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SCALE LIMITS for Contact Interactions: $\Lambda\mathrm {( {{\mathit e}} {{\mathit e}} {{\mathit \tau}} {{\mathit \tau}} )}$
SCALE LIMITS for Contact Interactions: $\Lambda\mathrm {( {{\boldsymbol e}} {{\boldsymbol e}} {{\boldsymbol \tau}} {{\boldsymbol \tau}} )}$
INSPIRE search
Limits are for $\Lambda_{LL}^{\pm}$ only. For other cases, see each reference.
$\Lambda_{LL}^+({\mathrm {TeV}}$)
$\Lambda_{LL}^-({\mathrm {TeV}}$)
CL%
DOCUMENT ID
TECN
COMMENT
$ \mathbf {>7.9} $
> 5.8
95
1
SCHAEL
2007
A
ALEP
$\mathit E_{{\mathrm {cm}}}$= $189 - 209$ GeV
$ \mathbf {>7.9} $
>4.6
95
ABDALLAH
2006
C
DLPH
$\mathit E_{{\mathrm {cm}}}$= $130 - 207$ GeV
$ >4.9 $
$\mathbf {>7.2}$
95
2
ABBIENDI
2004
G
OPAL
$\mathit E_{{\mathrm {cm}}}$= $130 - 207$ GeV
• • • We do not use the following data for averages, fits, limits, etc. • • •
$ >5.4 $
> 4.7
95
ACCIARRI
2000
P
L3
$\mathit E_{{\mathrm {cm}}}$= $130 - 189$ GeV
1
SCHAEL 2007A
limits are from $\mathit R_{c}$, $\mathit Q{}^{depl}_{FB}$, and hadronic cross section measurements.
2
ABBIENDI 2004G
limits are from ${{\mathit e}^{+}}$ ${{\mathit e}^{-}}$ $\rightarrow$ ${{\mathit \tau}}{{\mathit \tau}}$ cross section at $\sqrt {s }$ = $130 - 207~$GeV.
References:
SCHAEL
2007A
EPJ C49 411
Fermion Pair Production in ${{\mathit e}^{+}}{{\mathit e}^{-}}$ Collisions at $189 - 209$ GeV and Constraints on Physics Beyond the Standard Model
ABDALLAH
2006C
EPJ C45 589
Measurement and Interpretation of Fermion-Pair Production at LEP Energies above the ${{\mathit Z}}$ Resonance
ABBIENDI
2004G
EPJ C33 173
Tests of the Standard Model and Constraints on New Physics from Measurements of Fermion Pair Production at 189 to 209 GeV at LEP
ACCIARRI
2000P
PL B489 81
Search for Manifestations of New Physics in Fermion Pair Production at LEP