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Publications (283)

nucl-ex2015

Analysing powers and spin correlations in deuteron-proton charge exchange at 726 MeV

S. Dymov, T. Azaryan, Z. Bagdasarian +36

The charge exchange of vector polarised deuterons on a polarised hydrogen target has been studied in a high statistics experiment at the COSY-ANKE facility at a deuteron beam energ…

quant-ph2004

Local Versus Global Thermal States: Correlations and the Existence of Local Temperatures

M. Hartmann, G. Mahler, O. Hess

We consider a quantum system consisting of a regular chain of elementary subsystems with nearest neighbor interactions and assume that the total system is in a canonical state with…

hep-ex2025

Three-pion Bose-Einstein correlations measured in proton-proton collisions

LHCb collaboration, R. Aaij, A. S. W. Abdelmotteleb +1128

A study on the Bose-Einstein correlations for triplets of same-sign pions is presented. The analysis is performed using proton-proton collisions at a centre-of-mass energy of $\sqr…

hep-ex2025

Measurement of $C P$ violation observables in $D^{+} \to K^{-} K^{+} I ¨ ^{+}$ decays

LHCb collaboration, R. Aaij, A. S. W. Abdelmotteleb +1112

A search for violation of the charge-parity $C P$ symmetry in the $D^{+} \to K^{-} K^{+} I ¨ ^{+}$ decay is presented, with proton-proton collision data corresponding to an integrated…

hep-ex2025

Angular analysis of the decay $B_{s}^{0} \to I ¨ e^{+} e^{-}$

LHCb collaboration, R. Aaij, A. S. W. Abdelmotteleb +1132

An angular analysis of the decay $B_{s}^{0} \to I ¨ e^{+} e^{-}$ is presented, using proton-proton collision data collected with the LHCb detector between 2011 and 2018 at centre-of-mass energi…

cond-mat.quant-gas2017

Computation of the asymptotic states of modulated open quantum systems with a numerically exact realization of the quantum trajectory method

V. Volokitin, A. Liniov, I. Meyerov +4

Quantum systems out of equilibrium are presently a subject of active research, both in theoretical and experimental domains. In this work we consider time-periodically modulated qu…

nucl-ex2006

Study of omega-meson production in pp collisions at ANKE

S. Barsov, M. BÃ¼scher, M. Hartmann +26

The production of omega-mesons in the pp->pp omega reaction has been investigated with the COSY-ANKE spectrometer for excess energies of 60 and 92MeV by detecting the two final pro…

hep-ex2025

Measurement of $C P$ asymmetry in $B_{s}^{0} \to D_{s}^{\mp} K^{\pm}$ decays

LHCb collaboration, R. Aaij, A. S. W. Abdelmotteleb +1119

A measurement of the $C P$ -violating parameters in $B_{s}^{0} \to D_{s}^{\mp} K^{\pm}$ decays is reported, based on the analysis of proton-proton collision data collected by the LHCb expe…

hep-ex2025

Study of $D_{s 1} (2460)^{+} \to D_{s}^{+} I ¨ ^{+} I ¨ ^{-}$ in $B \to D ˉ^{(*)} D_{s}^{+} I ¨ ^{+} I ¨ ^{-}$ decays

LHCb collaboration, R. Aaij, A. S. W. Abdelmotteleb +1129

An amplitude analysis of the $D_{s 1} (2460)^{+} \to D_{s}^{+} I ¨ ^{+} I ¨ ^{-}$ transition is performed simultaneously in $B^{0} \to D^{-} D_{s}^{+} I ¨ ^{+} I ¨ ^{-}$ , $B^{+}\to{\bar{D}}^{0} D_{s}…

cond-mat.mtrl-sci2017

The dielectric impact of layer distances on exciton and trion binding energies in van der Waals heterostructures

M. Florian, M. Hartmann, A. Steinhoff +6

The electronic and optical properties of monolayer transition-metal dichalcogenides (TMDs) and van der Waals heterostructures are strongly subject to their dielectric environment.…

astro-ph.CO2013

Searching for nuclear stellar discs in simulations of star cluster mergers

E. Portaluri, E. M. Corsini, L. Morelli +4

The nuclei of galaxies often host small stellar discs with scale-lengths of a few tens of parsecs and luminosities up to 10^7 Lsun. To investigate the formation and properties of n…

hep-ex2024

Amplitude analysis and branching fraction measurement of $B^{+} \to D^{*-} D_{s}^{+} I ¨ ^{+}$ decays

LHCb collaboration, R. Aaij, A. S. W. Abdelmotteleb +1060

The decays of the $B^{+}$ meson to the final state $D^{*-} D_{s}^{+} I ¨ ^{+}$ are studied in proton-proton collision data collected with the LHCb detector at centre-of-mass energies o…

nucl-ex2018

Deuteron analysing powers in deuteron-proton elastic scattering at 1.2 and 2.27 GeV

D. Mchedlishvili, Z. Bagdasarian, S. Barsov +31

The vector and tensor analysing powers in deuteron-proton elastic scattering have been measured in the forward hemisphere at deuteron kinetic energies of 1.2 GeV and 2.27 GeV using…

nucl-ex2007

Is there an eta-3He quasi--bound state ?

C. Wilkin, M. Buescher, D. Chiladze +19

The observed variation of the total cross section for the dp -> 3He eta reaction near threshold means that the magnitude of the s--wave amplitude falls very rapidly with the eta ce…

hep-ex2025

Observation of the doubly-charmed-baryon decay $I^_{cc}^{++} \to I^_{c}^{0} I ¨ ^{+} I ¨ ^{+}$

LHCb collaboration, R. Aaij, A. S. W. Abdelmotteleb +1134

A search for the doubly-charmed-baryon decay $I^_{cc}^{++} \to I^_{c}^{0} I ¨ ^{+} I ¨ ^{+}$ is performed using proton-proton collision data collected by the LHCb experiment at…

hep-ex2026

Test of lepton flavour universality with $B^{0} \to K^{* 0} ℓ^{+} ℓ^{-}$ decays at large dilepton invariant mass

LHCb collaboration, R. Aaij, M. Abdelfatah +1115

Muon-electron universality is tested in $B^{0} \to K^{* 0} ℓ^{+} ℓ^{-}$ decays, in the dilepton-invariant-mass region above the $I ¨ (2 S)$ resonance. The analysis uses beauty mesons…

nucl-ex2012

The neutron-proton charge-exchange amplitudes measured in the dp -> ppn reaction

D. Mchedlishvili, S. Barsov, J. Carbonell +41

The unpolarised differential cross section and the two deuteron tensor analysing powers A_{xx} and A_{yy} of the pol{d}p -> (pp)n charge-exchange reaction have been measured with t…

nucl-ex2012

Momentum dependence of the phi-meson nuclear transparency

M. Hartmann, Yu. T. Kiselev, A. Polyanskiy +29

The production of phi mesons in proton collisions with C, Cu, Ag, and Au targets has been studied via the phi -> K+K- decay at an incident beam energy of 2.83 GeV using the ANKE de…

nucl-ex2013

The production of K+K- pairs in proton-proton collisions below the phi meson threshold

Q. J. Ye, M. Hartmann, D. Chiladze +21

The pp -> ppK+K- reaction was measured below the phi threshold at a beam energy of 2.568 GeV using the COSY-ANKE magnetic spectrometer. By assuming that the four-body phase space i…

nucl-ex2018

Measurement of the analyzing powers in pd elastic and pn quasi-elastic scattering at small angles

S. Barsov, Z. Bagdasarian, S. Dymov +30

The analyzing powers in proton-deuteron elastic and proton-neutron quasi-elastic scattering have been measured at small angles using a polarized proton beam at the COSY storage rin…

hep-ex2025

Precision measurement of the $I^_{b}^{0}$ baryon lifetime

LHCb collaboration, R. Aaij, A. S. W. Abdelmotteleb +1176

A sample of $pp$ collision data, corresponding to an integrated luminosity of 5.4 fb $^{- 1}$ and collected by the LHCb experiment during LHC Run 2, is used to measure the ratio of t…

hep-ex2025

First determination of the spin-parity of $I^_{c} (3055)^{+, 0}$ baryons

LHCb collaboration, R. Aaij, A. S. W. Abdelmotteleb +1112

The $I^_{b}^{0 (-)} \to I^_{c} (3055)^{+ (0)} (\to D^{+ (0)} I^) I ¨ ^{-}$ decay chains are observed, and the spin-parity of $I^_{c} (3055)^{+ (0)}$ baryons is determined for the first time.…

hep-ex2024

Multiplicity dependence of $I ¨ _{I ¨ (2 S)} / I ¨ _{J / I ¨ }$ in $pp$ collisions at $s = 13$ TeV

LHCb collaboration, R. Aaij, A. S. W. Abdelmotteleb +1087

The ratio of production cross-sections of $I ¨ (2 S)$ over $J / I ¨ $ mesons as a function of charged-particle multiplicity in proton-proton collisions at a centre-of-mass energy $\sqrt{s…

nucl-ex2020

Total and differential cross sections of the $dp \to^{3} He I^\cdot$ reaction at excess energies between 1 and 15 MeV

C. Fritzsch, S. Barsov, I. Burmeister +23

New high precision total and differential cross sections are reported for the $d p \to^{3} He I^\cdot$ reaction close to threshold. The measurements were performed using the mag…

nucl-th2015

Non-resonant kaon pair production and medium effects in proton-nucleus collisions

E. Ya. Paryev, M. Hartmann, Yu. T. Kiselev

We study the non-resonant (non- $I ¨ $ ) production of $K^{+} K^{-}$ pairs by protons of 2.83 GeV kinetic energy on C, Cu, Ag, and Au targets within the collision model, based on the nuclea…

hep-ex2026

Associated $Z$ + $J / I ¨ $ production as a probe of multiparton interactions in the forward region

LHCb collaboration, R. Aaij, A. S. W. Abdelmotteleb +1187

This letter reports a study of associated $Z$ boson and prompt $J / I ¨ $ production in proton-proton collisions at $s = 13$ TeV with the LHCb detector in the forward rapidity reg…

hep-ex2026

New measurements of $B_{c}^{+}$ decays into single charm final states

LHCb collaboration, R. Aaij, A. S. W. Abdelmotteleb +1147

Using proton-proton collision data corresponding to an integrated luminosity of $9 fb^{- 1}$ collected by the LHCb experiment, searches are performed for $B_{c}^{+}$ mesons d…

hep-ex2024

Enhanced production of $I^_{b}^{0}$ baryons in high-multiplicity $pp$ collisions at $s = 13$ TeV

LHCb collaboration, R. Aaij, A. S. W. Abdelmotteleb +1085

The production rate of $I^_{b}^{0}$ baryons relative to $B^{0}$ mesons in $pp$ collisions at a center-of-mass energy $s = 13$ TeV is measured by the LHCb experiment. The rat…

hep-ex2026

Precision measurement of CP violation and branching fractions in $B^{\pm} \to K_{S}^{0} h^{\pm}$ $(h = I ¨ , K)$ decays and search for the rare decay $B_{c}^{\pm} \to K_{S}^{0} K^{\pm}$

R. Aaij, A. S. W. Abdelmotteleb, C. Abellan Beteta +1177

The decay $B^{\pm} \to K_{S}^{0} I ¨ ^{\pm}$ , with a $C P$ asymmetry expected to be close to zero in the Standard Model, is theoretically clean and sensitive to potential new p…

astro-ph.EP2016

The discovery of a planetary candidate around the evolved low-mass Kepler giant star HD 175370

M. HrudkovÃ¡, A. Hatzes, R. Karjalainen +20

We report on the discovery of a planetary companion candidate with a minimum mass Msini = 4.6 M_J orbiting the K2 III giant star HD 175370 (KIC 007940959). This star was a target i…

astro-ph.SR2013

KIC 8410637: a 408-day period eclipsing binary containing a pulsating red giant

S. Frandsen, H. Lehmann, S. Hekker +10

Detached eclipsing binaries (dEBs) are ideal targets for accurate measurement of masses and radii of ther component stars. If at least one of the stars has evolved off the main seq…

hep-ex2026

Observation of the doubly charmed baryon $I^_{cc}^{+}$ with the LHCb Run 3 detector

LHCb collaboration, R. Aaij, M. Abdelfatah +1106

The first observation of the doubly charmed baryon $I^_{cc}^{+}$ is reported through its decay to the $I^_{c}^{+} K^{-} I ¨ ^{+}$ final state, with a statistical significance exceeding se…

nucl-ex2026

Measurement of the average transverse momentum of forward prompt charged particles in $pp$ and $p Pb$ collisions at $s_{N N} = 5.02 TeV$

LHCb collaboration, R. Aaij, M. Abdelfatah +1120

The paper reports the first measurements of the average transverse momentum of prompt charged particles in pp and pPb collisions at 5.02 TeV, studying its dependence on event multi…

#average transverse momentum#charged particle production#pp collisions#pPb collisions

hep-ex2026

Measurement of the branching fraction of the $I^_{b}^{0} \to J / I ¨ I^$ decay and isospin asymmetry of $B \to J / I ¨ K$ decays

LHCb collaboration, R. Aaij, A. S. W. Abdelmotteleb +1193

This paper describes a measurement of the $I^_{b}^{0} \to J / I ¨ I^$ branching fraction using data collected with the LHCb experiment in proton-proton collisions from 2016 to 2018. The dat…

nucl-ex2025

Rapidity and multiplicity dependence of charged-particle flow in $p$ Pb collisions at $s_{N N} = 8.16$ TeV

R. Aaij, A. S. W. Abdelmotteleb, C. Abellan Beteta +1129

The elliptic and triangular flow of charged particles are measured using two-particle angular correlations in $p$ Pb collisions in the pseudorapidity range \cal{2.0 $< ∣ I^\cdot ∣ <$ 4.8}.…

hep-ex2026

Amplitude analysis of $B^{0} \to I^\cdot_{c} (1 S) K^{+} I ¨ ^{-}$ decays

LHCb collaboration, R. Aaij, A. S. W. Abdelmotteleb +1185

An amplitude analysis of the $B^{0} \to I^\cdot_{c} (1 S) K^{+} I ¨ ^{-}$ decays with $I^\cdot_{c} (1 S) \to p p ˉ$ is performed using a sample corresponding to an integrated luminosity of…

hep-ex2025

First evidence for direct CP violation in beauty to charmonium decays

LHCb collaboration, R. Aaij, A. S. W. Abdelmotteleb +1131

The $C P$ asymmetry and branching fraction of the CKM-suppressed decay $B^{+} \to J / I ¨ I ¨ ^{+}$ are precisely measured relative to the favoured decay $B^+\!\to…

hep-ex2026

Observation of the decay $I ¨ _{c 1} (3872) \to J / I ¨ I^¼^{+} I^¼^{-}$

LHCb collaboration, R. Aaij, A. S. W. Abdelmotteleb +1184

The first observation of the $I ¨ _{c 1} (3872) \to J / I ¨ I^¼^{+} I^¼^{-}$ decay is reported using proton-proton collision data recorded with the LHCb detector corr…

hep-ex2026

Study of charm mixing and CP violation with $D^{0} \to K^{\pm} I ¨ ^{\mp} I ¨ ^{\pm} I ¨ ^{\mp}$ decays

LHCb collaboration, R. Aaij, A. S. W. Abdelmotteleb +1188

A study of charm mixing and CP violation in $D^{0} \to K^{\pm} I ¨ ^{\mp} I ¨ ^{\pm} I ¨ ^{\mp}$ decays is performed using data collected by the LHCb experiment in proton-proton collisions from 2015 t…

hep-ex2026

Observation of a new excited charm-strange meson $D_{s 1} (2933)^{+}$ in $B^{0} \to D^{+} D^{-} K^{+} I ¨ ^{-}$ decays

LHCb collaboration, R. Aaij, M. Abdelfatah +1114

A new excited charm-strange meson is observed through an amplitude analysis of the full phase space of $B^{0} \to D^{+} D^{-} K^{+} I ¨ ^{-}$ decays. The analysis is based on a proton-proton co…

cond-mat.mtrl-sci2004

Fundamentals of Nano-Thermodynamics

M. Hartmann, G. Mahler, O. Hess

Recent progress in the synthesis and processing of nano-structured materials and systems calls for an improved understanding of thermal properties on small length scales. In this c…

hep-ex2025

Measurement of the $I^c ◯_{c}^{0}$ and $I^_{c}^{0}$ baryon lifetimes using hadronic $b$ -baryon decays

LHCb collaboration, R. Aaij, A. S. W. Abdelmotteleb +1143

The lifetimes of the $I^c ◯_{c}^{0}$ and $I^_{c}^{0}$ baryons are measured using a $pp$ collision dataset collected by the LHCb experiment, corresponding to an integrated luminosity of $9~\rm…

hep-ex2025

Observation of the decay $B_{s}^{0} \to K^{0} p p ˉ$ and measurement of the $B_{(s)}^{0} \to K^{0} p p ˉ$ branching fractions

LHCb collaboration, R. Aaij, A. S. W. Abdelmotteleb +1131

A study of the charmless baryonic decays $B_{(s)}^{0} \to K^{0} p p ˉ$ is presented, where $B_{(s)}^{0}$ denotes either a $B^{0}$ or a $B_{s}^{0}$ meson. The analysis is based on proton-pr…

hep-ex2026

Measurement of the ratio of branching fractions $B (B_{c}^{+} \to J / I ¨ I ¨ ^{+} I^½_{I ¨} ) / B (B_{c}^{+} \to J / I ¨ I^¼^{+} I^½_{I^} ¼)$

LHCb collaboration, R. Aaij, M. Abdelfatah +1121

A measurement of the ratio of semileptonic branching fractions $R (J I ¨ )$ , defined as $\mathcal{R}(J/Ï) \equiv \mathcal{B}(B_c^+ \to J/ÏÏ^+ Î½_Ï)/\mathcal{B}(B_c^+ \to…

nucl-ex2018

Resonance-like coherent production of a pion pair in the reaction $p d \to p d I ¨ I ¨ $ in the GeV region

V. I. Komarov, D. Tsirkov, T. Azaryan +27

The reaction $p + d \to p + d + X$ was studied at 0.8-2.0 GeV proton beam energies with the ANKE magnetic spectrometer at the COSY synchrotron storage ring. The proton-deut…

hep-ex2025

Measurement of $C P$ violation in $B^{0} \to D^{+} D^{-}$ and $B_{s}^{0} \to D_{s}^{+} D_{s}^{-}$ decays

LHCb collaboration, R. Aaij, A. S. W. Abdelmotteleb +1118

A time-dependent, flavour-tagged measurement of $C P$ violation is performed with $B^{0} \to D^{+} D^{-}$ and $B_{s}^{0} \to D_{s}^{+} D_{s}^{-}$ decays, using data…

nucl-ex2025

Measurement of the $I ¨ (2 S)$ to $J / I ¨ $ cross-section ratio as a function of centrality in PbPb collisions at $s_{NN}$ = 5.02 TeV

LHCb collaboration, R. Aaij, A. S. W. Abdelmotteleb +1133

The dissociation of quarkonium states with different binding energies produced in heavy-ion collisions is a powerful probe for investigating the formation and properties of the qua…

hep-ex2026

$B$ -jet fragmentation with $B^{\pm} \to J / I ¨ K^{\pm}$ decays in $s = 13$ TeV $pp$ collisions at LHCb

LHCb collaboration, R. Aaij, A. S. W. Abdelmotteleb +1166

The collinear and transverse-momentum-dependent jet fragmentation function and the radial profile for $B^{\pm}$ mesons in jets are measured. The $B^{\pm}$ mesons are reconstructed…

hep-ex2025

First observation of the $I^_{b}^{0} \to I^_{c}^{+} D_{s}^{-} K^{+} K^{-}$ decay and search for pentaquarks in the $I^_{c}^{+} D_{s}^{-}$ system

LHCb collaboration, R. Aaij, A. S. W. Abdelmotteleb +1176

The $I^_{b}^{0} \to I^_{c}^{+} D_{s}^{-} K^{+} K^{-}$ decay is observed for the first time using the data sample from proton-proton collisions recorded at a center…

nucl-th2017

Medium effects in $I^ K^{+}$ pair production by 2.83 GeV protons on nuclei

E. Ya. Paryev, M. Hartmann, Yu. T. Kiselev

We study $I^ K^{+}$ pair production in the interaction of protons of 2.83 GeV kinetic energy with C, Cu, Ag, and Au target nuclei in the framework of the nuclear spectral function app…

astro-ph.SR2016

An M dwarf Companion to an F-type Star in a young main-sequence binary

Ph. EigmÃ¼ller, J. EislÃ¶ffel, Sz. Csizmadia +9

Only a few well characterized very low-mass M dwarfs are known today. Our understanding of M dwarfs is vital as these are the most common stars in our solar neighborhood. We aim to…

hep-ex2025

Search for the $B_{c}^{+} \to I ¨ _{c 1} (3872) I ¨ ^{+}$ decay

LHCb collaboration, R. Aaij, A. S. W. Abdelmotteleb +1128

A search for the decay $B_{c}^{+} \to I ¨ _{c 1} (3872) I ¨ ^{+}$ is reported using proton-proton collision data collected with the LHCb detector between 2011 and 2018 at centre-of-mass…

hep-ex2025

Comprehensive analysis of local and nonlocal amplitudes in the $B^{0} \to K^{* 0} I^¼^{+} I^¼^{-}$ decay

LHCb collaboration, R. Aaij, A. S. W. Abdelmotteleb +1073

A comprehensive study of the local and nonlocal amplitudes contributing to the decay $B^{0} \to K^{* 0} (\to K^{+} I ¨ ^{-}) I^¼^{+} I^¼^{-}$ is performed by analysing the phase-space distrib…

hep-ex2010

The energy dependence of the pp->K+ n Sigma+ reaction close to threshold

Yu. Valdau, S. Barsov, M. BÃ¼scher +20

The production of the Sigma+ hyperon through the pp->K+nSigma+ reaction has been investigated at four energies close to threshold, 1.826, 1.920, 1.958, and 2.020 GeV. At low energi…

hep-ex2026

Measurement of the CKM angle $I^^{3}$ in $B^{\pm} \to D (\to K_{S}^{0} h^{' +} h^{' -}) h^{\pm}$ decays with a novel approach

The BESIII, LHCb Collaborations, : +1903

A measurement of the CKM angle $I^^{3}$ and related strong-phase parameters is performed using a novel, model-independent approach in ${B^{\pm}\rightarrow D(\rightarrow K^{0}_{\rm S} h…

astro-ph2006

Confirmation of the Planet Hypothesis for the Long-period Radial Velocity Variations of Beta Geminorum

A. P. Hatzes, W. D. Cochran, M. Endl E. W. Guenther +6

We present precise stellar radial velocity measurements for the K giant star Beta Gem spanning over 25 years. These data show that the long period low amplitude radial velocity var…

hep-ex2024

Study of $C P$ violation in $B_{(s)}^{0} \to D K^{*} (892)^{0}$ decays with $D \to K I ¨ (I ¨ I ¨ )$ , $I ¨ I ¨ (I ¨ I ¨ )$ , and $K K$ final states

LHCb collaboration, R. Aaij, A. S. W. Abdelmotteleb +1076

A measurement of $C P$ -violating observables associated with the interference of $B^{0} \to D^{0} K^{*} (892)^{0}$ and $B^{0} \to D ˉ^{0} K^{*} (892)^{0}$ decay amplitudes is performed in the $D^…

nucl-ex2026

Measurement of $I ¨ (2 S)$ to $J / I ¨ $ cross-section ratio as function of multiplicity in $p$ Pb collisions at $s_{N N} = 8.16$ TeV

LHCb collaboration, R. Aaij, A. S. W. Abdelmotteleb +1139

The production ratio of $I ¨ (2 S)$ to $J / I ¨ $ charmonium states is presented as a function of multiplicity in proton-lead collisions at a centre-of-mass energy of $s_{N N} = 8.16$ …

hep-ex2024

Amplitude analysis of the $B^{0} \to K^{* 0} I^¼^{+} I^¼^{-}$ decay

LHCb collaboration, R. Aaij, A. S. W. Abdelmotteleb +1082

An amplitude analysis of the $B^{0} \to K^{* 0} I^¼^{+} I^¼^{-}$ decay is presented using a dataset corresponding to an integrated luminosity of $4.7$ fb $^{- 1}$ of $pp$ collision data collec…

nucl-ex2010

Measurement of the in-medium phi-meson width in proton-nucleus collisions

A. Polyanskiy, M. Hartmann, Yu. T. Kiselev +25

The production of phi mesons in the collisions of 2.83 GeV protons with C, Cu, Ag, and Au at forward angles has been measured via the phi -> K+K- decay using the COSY-ANKE magnetic…

astro-ph.GA2012

Three-integral multi-component dynamical models and simulations of the nuclear star cluster in NGC 4244

F. De Lorenzi, M. Hartmann, V. P. Debattista +2

Adaptive optics observations of the flattened nuclear star cluster in the nearby edge-on spiral galaxy NGC 4244 using the Gemini Near-Infrared Integral Field Spectrograph (NIFS) ha…

hep-ex2025

Angular analysis of $B^{0} \to K^{* 0} e^{+} e^{-}$ decays

LHCb collaboration, R. Aaij, A. S. W. Abdelmotteleb +1118

An angular analysis of $B^{0} \to K^{* 0} e^{+} e^{-}$ decays is presented using proton-proton collision data collected by the LHCb experiment at centre-of-mass energies of 7, 8…

hep-ex2026

Search for the decays $B_{(s)}^{0} \to J / ψ γ$ at LHCb

LHCb collaboration, R. Aaij, M. Abdelfatah +1130

A search for the rare decays $B_{(s)}^{0} \to J / ψ γ$ is performed with proton-proton collision data collected by the LHCb experiment, corresponding to integrated luminosities of $3~\rm…

nucl-ex2011

Differential cross section and analysing power of the quasi-free pn -> {pp}_s pi- reaction at 353 MeV

S. Dymov, T. Azaryan, S. Barsov +36

In order to establish links between p-wave pion production in nucleon-nucleon collisions and low energy three-nucleon scattering, an extensive programme of experiments on pion prod…

nucl-ex2011

Comparison of inclusive K+ production in proton-proton and proton-neutron collisions

Yu. Valdau, V. Koptev, S. Barsov +13

The momentum spectra of K+ produced at small angles in proton-proton and proton-deuteron collisions have been measured at four beam energies, 1.826, 1.920, 2.020, and 2.650 GeV, us…

hep-ex2024

Modification of $I ¨ _{c 1}$ (3872) and $I ¨ $ (2 $S$ ) production in $p$ Pb collisions at $s_{N N} = 8.16$ TeV

LHCb collaboration, R. Aaij, A. S. W. Abdelmotteleb +1085

The LHCb collaboration measures production of the exotic hadron $I ¨ _{c 1}$ (3872) in proton-nucleus collisions for the first time. Comparison with the charmonium state $I ¨ $ (2 $S$ ) sug…

hep-ex2026

Branching fraction measurement of the $I^ \to p I^¼^{-} I^½_{I^} ¼$ decay

LHCb collaboration, R. Aaij, A. S. W. Abdelmotteleb +1187

A measurement of the branching fraction for the decay $I^ \to p I^¼^{-} I^½_{I^} ¼$ is presented using $pp$ collision data collected by the LHCb experiment at a ce…

hep-ex2025

Search for the lepton-flavour-violating decays $B^{0} \to K^{* 0} I ¨ ^{\pm} e^{\mp}$

LHCb collaboration, R. Aaij, A. S. W. Abdelmotteleb +1131

A first search for the lepton-flavour-violating decays $B^{0} \to K^{* 0} I ¨ ^{\pm} e^{\mp}$ is presented. The analysis is performed using a sample of proton-proton collision data, collected…

hep-ex2006

The Near-Threshold Production of Phi Mesons in pp Collisions

M. Hartmann, Y. Maeda, I. Keshelashvilli +23

The pp->pp phi reaction has been studied at the Cooler Synchrotron COSY-Juelich, using the internal beam and ANKE facility. Total cross sections have been determined at three exces…

nucl-ex2007

The pp->K+ n Sigma+ reaction near threshold

Yu. Valdau, V. Koptev, S. Barsov +11

Inclusive K+ production in proton-proton collisions has been measured at a beam energy of 2.16 GeV using the COSY-ANKE magnetic spectrometer. The resulting spectrum, as well as tho…

hep-ex2024

Search for the lepton-flavor violating decay $B_{s}^{0} \to I ¨ I^¼^{\pm} I ¨ ^{\mp}$

LHCb collaboration, R. Aaij, A. S. W. Abdelmotteleb +1065

A search for the lepton-flavor violating decays $B_{s}^{0} \to I ¨ I^¼^{\pm} I ¨ ^{\mp}$ is presented, using a sample of proton-proton collisions at center-of-mass energies of 7, 8, and 13 TeV, co…

hep-ex2024

Observation of strangeness enhancement with charmed mesons in high-multiplicity $p Pb$ collisions at $s_{NN} = 8.16$ TeV

LHCb collaboration, R. Aaij, A. S. W. Abdelmotteleb +1088

The production of prompt $D_{s}^{+}$ and $D^{+}$ mesons is measured by the LHCb experiment in proton-lead ( $p Pb$ ) collisions in both the forward ( $1.5 < y^{*} < 4.0$ ) and backward (…

physics.acc-ph2008

Determination of target thickness and luminosity from beam energy losses

H. J. Stein, M. Hartmann, I. Keshelashvili +15

The repeated passage of a coasting ion beam of a storage ring through a thin target induces a shift in the revolution frequency due to the energy loss in the target. Since the freq…

hep-ex2026

Observation of the charmless purely baryonic decay $I^_{b}^{0} \to I^ p p$

LHCb collaboration, R. Aaij, M. Abdelfatah +1103

A search for the charmless purely baryonic decay $I^_{b}^{0} \to I^ p p$ is performed using proton-proton collision data recorded by the LHCb expe…

cond-mat.mtrl-sci2022

X-ray diffraction with micrometer spatial resolution for highly absorbing samples

P. Chakrabarti, A. Wildeis, M. Hartmann +10

X-ray diffraction with high spatial resolution is commonly used to characterize (poly-)crystalline samples with, for example, respect to local strain, residual stress, grain bounda…

nucl-ex2007

Kaon Pair Production in Proton--Proton Collisions

Y. Maeda, M. Hartmann, I. Keshelashvili +23

The differential and total cross sections for kaon pair production in the pp->ppK+K- reaction have been measured at three beam energies of 2.65, 2.70, and 2.83 GeV using the ANKE m…

hep-ex2026

Study of muon-tagged $D_{s 1} (2460)^{+}$ and $D_{s 1} (2536)^{+}$ decays to the $D_{s}^{+} π^{+} π^{-}$ final state

LHCb collaboration, R. Aaij, M. Abdelfatah +1119

Decays of the pseudovector $D_{s 1} (2460)^{+}$ and $D_{s 1} (2536)^{+}$ mesons to the three-body $D_{s}^{+} π^{+} π^{-}$ final state are studied. The data sample is based on decays of beauty hadr…

hep-ex2025

Measurement of branching fractions and $C P$ asymmetries in $I^_{b}^{0} (I^_{b}^{0}) \to p K_{S}^{0} h^{-}$ decays

LHCb collaboration, R. Aaij, A. S. W. Abdelmotteleb +1160

A study of $I^_{b}^{0}$ and $I^_{b}^{0}$ baryon decays to the final states $p K_{S}^{0} I ¨ ^{-}$ and $p K_{S}^{0} K^{-}$ is performed using $pp$ collision data collected b…

astro-ph.EP2009

Planetary companion candidates around the K giant stars 42 Dra and HD 139357

M. P. Doellinger, A. P. Hatzes, L. Pasquini +3

For the past 3 years we have been monitoring 62 K giant stars using precise stellar radial velocity (RV) measurements with the 2m Alfred Jensch telescope of the ThÃ¼ringer Landesst…

astro-ph2007

Discovery of a planet around the K giant star 4 UMa

M. P. Doellinger, A. P. Hatzes, L. Pasquini +4

Context: For the past 3 years we have been monitoring a sample of 62 K giant stars using precise stellar radial velocity measurements taken at the Thueringer Landessternwarte Taute…

hep-ex2026

Search for $K_{S (L)}^{0} \to I ¨ ^{+} I ¨ ^{-} I^¼^{+} I^¼^{-}$ decays at LHCb

LHCb collaboration, R. Aaij, A. S. W. Abdelmotteleb +1183

A search for $K_{S (L)}^{0} \to I ¨ ^{+} I ¨ ^{-} I^¼^{+} I^¼^{-}$ decays is performed using proton-proton collision data collected by the LHCb experiment at a centre-of-mas…

hep-ex2025

Measurement of the multiplicity dependence of $\mitÎ¥$ production ratios in $pp$ collisions at $s = 13$ TeV

LHCb collaboration, R. Aaij, A. S. W. Abdelmotteleb +1132

The $\mitÎ¥(\mathrm{2}S)$ and $\mitÎ¥(\mathrm{3}S)$ production cross-sections are measured relative to that of the $\mitÎ¥(\mathrm{1}S)$ meson, as a function of charged-particle mu…

nucl-ex2015

Kaon pair production in proton-nucleus collisions at 2.83 GeV kinetic energy

Yu. T. Kiselev, M. Hartmann, A. Polyanskiy +23

The production of non-phi K+K- pairs by protons of 2.83 GeV kinetic energy on C, Cu, Ag, and Au targets has been investigated using the COSY-ANKE magnetic spectrometer. The K- mome…

hep-ex2026

Search for the decays $B_{(c)}^{+} \to I^¼^{+} I^½_{I^} ¼ I^^{3}$

LHCb collaboration, R. Aaij, M. Abdelfatah +1128

The LHCb experiment searched for the rare radiative leptonic decays B⁺→μ⁺ν_μγ and B_c⁺→μ⁺ν_μγ in 13 TeV proton‑proton collisions, finding no signal and setting upper limits on thei…

#radiative leptonic B decays#B⁺ meson#B_c⁺ meson#branching fraction limits

hep-ex2025

First observation of the $I^_{b}^{0} \to D^{+} D^{-} I^$ decay

LHCb collaboration, R. Aaij, A. S. W. Abdelmotteleb +1072

The $I^_{b}^{0} \to D^{+} D^{-} I^$ decay is observed for the first time using proton-proton collision data collected by the LHCb experiment at a center-of-mass energy of $13 TeV$ …

hep-ex2026

Measurement of inclusive production of charmonium states in $b$ -hadron decays via their decay into $I ¨ I ¨ $

LHCb collaboration, R. Aaij, A. S. W. Abdelmotteleb +1176

The inclusive production of the $I^\cdot_{c} (1 S)$ , $I^\cdot_{c} (2 S)$ and $I ¨ _{c}$ charmonium states in $b$ -hadron decays is studied with LHCb Run~2 data, corresponding to an integrated luminosit…

hep-ex2026

First evidence of the $B_{s}^{0} \to K^{-} I ¨ ^{+} I^^{3}$ decay

LHCb collaboration, R. Aaij, A. S. W. Abdelmotteleb +1173

The first search for the $B_{s}^{0} \to K^{-} I ¨ ^{+} I^^{3}$ decay in the range $796 < m (K^{-} I ¨ ^{+}) < 1800 MeV/ c^{2}$ is performed using data from proton-proton collisions collected by th…

hep-ex2024

Measurement of the Branching Fraction of $B^{0} \to J / I ¨ I ¨ ^{0}$ Decays

LHCb collaboration, R. Aaij, A. S. W. Abdelmotteleb +1071

The ratio of branching fractions between $B^{0} \to J / I ¨ I ¨ ^{0}$ and $B^{+} \to J / I ¨ K^{*+}$ decays is measured with proton-proton collision data collected by the LHC…

nucl-ex2010

Energy dependence of hard bremsstrahlung production in proton-proton collisions in the Delta(1232) region

D. Tsirkov, V. Komarov, T. Azaryan +19

Hard bremsstrahlung production in proton-proton collisions has been studied with the ANKE spectrometer at COSY-Juelich in the energy range of 353-800 MeV by detecting the final pro…

nucl-ex2004

Near-threshold production of omega mesons in the pn -> d omega reaction

S. Barsov, I. Lehmann, R. Schleichert +21

The first measurement of the p n -> d omega total cross section has been achieved at mean excess energies of Q = 28 and 57 MeV by using a deuterium cluster-jet target. The momentum…

hep-ex2024

Curvature-bias corrections using a pseudomass method

LHCb collaboration, R. Aaij, A. S. W. Abdelmotteleb +1078

Momentum measurements for very high momentum charged particles, such as muons from electroweak vector boson decays, are particularly susceptible to charge-dependent curvature biase…

hep-ex2023

Observation and branching fraction measurement of the decay $I^_{b}^{-} \to I^_{b}^{0} I ¨ ^{-}$

LHCb collaboration, R. Aaij, A. S. W. Abdelmotteleb +1087

The decay $I^_{b}^{-} \to I^_{b}^{0} I ¨ ^{-}$ is observed using a proton-proton collision data sample collected at center-of-mass energy $s = 13$ TeV with the LHCb detector, corresponding t…

nucl-ex2014

Isospin effects in the exclusive dp -> 3HeÏ+Ï- reaction

M. Mielke, I. Burmeister, D. Chiladze +19

The differential cross section for the exclusive dp -> 3HeÏ+Ï- reaction has been measured with high resolution and large statistics over a large fraction of the backward 3He hemi…

nucl-ex2006

Investigation of the reaction pp->p K0 pi+ Lambda in search of the pentaquark

M. Nekipelov, M. Buescher, M. Hartmann +9

The reaction pp->p K0 pi+ Lambda has been studied with the ANKE spectrometer at COSY-Juelich at a beam momentum of 3.65 GeV/c in order to search for a possible signal of the pentaq…

nucl-ex2008

Lineshape of the Lambda(1405) Hyperon Measured Through its Sigma0 pion0 Decay

I. Zychor, M. BÃ¼scher, M. Hartmann +12

The pp -> p K+ Y0 reaction has been studied for hyperon masses m(Y0)<1540 MeV/c2 at COSY-Juelich by using a 3.65 GeV/c circulating proton beam incident on an internal hydrogen targ…

nucl-ex2005

a0+(980)-resonance production in the reaction pp -> dpi+eta close to the K(bar(K)) threshold

P. Fedorets, M. Buescher, V. P. Chernyshev +20

The reaction pp -> dpi+eta has been measured at a beam energy of T=2.65 GeV (p=3.46 GeV/c) using the ANKE spectrometer at COSY-Juelich. The missing mass distribution of the detecte…

hep-ex2024

Search for $B_{c}^{+} \to I ¨ ^{+} I^¼^{+} I^¼^{-}$ decays and measurement of the branching fraction ratio $B (B_{c}^{+} \to I ¨ (2 S) I ¨ ^{+}) / B (B_{c}^{+} \to J / I ¨ I ¨ ^{+})$

LHCb collaboration, R. Aaij, A. S. W. Abdelmotteleb +1078

The first search for nonresonant $B_{c}^{+} \to I ¨ ^{+} I^¼^{+} I^¼^{-}$ decays is reported. The analysis uses proton-proton collision data collected with the LHCb detector between 2011 and 2018, c…

nucl-ex2005

Production of the 1S0 diproton in the pp -> pp pi0 reaction at 0.8 GeV

S. Dymov, D. Gusev, M. Hartmann +20

The pp -> pp pi0 differential cross section has been measured with the ANKE spectrometer at COSY-Juelich for pion cms angles between 0 and 15.4 degrees at a proton beam energy of 0…

cond-mat.soft2024

Disorder-to-order transition of long fibers contained in evaporating sessile drops

S. Sannyamath, R. Vetter, H. Bonart +3

A liquid drop containing a long fiber is a complex system whose configuration is determined by an interplay of elastic stresses in the fiber and capillary forces due to the liquid.…

nucl-ex2009

Observation of an ABC effect in proton-proton collisions

S. Dymov, M. Hartmann, A. Kacharava +20

The cross section for inclusive multipion production in the pp->ppX reaction was measured at COSY-ANKE at four beam energies, 0.8, 1.1, 1.4, and 2.0 GeV, for low excitation energy…

Publications (283)

Analysing powers and spin correlations in deuteron-proton charge exchange at 726 MeV

Local Versus Global Thermal States: Correlations and the Existence of Local Temperatures

Three-pion Bose-Einstein correlations measured in proton-proton collisions

Measurement of CP violation observables in D+→K−K+I¨+ decays

Angular analysis of the decay Bs0​→I¨e+e−

Computation of the asymptotic states of modulated open quantum systems with a numerically exact realization of the quantum trajectory method

Study of omega-meson production in pp collisions at ANKE

Measurement of CP asymmetry in Bs0​→Ds∓​K± decays

Study of Ds1​(2460)+→Ds+​I¨+I¨− in B→Dˉ(∗)Ds+​I¨+I¨− decays

The dielectric impact of layer distances on exciton and trion binding energies in van der Waals heterostructures

Searching for nuclear stellar discs in simulations of star cluster mergers

Amplitude analysis and branching fraction measurement of B+→D∗−Ds+​I¨+ decays

Deuteron analysing powers in deuteron-proton elastic scattering at 1.2 and 2.27 GeV

Is there an eta-3He quasi--bound state ?

Observation of the doubly-charmed-baryon decay I^cc++​→I^c0​I¨+I¨+

Test of lepton flavour universality with B0→K∗0ℓ+ℓ− decays at large dilepton invariant mass

The neutron-proton charge-exchange amplitudes measured in the dp -> ppn reaction

Momentum dependence of the phi-meson nuclear transparency

The production of K+K- pairs in proton-proton collisions below the phi meson threshold

Measurement of the analyzing powers in pd elastic and pn quasi-elastic scattering at small angles

Precision measurement of the I^b0​ baryon lifetime

First determination of the spin-parity of I^c​(3055)+,0 baryons

Multiplicity dependence of I¨I¨(2S)​/I¨J/I¨​ in pp collisions at s​=13 TeV

Total and differential cross sections of the dp→3HeI^⋅ reaction at excess energies between 1 and 15 MeV

Non-resonant kaon pair production and medium effects in proton-nucleus collisions

Associated Z + J/I¨ production as a probe of multiparton interactions in the forward region

New measurements of Bc+​ decays into single charm final states

Enhanced production of I^b0​ baryons in high-multiplicity pp collisions at s​=13 TeV

Precision measurement of CP violation and branching fractions in B±→KS0​h± (h=I¨,K) decays and search for the rare decay Bc±​→KS0​K±

The discovery of a planetary candidate around the evolved low-mass Kepler giant star HD 175370

KIC 8410637: a 408-day period eclipsing binary containing a pulsating red giant

Observation of the doubly charmed baryon I^cc+​ with the LHCb Run 3 detector

Measurement of the average transverse momentum of forward prompt charged particles in pp and pPb collisions at sNN​​=5.02TeV

Measurement of the branching fraction of the I^b0​→J/I¨I^ decay and isospin asymmetry of B→J/I¨K decays

Rapidity and multiplicity dependence of charged-particle flow in pPb collisions at sNN​​=8.16 TeV

Amplitude analysis of B0→I^⋅c​(1S)K+I¨− decays

First evidence for direct CP violation in beauty to charmonium decays

Observation of the decay I¨c1​(3872)→J/I¨I^¼+I^¼−

Study of charm mixing and CP violation with D0→K±I¨∓I¨±I¨∓ decays

Observation of a new excited charm-strange meson Ds1​(2933)+ in B0→D+D−K+I¨− decays

Fundamentals of Nano-Thermodynamics

Measurement of the I^c◯c0​ and I^c0​ baryon lifetimes using hadronic b-baryon decays

Observation of the decay Bs0​→K0ppˉ​ and measurement of the B(s)0​→K0ppˉ​ branching fractions

Measurement of the ratio of branching fractions B(Bc+​→J/I¨I¨+I^½I¨​)/B(Bc+​→J/I¨I^¼+I^½I^​¼)

Resonance-like coherent production of a pion pair in the reaction pd→pdI¨I¨ in the GeV region

Measurement of CP violation in B0→D+D− and Bs0​→Ds+​Ds−​ decays

Measurement of the I¨(2S) to J/I¨ cross-section ratio as a function of centrality in PbPb collisions at sNN​​ = 5.02 TeV

B-jet fragmentation with B±→J/I¨K± decays in s​=13 TeV pp collisions at LHCb

First observation of the I^b0​→I^c+​Ds−​K+K− decay and search for pentaquarks in the I^c+​Ds−​ system

Medium effects in I^K+ pair production by 2.83 GeV protons on nuclei

An M dwarf Companion to an F-type Star in a young main-sequence binary

Search for the Bc+​→I¨c1​(3872)I¨+ decay

Comprehensive analysis of local and nonlocal amplitudes in the B0→K∗0I^¼+I^¼− decay

The energy dependence of the pp->K+ n Sigma+ reaction close to threshold

Measurement of the CKM angle I^3 in B±→D(→KS0​h′+h′−)h± decays with a novel approach

Confirmation of the Planet Hypothesis for the Long-period Radial Velocity Variations of Beta Geminorum

Study of CP violation in B(s)0​→DK∗(892)0 decays with D→KI¨(I¨I¨), I¨I¨(I¨I¨), and KK final states

Measurement of I¨(2S) to J/I¨ cross-section ratio as function of multiplicity in pPb collisions atsNN​​=8.16 TeV

Amplitude analysis of the B0→K∗0I^¼+I^¼− decay

Measurement of the in-medium phi-meson width in proton-nucleus collisions

Three-integral multi-component dynamical models and simulations of the nuclear star cluster in NGC 4244

Angular analysis of B0→K∗0e+e− decays

Search for the decays B(s)0​→J/ψγ at LHCb

Differential cross section and analysing power of the quasi-free pn -> {pp}_s pi- reaction at 353 MeV

Comparison of inclusive K+ production in proton-proton and proton-neutron collisions

Modification of I¨c1​(3872) and I¨(2S) production in pPb collisions at sNN​​=8.16 TeV

Branching fraction measurement of the I^→pI^¼−I^½I^​¼ decay

Search for the lepton-flavour-violating decays B0→K∗0I¨±e∓

The Near-Threshold Production of Phi Mesons in pp Collisions

The pp->K+ n Sigma+ reaction near threshold

Search for the lepton-flavor violating decay Bs0​→I¨I^¼±I¨∓

Observation of strangeness enhancement with charmed mesons in high-multiplicity pPb collisions at sNN​​=8.16TeV

Determination of target thickness and luminosity from beam energy losses

Observation of the charmless purely baryonic decay I^b0​→I^pp​

X-ray diffraction with micrometer spatial resolution for highly absorbing samples

Kaon Pair Production in Proton--Proton Collisions

Study of muon-tagged Ds1​(2460)+ and Ds1​(2536)+ decays to the Ds+​π+π− final state

Measurement of branching fractions and CP asymmetries in I^b0​(I^b0​)→pKS0​h− decays

Planetary companion candidates around the K giant stars 42 Dra and HD 139357

Measurement of $C P$ violation observables in $D^{+} \to K^{-} K^{+} I ¨ ^{+}$ decays

Angular analysis of the decay $B_{s}^{0} \to I ¨ e^{+} e^{-}$

Measurement of $C P$ asymmetry in $B_{s}^{0} \to D_{s}^{\mp} K^{\pm}$ decays

Study of $D_{s 1} (2460)^{+} \to D_{s}^{+} I ¨ ^{+} I ¨ ^{-}$ in $B \to D ˉ^{(*)} D_{s}^{+} I ¨ ^{+} I ¨ ^{-}$ decays

Amplitude analysis and branching fraction measurement of $B^{+} \to D^{*-} D_{s}^{+} I ¨ ^{+}$ decays

Observation of the doubly-charmed-baryon decay $I^_{cc}^{++} \to I^_{c}^{0} I ¨ ^{+} I ¨ ^{+}$

Test of lepton flavour universality with $B^{0} \to K^{* 0} ℓ^{+} ℓ^{-}$ decays at large dilepton invariant mass

Precision measurement of the $I^_{b}^{0}$ baryon lifetime

First determination of the spin-parity of $I^_{c} (3055)^{+, 0}$ baryons

Multiplicity dependence of $I ¨ _{I ¨ (2 S)} / I ¨ _{J / I ¨ }$ in $pp$ collisions at $s = 13$ TeV

Total and differential cross sections of the $dp \to^{3} He I^\cdot$ reaction at excess energies between 1 and 15 MeV

Associated $Z$ + $J / I ¨ $ production as a probe of multiparton interactions in the forward region

New measurements of $B_{c}^{+}$ decays into single charm final states

Enhanced production of $I^_{b}^{0}$ baryons in high-multiplicity $pp$ collisions at $s = 13$ TeV

Precision measurement of CP violation and branching fractions in $B^{\pm} \to K_{S}^{0} h^{\pm}$ $(h = I ¨ , K)$ decays and search for the rare decay $B_{c}^{\pm} \to K_{S}^{0} K^{\pm}$

Observation of the doubly charmed baryon $I^_{cc}^{+}$ with the LHCb Run 3 detector

Measurement of the average transverse momentum of forward prompt charged particles in $pp$ and $p Pb$ collisions at $s_{N N} = 5.02 TeV$

Measurement of the branching fraction of the $I^_{b}^{0} \to J / I ¨ I^$ decay and isospin asymmetry of $B \to J / I ¨ K$ decays

Rapidity and multiplicity dependence of charged-particle flow in $p$ Pb collisions at $s_{N N} = 8.16$ TeV

Amplitude analysis of $B^{0} \to I^\cdot_{c} (1 S) K^{+} I ¨ ^{-}$ decays

Observation of the decay $I ¨ _{c 1} (3872) \to J / I ¨ I^¼^{+} I^¼^{-}$

Study of charm mixing and CP violation with $D^{0} \to K^{\pm} I ¨ ^{\mp} I ¨ ^{\pm} I ¨ ^{\mp}$ decays

Observation of a new excited charm-strange meson $D_{s 1} (2933)^{+}$ in $B^{0} \to D^{+} D^{-} K^{+} I ¨ ^{-}$ decays

Measurement of the $I^c ◯_{c}^{0}$ and $I^_{c}^{0}$ baryon lifetimes using hadronic $b$ -baryon decays

Observation of the decay $B_{s}^{0} \to K^{0} p p ˉ$ and measurement of the $B_{(s)}^{0} \to K^{0} p p ˉ$ branching fractions

Measurement of the ratio of branching fractions $B (B_{c}^{+} \to J / I ¨ I ¨ ^{+} I^½_{I ¨} ) / B (B_{c}^{+} \to J / I ¨ I^¼^{+} I^½_{I^} ¼)$

Resonance-like coherent production of a pion pair in the reaction $p d \to p d I ¨ I ¨ $ in the GeV region

Measurement of $C P$ violation in $B^{0} \to D^{+} D^{-}$ and $B_{s}^{0} \to D_{s}^{+} D_{s}^{-}$ decays

Measurement of the $I ¨ (2 S)$ to $J / I ¨ $ cross-section ratio as a function of centrality in PbPb collisions at $s_{NN}$ = 5.02 TeV

$B$ -jet fragmentation with $B^{\pm} \to J / I ¨ K^{\pm}$ decays in $s = 13$ TeV $pp$ collisions at LHCb

First observation of the $I^_{b}^{0} \to I^_{c}^{+} D_{s}^{-} K^{+} K^{-}$ decay and search for pentaquarks in the $I^_{c}^{+} D_{s}^{-}$ system

Medium effects in $I^ K^{+}$ pair production by 2.83 GeV protons on nuclei

Search for the $B_{c}^{+} \to I ¨ _{c 1} (3872) I ¨ ^{+}$ decay

Comprehensive analysis of local and nonlocal amplitudes in the $B^{0} \to K^{* 0} I^¼^{+} I^¼^{-}$ decay

Measurement of the CKM angle $I^^{3}$ in $B^{\pm} \to D (\to K_{S}^{0} h^{' +} h^{' -}) h^{\pm}$ decays with a novel approach

Study of $C P$ violation in $B_{(s)}^{0} \to D K^{*} (892)^{0}$ decays with $D \to K I ¨ (I ¨ I ¨ )$ , $I ¨ I ¨ (I ¨ I ¨ )$ , and $K K$ final states

Measurement of $I ¨ (2 S)$ to $J / I ¨ $ cross-section ratio as function of multiplicity in $p$ Pb collisions at $s_{N N} = 8.16$ TeV

Amplitude analysis of the $B^{0} \to K^{* 0} I^¼^{+} I^¼^{-}$ decay

Angular analysis of $B^{0} \to K^{* 0} e^{+} e^{-}$ decays

Search for the decays $B_{(s)}^{0} \to J / ψ γ$ at LHCb

Modification of $I ¨ _{c 1}$ (3872) and $I ¨ $ (2 $S$ ) production in $p$ Pb collisions at $s_{N N} = 8.16$ TeV

Branching fraction measurement of the $I^ \to p I^¼^{-} I^½_{I^} ¼$ decay

Search for the lepton-flavour-violating decays $B^{0} \to K^{* 0} I ¨ ^{\pm} e^{\mp}$

Search for the lepton-flavor violating decay $B_{s}^{0} \to I ¨ I^¼^{\pm} I ¨ ^{\mp}$

Observation of strangeness enhancement with charmed mesons in high-multiplicity $p Pb$ collisions at $s_{NN} = 8.16$ TeV

Observation of the charmless purely baryonic decay $I^_{b}^{0} \to I^ p p$

Study of muon-tagged $D_{s 1} (2460)^{+}$ and $D_{s 1} (2536)^{+}$ decays to the $D_{s}^{+} π^{+} π^{-}$ final state

Measurement of branching fractions and $C P$ asymmetries in $I^_{b}^{0} (I^_{b}^{0}) \to p K_{S}^{0} h^{-}$ decays

Search for $K_{S (L)}^{0} \to I ¨ ^{+} I ¨ ^{-} I^¼^{+} I^¼^{-}$ decays at LHCb

Measurement of the multiplicity dependence of $\mitÎ¥$ production ratios in $pp$ collisions at $s = 13$ TeV

Search for the decays $B_{(c)}^{+} \to I^¼^{+} I^½_{I^} ¼ I^^{3}$

First observation of the $I^_{b}^{0} \to D^{+} D^{-} I^$ decay

Measurement of inclusive production of charmonium states in $b$ -hadron decays via their decay into $I ¨ I ¨ $

First evidence of the $B_{s}^{0} \to K^{-} I ¨ ^{+} I^^{3}$ decay

Measurement of the Branching Fraction of $B^{0} \to J / I ¨ I ¨ ^{0}$ Decays

Observation and branching fraction measurement of the decay $I^_{b}^{-} \to I^_{b}^{0} I ¨ ^{-}$

Isospin effects in the exclusive dp -> 3HeÏ+Ï- reaction

Search for $B_{c}^{+} \to I ¨ ^{+} I^¼^{+} I^¼^{-}$ decays and measurement of the branching fraction ratio $B (B_{c}^{+} \to I ¨ (2 S) I ¨ ^{+}) / B (B_{c}^{+} \to J / I ¨ I ¨ ^{+})$