http://chineseinput.net/에서 pinyin(병음)방식으로 중국어를 변환할 수 있습니다.
변환된 중국어를 복사하여 사용하시면 됩니다.
In-Medium Effective Pion Mass from Heavy-Baryon Chiral Perturbation Theory
Tae-SunPark,HongJung,Dong-PilMin 한국물리학회 2002 THE JOURNAL OF THE KOREAN PHYSICAL SOCIETY Vol.41 No.2
Using heavy-baryon chiral perturbation theory, we have calculated all the diagrams up to twoloop order which contribute to the S-wave pion self-energy in symmetric nuclear matter. Some subtleties related to the denition of pion elds are discussed. The in-medium pion mass turns out to increase by only 5 % at normal nuclear matter density, and this result is model independent.