Tafukt (itri) : Tameẓla gar ileqman

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Ajerriḍ 149:
=== Asileɣ ===
[[Tugna:Solar evolution (English).svg|left|thumb|250px|Tamhazt n tfukt d usfijjej anafuk d waqqar-ines d teẓɣelt-is s wassaɣ ɣer tura.]]
Tafukt tettwasileɣ-d send n 4,57 n imelyaṛen n iseggasen s usrag n uɣelluy n wamur n yiwen n [[asignew axeclawan|usignew axeclawan]] acafcal yellan yegber - deg tuget-is - seg uhidṛujin d uhilyum, yerna yezmer ad yili usignew-a ittwasileɣ-d seg yitran niḍen. Dɣa addar-a yettwasteg s usenned ɣer usmudem s usemres n [[aselkim|uselkim]] i westag n takkayt tatrawt. Tizrawin ɣef [[aseffud|yiseffuden]] imziken snarment-d idrizen n yiɣwawen irekden seg yinyaten meẓẓiyen deg waddar am wuzzal-60 i d-yettmagen deg yiderḍqen meẓẓiyen n yitran. Anecta yemmal-d d akken yessefk ad yeṭṭerḍeq yiwen n [[Supernova]] neɣ sin zdat n wadeg anda i d-tettwasileɣ tfukt. D amedwal d akken [[tamdeswelt n tneggest]] i d-yemmugen seg uṭerḍeq n Supernova d nettat i yeǧǧan tafukt ad tettwasileɣ s wadad n igazen yellan deg usignew axeclawan, s akin tegla-d s yiwen n uɣelluy s agensu n usignew deg kra n tama s ddaw n usemdu-ines.
Amur yennebran seg usignew yeɣlin yebda itezzi s usrag n taggaẓt n [[imir amussay|yimir uɣmir]], sin akin terna teẓɣelt-is tettali yakked d walluy n [[adad|wadad-is]], anecta yakk yegla-d s umsegrew n tuget n tkura deg wammas-is, deg wakud anda i yufeg wayen i d-yezgan s azɣar (ɣer beṛṛa) n wagra, ayen i d-issalɣen imtiwgen d tfekkiwin yemgaraden n unagraw anafuk. Addad d teẓɣelt deg weɣyay n usignew yennebran urwen-d takrura meqqren seg teẓɣelt, akken i d-yuffes wugar n igazen deg waẓi n wegra. Di taggara, anecta yegla-d s beddu n tsedmirin tiɣisanin i d-iglan s tlalit n tfukt.<ref>
Hill et al., "First Stars. I. The extreme r-element rich, iron-poor halo giant CS 31082-001" Astronomy & Astrophysics, 387, (2002) 560-579. (Accessed 3/8/06)</ref>
 
== Anwiwel n tfukt d tmersiwt-ines deg umazellaw ==