scholarly journals Measurement of muon neutrino and antineutrino induced single neutral pion production cross sections

2011 ◽  
Author(s):  
Colin E. Anderson
2011 ◽  
Vol 83 (5) ◽  
Author(s):  
A. A. Aguilar-Arevalo ◽  
C. E. Anderson ◽  
A. O. Bazarko ◽  
S. J. Brice ◽  
B. C. Brown ◽  
...  

2005 ◽  
Vol 20 (14) ◽  
pp. 3065-3068 ◽  
Author(s):  
◽  
Morgan O. Wascko

MiniBooNE seeks to confirm or refute the LSND [Formula: see text] oscillation signal with high statistical significance and different systematics. MiniBooNE has accumulated the world's largest ~1 GeV neutrino data set. MiniBooNE employs a cosmic muon calibration system to study the reconstruction of the energies and directions of muons in the detector. Progress of measurements of the νμ charged-current quasi-elastic and single pion production cross sections are presented.


Cross-sections for pion production in nucleon-nucleon collisions are calculated on the assumption that the production takes place into a few angular momentum states only, and that the matrix element for each particular transition is constant except for factors due to the final-state pion-nucleon and nucleon-nucleon interactions. The outgoing pion is assumed to be in a resonant (3/2, 3/2) state with one of the nucleons. The angular momentum states introduced are compared with those of Rosenfeld (1954) and Gell-Mann & Watson (1954). It is found that a three-parameter theory can give a good account of most of the experiments on pion production, both total and differential, up to 660 MeV, except near threshold when non-resonance production is important and further parameters are necessary. Energy distribution and angular correlation experiments bring out the importance of the pion-nucleon resonance. The cross-section for neutral pion production is predicted fairly accurately in terms of that for positive pion production from threshold to 660 MeV; at 660 MeV, the calculated positive:neutral ratio is 3⋅9. The difference between this value and that of Peaslee (1954) is partly due to the mass difference between the positive and neutral pion and partly to the inclusion of interference effects between the outgoing nucleons.


1988 ◽  
Vol 03 (15) ◽  
pp. 1441-1450 ◽  
Author(s):  
BERND SCHÜRMANN ◽  
WINFRIED ZWERMANN

Particle inclusive yields from heavy ion reactions are described by a closed form expression which is not limited to a particular type of particle as long as this is produced in individual baryon-baryon encounters with a small probability. This criterion is satisfied for subthreshold pion and kaon production on which we concentrate. Even though the elementary pion and kaon production cross sections can both be described well by three-particle phase space considerations, the final inclusive production rates differ qualitatively from one another. The reasons for this are discussed.


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