Kwintsapho enkulu yezinto ezinqabileyo zomhlaba,i-gadolinium oxide (Gd2O2)iye yaba yinkwenkwezi kuluntu lwesayensi yezixhobo kunye neempawu zayo ezizodwa kunye neekhemikhali kunye nemimandla ebanzi yesicelo. Le powdery emhlophe ayilolungu elibalulekileyo kuphela lee-oxides zomhlaba ezinqabileyo, kodwa kunye nezinto eziyimfuneko ezisebenzayo ekuphuhliseni isayensi kunye nobuchwepheshe bale mihla. Ukusuka kwimifanekiso yezonyango ukuya kwiteknoloji yamandla enyukliya, ukusuka kwimagnethi ukuya kwizixhobo ezibonakalayo, igadolinium oxide ikuyo yonke indawo, iqaqambisa ixabiso elikhethekileyo lezinto ezinqabileyo zomhlaba.
1. Iimpawu ezisisiseko ze-gadolinium oxide
I-Gadolinium oxideyi-oxide yomhlaba eqhelekileyo enqabileyo ene-cubic crystal structure. Kwisakhiwo sayo se-crystal, i-gadolinium ions kunye ne-oxygen ion zidityaniswe kwilungiselelo elithile lendawo ukuze zenze ibhondi yeekhemikhali ezizinzile. Esi sakhiwo sinika i-gadolinium oxide indawo yokunyibilika ukuya kwi-2350 ° C, evumela ukuba ihlale izinzile kwiindawo zokushisa eziphezulu.
Ngokumalunga neepropati zeekhemikhali, i-gadolinium oxide ibonisa iimpawu eziqhelekileyo ze-alkaline oxide. Inokusabela ngeeasidi ukwenza iityuwa ezihambelanayo kwaye ine-hygroscopicity ethile. Ezi mpawu zifuna ukugcinwa okukhethekileyo kunye neemeko zokuphatha i-gadolinium oxide ngexesha lokulungiselela izinto eziphathekayo.
Ngokubhekiselele kwizinto ezibonakalayo, i-gadolinium oxide ineempawu ezintle kakhulu ezibonakalayo kunye nemagnethi. Inesalathisi esiphezulu se-refractive kunye nokuhanjiswa kokukhanya okulungileyo kummandla wokukhanya obonakalayo, obeka isiseko sokusetyenziswa kwayo kwintsimi ye-optical field. Kwangaxeshanye, ulwakhiwo lweqokobhe le-electron ye-4f ye-ion ye-gadolinium inika iipropati ezikhethekileyo zamagnetic.
Breif intshayelelo
| Igama lemveliso | I-Gadolinium oxide, iGadolinium(III) oxide |
| Cas | 12064-62-9 |
| MF | Gd2O3 |
| Ubunzima beMolekyuli | 362.50 |
| Ukuxinana | 7.407 g/cm3 |
| Indawo yokunyibilika | 2,420°C |
| Imbonakalo | Umgubo omhlophe |
| Ubunyulu | 5N (Gd2O3/REO≥99.999%）；3N (Gd2O3/REO≥ 99.9%) |
| Ukunyibilika | Ayinyibiliki emanzini, ngokuphakathi inyibilika kwii-asidi zeminerali ezomeleleyo |
| Uzinzo | I-hygroscopic kancinci |
| Iilwimi ezininzi | GadoliniumOxid, Oxyde De Gadolinium, Oxido Del Gadolinio |
| Imveliso yokunyibilika Ksp | 1.8×10−23 |
| Ubume beCrystal | Inkqubo yekristale yeMonoclinic |
| Uphawu | Ixesha |
2. Iindawo ezisetyenziswayo ezingundoqo ze-gadolinium oxide
Kwicandelo lezonyango, usetyenziso olubaluleke kakhulu lwe-gadolinium oxide luyinto ekrwada ye-imaging resonance imaging (MRI) echasene ne-agent. I-Gadolinium complexes inokutshintsha kakhulu ixesha lokuphumla kweeprotoni zamanzi, ukuphucula ukungafani kwemifanekiso, kunye nokubonelela ngemifanekiso ecacileyo yokuxilongwa kwesifo. Esi sicelo sikhuthaze kakhulu uphuhliso lwetekhnoloji yemifanekiso yezonyango yanamhlanje.
Kwintsimi yezinto zamagnetic, i-gadolinium oxide yinto engundoqo ekrwada yokulungiswa kwezinto eziphathekayo ezifana ne-gadolinium iron garnet (GdIG). Ezi zixhobo zidlala indima ebalulekileyo kwizixhobo ze-microwave kunye nezixhobo zemagneto-optical, kwaye zibonelela ngesiseko sezinto eziphathekayo kuphuhliso lobuchwepheshe bonxibelelwano lwanamhlanje.
Kwizicelo ze-optical, i-gadolinium oxide isetyenziswa ngokubanzi kwi-phosphors, imathiriyeli ye-laser, i-optical coatings kunye nezinye iindawo ngenxa yeempawu zayo ezintle kakhulu. Ngokukodwa ekulungiseleleni iifilimu eziphezulu ze-refractive-index optical, i-gadolinium oxide ibonisa iingenelo ezizodwa.
Kubuchwephesha bamandla enyukliya, i-gadolinium oxide isetyenziswa njengesixhobo sokulawula i-reactors yenyukliya ngenxa yecandelo layo eliphezulu lokufunxa neutron. Esi sicelo sibaluleke kakhulu ekusebenzeni ngokukhuselekileyo kwezixhobo zenyukliya.
3. Uphuhliso lwexesha elizayo lwe-gadolinium oxide
Ngokuqhubela phambili kweteknoloji yokulungiselela, indlela yokudibanisa i-gadolinium oxide iye yalungiswa ngokuqhubekayo. Ukusuka kwindlela yokusabela kwisigaba esiqinileyo sesiqhelo ukuya kwindlela ephucukileyo ye-sol-gel, ukuphuculwa kwenkqubo yokulungiselela kuphucule kakhulu ukucoceka kunye nokusebenza kwe-gadolinium oxide.
Kwimimandla yesicelo esakhulayo, i-gadolinium oxide ibonisa amandla amakhulu. Ekukhanyeni kwelizwe eliqinileyo, i-quantum computing, ulawulo lwendalo kunye neminye imiba, abaphandi bahlola usetyenziso olutsha lwe-gadolinium oxide. Olu phononongo luvule iindlela ezintsha zophuhliso lwexesha elizayo lwe-gadolinium oxide.
Ngokombono wamathuba oshishino, ngophuhliso olukhawulezayo lwamashishini asakhasayo anobuchule njengamandla amatsha kunye nezinto ezintsha, imfuno yentengiso ye-gadolinium oxide iya kuqhubeka ikhula. Ngokukodwa kwiinkalo zobugcisa obuphezulu kunye neteknoloji yokusika, ukubaluleka kwe-gadolinium oxide kuya kuphucula ngakumbi.
Njengelungu elibalulekileyo lentsapho yezinto ezinqabileyo zomhlaba, ixabiso le-gadolinium oxide alibonakali kuphela kuluhlu lwangoku olubanzi lwezicelo, kodwa kunye namathuba angenamkhawulo ekuphuhlisweni kwezobuchwepheshe kwixesha elizayo. Ukususela kwimpilo yonyango ukuya kwiteknoloji yamandla, ukusuka kunxibelelwano lolwazi ukuya ekukhuselweni kwendalo, i-gadolinium oxide yenza igalelo elibalulekileyo ekuphuculeni isayensi yabantu kunye neteknoloji kunye neempawu zayo ezizodwa. Ngophuhliso oluqhubekayo lwesayensi yezinto, i-gadolinium oxide ngokuqinisekileyo iya kukhanya kwiindawo ezininzi kwaye iqhubeke nesahluko esiyintsomi sezinto ezinqabileyo zomhlaba.
Ixesha lokuposa: Feb-20-2025