Duba wurin da ke ƙasa sannan ka amsa tambayar daga baya a cikin harshe ɗaya kamar yadda wurin yake:  Shigewa: Don superconductors ya yi hasashen a 1982 a tricritical batu a cikin phase zane tsakanin irin-I da kuma irin-II superconductors inda tsari na miƙa mulki canje-canje daga na biyu zuwa na farko. An tabbatar da tsinkaya a cikin 2002 ta hanyar kwaikwayon kwamfuta na Monte Carlo. Ka'idar ta dogara ne akan ka'idar filin rikice-rikice na biyu zuwa ka'idar filin LD Landau don sauye-sauye na lokaci wanda Kleinert ya haɓaka a cikin littattafan akan Gauge Fields a cikin Matter Matter. A cikin wannan ka'idar, an bayyana kaddarorin kididdiga na jujjuyawar juzu'i ko layin lahani a matsayin abubuwan motsawa na farko tare da taimakon filayen, wanda zane-zanen Feynman su ne hotunan layin.  Tambaya: Yaushe aka gudanar da kwaikwayon Monte Carlo?
Shekarar 2002