K. Wichmann

collaborators

6 papers

hep-ex2025

Search for the rare decay D $^{0}$ $\to$ $I^¼^{+} I^¼^{-}$ in proton-proton collisions at $s$ = 13.6 TeV

CMS Collaboration

A search for the rare decay D $^{0}$ $\to$ $I^¼^{+} I^¼^{-}$ is reported using proton-proton collision events at $s$ = 13.6 TeV collected by the CMS detector in 2022 $-$ 2023, correspon…

nucl-ex2025

Multiplicity dependence of charm baryon and charm meson production in pPb collisions at $s_{NN}$ = 8.16 TeV

CMS Collaboration

Measurements of the production yields of charm baryons ( $I^_{c}^{+}$ ) and charm mesons (D $^{0}$ ) in proton-lead collisions at a nucleon-nucleon center-of-mass energy of 8.16 TeV…

hep-ex2025

Search for fractionally charged particles in proton-proton collisions at $s$ = 13 TeV

CMS Collaboration

A search is presented for fractionally charged particles with charge below 1 $e$ , using their small energy loss in the tracking detector as a key variable to observe a signal. The a…

hep-ex2025

Angular analysis of the B $^{0}$ $\to$ K $^{*}$ (892) $^{0} I^¼^{+} I^¼^{-}$ decay in proton-proton collisions at $s$ = 13 TeV

CMS Collaboration

A full set of optimized observables is measured in an angular analysis of the decay B $^{0}$ $\to$ K $^{*}$ (892) $^{0} I^¼^{+} I^¼^{-}$ using a sample of proton-proton collisions at $s$ = 13…

hep-ex2025

Search for new resonances decaying to pairs of merged diphotons in proton-proton collisions at $s$ = 13 TeV

CMS Collaboration

A search is presented for an extended Higgs sector with two new particles, X and $I ¨ $ , in the process X $\to$ $I ¨ I ¨ $ $\to$ $(I^^{3} I^^{3}) (I^^{3} I^^{3})$ . Novel neural networks classify events wit…

nucl-ex2024

Observation of double J/ $I ¨ $ meson production in pPb collisions at $s_{NN}$ = 8.16 TeV

CMS Collaboration

The first observation of the concurrent production of two J/ $I ¨ $ mesons in proton-nucleus collisions is presented. The analysis is based on a proton-lead (pPb) data sample recorded…

Search for the rare decay D0 → I^¼+I^¼− in proton-proton collisions at s​ = 13.6 TeV

Multiplicity dependence of charm baryon and charm meson production in pPb collisions at sNN​​ = 8.16 TeV

Search for fractionally charged particles in proton-proton collisions at s​ = 13 TeV

Angular analysis of the B0 → K∗(892)0I^¼+I^¼− decay in proton-proton collisions at s​ = 13 TeV

Search for new resonances decaying to pairs of merged diphotons in proton-proton collisions at s​ = 13 TeV

Observation of double J/I¨ meson production in pPb collisions at sNN​​ = 8.16 TeV

Search for the rare decay D $^{0}$ $\to$ $I^¼^{+} I^¼^{-}$ in proton-proton collisions at $s$ = 13.6 TeV

Multiplicity dependence of charm baryon and charm meson production in pPb collisions at $s_{NN}$ = 8.16 TeV

Search for fractionally charged particles in proton-proton collisions at $s$ = 13 TeV

Angular analysis of the B $^{0}$ $\to$ K $^{*}$ (892) $^{0} I^¼^{+} I^¼^{-}$ decay in proton-proton collisions at $s$ = 13 TeV

Search for new resonances decaying to pairs of merged diphotons in proton-proton collisions at $s$ = 13 TeV

Observation of double J/ $I ¨ $ meson production in pPb collisions at $s_{NN}$ = 8.16 TeV