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Ichi chinyorwa chinopa gwara rakazara kuFeP (Iron Phosphide) mumamiriro ekugadzirwa kwesilicon, kuongorora maitiro ayo, nzira dzekudzikisa, uye basa rehunyanzvi hwepamusoro mukugadzirisa kuvepo kwayo. Isu tichaongorora kune kwakadziva kusvibiswa kweFeP, mhedzisiro yayo pamhando yesilicon, uye mhinduro dzinoshanda dzekudzikisa kukanganisa kwayo pachigadzirwa chekupedzisira. Ruzivo urwu rwakafanira kune nyanzvi dzinobatanidzwa mumatanho akasiyana ekugadzira silicon, kubva pakutsvagisa zvinhu kusvika kumagumo emhando yechigadzirwa.
A primary source of FeP kusvibiswa kunobva kutsvina iripo mune zvakabikwa zvinoshandiswa mukugadzirwa kwesilicon. Izvi zvinosvibisa zvinogona kuunzwa panguva yekuchera uye kugadzirisa kwesilicon ores. Iko kuumbwa chaiko kwesimbi kunopesvedzera zvakanyanya mwero we FeP present. Kuwanda kwesimbi uye phosphorus muzvinyorwa zvisingadzivisiki zvinotungamirira kumazinga akakwirira e FeP mune yekupedzisira silicon chigadzirwa. Kunyatsosarudzwa uye kufanorapwa kwezvakagadzirwa zvinhu zvakakosha kuti uderedze kusvibiswa uku.
Kusvibiswa kunogonawo kuitika panguva dzakasiyana-siyana dzekugadzirwa kwesilicon pachayo. Zvishandiso zvinoshandiswa mukugadzira, senge macrucibles kana midziyo yekuita, zvinogona kupinza tsvina, kusanganisira iron uye phosphorus, musilicon yakanyungudutswa. Kuchengeta zviyero zvepamusoro zvehutsanana hwemidziyo uye kushandisa yakakwirira-kuchena zvinhu mukati mekugadzira maitiro ndiwo akakosha nzira dzekudzivirira kusvibiswa kwemaitiro uye kuderedza. FeP mazinga.
Kuvapo kwe FeP musilicon inokanganisa zvakanyanya zvemagetsi uye zvemuviri. FeP inoshanda senge dopant, ichiunza tsvina isingadikanwi uye inokanganisa yekupedzisira silicon's conductivity, mutakuri hupenyu hwese, uye kuita kwese. High levels of FeP kusvibiswa kunogona kuita kuti silicon isakodzere kushandiswa mukushanda kwepamusoro-soro, semasekete akabatanidzwa kana masero ezuva.
Maitiro ekuchenesa epamberi anoita basa rakakosha mukuderedza FeP kusvibiswa. Nzira dzakaita segwara kusimba uye float-zone refine inobatsira kubvisa tsvina nemazvo. Kuenderera mberi nekuvandudza uye optimization yemaitiro aya kwakakosha kuti ugare uchiwana yakakwirira-kuchena silicon ine shoma. FeP mazinga. Kufambira mberi kwazvino muhunyanzvi uhu, kunotungamirwa nezvinodiwa zveanogara-akakwirira kuchena silicon, ari kuramba achivandudza kushanda kwawo.
Kunyatsosarudzwa kwezvinhu zvakagadzirwa zvakakosha. Kushandisa yakaomesesa nhanho yekudzora nhanho padanho rekutsvaga zvinhu zvinonyanya kudzikisira mazinga ekutanga esimbi uye phosphorus, nekudaro kuderedza mukana wepamusoro. FeP kutarisisa mune yekupedzisira chigadzirwa. Kugara uchiongorora kuchena kwezvinhu zvakakosha pakuchengetedza kuenderana kwehutongi.
Kufambira mberi kwetekinoroji kunogara kuchifambisa kuvandudzwa mukugadzirwa kwesilicon, zvichitungamira kune zvakanyanya kushanda FeP kuderedza nzira. Izvi zvinosanganisira kuvandudzwa kwedzimwe nzira dzakaoma dzekuchenesa, dzakavandudzwa hurongwa hwekudzora masisitimu, uye kuitwa kwemaitiro epamusoro ekuongorora ekutarisa nekudzora. FeP mazinga mukati mese maitiro ekugadzira.
Kuderedza FeP kusvibiswa kwakakosha pakugadzira silicon yemhando yepamusoro yakakodzera kushandiswa kwakasiyana. Nekuita zvinobudirira kusarudzwa kwezvinhu zvakasvibirira, nzira dzekuchenesa dzepamberi, uye dzakasimba maitiro ekudzora, vagadziri vanogona kuderedza zvakanyanya. FeP mazinga, kuve nechokwadi chekuita kwepamusoro kwezvigadzirwa zvavo zvesilicon. Kuenderera mberi nekutsvagisa uye kusimukira munzvimbo iyi kunoramba kwakakosha pakuzadzisa mwero wakanyanya kuchena.
| Mitigation Strategy | Kubudirira | Mutengo |
|---|---|---|
| Directional Solidification | High | Pakati |
| Float-Zone Refining | High High | High |
| Raw Material Pre-kurapwa | Pakati | Low |
1Imwezve tsvakiridzo pamusoro pehunyanzvi hwekuchenesa nzira inogona kuwanikwa pa [muenzaniso tsvakurudzo link]. (Tsvanha nechinhu chaicho chakakodzera chetsvagiridzo)
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