SLAC-SPEAR. CRYSTAL BALL DETECTOR. INVESTIGATION OF THE FOUR-PHOTON FINAL STATE IN GAMMA GAMMA COLLISIONS IN E+ E- INTERACTIONS. F(1270) RESONANCE IS OBSERVED IN THE PI0 PI0 CHANNEL WITH PREDOMINANTLY HELICITY 2 AND A MEASURE OF THE PARTIAL WIDTH TO GAMMA GAMMA IS 2.9 +0.6, -0.4 (DSYS=0.6) KEV INDEPENDENT OF ASSUMPTIONS ON HELICITY. A2(1310) RESONANCE IS OBSERVED IN THE PI0 ETA CHANNEL WITH A PARTIAL WIDTH TO GAMMA GAMMA OF 0.77 +- 0.18 (DSYS=0.27) KEV (ASSUMING HELECITY 2). AN UPPER LIMIT OF & lt;5 PCT (95 PCT CL) IS GIVEN FOR BRANCHING RATIOS OF F --& gt; ETA ETA/F --& gt; PI PI.
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Edwards, C.
,
Partridge, Richard
,
Peck, C.
,
Porter, F.
,
Antreasyan, D.
,
Gu, Y.F.
,
Kollmann, W.S.
,
Richardson, M.
,
Strauch, K.
,
Wacker, K.
(
1984)
Production of $\pi^0 \pi^0$ and $\pi^0 \eta$ in Photon - Photon Collisions. HEPData (collection).
https://doi.org/10.17182/hepdata.30959
or, if you prefer, a specific version of the
record:
Edwards, C.
,
Partridge, Richard
,
Peck, C.
,
Porter, F.
,
Antreasyan, D.
,
Gu, Y.F.
,
Kollmann, W.S.
,
Richardson, M.
,
Strauch, K.
,
Wacker, K.
(
1984)
Production of $\pi^0 \pi^0$ and $\pi^0 \eta$ in Photon - Photon Collisions (Version 1). HEPData (collection).
https://doi.org/10.17182/hepdata.30959.v1
You can also cite the 3 data
tables
individually.
Data tables
Choose table:
“Table 1” of “Production of $\pi^0 \pi^0$ and $\pi^0 \eta$ in Photon - Photon Collisions” (Version 1). HEPData (dataset).
https://doi.org/10.17182/hepdata.30959.v1/t1
“Table 2” of “Production of $\pi^0 \pi^0$ and $\pi^0 \eta$ in Photon - Photon Collisions” (Version 1). HEPData (dataset).
https://doi.org/10.17182/hepdata.30959.v1/t2
“Table 3” of “Production of $\pi^0 \pi^0$ and $\pi^0 \eta$ in Photon - Photon Collisions” (Version 1). HEPData (dataset).
https://doi.org/10.17182/hepdata.30959.v1/t3
When using this data, please cite the original publication:
Production of $\pi^0 \pi^0$ and $\pi^0 \eta$ in Photon - Photon Collisions. Phys.Lett.B 110 (1982) 82-86.