Measurement of D^0 and D^+ meson masses with the KEDR Detector

TL;DR

This paper reports precise measurements of the D^0 and D^+ meson masses using the KEDR detector at VEPP-4M, providing updated values with improved accuracy over previous results.

Contribution

First precise measurement of D-meson masses using the KEDR detector at VEPP-4M with detailed uncertainty analysis.

Findings

M(D^0) = 1865.30 ± 0.33 ± 0.23 MeV

M(D^+) = 1869.53 ± 0.49 ± 0.20 MeV

Results improve the precision of D-meson mass values.

Abstract

The masses of the neutral and charged D-mesons have been measured with the KEDR detector at the VEPP-4M electron-positron collider: M(D^0) = 1865.30 +- 0.33 +- 0.23 MeV, M(D^+) = 1869.53 +- 0.49 +- 0.20 MeV.