P. H. Hopchev

collaborators

91 papers

hep-ex2026

Model-independent measurement of the transversity amplitudes of the $B^{0} \to K^{* 0} μ^{+} μ^{-}$ decay

LHCb collaboration, R. Aaij, M. Abdelfatah +1154

An analysis of the decay amplitudes of $B^{0} \to K^{* 0} (\to K^{+} π^{-}) μ^{+} μ^{-}$ is presented, using proton-proton collision data recorded by the LHCb experiment at centre-of-mass energie…

cond-mat.mtrl-sci2026

Soft-Phonon-Driven Effective Inversion-Symmetry Crossover in Quantum Paraelectrics

Xiaojiang Li, Guodong Zhao, Fei Yang +6

Symmetry lays the foundation of condensed matter physics and its experimental manifestation provides fundamental insight into the collective behaviors of quantum materials. Optical…

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…

nucl-ex2026

Modification of $I^¥$ production in $p$ O and OO collisions at LHCb

LHCb collaboration, R. Aaij, M. Abdelfatah +1161

The production rates of $I^¥ (2 S)$ and $I^¥ (3 S)$ mesons relative to that of the $I^¥ (1 S)$ state are measured in $pp$ , $p$ O, and OO collisions by the LHCb collabora…

nucl-ex2026

Measurements of $I^_{v}^{3} p \to I ¨ ^{+} I ¨ ^{-} p^{'}$ Cross Sections with the CLAS Detector for $Q^{2}$ from 2.0--5.0~GeV $^{2}$ and $W$ from 1.400--2.125~GeV

A. Trivedi, R. W. Gothe, E. Phelps +122

Observables in the electroproduction of the $I ¨ ^{+} I ¨ ^{-} p$ reaction channel off the proton that are sensitive to the polarization of the virtual photon are presented for the first tim…

hep-ex2026

First measurement of time-dependent $C P$ violation in the flavor-changing neutral-current decay $B^{0} \to K_{S}^{0} I^¼^{+} I^¼^{-}$

LHCb collaboration, R. Aaij, A. S. W. Abdelmotteleb +1165

A flavor-tagged time-dependent analysis of $B^{0} \to K_{S}^{0} I^¼^{+} I^¼^{-}$ decays is performed across the full dimuon mass range excluding the $J / I ¨ $ and $I ¨ (2 S)$ resonanc…

Model-independent measurement of the transversity amplitudes of the B0→K∗0μ+μ− decay

Soft-Phonon-Driven Effective Inversion-Symmetry Crossover in Quantum Paraelectrics

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

Modification of I^¥ production in pO and OO collisions at LHCb

Measurements of I^v3​p→I¨+I¨−p′ Cross Sections with the CLAS Detector for Q2 from 2.0--5.0~GeV2 and W from 1.400--2.125~GeV

First measurement of time-dependent CP violation in the flavor-changing neutral-current decay B0→KS0​I^¼+I^¼−

Model-independent measurement of the transversity amplitudes of the $B^{0} \to K^{* 0} μ^{+} μ^{-}$ decay

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

Modification of $I^¥$ production in $p$ O and OO collisions at LHCb

Measurements of $I^_{v}^{3} p \to I ¨ ^{+} I ¨ ^{-} p^{'}$ Cross Sections with the CLAS Detector for $Q^{2}$ from 2.0--5.0~GeV $^{2}$ and $W$ from 1.400--2.125~GeV

First measurement of time-dependent $C P$ violation in the flavor-changing neutral-current decay $B^{0} \to K_{S}^{0} I^¼^{+} I^¼^{-}$