A. Undrus

activity

19962020

most citedBranching Fraction and Photon Energy Spectrum b -> s gamma

428 citations · 3.3k across the 81 of their papers we have counts for

collaborators

81 papers

hep-ex2020★ 44 cited

Search for displaced leptons in $s = 13$ TeV $pp$ collisions with the ATLAS detector

ATLAS Collaboration

A search for charged leptons with large impact parameters using 139 fb $^{- 1}$ of $s = 13$ TeV $pp$ collision data from the ATLAS detector at the LHC is presented, addressing…

hep-ex2020★ 36 cited

Search for resonances decaying into a weak vector boson and a Higgs boson in the fully hadronic final state produced in proton $-$ proton collisions at $s = 13$ TeV with the ATLAS detector

ATLAS Collaboration

A search for heavy resonances decaying into a $W$ or $Z$ boson and a Higgs boson produced in proton $-$ proton collisions at the Large Hadron Collider at $s = 13$ TeV is prese…

nucl-ex2019★ 39 cited

Transverse momentum and process dependent azimuthal anisotropies in $s_{NN} = 8.16$ TeV $p$ +Pb collisions with the ATLAS detector

ATLAS Collaboration

The azimuthal anisotropy of charged particles produced in $s_{NN} = 8.16$ TeV $p$ +Pb collisions is measured with the ATLAS detector at the LHC. The data correspond to…

hep-ex2019★ 25 cited

Evidence for electroweak production of two jets in association with a $Z γ$ pair in $pp$ collisions at $s = 13$ TeV with the ATLAS detector

ATLAS Collaboration

Evidence for electroweak production of two jets in association with a $Z γ$ pair in $s = 13$ TeV proton $-$ proton collisions at the Large Hadron Collider is presented. The ana…

hep-ex2018★ 17 cited

Search for vector-boson resonances decaying to a top quark and bottom quark in the lepton plus jets final state in $pp$ collisions at $s$ = 13 TeV with the ATLAS detector

ATLAS Collaboration

A search for new charged massive gauge bosons, $W^{'}$ , is performed with the ATLAS detector at the LHC. Data were collected in proton-proton collisions at a centre-of-mass ener…

hep-ex2007★ 51 cited

A Search for B+ -> tau+ nu

The BABAR Collaboration, B. Aubert

We present a search for the decay B+ -> tau+ nu using 383x10^6 BBbar pairs collected at the Y(4S) resonance with the BABAR detector at the SLAC PEP-II B-Factory. A sample of events…

hep-ex2001★ 162 cited

First Measurement of Gamma(D+) and Precision Measurement of m_D+ - m_D0

A. Anastassov

We present the first measurement of the D*+ width using 9/fb of e+ e- data collected near the Upsilon(4S) resonance by the CLEO II.V detector. Our method uses advanced tracking tec…

hep-ex2001★ 125 cited

First Measurement of $Γ (D * +)$

S. Ahmed

We present the first measurement of the D*+ width using 9/fb of e+e- data collected near the Upsilon(4S) resonance by the CLEO II.V detector. Our method uses advanced tracking tech…

hep-ex2001★ 156 cited

TESLA Technical Design Report, Part VI, Chapter 1: The Photon Collider at TESLA

B. Badelek, C. Blochinger, J. Blumlein +96

TESLA Technical Design Report, Part VI, Chapter 1: The Photon Collider at TESLA

hep-ex2001★ 428 cited

Branching Fraction and Photon Energy Spectrum b -> s gamma

S. Chen, CLEO Collaboration

We have measured the branching fraction and photon energy spectrum for the radiative penguin process b -> s gamma. We find BR(b -> s gamma) = (3.21 +- 0.43 +- 0.27 +0.18 -0.10) 10^…

hep-ex2001★ 17 cited

Improved Upper Limits on the FCNC Decays $B \to K ℓ^{+} ℓ^{-}$ and $B \to K^{*} (892) ℓ^{+} ℓ^{-}$

S. Anderson, CLEO Collaboration

We have searched a sample of 9.6 million BBbar events for the flavor-changing neutral current decays B -> K l^+ l^- and B -> K^*(892) l^+ l^-. We subject the latter decay to the re…

hep-ex2001★ 30 cited

Search for the Familon via $B^{\pm} \to π^{\pm} X^{0}$ , $B^{\pm} \to K^{\pm} X^{0}$ , and $B^{0} \to K_{S}^{0} X^{0}$ Decays

R. Ammar, CLEO Collaboration

We have searched for the two-body decay of the B meson to a light pseudoscalar meson $h = π^{+}, K^{+}, K_{S}^{0}$ and a massless neutral weakly-interacting particle $X^{0}$ such as the fami…

hep-ex2001★ 4 cited

First Observation of barB0 to D*0 pi+pi+pi-pi- Decays

K. W. Edwards, CLEO Collaboration

We report on the observation of B0bar -> D*0 pi+ pi+ pi- pi- decays. The branching ratio is (0.30 +/- 0.07 +/- 0.06)%. Interest in this particular mode was sparked by Ligeti, Luke…

hep-ex2001★ 29 cited

Rate Measurement of $D^{0} \to K^{+} π^{-} π^{0}$ and Constraints on $D^{0} - D^{0}$ Mixing

G. Brandenburg, CLEO Collaboration

We present an observation and rate measurement of the decay D0 -> K+pi-pi0 produced in 9/fb of e+e- collisions near the Upsilon(4S) resonance. The signal is inconsistent with an up…

hep-ex2001★ 27 cited

Experimental Investigation of the Two-Photon Widths of the $χ_{c 0}$ and the $χ_{c 2}$ Mesons

B. I. Eisenstein, CLEO Collaboration

Using 12.7 $f b^{- 1}$ of data collected with the CLEO detector at CESR, we observed two-photon production of the $c c ˉ$ states $χ_{c 0}$ and $χ_{c 2}$ in their decay to $π^+ π^- π…

hep-ex2001★ 14 cited

First Observation of B -> D(*) rho', rho' -> omega pi-

J. Alexander, CLEO Collaboration

We report on the observation of B-> D(*) pi+ pi- pi- pi^o decays. The branching ratios for D*+ and D*o are (1.72+/-0.14+/-0.24)% and (1.80+/-0.24+/-0.27)%, respectively. Each final…

hep-ex2001★ 4 cited

Correlated /\c-/\cbar production in e+e- annihilations at sqrt{s}~10.5 GeV

A. Bornheim

Using 13.6/fb of continuum two-jet e+e- -> ccbar events collected with the CLEO detector, we have searched for baryon number correlations at the primary quark level. We have measur…

hep-ex2001★ 15 cited

A Search for Charmless $B \to V V$ Decays

R. Godang, CLEO Collaboration

We have studied two-body charmless decays of the $B$ meson into the final states $ρ^{0} ρ^{0}$ , $K^{* 0} ρ^{0}$ , $K^{* 0} K^{* 0}$ , $K^{* 0} K^{* 0} ˉ$ , $K^{*+} ρ^{0}$ , $K^{*+} \bar{K^{*0}}…

hep-ex2001★ 30 cited

Bounds on the CP Asymmetry in Like-Sign Dileptons from $B^{0} B ˉ^{0}$ Meson Decays

D. E. Jaffe, CLEO Collaboration

We have measured the charge asymmetry in like-sign dilepton yields from B^0 B^0-bar meson decays using the CLEO detector at the Cornell Electron Storage Ring. We find a_ll = [N(l+l…

hep-ex2000★ 32 cited

Search for CP Violation in $D^{0} \to K_{S}^{0} π^{0}$ , $D^{0} \to π^{0} π^{0}$ and $D^{0} \to K_{S}^{0} K_{S}^{0}$

G. Bonvicini, CLEO Collaboration

We have searched for CP-violating asymmetries in neutral charm meson decays in 13.7 fb^-1 of e^+e^- collision data at sqrt{s} = 10.6 GeV with the CLEO detector. The measured asymme…

hep-ex2000★ 7 cited

A Measurement of the Decay Asymmetry Parameters in $Ξ_{c}^{0}\to \X^{-}π^{+}$

S. Chan, CLEO Collaboration

Using the CLEO II detector at the Cornell Electron Storage Ring we have measured the $Ξ_{c}^{0}$ decay asymmetry parameter in the decay $Ξ_{c}^{0} \to Ξ^{-} π^{+}$ . We find $α_{Ξ_c^{0}}…

hep-ex2000★ 129 cited

Dalitz Analysis of the Decay $D^{0} \to K^{-} π^{+} π^{0}$

S. Kopp, CLEO Collaboration

We use data collected with the CLEO II detector to perform a high-statistics measurement of the resonant substructure in $D^{0} \to K^{-} π^{+} π^{0}$ decays. We find the Dalitz Plot is well…

hep-ex2000★ 123 cited

Observation of New States Decaying into $Λ_{c}^{+} π^{-} π^{+}$

M. Artuso, CLEO Collaboration

Using 13.7 fb^{-1} of data recorded by the CLEO detector at CESR, we investigate the spectrum of charmed baryons which decay into Lambda_c^+ pi^- pi^+ and are more massive than the…

hep-ex2000★ 21 cited

Observation of the $Ω_{c}^{0}$ Charmed Baryon at CLEO

D. Cronin-Hennessy, CLEO Collaboration

The CLEO experiment at the CESR collider has used 13.7 fb $^{- 1}$ of data to search for the production of the $Ω_{c}^{0}$ (css-ground state) in $e^{+} e^{-}$ collisions at $\sqrt{s} \sim…

Search for displaced leptons in s​=13 TeV pp collisions with the ATLAS detector

Search for resonances decaying into a weak vector boson and a Higgs boson in the fully hadronic final state produced in proton−proton collisions at s​=13 TeV with the ATLAS detector

Transverse momentum and process dependent azimuthal anisotropies in sNN​​=8.16 TeV p+Pb collisions with the ATLAS detector

Evidence for electroweak production of two jets in association with a Zγ pair in pp collisions at s​=13 TeV with the ATLAS detector

Search for vector-boson resonances decaying to a top quark and bottom quark in the lepton plus jets final state in pp collisions at s​ = 13 TeV with the ATLAS detector

A Search for B+ -> tau+ nu

First Measurement of Gamma(D*+) and Precision Measurement of m_D*+ - m_D0

First Measurement of Γ(D∗+)

TESLA Technical Design Report, Part VI, Chapter 1: The Photon Collider at TESLA

Branching Fraction and Photon Energy Spectrum b -> s gamma

Improved Upper Limits on the FCNC Decays B→Kℓ+ℓ− and B→K∗(892)ℓ+ℓ−

Search for the Familon via B±→π±X0, B±→K±X0, and B0→KS0​X0 Decays

First Observation of barB0 to D*0 pi+pi+pi-pi- Decays

Rate Measurement of D0→K+π−π0 and Constraints on D0−D0 Mixing

Experimental Investigation of the Two-Photon Widths of the χc0​ and the χc2​ Mesons

First Observation of B -> D(*) rho', rho' -> omega pi-

Correlated /\c-/\cbar production in e+e- annihilations at sqrt{s}~10.5 GeV

A Search for Charmless B→VV Decays

Bounds on the CP Asymmetry in Like-Sign Dileptons from B0Bˉ0 Meson Decays

Search for CP Violation in D0→KS0​π0, D0→π0π0 and D0→KS0​KS0​

A Measurement of the Decay Asymmetry Parameters in $Ξ_{c}^{0}\to \X^{-}π^{+}$

Dalitz Analysis of the Decay D0→K−π+π0

Observation of New States Decaying into Λc+​π−π+

Observation of the Ωc0​ Charmed Baryon at CLEO

Search for displaced leptons in $s = 13$ TeV $pp$ collisions with the ATLAS detector

Search for resonances decaying into a weak vector boson and a Higgs boson in the fully hadronic final state produced in proton $-$ proton collisions at $s = 13$ TeV with the ATLAS detector

Transverse momentum and process dependent azimuthal anisotropies in $s_{NN} = 8.16$ TeV $p$ +Pb collisions with the ATLAS detector

Evidence for electroweak production of two jets in association with a $Z γ$ pair in $pp$ collisions at $s = 13$ TeV with the ATLAS detector

Search for vector-boson resonances decaying to a top quark and bottom quark in the lepton plus jets final state in $pp$ collisions at $s$ = 13 TeV with the ATLAS detector

First Measurement of Gamma(D+) and Precision Measurement of m_D+ - m_D0

First Measurement of $Γ (D * +)$

Improved Upper Limits on the FCNC Decays $B \to K ℓ^{+} ℓ^{-}$ and $B \to K^{*} (892) ℓ^{+} ℓ^{-}$

Search for the Familon via $B^{\pm} \to π^{\pm} X^{0}$ , $B^{\pm} \to K^{\pm} X^{0}$ , and $B^{0} \to K_{S}^{0} X^{0}$ Decays

Rate Measurement of $D^{0} \to K^{+} π^{-} π^{0}$ and Constraints on $D^{0} - D^{0}$ Mixing

Experimental Investigation of the Two-Photon Widths of the $χ_{c 0}$ and the $χ_{c 2}$ Mesons

A Search for Charmless $B \to V V$ Decays

Bounds on the CP Asymmetry in Like-Sign Dileptons from $B^{0} B ˉ^{0}$ Meson Decays

Search for CP Violation in $D^{0} \to K_{S}^{0} π^{0}$ , $D^{0} \to π^{0} π^{0}$ and $D^{0} \to K_{S}^{0} K_{S}^{0}$

Dalitz Analysis of the Decay $D^{0} \to K^{-} π^{+} π^{0}$

Observation of New States Decaying into $Λ_{c}^{+} π^{-} π^{+}$

Observation of the $Ω_{c}^{0}$ Charmed Baryon at CLEO