INSPIRE   JSON PDGID:
S054

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The latest unpublished results are described in the ``Quark and Lepton Compositeness'' review.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   $>4.600 \times 10^{3}$ 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