Kim-sio?k chui-so? (金屬水素) s? thau-koe ap-sok chui-so? goan-so? hoat-seng siong choan-i e 1 khoan heng-thai, i s? Fermi siok-the ( フェルミ縮退 ) bu?t-chit e 1 chiong. Kim-sio?k chui-so? e li-l?n t? 1935 ni the-chhut.

2017 ni 1 goe?h 26 ji?t , Bi-kok Harvard T?i-ha?k e kho-ha?k-ka seng-kong ha?p-seng kim-sio?k chui-so?.