Iyini into ye-neodymium nezindlela zayo zokuhlola ezivame ukusetshenziswa?

Uthi bewazi? I-Element Neodymium yatholakala eVienna ngo-1885 nguKarl Auer. Ngenkathi ngifunda i-ammonium dinitrate tetrahydrate, orr uhlukanise i-neodymium futhiI-PraseOdDODYIUMUkusuka kwingxube yeNeodymium ne-PraceOdDODYMIUM ngokuhlaziywa kwe-spectroscopic. Ukuze ukhumbule ukutholwa kweytttrium, usokhekhe wamakhemikhali waseJalimane uWersbach, orr ogama lakhe linguNeodymium "Needymium", okususelwa emazwini esiGreki athi" Neos "okusho ukuthi" okusha "kanye ne-" DidyMOS "okusho ukuthi" amawele ".

Ngemuva kokuthola i-ORRneedymium, Olunye amakhemikhali bebenokungabaza ukutholakala. Kodwa-ke, ngo-1925, kwakhiqizwa isampula yokuqala yensimbi. Ngawo-1950s, isigaba seLindsay Chemical

 Into ye-ND

Kwenziwe ukuhlanzwa kwezentengiso kweNeodymium ngezindlela zokushintshana kwe-Ion.

Isikhathi esithile ngemuva kokutholwa kweNeodymium, akusetshenziswa kabanzi. Kodwa-ke, ngokuthuthukiswa kwesayensi nobuchwepheshe, into yeNeodmium isiqalile ukusetshenziswa emikhakheni eminingi ngenxa yezakhiwo zayo ezihlukile zenyama nangamakhemikhali. Ngawo-1930s, i-neodymium yezentengiselwano yayisetshenziswa njengodayi wengilazi, futhi ingilazi ye-neodymium yasetshenziselwa ukudala ingilazi ebomvu noma ye-orange-aed.

Needymiumidonsele ukunakwa okuningi ngenxa yezakhiwo zayo ezihlukile zenyama nangamakhemikhali. Ikakhulu eminyakeni yamuva, ukusetshenziswa kweneedymiumEmikhakheni eminingi uqhubekile ukwanda, futhi inani layo selivelile kakhulu. Ngakho-ke, yini ehlukile kangaka nge-neodymium? Namuhla, ake siveze imfihlakalo yeNeodymium.

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Izinkambu zohlelo lokusebenza ze-Needmium Element

1. Izinto ezimagnetic: ukusetshenziswa okuvame kakhulu kwe-neodymium kusekwenziweni kwama-magnets unomphela. Ikakhulu, i-neodymium iron boron pagnets (NDFEB) iphakathi kokuqina kakhuluama-magnets angapheli. Lawa ma-magnets asetshenziswa kabanzi ukuguqula futhi agcine amandla kumadivayisi afana nama-motors, ama-generator, imishini yokucabanga kazibuthe, izipikha ezinzima, izipikha nezimoto zikagesi.

2izingxenye zezimoto nezinye izinto zokusebenza okuphezulu. Isicelo sokwenza.

I-3. I-Neodymium-Iron Alloy: I-Neodymium nayo ingadalulwa nge-iron ukwenza izinto zokwenziwa zokusebenza okuphezulu, ezifana nasezisetshenzisweni zezimoto nasezimojelini ezimotweni zikagesi.

I-4. Ukwelashwa kwamanzi: Amakhompiyutha e-Needymium angasetshenziswa ekwelashweni kwamanzi, ikakhulukazi ukususa ama-phosphates kumanzi angcolile ahlanziwe. Lokhu kunemiphumela ebalulekile yokuvikelwa kwemvelo nokuphathwa kwezinsiza zamanzi.

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I-6

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Izakhiwo eziyingqayizivele zamakhemikhali kanye namakhemikhali zeNeodymium zikwenza kusetshenziswe kabanzi emikhakheni eminingi, ikakhulukazi kuma-elekthronikhi, amandla kanye nesayensi yezinto zokwakha.

NDFEB

Izakhiwo ezibonakalayo zeNeodymiumNeedymiumIsimboli samakhemikhali: ND, Inombolo ye-Atomic: 60. Kuyinto eyingqayizivele yomhlaba ngochungechunge lwezinto ezihlukile zomzimba. Okulandelayo ukwethulwa okuningiliziwe kwezindawo ezibonakalayo zeNeodymium:

1. Ubuningi: Ubukhulu beNeNodymium bungama-7.01 g / cubic centimeter. Lokhu kwenza kube lula ukwedlula ezinye izinto eziningi zensimbi, kepha nokho okuminyene.

2. Amaphuzu ancibilikayo futhi abilayo: Iphuzu lokuncibilika le-neodymium licishe libe ngu-1024 degrees Celsius (1875 degrees Fahsius (ama-degrees acishe abe ngu-3074 degrees Fahrenheit). Lokhu kukhombisa ukuthi i-neodymium inamaphoyinti aphezulu aphezulu futhi abilayo, okwenza kwazinza ezindaweni zokushisa okuphezulu.

I-3. Isakhiwo se-Crystal: I-Needymium izokhombisa izakhiwo ezahlukahlukene zekristali emazingeni okushisa ahlukahlukene. Emazingeni okushisa asekamelweni, inesakhiwo esigcwele esiphakeme kakhulu, kepha izinguquko ekwakhiweni kwe-cubic egxile emzimbeni lapho amazinga okushisa aphakanyiselwa cishe ngama-863 degrees Celsius.

4. Ubude:NeedymiumIngabe i-paramagnetic emazingeni okushisa asekamelweni, okusho ukuthi kukhangwa amasimu kazibuthe angaphandle. Kodwa-ke, lapho kupholile emazingeni okushisa aphansi kakhulu (cishe -253.2 degrees Celsius noma -423.8 degrees Fahrenheit), iba ngama-degrees Celsie), iba ngama-antiferromagnetic, akhombise izakhiwo eziphambene zokuzibuthe njalo.

5 Lokhu kusho ukuthi akusona umqhubi omuhle kagesi futhi akafanele izicelo ezifana nezintambo zikagesi.

I-6. Ukuqhutshwa kwe-Thermal: I-Needymium nayo inokuphakelayo okuphansi okuphansi, okwenza kungalungele izinhlelo zokusebenza ezishisayo.

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8. Umsakazo: Zonke izinto zomhlaba ezingandile zinomsakazo othile zinomsakazo, kepha i-neodymium ibuthakathaka kakhulu i-radioactive, ngakho-ke ubungozi bezinkampani buphansi kakhulu.

Izakhiwo ezibonakalayo zeNeodymium zikwenza ibaluleke kakhulu kwizicelo ezithile, ikakhulukazi ekwenziweni kwezinto zokwakha i-ferromagnetic kanye nama-alloys angashisa aphezulu. Izakhiwo zalo ze-paramagnetic ne-antiferromagnetic nazo zikwenza ngokubaluleka okuthile ekufundweni kwezinto zikamagnetic nezinto zokwakha ze-quantum.

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Izici zamakhemikhali zeNeodymium

 Needymium(Isimboli samakhemikhali: ND) yinto evamile yomhlaba enochungechunge lwezinto ezikhethekile zamakhemikhali. Okulandelayo ukwengeza okuningiliziwe kwezakhiwo zamakhemikhali zeNeodymium:

1. Ukusebenza kabusha: I-Neodymium uhlobo olusebenzayo lwezinto zomhlaba ezingandile zomhlaba. Emoyeni, i-neodymium iphendula ngokushesha nge-oxygen ukwakha i-neodymium oxides. Lokhu kwenza iNeodymium ye-Neody

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3. Amakhompiyutha: I-neodymium ingakha amakhompiyutha ahlukahlukene, imvamisa nge-oksijini, i-halogen, isibabule kanye nezinye izinto ukwakha amakhompiyutha, njenge-oxides, ama-sulfides, njll.

4 Kodwa-ke, ngaphansi kwezimo ezithile, isimo se-oxidation sika +2 singakhiwa futhi.

I-5. Ukwakheka kwe-alloy: i-neodymium ingadala ama-alloys nezinye izinto, ikakhulukazi ngezinsimbi ezinjenge-iron ne-aluminium ukwakha ama-noodmium alloys. Ama-alloys ajwayele ukuba nezicelo ezibalulekile ezintweni zokwenziwa kazibuthe nezakhiwo.

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Izakhiwo zamakhemikhali zeNeodymium zikwenza ukuthi zibambe iqhaza elibalulekile kwizinkundla ezithile zohlelo lokusebenza, ikakhulukazi ezintweni ezibucayi, amazinga okushisa aphezulu kanye nocwaningo lwesayensi yezinto zokwakha.

Izakhiwo zebhayoloji zeNeodymium

Ukusetshenziswa kwe-neodymium emkhakheni we-biomedical kukhawulelwe ngoba akusona into edingekayo ezintweni eziphilayo futhi umsakazo wayo ubuthakathaka, uwenze kungakulungele ukucabanga kwemithi yenuzi. Kodwa-ke, kunezindawo ezithile zokucwaninga nezicelo ezibandakanya i-neodymium. Okulandelayo ukwethulwa okuningiliziwe kwezindawo ze-bioomedical zeNeodymium:

1. 1 Ukuhlanganisa i-neodymium ion kwizakhiwo ezithile zamangqamuzana kungakhulisa umehluko wezithombe ze-MRI, ukwenza izicubu ezithile noma izilonda zibe lula ukuzibona. Lolu hlelo lokusebenza lusesigabeni sokucwaninga kepha lunamandla okucabanga kwe-biomedical.

2 Lezi zinhlaka ze-nanoparticles zingangeniswa emzimbeni bese zikhipha izidakamizwa ngaphakathi kwamaseli abemukeli noma enze ukwelashwa okufana nokwelashwa kokushisa. Izakhiwo ezibukwe zalezi zinhlayiya nazo zingasetshenziswa ukuqondisa nokubheka inkambo yokwelashwa.

I-3. Ukwelashwa kwe-Tumula: yize kungeyona ukwelashwa okuqondile, ucwaningo lukhombisa ukuthi ama-neodymium magnets angasetshenziswa ngokubambisana nezinye izindlela zokwelapha, ezinjengokwelashwa okushisa kazibuthe. Ngale ndlela, izinhlayiya ze-Neodymium Magnet zangeniswa emzimbeni bese zifudumeza ngaphansi kwethonya lensimu kazibuthe yangaphandle yokubhubhisa amaseli e-tumor. Lokhu ukwelashwa okuhlola futhi kusafundwa.

4. Amathuluzi okucwaninga: Ezinye izinhlanganisela ze-element neodymium zingasetshenziswa njengamathuluzi okuhlola ocwaningweni lwe-biomedical, njengokufunda kwe-biology cell kanye ne-molefanelar. Lezi zinhlanganisela zivame ukusetshenziswa ukutadisha izindawo ezinjengokulethwa kwezidakamizwa, i-bioanalysis kanye nokufanekisa ama-molecular.

Kumele kwaziwe ukuthi ukusetshenziswa kweNeodymium ensimini ye-biomedical kusha futhi kusaqhubeka nokuthuthuka okuqhubekayo nokucwaninga. Izicelo zalo zikhawulelwe nguMhlaba wayo ongavamile kanye nezakhiwo ezinemisebe futhi zidinga ukucatshangelwa ngokucophelela. Lapho usebenzisa i-neodymium noma amakhompiyutha ayo, ukuphepha kanye nemihlahlandlela yokuziphatha kufanele kulandelwe ukuqinisekisa ukuthi ayinayo imiphumela emibi kubantu nasendaweni yemvelo.

Ukusatshalaliswa kwemvelo kweNeodymium

I-Neodymium iyinto evamile yomhlaba eyenziwa kaningi esatshalaliswa kakhulu emvelweni. Okulandelayo ukwethulwa okuningiliziwe kokusatshalaliswa kweNeodymium ngemvelo:

1. Ukuba khona ku-crust yomhlaba: I-Needymium ingenye yezinto zomhlaba ezingandile ezikhona ekuqothulweni komhlaba, futhi ubuningi bawo bungacishe kube ngu-38 mg / kg. Lokhu kwenza i-neodymium ende kakhulu ekuqothulweni komhlaba, isesibili elisesibili phakathi kwezinto zomhlaba ezingandile, ngemuva kwe-cersium. I-Needymium yenzeka ngobuningi obukhulu kunasezitokisi ezijwayelekile njengeTungstern, ukuhola kanye ne-tin.

2 Amaminerali e-Rare Earth: I-Needymium imvamisa ayikho efomini lamahhala, kodwa ngesimo sezinhlanganisela ezikhona emigodini yaseMhlabeni engavamile. I-Neodymium itholakala emhlabathini omkhulu owayengajwayelekile onjenge-monazite ne-bastnäsite. I-neodymium kulezi zi-ores ingahlukaniswa ngezinqubo zokunciphisa nokukhishwa kwezicelo zokuthengisa.

3. Ngediphozithi yensimbi eyigugu: I-neodymium kwesinye isikhathi ingatholwa ngamanani athile wensimbi ayigugu, njengegolide, isiliva, ithusi kanye ne-uranium. Kodwa-ke, kuvame ukuba khona ngamanani amancane.

4. Amanzi olwandle: yize i-neodymium ikhona emanzi olwandle, ukugxila kwayo kuphansi kakhulu, imvamisa kuphela ezingeni le-microgram / litre. Ngakho-ke, ukukhishwa kwe-neodymium kusuka emanzini olwandle ngokuvamile akuyona indlela esebenzayo yezomnotho.

I-Neodmium inokuchichima okuthile ekuqothulweni komhlaba, kepha ikakhulukazi kutholakala emigodini yaseMhlabeni engavamile. Ukukhipha nokuhlukanisa i-neodymium kuvame ukudinga ukunyibilikisa okuyinkimbinkimbi kanye nezinqubo zokucwengeka ukuze kuhlangatshezwane nezidingo zezicelo zezentengiso nezimboni. Izinto zomhlaba ezingandile ezinjenge-neodymium zidlala izindima ezibalulekile kubuchwepheshe besimanjemanje, ngakho-ke ucwaningo kanye nokuphathwa kokuhlinzekwa kwabo nokusabalalisa kubalulekile.

Izimayini, ukukhishwa kanye nokubhema kweNeodymium

Izokumbiwa kanye nokukhiqizwa kweNeodymium kuyinqubo eyinkimbinkimbi evame ukufaka lezi zinyathelo ezilandelayo:

1. Izimayini zediphozithi yomhlaba engandile I-Mining Earth Orpres iyisinyathelo sokuqala ekukhiqizweni kweNeodymium. Lokhu kubandakanya ukubheka kwezwe, izimayini, ukumbiwa kanye nokukhishwa kwe-ore.

2 Lezi zinyathelo zokwelashwa zingafaka ukuqondiswa, ukugaya, ukugcwala, ukufuya kwe-acid kanye nokuchithwa.

3. Ukuhlukaniswa kanye nokukhishwa kweNeedmium: Ngemuva kokucutshungulwa kwe-Ore, ama-slurry aqukethe izinto zomhlaba ezingandile ngokuvamile adinga ukwahlukana okuqhubekayo nokukhishwa. Lokhu kuvame ukubandakanya izindlela zokuhlukaniswa ngamakhemikhali njengokukhishwa kwe-solvent noma i-ion Exchange. Lezi zindlela zivumela izinto ezahlukahlukene zomhlaba ezingandile ukuba zihlukaniswe kancane kancane.

4. Ukucwengiswa kweNeodyMium: Lapho iNeodymium ihlukaniswe, imvamisa iba nenqubo eyengeziwe yokucolisa ukususa ukungcola nokwenza ngcono ubumsulwa. Lokhu kungafaka izindlela ezifana nokukhishwa kwe-solvent, ukunciphisa kanye ne-electrolysis.

I-5. Ukulungiselela i-Alloy: Ezinye izinhlelo zeNeodymium zidinga ukuzikhipha nezinye izinto zensimbi, njengensimbi, i-boron kanye ne-aluminium, ukulungiselela ama-alloys we-neodymium wokwenza izinto ezibucayi noma ama-alloys aphezulu.

I-6. Ukulungiselela emikhiqizweni: Izinto ze-Needmium zingasetshenziswa futhi ukulungiselela imikhiqizo ehlukahlukene, njengama-magnets, ama-magnets ahlukahlukene, ama-nanoparticles, njll. Le mikhiqizo yesayensi ingahle isetshenziswe kumasimu e-Electronics, Medical, Energy and Materies Science field.

Kubalulekile ukuqaphela ukuthi ukumbiwa kanye nokukhiqizwa kwezinto zomhlaba ezingandile kuyinqubo eyinkimbinkimbi evame ukudinga amazinga aqinile ezendawo kanye nokuphepha. Ngaphezu kwalokho, ukuhlinzekwa kwempahla yeRare Earth Element Mining and Production kuthintwa yi-geopolitics kanye nokushintshashintsha kwemakethe, ngakho-ke ukukhiqizwa kanye nokuhlinzekwa kwezinto zomhlaba ezingandile kukhange ukunakwa komhlaba jikelele.

 

Indlela yokutholwa yento ye-neodymium

1. I-atomic anlorption spectrometry (AAS): I-atomic anlorption spectrometry iyindlela ejwayelekile yokuhlaziywa kwezibalo, efanelekile yokulinganisa okuqukethwe kwezinto zensimbi. Ngokuguqula isampula ukuthi lilinganiswe kuma-athomu elilodwa noma i-ion, i-invaing the isampula ngomthombo wokukhanya we-wavelength ethile futhi ulinganisa ukumuncwa kokukhanya, okuqukethwe kwento yensimbi kusampula kunganqunywa. I-AAS inezinzuzo zokuzwela okuphezulu, ukukhetha okuhle nokusebenza okulula.

2 Izindlela ezivame ukuskena ezisetshenziswa ngokubhekwa zifaka ama-spectroscopcopy abonakalayo e-ultraviolet (UV-Vis), i-fluorescence spectroscopy, ne-atomic emission spectroscopy (AES). Lezi zindlela zingalinganisa okuqukethwe yi-neodymium kumasampula ngokukhetha ama-wavelength afanele futhi alawule amapharamitha ayithuluzi.

I-3. I-X-RAY FURORECEnce Spectrometry (i-XRF): I-X-RAY FURORESTOMENCEnce Spectrometry iyindlela yokuhlaziya engeyona eyokubhubhisa efanelekile yokulinganisa okuqukethwe okuyisisekelo kuma-solids, uketshezi kanye namagesi. Le ndlela inquma okuqukethwe kwezinto ngokukhipha imisebe ye-fluorescence enobuntu ngemuva kwesampula ijabule ngama-x-ray, kanye nokulinganisa isikhundla se-peak kanye nokuqina kwe-fluorescence spectrum. I-XRF inezinzuzo zokulinganisa okusheshayo, ezibucayi futhi kanyekanye zezinto eziningi.

4 Le ndlela inquma okuqukethwe kwezinto ngokuguqula isampula ukuthi ilinganiswe kuma-ion ashaywe, kusetshenziswa i-plasma ephakeme ekhiqizwa nge-plasma ehlanganiswe ngokuxhumeka ku-plasma ehlanganiswe ngokuxhumeka ku-ionesie I-ICP-MS inokuzwela okuphezulu kakhulu, ukukhetha kanye nekhono lokukala izinto eziningi ngasikhathi sinye.

I-5 . Ngoba into ngayinye inemigqa ehlukile yokubuka, izinto zesampula zinganqunywa ngokukala le migqa ebukekayo

Lezi zindlela zokutholwa zingakhethwa njengoba kudingeka, ngokuya ngohlobo lwesampula, ukuzwela okudingekayo nokutholwa kokuthola kanye nezimo zokuhlaziya. Kuzinhlelo zokusebenza ezisebenzayo, indlela efanelekile ingakhethwa ukuthola okuqukethwe kwe-PraceOdDedymium ngokusekelwe ocwaningweni noma ekuhlolweni kwezimboni.

Ukusetshenziswa okukhethekile kwendlela yokuvumela i-athomu ukukala i-neodymium element

Ekulinganisweni kwe-Element, Indlela yokutholwa kwe-athomu inokunemba okuphezulu nokuzwela, ukuhlinzeka izindlela ezisebenzayo zokutadisha izakhiwo zamakhemikhali, ukwakheka okuhlanganisiwe kanye nokuqukethwe kwezakhi.

Okulandelayo, sasebenzisa ukumuncwa kwe-athomu ukukala inani le-neodymium. Izinyathelo ezithile zinjengokulandelayo:

Lungiselela isampula ukuze ihlolwe. Ukulungiselela isampula ukuthi lilinganiswe kwikhambi, kudingeka ngokuvamile ukusebenzisa i-acid exubile yokugaya ukuze kulinganise ukukalwa okulandelayo.

Khetha i-atomic amuncy Spectrometer. Khetha i-atomic ancy spectrometer efanelekile esekelwe kwizakhiwo zesampula ukuze zilinganiswe kanye nobubanzi bokuqukethwe kwe-neodymium okudinga ukulinganiswa.

Lungisa amapharamitha we-athomu amunculic Spectrometer. Ngokusho kwento okufanele ilinganiswe kanye nemodeli yensimbi, lungisa amapharamitha we-athomu amuncy spectrometer, kufaka phakathi umthombo wokukhanya, i-athomu, umtshina, njll.

Ukukala umuzwa we-neodymium. Isampula okufanele ihlolwe ibekwa ku-athomizer, futhi imisebe yokukhanya ye-wavelength ethile ikhishwe ngomthombo wokukhanya. Into ye-neodymium okufanele ilinganiswe izodonsa le misebe yokukhanya futhi ikhiqize inguquko ye-Energy Level. Ukumunca kwe-neodymium kulinganiswa ngomtshina.Kungisa okuqukethwe kweNeodymium. Kususelwa ekunciphiseni nasekujikeni okujwayelekile, okuqukethwe kwe-neodymium element kubaliwe.

Ngokuqukethwe okungenhla, singakuqonda kahle ukubaluleka nobunye be-neodymium. Njengenye yezinto zomhlaba ezingandile, i-neodymium inezindawo ezihlukile ngokomzimba nangamakhemikhali, ezenza zisetshenziswe kabanzi kwisayensi yanamuhla nezobuchwepheshe. Kusuka kumathuluzi kazibuthe kuya kumathuluzi okubona, kusuka ku-catalysis kuya e-aerospace, i-neodymium idlala indima ebalulekile. Yize kusekhona ukungaziwa okuningi mayelana nokuqonda kwethu nokusetshenziswa kwe-neodymium, ngentuthuko eqhubekayo yesayensi nobuchwepheshe, sinesizathu sokukholelwa ukuthi sizokwazi ukuqonda ukuthi i-neodymium ejulile ngokuzayo. Woza amathuba amaningi nezibusiso.


Isikhathi Sokuposa: Dec-10-2024