Observation of the Decay $D(s$)+ $\to \eta^\prime \pi^+$

Using the ARGUS detector at the e + e - storage ring DORIS II at DESY, we have observed the decay D s + → η'π + in two decay modes of the η'. We measure the ratio of branching ratios BR(D s + → η'π + )/BR(D s + → Øπ + ) to be 2.5±0.5±0.3.

electron positron: colliding beams
colliding beams: electron positron
electron positron: annihilation
annihilation: electron positron
D/s+: electroproduction
electroproduction: D/s+
D/s+: nonleptonic decay
nonleptonic decay: D/s+
D/s+: branching ratio
eta(958): decay modes

References(7)

Figures(0)

$\eta$ and $\eta^\prime$ Production in $e^+ e^-$ Annihilation at 29-{GeV}: Indications for the $D(s$ )+- Decays Into $\eta \pi^\pm$ and $\eta^\prime \pi^\pm$

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Do We Understand $D(s$ )+ $\to \eta \pi^+$ and $D(s$ )+ $\to \eta^\prime \pi^+$ ?

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Exclusive Nonleptonic Decays of D, D(s), and B Mesons

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ARGUS: A Universal Detector at DORIS-II

ARGUS

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Scaling Violations in Inclusive e+ e- Annihilation Spectra

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Observation of the Decay D(sD(sD(s)+ →η′π+\to \eta^\prime \pi^+→η′π+

Citations per year

η\etaη and η′\eta^\primeη′ Production in e+e−e^+ e^-e+e− Annihilation at 29-{GeV}: Indications for the D(sD(sD(s)+- Decays Into ηπ±\eta \pi^\pmηπ± and η′π±\eta^\prime \pi^\pmη′π±

Do We Understand D(sD(sD(s)+ →ηπ+\to \eta \pi^+→ηπ+ and D(sD(sD(s)+ →η′π+\to \eta^\prime \pi^+→η′π+?

Exclusive Nonleptonic Decays of D, D(s), and B Mesons

ARGUS: A Universal Detector at DORIS-II

Review of Particle Properties: Particle Data Group

HADRON PRODUCTION IN VIRTUAL PHOTON - PHOTON ANNIHILATION

Scaling Violations in Inclusive e+ e- Annihilation Spectra

Observation of the Decay $D(s$ )+ $\to \eta^\prime \pi^+$

$\eta$ and $\eta^\prime$ Production in $e^+ e^-$ Annihilation at 29-{GeV}: Indications for the $D(s$ )+- Decays Into $\eta \pi^\pm$ and $\eta^\prime \pi^\pm$

Do We Understand $D(s$ )+ $\to \eta \pi^+$ and $D(s$ )+ $\to \eta^\prime \pi^+$ ?