
iron (ii) selenide

inumu (ii) selenide anedi ferrous inumu mariyu selenide (SE2−) yokka aneka akarbana sammelanaalanu suuchistumdi. vyavastha yokka phay-sae dasha rekhaachitram ~ 49 aaa madhya aneka stoichiometric kaani dasala unikini velladistundi. % seey mariyu ~ 53 vadda. % phe, mariyu ushnogratalu ~ 450 masim varaku untaayi. takkuva ushnograta sthiramaina dasalu tetragonal pBO-nirmaanam (p4/nmm) β-fe1 − "x" sae mariyu α-fe7se8. adhika ushnograta dasha shatkona, nias nirmaanam (p63/mmc) δ-fe1 − "x" sae. inumu (ii) selenide sahajamgaa nias-nirmaanam khanija akavalitega sambhavistundi.
marinta selenium samruddhiga unde inumu selenide dasalu γ dasalu (γ mariyu γ3), ivi phe3seey4 stoikiometriki ketayinchabaddayi, mariyu phes2, ivi marksite-nirmaanam sahaja khanijam ferrocelite ledhaa arudaina pyrite-nirmaanam khanijam dzarkenitega sambhavistaayi.
idhi vidyut semiconductorlalo upayoginchabadutundi.
suupar conductivity.
"β"-kovvu anedi saralamaina inumu aadhaarita suupar conductor, conny vibhina lakshanaalatoo untundi. idhi saadhaarana peedanam vadda 8k vadda suupar conduct cheyadam praarambhistundi, ayithe daani klishtamaina ushnograta ("t" c) ottidi kinda, inter collation dwara ledhaa adhika peedanam vadda challarchina tarvaata natakeeyamgaa 38k kii perugutundi. inter collation mariyu ottidi rendinti kalayika phalitamgaa 48 k vadda suupar conductivity tirigi udbhavistundi.
2013loe, srtio3loe epitoxialga perige kovvu yokka oke anhu pora 70 k yokka inumu aadhaarita suupar kandaktarlaku appati rikaardu parivartana ushnogratato suupar conductive anie nivedinchabadindi. eee aavishkarana gananeeyamaina drushtini aakarshinchindi mariyu 2014loe eee vyavastha kosam 100k kante ekkuva suupar conducting parivartana ushnograta nivedinchabadindi.