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Table 2 Overview of decay modes that are used to select calibration samples

From: Selection and processing of calibration samples to measure the particle identification performance of the LHCb experiment in Run 2

Species

Low momentum

High momentum

e ±

B+→J/ψK+ with J/ψ→e+e−

 

μ ±

B+→J/ψK+ with J/ψ→μ+μ−

J/ψ→μ+μ−

π ±

\(K^{0}_{\mathrm {s}} \rightarrow \pi ^{+}\pi ^{-}\)

D∗+→D0π+ with D0→K−π+

K ±

\(D^{+}_{s} \rightarrow \phi \pi ^{+}\) with ϕ→K+K−

D∗+→D0π+ with D0→K−π+

\(p, \overline {p}\)

Λ0→pπ−

\(\Lambda ^{0} \rightarrow p\pi ^{-} \, ; \Lambda ^{+}_{c} \rightarrow pK^{-}\pi ^{+}\)

  1. The high momentum samples are primarily selected, while the low momentum samples are included to maximise the kinematic coverage as much as possible