Tsarin crystal na yttrium oxide
Yatrium oxide (Y2O3) wani farin kasa ne da ba kasafai ake iya narkewa a cikin ruwa da alkali kuma mai narkewa a cikin acid.Yana da nau'in C-nau'i na musamman da ba kasafai ba sesquioxide na duniya tare da tsarin cubic mai tushen jiki.
Crystal sigar tebur na Y2O3
Tsarin Tsarin Crystal na Y2O3
Halin jiki da sinadarai na yttrium oxide
(1) girman molar shine 225.82g/mol kuma yawancin shine 5.01g/cm3;
(2) Matsayin narkewa 2410℃, tafasar batu 4300℃, Kyakkyawan kwanciyar hankali na thermal;
(3) Kyakkyawan kwanciyar hankali na jiki da sinadarai da kyakkyawan juriya na lalata;
(4) Ƙarfin wutar lantarki yana da girma, wanda zai iya kaiwa 27 W / (MK) a 300K, wanda shine kusan sau biyu na thermal conductivity na yttrium aluminum garnet (Y).3Al5O12), wanda yake da amfani sosai ga amfani da shi azaman matsakaicin aiki na laser;
(5) Matsakaicin nuna gaskiya yana da faɗi (0.29 ~ 8μm), kuma watsawar ka'idar a cikin yankin da ake iya gani zai iya kaiwa fiye da 80%;
(6) Ƙarfin phonon yana da ƙasa, kuma mafi ƙarfi mafi girma na Raman bakan yana kan 377cm.-1, wanda ke da amfani don rage yuwuwar canji mara haske da haɓaka haɓakar haɓakar haɓakar haɓakar haɓakawa;
(7) Kasa da 2200℃, Y2O3lokaci ne mai siffar sukari ba tare da birefringence ba.Ma'anar refractive shine 1.89 a tsawon 1050nm.Juyawa zuwa lokaci hexagonal sama da 2200℃;
(8) Tazarar makamashi na Y2O3yana da faɗi sosai, har zuwa 5.5eV, kuma matakin makamashi na doped trivalent rare earth luminescent ions yana tsakanin valence band da conduction band na Y.2O3kuma sama da matakin makamashi na Fermi, don haka samar da cibiyoyin haske masu hankali.
(9) Y2O3, azaman matrix abu, zai iya ɗaukar babban taro na ions na ƙasa marasa ƙarfi da maye gurbin Y3+ions ba tare da haifar da canje-canjen tsarin ba.
Babban amfani da yttrium oxide
Yttrium oxide, a matsayin kayan ƙari mai aiki, ana amfani dashi ko'ina a fagen makamashin atomic, sararin samaniya, haske, lantarki, yumbu na fasaha da sauransu saboda kyawawan kaddarorinsa na zahiri kamar babban dielectric akai-akai, kyakkyawan juriya na zafi da lalata mai ƙarfi. juriya.
Tushen hoto: Network
1, A matsayin phosphor matrix abu, ana amfani da shi a cikin filayen nuni, haske da alama;
2, A matsayin Laser matsakaici abu, m tukwane tare da high Tantancewar yi za a iya shirya, wanda za a iya amfani da matsayin Laser aiki matsakaici don gane dakin zafin jiki Laser fitarwa;
3, Kamar yadda wani up-conversion luminescent matrix abu, shi da ake amfani da infrared ganewa, kyalli lakabi da sauran filayen;
4, sanya cikin m tukwane, wanda za a iya amfani da ga bayyane da kuma infrared ruwan tabarau, high-matsi gas sallama fitila shambura, yumbu scintilators, high-zazzabi tanderun lura windows, da dai sauransu
5, Ana iya amfani da matsayin dauki jirgin ruwa, high zafin jiki resistant abu, refractory abu, da dai sauransu.
6, Kamar yadda albarkatun kasa ko Additives, su ma yadu amfani a high-zazzabi superconducting kayan, Laser crystal kayan, tsarin tukwane, catalytic kayan, dielectric tukwane, high-yi gami da sauran filayen.
Hanyar shiri na yttrium oxide foda
Ana amfani da hanyar hazo lokaci mai yawa don shirya oxides na ƙasa da ba kasafai ba, wanda galibi ya haɗa da hanyar hazo oxalate, hanyar hazo ammonium bicarbonate, hanyar urea hydrolysis da hanyar hazo ammonia.Bugu da kari, feshi granulation kuma hanya ce ta shiri wacce ta damu sosai a halin yanzu.Hanyar hazo gishiri
1. Hanyar hazo oxalate
The rare ƙasa oxide shirya ta oxalate hazo Hanyar yana da abũbuwan amfãni daga high crystallization digiri, mai kyau crystal form, azumi tacewa gudun, low najasa abun ciki da kuma sauki aiki, wanda shi ne na kowa hanya domin shirya high tsarki rare ƙasa oxide a masana'antu samar.
Hanyar hazo ammonium bicarbonate
2. Hanyar hazo ammonium bicarbonate
Ammonium bicarbonate ne mai arha hazo.A da, mutane sukan yi amfani da hanyar hazo ammonium bicarbonate don shirya gauraye carbonate da ba kasafai ba daga leaching bayani na ƙasa mai wuya.A halin yanzu, ƙananan oxides na ƙasa ana shirya su ta hanyar ammonium bicarbonate hazo a cikin masana'antu.Gabaɗaya, hanyar hazo ammonium bicarbonate shine ƙara ammonium bicarbonate mai ƙarfi ko bayani cikin ƙarancin chloride na ƙasa a wani zazzabi, Bayan tsufa, wankewa, bushewa da ƙonewa, ana samun oxide.Duk da haka, saboda yawan kumfa da aka haifar a lokacin hazo na ammonium bicarbonate da ƙimar pH maras tabbas yayin yanayin hazo, ƙimar nucleation yana da sauri ko jinkirin, wanda bai dace da haɓakar crystal ba.Domin samun oxide tare da manufa barbashi size da ilimin halittar jiki, da dauki yanayi dole ne a tsananin sarrafawa.
3. Ruwan urea
Ana amfani da hanyar hazo mai urea sosai a cikin shirye-shiryen oxide na ƙasa, wanda ba kawai mai arha ba ne kuma mai sauƙin aiki ba, amma kuma yana da yuwuwar cimma daidaiton sarrafa ƙwayar ƙwayar cuta da ƙwayar ƙwayar cuta, don haka hanyar hazo urea ta jawo hankalin mutane da yawa. ni'ima da kuma jawo hankali mai yawa da bincike daga masana da yawa a halin yanzu.
4. Fesa granulation
Fesa granulation fasahar yana da abũbuwan amfãni daga high aiki da kai, high samar da ya dace da kuma high quality na kore foda, don haka fesa granulation ya zama fiye amfani foda granulation Hanyar.
A cikin 'yan shekarun nan, amfani da ƙasa da ba kasafai ba a cikin filayen gargajiya bai canza asali ba, amma aikace-aikacen sa a cikin sabbin kayan ya karu a fili.A matsayin sabon abu, nano Y2O3yana da faffadan aikace-aikace filin.A zamanin yau, akwai hanyoyi da yawa don shirya nano Y2O3kayan, wanda za a iya raba uku Categories: ruwa lokaci hanya, gas lokaci hanya da kuma m lokaci hanya, daga cikin abin da ruwa lokaci hanya ne mafi yadu amfani.Sun kasu kashi SPRAY pyrolysis, hydrothermal kira, microemulsion, sol-gel, konewa. kira da hazo.Duk da haka, spheroidized yttrium oxide nanoparticles za su sami matsayi na musamman na musamman, makamashi mai zurfi, mafi kyawun ruwa da tarwatsawa, wanda ya dace da mayar da hankali kan.
Lokacin aikawa: Jul-04-2022