P Spradlin

A converged architecture for processing 32 Tbps of physics data in real-time at the LHCb experiment

Roel Aaij, Christina Agapopoulou, Thomas Boettcher, Dorothea vom Bruch et autres

The LHCb detector at the Large Hadron Collider has been upgraded to acquire an unprecedented 32 Tbps of particle-collision data to provide new insights in the High Energy Physics domain. The data produced by the detector is filtered in real-time to select …

A converged architecture for processing 32 Tbps of physics data in real-time at the LHCb experiment

Roel Aaij, Christina Agapopoulou, Thomas Boettcher, Dorothea vom Bruch et autres

The LHCb detector at the Large Hadron Collider has been upgraded to acquire an unprecedented 32 Tbps of particle-collision data to provide new insights in the High Energy Physics domain. The data produced by the detector is filtered in real-time to select …

Search for $C\!P$ violation in $D^+ \to ϕπ^+$ decays

LHCb collaboration, R. Aaij, M. Abdelfatah, A. S. W. Abdelmotteleb et autres

A search for charge-parity ($C\!P$) violation in the Cabibbo-suppressed $D^+ \to ϕπ^+$ decay is presented, using proton-proton collision data corresponding to an integrated luminosity of $6\text{ fb}^{-1}$, collected at a centre-of-mass energy of $13\text{ TeV}$ with the LHCb detector during Run 2. …

Search for $C\!P$ violation in $D^+ \to ϕπ^+$ decays

LHCb collaboration, R. Aaij, M. Abdelfatah, A. S. W. Abdelmotteleb et autres

A search for charge-parity ($C\!P$) violation in the Cabibbo-suppressed $D^+ \to ϕπ^+$ decay is presented, using proton-proton collision data corresponding to an integrated luminosity of $6\text{ fb}^{-1}$, collected at a centre-of-mass energy of $13\text{ TeV}$ with the LHCb detector during Run 2. …

Search for the decays $B^+_{(c)} \to μ^+ ν_μγ$

LHCb collaboration, R. Aaij, M. Abdelfatah, A. S. W. Abdelmotteleb et autres

A search for the radiative leptonic decays $B^+\toμ^+ν_μγ$ and $B^+_c\toμ^+ν_μγ$ is performed using proton-proton collision data collected with the LHCb experiment at a center-of-mass energy of $13~{\rm TeV}$, corresponding to an integrated luminosity of $5.4~{\rm fb}^{-1}$. No evidence for an excess of …

nl, pl, fr, br, cn, it, cr (code pays fourni par la source)

Differential measurement of the branching fraction and $C\!P$ asymmetry of the decay $B^\pm\to π^\pmμ^+μ^-$

LHCb collaboration, R. Aaij, M. Abdelfatah, A. S. W. Abdelmotteleb et autres

Differential measurements of the branching fraction and $C\!P$ asymmetry of the decay $B^\pm\to π^\pmμ^+μ^-$ are performed in intervals of the dimuon mass squared, $q^2$, using proton-proton collision data corresponding to an integrated luminosity of 9 fb$^{-1}$ recorded by the LHCb experiment at …

Differential measurement of the branching fraction and $C\!P$ asymmetry of the decay $B^\pm\to π^\pmμ^+μ^-$

LHCb collaboration, R. Aaij, M. Abdelfatah, A. S. W. Abdelmotteleb et autres

Differential measurements of the branching fraction and $C\!P$ asymmetry of the decay $B^\pm\to π^\pmμ^+μ^-$ are performed in intervals of the dimuon mass squared, $q^2$, using proton-proton collision data corresponding to an integrated luminosity of 9 fb$^{-1}$ recorded by the LHCb experiment at …

Branching fraction measurement of the $$ \Lambda \to p{\mu}^{-}{\overline{\nu}}_{\mu } $$ decay

R. Aaij, A. S. W. Abdelmotteleb, C. Abellan Beteta, F. Abudinén et autres

A bstract A measurement of the branching fraction for the decay $$ \Lambda \to p{\mu}^{-}{\overline{\nu}}_{\mu } $$ <mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML"> <mml:mi>Λ</mml:mi> <mml:mo>→</mml:mo> <mml:mi>p</mml:mi> <mml:msup> <mml:mi>μ</mml:mi> <mml:mo>−</mml:mo> </mml:msup> <mml:msub> <mml:mover> <mml:mi>ν</mml:mi> <mml:mo>¯</mml:mo> </mml:mover> <mml:mi>μ</mml:mi> </mml:msub> </mml:math> is presented using pp collision data collected by …

nl, gb, ch, us, es, se, fr, it, de, lt, br, cn, cz, pl, ua (code pays fourni par la source)

A method for luminosity determination based on real-time hit reconstruction with the LHCb silicon pixel detector

LHCb Collaboration, Roel Aaij, A. S. W. Abdelmotteleb, Carlos Abellan Beteta et autres

A method for luminosity determination based on real-time hit reconstruction with the LHCb silicon pixel detector

LHCb Collaboration, Roel Aaij, A. S. W. Abdelmotteleb, Carlos Abellan Beteta et autres

Search for the decay $B^0 \rightarrow ϕϕ$

LHCb collaboration, R. Aaij, A. S. W. Abdelmotteleb, C. Abellan Beteta et autres

A search for the decay $B^0 \rightarrow ϕϕ$ is made using $pp$ collision data collected with the LHCb detector at centre-of-mass energies of 7, 8 and 13 TeV, corresponding to an integrated luminosity of $9$ fb$^{-1}$. No significant signal is observed, and …

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Study of $B_{c}(1P)^{+}$ states in the $B_{c}^{+} γ$ mass spectrum

LHCb collaboration, R. Aaij, A. S. W. Abdelmotteleb, C. Abellan Beteta et autres

The study of a wide peaking structure in the $B_{c}^{+} γ$ mass spectrum is reported using a data sample of proton-proton collisions collected by the LHCb detector at center-of-mass energies of $7$, $8$, and $13~\text{TeV}$, corresponding to an integrated luminosity of $9~\text{fb}^{-1}$. …

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