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1,955 results on '"Karlen, D."'

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201. Evidence for a spin-1 resonance in the reaction γγ*→K0K±π±

202. Observation of spin-1 f1(1285) in the reaction γγ*→η0π+π-

203. Initial measurements of Z-boson resonance parameters in e+e- annihilation

204. Measurement of single and double radiative low-Q2 Bhabha scattering at Ec.m.

205. Limits on new-lepton pairs (L-,L0) with arbitrary neutrino mass.

206. Upper limit on B0B0 mixing in e+e- annihilation at 29 GeV

207. Upper limit on the branching ratio for the decay τ-→Π-ηvτ

208. Λc+ production and semileptonic decay in 29-GeV e+e- annihilation

209. Observation of ψ production in e+e- annihilation at 29 GeV

210. Search for heavy-neutrino production in e+e- annihilation at 29 GeV

211. Observation of Ω- Production in e+e- Annihilation at 29 GeV

212. Refined measurement of the B-hadron lifetime

213. Measurement of the branching fractions of the τ lepton using a tagged sample of τ decays

214. Inclusive Charged-Particle Distribution in Nearly Threefold-Symmetric Three-Jet Events at Ec.m.=29 GeV

215. Charged-meson pair production in gammaγ interactions

216. Study of τ decay modes with multiple neutral mesons in the final states

217. Observation of Ξ- production in e+e- annihilation at 29 GeV

218. Observation of psi production in e+e- annihilation at 29 GeV.

219. Lambda c+ production and semileptonic decay in 29-GeV e+e- annihilation.

220. Observation of Omega - production in e+e- annihilation at 29 GeV.

221. Observation of Xi - production in e+e- annihilation at 29 GeV.

222. Studies of jet production rates in e+e- annihilation at Ecm=29 GeV

223. A study of muon pair production and evidence for tau pair production in photon-photon collisions at LEP

224. A measurement ofΓ (Z 0→b $$\Gamma ({\rm Z}^0 \to b\bar b)$$ /Γ(Z 0→hadrons) using an impact parameter technique

225. Measurement of $$\Gamma ({\rm Z}^0 \to b\bar b)/\Gamma ({\rm Z}^0 \to hadrons)$$ using leptons

226. A measurement of the forward-backward asymmetry of $$e^ + e^ - \to b\bar b$$ at centre of mass energies on and near theZ 0 peak usingD *± mesons

227. Studies of strong and electroweak interactions using final state photon emission in hadronicZ 0 decays

228. A study of differences between quark and gluon jets using vertex tagging of quark jets

229. A test of the flavour independence of the strong interaction for five flavours

230. Measurement of the averageb hadron lifetime inZ 0 decays

231. Measurements of $${{\Gamma (Z^0 \to b\bar b)} \mathord{\left/ {\vphantom {{\Gamma (Z^0 \to b\bar b)} {\Gamma (Z^0 \to hadrons)}}} \right. \kern-\nulldelimiterspace} {\Gamma (Z^0 \to hadrons)}}$$ and semileptonic branching ratios forb-flavoured hadrons in hadronicZ 0 decays

232. Precision measurements of the neutral current from hadron and lepton production at LEP

233. Measurement of the τ lifetime

234. QCD coherence studies using two particle azimuthal correlations

235. The forward-backward asymmetry of $$e^ + e^ - \to b\bar b and e^ + e^ - \to c\bar c$$ using leptons in hadronicZ 0 decays

236. A determination ofα s( $$M_{Z^0 } $$ ) at LEP using resummed QCD calculations

238. Review of Particle Physics

239. Gauge & Higgs boson summary table

240. A study of charged particle multiplicities in hadronic decays of theZ 0

241. Inclusive neutral vector meson production in hadronicZ 0 decays

242. Properties of multihadronic events with a final state photon at $$\sqrt s = M_{Z^0 } $$

243. A measurement of electron production in hadronicZ 0 decays and a determination of $$\Gamma (Z^0 \to b\bar b)$$

244. A global determination of $$\alpha _s (M_{Z^0 } )$$ at LEP

246. The operation of plastic MSGCs at high rates

247. Search for charged Higgs bosons in e+e− collisions at \documentclass[12pt]{minimal} \usepackage{amsmath} \usepackage{wasysym} \usepackage{amsfonts} \usepackage{amssymb} \usepackage{amsbsy} \usepackage{mathrsfs} \usepackage{upgreek} \setlength{\oddsidemargin}{-69pt} \begin{document}$\sqrt{s}=189\mbox{--}209\ \mbox{GeV}$\end{document}

248. Measurement of three-jet distributions sensitive to the gluon spin ine + e − annihilations at $$\sqrt s = 91$$ GeV

249. A study of the recombination scheme dependence of jet production rates and of α s ( $$M_{Z^0 } $$ ) in hadronicZ 0 decays

250. A direct measurement of theZ 0 invisible width by single photon counting

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