1.

ModelIndependent Observation of Exotic Contributions to ${B}^{0}\to J/\psi {K}^{+}{\pi}^{}$ Decays
/ Aaij, R. ; Abellán Beteta, C. ; Adeva, B. ; Adinolfi, M. ; et al
An angular analysis of ${B}^{0}\to J/\psi {K}^{+}{\pi}^{}$ decays is performed, using protonproton collision data corresponding to an integrated luminosity of $3\text{}\text{}{\mathrm{fb}}^{1}$ collected with the LHCb detector. [...]
Published in Physical Review Letters 122 (2019)
10.1103/PhysRevLett.122.152002

2.

Observation of the doubly Cabibbosuppressed decay Ξ c + → pϕ
/ Aaij, R. ; Abellán Beteta, C. ; Adeva, B. ; Adinolfi, M. ; et al
The doubly Cabibbosuppressed decay Ξ c + → pϕ with ϕ → K + K − is observed for the first time, with a statistical significance of more than fifteen standard deviations [...]
Published in JHEP 1904 (2019) 084
10.1007/JHEP04(2019)084
arXiv:1901.06222
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3.

Dalitz plot analysis of the D + → K − K + K + decay
/ Aaij, R. ; Abellán Beteta, C. ; Adeva, B. ; Adinolfi, M. ; et al
The resonant structure of the doubly Cabibbosuppressed decay D + → K − K + K + is studied for the first time. [...]
Published in JHEP 1904 (2019) 063
10.1007/JHEP04(2019)063
arXiv:1902.05884
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4.

First Measurement of Charm Production in its FixedTarget Configuration at the LHC
/ Aaij, R. ; Adeva, B. ; Adinolfi, M. ; Aidala, C. A. ; et al
The first measurement of heavyflavor production by the LHCb experiment in its fixedtarget mode is presented. [...]
Published in Physical Review Letters 122 (2019)
10.1103/PhysRevLett.122.132002
arXiv:1810.07907
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5.

Measurement of the ratio of branching fractions of the decays Λ b 0 → ψ (2 S )Λ and Λ b 0 → J / ψ Λ
/ Aaij, R. ; Adeva, B. ; Adinolfi, M. ; Ajaltouni, Z. ; et al
Using pp collisions corresponding to 3 fb −1 integrated luminosity, recorded by the LHCb experiment at centreofmass energies of 7 and 8 TeV, the ratio of branching fractions ℬ Λ b 0 → ψ 2 S Λ / ℬ Λ b 0 → J / ψ Λ = 0.513 ± 0.023 stat ± 0.016 syst ± 0.011 ℬ $$ \mathrm{\mathcal{B}}\left({\Lambda}_b^0\to \psi (2S)\Lambda \right)/\mathrm{\mathcal{B}}\left({\Lambda}_b^0\to J/\psi \Lambda \right)=0.513\pm 0.023\left(\mathrm{stat}\right)\pm 0.016\left(\mathrm{syst}\right)\pm 0.011\left(\mathrm{\mathcal{B}}\right) $$ is determined. [...]
Published in JHEP 1903 (2019) 126
10.1007/JHEP03(2019)126
arXiv:1902.02092
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6.

Measurement of the mass and production rate of ${\Xi}_{b}^{}$ baryons
/ Aaij, R. ; Abellán Beteta, C. ; Adeva, B. ; Adinolfi, M. ; et al
The first measurement of the production rate of ${\Xi}_{b}^{}$ baryons in $pp$ collisions relative to that of ${\Lambda}_{b}^{0}$ baryons is reported, using data samples collected by the LHCb experiment, and corresponding to integrated luminosities of 1, 2 and $1.6\text{}\text{}{\mathrm{fb}}^{1}$ at $\sqrt{s}=7$, 8 and 13 TeV, respectively. [...]
Published in Physical Review D 99 (2019)
10.1103/PhysRevD.99.052006
arXiv:1901.07075
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7.

Infrared features of gravitational scattering and radiation in the eikonal approach
/ Ciafaloni, Marcello ; Colferai, Dimitri ; Veneziano, Gabriele
Following a semiclassical eikonal approach—justified at transplanckian energies order by order in the deflection angle ${\Theta}_{s}\sim \frac{4G\sqrt{s}}{b}\equiv \frac{2R}{b}$—we investigate the infrared features of gravitational scattering and radiation in four spacetime dimensions, and we illustrate the factorization and cancellation of the infinite Coulomb phase for scattering and the eikonal resummation for radiation. [...]
Published in Physical Review D 99 (2019)
10.1103/PhysRevD.99.066008
arXiv:1812.08137
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8.

Search for CP violation through an amplitude analysis of D 0 → K + K − π + π − decays
/ Aaij, R. ; Abellán Beteta, C. ; Adeva, B. ; Adinolfi, M. ; et al
A search for CP violation in the Cabibbosuppressed D 0 → K + K − π + π − decay mode is performed using an amplitude analysis. [...]
Published in JHEP 1902 (2019) 126
10.1007/JHEP02(2019)126
arXiv:1811.08304
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9.

Prompt Λ c + production in p Pb collisions at s N N = 5.02 $$ \sqrt{s_{\mathrm{NN}}}=5.02 $$ TeV
/ Aaij, R. ; Adeva, B. ; Adinolfi, M. ; Aidala, C. ; et al
The prompt production of Λ c + baryons is studied in protonlead collisions collected with the LHCb detector at the LHC. [...]
Published in JHEP 1902 (2019) 102
10.1007/JHEP02(2019)102
arXiv:1809.01404
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10.

Observation of Two Resonances in the ${\Lambda}_{b}^{0}{\pi}^{\pm}$ Systems and Precise Measurement of ${\Sigma}_{b}^{\pm}$ and ${\Sigma}_{b}^{*\pm}$ Properties
/ Aaij, R. ; Abellán Beteta, C. ; Adeva, B. ; Adinolfi, M. ; et al
The first observation of two structures consistent with resonances in the final states ${\Lambda}_{b}^{0}{\pi}^{}$ and ${\Lambda}_{b}^{0}{\pi}^{+}$ is reported using samples of $pp$ collision data collected by the LHCb experiment at $\sqrt{s}=7$ and 8 TeV, corresponding to an integrated luminosity of $3\text{}\text{}{\mathrm{fb}}^{1}$. [...]
Published in Physical Review Letters 122 (2019)
10.1103/PhysRevLett.122.012001
arXiv:1809.07752
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