bP~QS1 $ § ²

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0

100

200

300

400

500

600

700

800

900

1000

0 25 50 75 100 125 150 175 200

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Page 7: LLLLLLLLLLL · 3¢ i J ¬ «+J QS10/21 P~Q71 ¸ ± (BA²< wr`N/²j 6v *10/2108 P UX1 P U ` wyPRQS1 73[/r3NT 1 P10/U4< 6vU 106 PRQS10/BP~QS1 ¯ `N/bP~QS1 $ § ²

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10-5

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Page 9: LLLLLLLLLLL · 3¢ i J ¬ «+J QS10/21 P~Q71 ¸ ± (BA²< wr`N/²j 6v *10/2108 P UX1 P U ` wyPRQS1 73[/r3NT 1 P10/U4< 6vU 106 PRQS10/BP~QS1 ¯ `N/bP~QS1 $ § ²

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90

100

σ 95 (

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60

70

80

90

100

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log(τ*s)

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60

70

80

90

100

50

60

70

80

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Page 10: LLLLLLLLLLL · 3¢ i J ¬ «+J QS10/21 P~Q71 ¸ ± (BA²< wr`N/²j 6v *10/2108 P UX1 P U ` wyPRQS1 73[/r3NT 1 P10/U4< 6vU 106 PRQS10/BP~QS1 ¯ `N/bP~QS1 $ § ²

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60

70

80

90

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50

60

70

80

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60

70

80

90

100

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log(τ*s)

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60

70

80

90

100

50

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70

80

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Page 11: LLLLLLLLLLL · 3¢ i J ¬ «+J QS10/21 P~Q71 ¸ ± (BA²< wr`N/²j 6v *10/2108 P UX1 P U ` wyPRQS1 73[/r3NT 1 P10/U4< 6vU 106 PRQS10/BP~QS1 ¯ `N/bP~QS1 $ § ²

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