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hep-ph2003
Delta(1232) in piN -> pipiN reaction
Hiroyuki Kamano, Masaki Arima
The contribution of Delta(1232) to the piN -> pipiN reaction is examined by making use of the chiral reduction formula developed by Yamagishi and Zahed. The influence of the pi-Del…
hep-ph2003
Quasi-coherent state of pions in the nucleon
Masanori Morishita, Masaki Arima
Making use of the quasi-coherent state developed by Eriksson et al., we can find a nucleon solution accompanied by the pion field with trivial topology. We compare our approach wit…