![cover image](https://wikiwandv2-19431.kxcdn.com/_next/image?url=https://upload.wikimedia.org/wikipedia/commons/thumb/2/23/Helium_atom_QM.svg/langkab-640px-Helium_atom_QM.svg.png&w=640&q=50)
Aɣyay abelkam
From Wikipedia, the free encyclopedia
Aɣyay d amur alemmas n ubelkim anda i tezzenẓay deg-s tkura n ubelkim akken i d-ittnulfa degs wamur meqqren n takura-ines seg yipṛutunen ilawen n taggat tazarurant d yinyutrunen yemgadan deg taggat, i wakken ad yili weɣyay s unalkam d ilaw n taggat, ma d taggat n iprutunen tilawt deg umḍan tegda taggat n iliktṛunen ibawen, ayen yettaǧǧan abelkim ad yili yemgada deg tazrura.
![Thumb image](http://upload.wikimedia.org/wikipedia/commons/thumb/2/23/Helium_atom_QM.svg/640px-Helium_atom_QM.svg.png)
Akdu n weɣyay iga gar n 1,75 fm (1.75×10−15 m) i uhidṛujin (ayen yegdan aqqaṛ n yiwen n upṛutun) alamma d 15 fm i yibelkimen imeqqranen n tkura am uranium. Iseggiwen-a meẓẓiy-it s waṭas ɣef wakdu n ubelkim (s wazal n 23 000 n tikkal i wuranium d 145 000 n tikkal i uhidṛujin).
Afurk n tfizikt i d-yelhan s tezrawt d tigzi n weɣyay n ubelkim s wayen yellan deg tsuddest-ines yettusemma s tfizikt tabelkamt.