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Observation of $\Xi_{c}(2930)^0$ and Updated Measurement of $B^{-} \to K^{-} \Lambda_{c}^{+} \bar{\Lambda}_{c}^{-}$ at Belle
Freier ZugriffBASE | 2017|}(2930)^0$ is found in its decay to $K^- \Lambda_{c}^+$ in $B^{-} \to K^{-} \Lambda_{c}^{+} \bar{\Lambda}_{c}^{-}$ decays. The measured mass and ...Schlagwörter: electron positron: energy -
Evidence for $B^+ \rightarrow h_c K^+$ and observation of $\eta_c(2S) \to p \bar{p} \pi^+ \pi^-$
Freier ZugriffBASE | 2019|channel $B^+ \to (p \bar{p} \pi^+ \pi^-) K^+$ results in the first observation of the decay $\eta_c(2S) \to p \bar{p} \pi^+ \pi^-$ with $12.1 ...Schlagwörter: electron positron: annihilation, electron positron: colliding beams, mass spectrum: (p anti-p pi+ pi-), B+ --> h/c(3526) K+, B+ --> p anti-p pi+ pi- K+, eta/c(3590) --> p anti-p pi+ pi- -
Evidence of charged $\Xi_{c}(2930)$ and updated measurement of $B^{0} \to K^{0} \Lambda_{c}^{+} \bar{\Lambda}_{c}^{-}$ at Belle
Freier ZugriffBASE | 2018|}(2930)$ is found in its decay to $K_{S}^{0} \Lambda_{c}$ in the substructure of $B^{0} \to K^{0}_{S} \Lambda_{c}^{+} \bar{\Lambda}_{c ...Schlagwörter: electron positron: annihilation, electron positron: colliding beams, electron positron: energy, mass spectrum: (Lambda/c+ Antilambda/c+), Xi/c(2930) --> K0(S) Lambda/c+, B0 --> K0(S) Lambda/c+ Antilambda/c+ -
Measurements of the branching fractions of $\Lambda_c^+ \to p \eta$ and $\Lambda_c^+ \to p \pi^0$ decays at Belle
Freier ZugriffBASE | 2021|}(\Lambda_c^+ \to p \eta)/{\cal B}(\Lambda_c^+ \to p K^- \pi^+) = (2.258 \pm 0. 077(\rm stat. ) \pm 0.136(\rm syst. ))\times 10^{-2}$, from which we ...Schlagwörter: electron positron: annihilation, electron positron: colliding beams, Lambda/c+: hadronic decay, Lambda/c+: rare decay, Lambda/c+: branching ratio: measured, Lambda/c+: branching ratio: upper limit, Lambda/c+: yield, mass spectrum: (p eta), Lambda/c+ --> p eta, Lambda/c+ --> p pi0 -
Search for $B^0$ meson decays into $\Lambda$ and missing energy with a hadronic tagging method at Belle
Freier ZugriffBASE | 2021|We present a search for the decays of $B^0$ mesons into a final state containing a $\Lambda$ baryon and missing energy. These results are ...Schlagwörter: electron positron: annihilation, electron positron: colliding beams, Lambda -
Search for $CP$ violation with Kinematic Asymmetries in the $D^{0}\rightarrow K^{+}K^{-}\pi^{+}\pi^{-}$ Decay
Freier ZugriffBASE | 2018|We search for $CP$ violation in the singly-Cabibbo-suppressed decay $D^{0}\rightarrow K^{+}K^{-}\pi^{+}\pi^{-}$ using data corresponding to ...Schlagwörter: electron positron: annihilation, electron positron: colliding beams, K: pair production, D0 --> K+ K- pi+ pi- -
Search for $CP$ violation and measurement of the branching fraction in $D^{0} \to K^0_S K^0_S$ decay
Freier ZugriffBASE | 2017|We report a study of the decay $D^0 \to K^0_S K^0_S$ using 921~fb$^{-1}$ of data collected at or near the $\Upsilon(4S)$ and $\Upsilon(5S ...Schlagwörter: electron positron: annihilation, electron positron: colliding beams -
The Large Hadron-Electron Collider at the HL-LHC
Freier ZugriffBASE | 2020|The Large Hadron electron Collider (LHeC) is designed to move the field of deep inelastic scattering (DIS) to the energy and intensity ...Schlagwörter: electron: linear accelerator, electron: beam, p: distribution function, electron nucleus: colliding beams, electron hadron: scattering, electron p: colliding beams, electron p: scattering -
Test of lepton flavor universality in $B \to K \ell^{+}\ell^{-}$ decays
Freier ZugriffBASE | 2020|We present measurements of the branching fractions for the decays $B\to K \mu^{+}\mu^{-}$ and $B\to K e^{+}e^{-}$, and their ratio ($R_{K ...Schlagwörter: electron positron: annihilation, electron positron: colliding beams, electron: pair production, B --> K muon+ muon-, B --> K electron positron -
Dalitz analysis of $D^{0}\to K^{-}\pi^{+}\eta$ decays at Belle
Freier ZugriffBASE | 2020|We present the results of the first Dalitz plot analysis of the decay $D^{0}\to K^{-}\pi^{+}\eta$. The analysis is performed on a data set ...Schlagwörter: electron positron: annihilation, electron positron: colliding beams, K*(892), K*(1410), K*(1680), K*2(1980), mass spectrum: (K pi), D0 --> K- pi+ eta -
Evidence for the decay $Ω_ c^ 0 → π^ + Ω ( 2012 )^ − → π^ + ( K ¯ Ξ )^ −$
Freier ZugriffBASE | 2021|present evidence for the $\Omega(2012)^-$ in the resonant substructure of $\Omega_{c}^{0} \to \pi^+ (\bar{K}\Xi)^{-}$ ($(\bar{K}\Xi)^{-}$ = $K ...Schlagwörter: electron positron: annihilation, electron positron: colliding beams, mass spectrum: (K- Xi0), Omega/c0 --> pi+ K- Xi0 -
Search for B$^+$→K$^+$$ν\overline{ν}$ Decays Using an Inclusive Tagging Method at Belle II
Freier ZugriffBASE | 2021|A search for the flavor-changing neutral-current decay B$^+$→K$^+$$ν\overline{ν}$ is performed at the Belle II experiment at the SuperKEKB ...Schlagwörter: electron positron: annihilation, electron positron: colliding beams, electron positron: energy, B+ --> K+ neutrino antineutrino -
Search for the Lepton-Flavor-Violating Decay $B^{0}\to K^{\ast 0} \mu^{\pm} e^{\mp}$
Freier ZugriffBASE | 2018|We have searched for the lepton-flavor-violating decay $B^{0}\to K^{\ast 0} \mu^{\pm} e^{\mp}$ using a data sample of 711~\invfb that ...Schlagwörter: electron positron: annihilation, electron positron: colliding beams, B0 --> K*(892)0 muon- positron, B0 --> K*(892)0 muon+ electron) -
Inclusive Spectra of electroproduced $K^+$ mesons
Freier ZugriffBASE | 1978|ep → eK + + anything is given as a function of the variables q 2 , W , x , p 2 ⊥ and φ in the following region: −0.5 ⩽ q 2 ⩽ −0.1 GEV 2 , 2.0 ...Schlagwörter: ELECTRON P: INCLUSIVE REACTION, K+: FINAL STATE, FINAL STATE: K+, ELECTRON: FINAL STATE, FINAL STATE: ELECTRON, K+: ELECTROPRODUCTION, ELECTROPRODUCTION: K+, ELECTRON P --> K+ ELECTRON ANYTHING -
Search for the decay $B^{0}\rightarrow K^{\ast 0}\tau^{+}\tau^{-}$ at the Belle experiment
Freier ZugriffBASE | 2021|This letter presents a search for the rare flavor-changing neutral current process $B^{0}\rightarrow K^{\ast 0}\tau^{+}\tau^{-}$ using data ...Schlagwörter: electron positron: annihilation, electron positron: colliding beams, K*(892)0, B0 --> K*(892)0 tau+ tau- -
Evidence for Isospin Violation and Measurement of $CP$ Asymmetries in $B \to K^{\ast}(892) \gamma$
Freier ZugriffBASE | 2017|We report the first evidence for isospin violation in $B \to K^* \gamma$ and the first measurement of difference of $CP$ asymmetries ...Schlagwörter: electron positron: annihilation, electron positron: colliding beams, K*(892), B0 --> photon K*(892)0, B+ --> photon K*(892)+ -
Search for the $B \to Y(4260) K, ~Y(4260) \to J/\psi \pi^+\pi^-$ decays
Freier ZugriffBASE | 2019|We report the results of a search for the $B → Y(4260)K, Y(4260) → J/ψπ^+π^−$ decays. This study is based on a data sample corresponding to ...Schlagwörter: electron positron: annihilation, electron positron: colliding beams, B+ --> Y(4260) K+ -
Measurement of the cross-section for the reaction $\gamma p \to J/\psi p$ with the ZEUS detector at HERA
Freier ZugriffBASE | 1995|This paper reports the cross section measurements for the process ep → e J/ψ p for Q 2 < 4 GeV 2 at s = 296 GeV, based on an integrated ...Schlagwörter: electron p: colliding beams, colliding beams: electron p, electron p: exclusive reaction, electron p --> J/psi(3100) p electron, J/psi(3100) --> positron electron -
High-energy electron scattering from $\mathrm{^6Li}$ and $\mathrm{^{12}C}$
Freier ZugriffBASE | 1974|Schlagwörter: electron light nucleus: interaction, interaction: electron light nucleus, electron: differential cross section, differential cross section: electron, electron light nucleus: elastic scattering, elastic scattering: electron light nucleus, electron p: interaction, interaction: electron p, electron n: interaction, interaction: electron n, FINAL STATE: ELECTRON, ELECTRON LIGHT NUCLEUS --> LIGHT NUCLEUS P ELECTRON, ELECTRON LIGHT NUCLEUS --> LIGHT NUCLEUS DEUTERON ELECTRO, ELECTRON DEUTERON: ELASTIC SCATTERING, ELASTIC SCATTERING: ELECTRON DEUTERON, P: FINAL STATE, FINAL STATE: P, ELECTRON: FINAL STATE -
A Study of the fragmentation of quarks in $\mathrm{e^{-} p}$ collisions at HERA
Freier ZugriffBASE | 1995|from within the proton in e − p interactions are essentially the same as those of quarks pair-created from the vacuum in e + e − annihilation ...Schlagwörter: electron p: colliding beams, colliding beams: electron p, electron p: deep inelastic scattering, deep inelastic scattering: electron p, electron positron: annihilation, annihilation: electron positron
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