INSPIRE  

Quark and Lepton Compositeness, Searches for

 
The latest unpublished results are described in the ``Quark and Lepton Compositeness'' review.
SCALE LIMITS for Contact Interactions: $\Lambda\mathrm {( {{\mathit e}} {{\mathit e}} {{\mathit e}} {{\mathit e}} )}$   $>8.3$ TeV  CL=95.0%
 
SCALE LIMITS for Contact Interactions: $\Lambda\mathrm {( {{\mathit e}} {{\mathit e}} {{\mathit \mu}} {{\mathit \mu}} )}$
 
SCALE LIMITS for Contact Interactions: $\Lambda\mathrm {( {{\mathit e}} {{\mathit e}} {{\mathit \tau}} {{\mathit \tau}} )}$
 
SCALE LIMITS for Contact Interactions: $\Lambda\mathrm {( {{\mathit \ell}} {{\mathit \ell}} {{\mathit \ell}} {{\mathit \ell}} )}$
 
SCALE LIMITS for Contact Interactions: $\Lambda\mathrm {( {{\mathit e}} {{\mathit e}} {{\mathit q}} {{\mathit q}} )}$   $>24$ TeV  CL=95.0%
 
SCALE LIMITS for Contact Interactions: $\Lambda\mathrm {( {{\mathit \mu}} {{\mathit \mu}} {{\mathit q}} {{\mathit q}} )}$
 
SCALE LIMITS for Contact Interactions: $\Lambda\mathrm {( {{\mathit \ell}} {{\mathit \nu}} {{\mathit \ell}} {{\mathit \nu}} )}$   $>3.10$ TeV  CL=90.0%
 
SCALE LIMITS for Contact Interactions: $\Lambda\mathrm {( {{\mathit e}} {{\mathit \nu}} {{\mathit q}} {{\mathit q}} )}$   $>2.81$ TeV  CL=95.0%
 
SCALE LIMITS for Contact Interactions: $\Lambda\mathrm {( {{\mathit q}} {{\mathit q}} {{\mathit q}} {{\mathit q}} )}$
 
SCALE LIMITS for Contact Interactions: $\Lambda\mathrm {( {{\mathit \nu}} {{\mathit \nu}} {{\mathit q}} {{\mathit q}} )}$   $>5.0$ TeV  CL=95.0%
 
MASS LIMITS for Excited ${{\mathit e}}$ (${{\mathit e}^{*}}$ )
Limits for Excited ${{\mathit e}}$ (${{\mathit e}^{*}}$ ) from Pair Production   $>103.2$ GeV  CL=95.0%
 
Limits for Excited ${{\mathit e}}$ (${{\mathit e}^{*}}$ ) from Single Production   $>5.600 \times 10^{3}$ GeV  CL=95.0%
 
Limits for Excited ${{\mathit e}}$ (${{\mathit e}^{*}}$ ) from ${{\mathit e}^{+}}$ ${{\mathit e}^{-}}$ $\rightarrow$ ${{\mathit \gamma}}{{\mathit \gamma}}$   $>356$ GeV  CL=95.0%
 
Indirect Limits for Excited ${{\mathit e}}$ (${{\mathit e}^{*}}$ )
 
MASS LIMITS for Excited ${{\mathit \mu}}$ (${{\mathit \mu}^{*}}$ )
Limits for Excited ${{\mathit \mu}}$ (${{\mathit \mu}^{*}}$ ) from Pair Production   $>103.2$ GeV  CL=95.0%
 
Limits for Excited ${{\mathit \mu}}$ (${{\mathit \mu}^{*}}$ ) from Single Production   $>5.700 \times 10^{3}$ GeV  CL=95.0%
 
Indirect Limits for Excited ${{\mathit \mu}}$ (${{\mathit \mu}^{*}}$ )
 
MASS LIMITS for Excited ${{\mathit \tau}}$ (${{\mathit \tau}^{*}}$ )
Limits for Excited ${{\mathit \tau}}$ (${{\mathit \tau}^{*}}$ ) from Pair Production   $>103.2$ GeV  CL=95.0%
 
Limits for Excited ${{\mathit \tau}}$ (${{\mathit \tau}^{*}}$ ) from Single Production   $>2.500 \times 10^{3}$ GeV  CL=95.0%
 
MASS LIMITS for Excited Neutrino (${{\mathit \nu}^{*}}$ )
Limits for Excited ${{\mathit \nu}}$ (${{\mathit \nu}^{*}}$ ) from Pair Production   $>1.600 \times 10^{3}$ GeV  CL=95.0%
 
Limits for Excited ${{\mathit \nu}}$ (${{\mathit \nu}^{*}}$ ) from Single Production   $> 213$ GeV  CL=95.0%
 
MASS LIMITS for Excited ${{\mathit q}}$ (${{\mathit q}^{*}}$ )
Limits for Excited ${{\mathit q}}$ (${{\mathit q}^{*}}$ ) from Pair Production   $> 338$ GeV  CL=95.0%
 
Limits for Excited ${{\mathit q}}$ (${{\mathit q}^{*}}$ ) from Single Production   $> 6700$ GeV  CL=95.0%
 
MASS LIMITS for Color Sextet Quarks (${{\mathit q}_{{6}}}$ )   $>84$ GeV  CL=95.0%
 
MASS LIMITS for Color Octet Charged Leptons (${{\mathit \ell}_{{8}}}$ )   $>86$ GeV  CL=95.0%
 
MASS LIMITS for Color Octet Neutrinos (${{\mathit \nu}_{{8}}}$ )   $>110$ GeV  CL=90.0%
 
MASS LIMITS for ${{\mathit W}_{{8}}}$ (Color Octet ${{\mathit W}}$ Boson)
 
FOOTNOTES