Determination of $\gamma (e e$) of the $\Upsilon$ (1s) and $\Upsilon$ (2s) Resonances and Measurement of R at $W=9$.39-{GeV}

The Crystal Ball collaboration Jakubowski, Z. ; Antreasyan, D. ; Bartels, H.W. ; et al.
Z.Phys.C 40 (1988) 49, 1988.
Inspire Record 261078 DOI 10.17182/hepdata.15560

Using the Crystal Ball detector operating at the DORIS II storage ring we have measured the leptonic partial widthsГeeof the Υ(1S) and Υ(2S) reson

1 data table

No description provided.


Measurement of the direct photon spectrum from Upsilon (1S) decays

The Crystal Ball collaboration Bizzeti, A. ; Schütte, J. ; Antreasyan, D. ; et al.
Phys.Lett.B 267 (1991) 286-292, 1991.
Inspire Record 315873 DOI 10.17182/hepdata.45174

None

1 data table

No description provided.