Aggarwal, M.M.
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Precision Measurement of Proton Proton Total Cross-section at the {CERN} Intersecting Storage Rings

Amaldi, U. ; Cocconi, G. ; Diddens, A.N. ; et al.
Nucl.Phys.B 145 (1978) 367-401, 1978.
Inspire Record 131412 DOI 10.17182/hepdata.34944

The measurement of the proton-proton total cross section performed by the CERN-Pisa-Rome-Stony Brook Collaboration at the CERN ISR is discussed in detail. The total interaction rate, the elastic scattering rate in the forward direction, and the machine luminosity were measured simultaneously to obtain three different determinations of the total cross section. Consistent results were found, which made it possible to prove the reliability of the Van der Meer luminosity calibration within +-0.9% and to achieve a precision of +-0.6% in the measurement of the total cross section.

1 data table
Table 1

No description provided.


New measurements of proton proton total cross-section at the CERN intersecting storage rings

The CERN-Pisa-Rome-Stony Brook collaboration Amaldi, U. ; Cocconi, G. ; Diddens, A.N. ; et al.
Phys.Lett.B 62 (1976) 460-466, 1976.
Inspire Record 108915 DOI 10.17182/hepdata.27653

Measurements of the proton-proton total cross section have been made with increased precision (±0.6%) over the ISR energy range s =23.5−62.7 GeV . Two different experimental methods gave consistent results, showing that the total cross section increases 10% over the ISR range and in addition that the absolute value of the ISR luminosity can be measured to ±0.9%.

1 data table
Table 1

CROSS SECTIONS ARE A WEIGHTED AVERAGE OF THOSE OBTAINED BY THE PISA-STONY BROOK METHOD AND BY THE CERN-ROME (OPTICAL THEOREM) METHOD.