Iskar gas mai tsafta (UHP) ita ce ginshiƙin masana'antar semiconductor. Yayin da buƙatar da ba a taɓa gani ba da kuma katsewar da aka samu a hanyoyin samar da kayayyaki na duniya ke ƙara farashin iskar gas mai matsin lamba, sabbin ƙira da ayyukan masana'antu na semiconductor suna ƙara yawan matakan da ake buƙata na shawo kan gurɓataccen iska. Ga masana'antun semiconductor, samun damar tabbatar da tsarkin iskar gas ta UHP ya fi muhimmanci fiye da da.

Iskar Gas Mai Tsabta (UHP) Suna da Muhimmanci a Masana'antar Semiconductor ta Zamani

Ɗaya daga cikin manyan aikace-aikacen iskar gas ta UHP shine rashin wutar lantarki: Ana amfani da iskar gas ta UHP don samar da yanayi mai kariya a kusa da sassan semiconductor, ta haka ne ke kare su daga illolin danshi, iskar oxygen da sauran gurɓatattun abubuwa a cikin sararin samaniya. Duk da haka, rashin wutar lantarki yana ɗaya daga cikin ayyuka daban-daban da iskar gas ke yi a masana'antar semiconductor. Daga manyan iskar gas na plasma zuwa iskar gas mai amsawa da ake amfani da su wajen yin etching da annealing, ana amfani da iskar gas mai matsin lamba mai yawa don dalilai daban-daban kuma suna da mahimmanci a cikin sarkar samar da semiconductor.

Wasu daga cikin iskar gas da ake samu a masana'antar semiconductor sun haɗa da:nitrogen(ana amfani da shi azaman tsaftacewa gabaɗaya da iskar gas mara aiki),argon(ana amfani da shi azaman babban iskar gas ta plasma a cikin halayen etching da deposition),helium(ana amfani da shi azaman iskar gas mara aiki tare da halayen canja wurin zafi na musamman) dahydrogen(yana taka rawa da yawa a cikin annealing, deposition, epitaxy da plasma cleaning).

Kamar yadda fasahar semiconductor ta ci gaba da canzawa, haka nan iskar gas da ake amfani da ita a tsarin ƙera ta ke canzawa. A yau, masana'antun kera semiconductor suna amfani da nau'ikan iskar gas iri-iri, daga iskar gas mai daraja kamar sukryptonkumaneonga nau'ikan da ke amsawa kamar nitrogen trifluoride (NF3) da tungsten hexafluoride (WF 6).

Bukatar tsarki na ƙaruwa

Tun bayan ƙirƙirar ƙananan na'urori na kasuwanci na farko, duniya ta shaida ƙaruwa mai ban mamaki a cikin aikin na'urorin semiconductor. A cikin shekaru biyar da suka gabata, ɗaya daga cikin hanyoyin da suka fi tabbatar da cewa za a iya cimma wannan nau'in haɓaka aiki shine ta hanyar "ƙimar girma": rage manyan ma'auni na gine-ginen guntu da ake da su don matse ƙarin transistor a cikin wani sarari. Baya ga wannan, haɓaka sabbin gine-ginen guntu da amfani da kayan zamani sun haifar da ci gaba a cikin aikin na'urori.

A yau, muhimman ma'aunin semiconductors na zamani sun yi ƙanƙanta sosai har girmansu ba hanya ce mai kyau ta inganta aikin na'urori ba. Madadin haka, masu binciken semiconductors suna neman mafita a cikin nau'ikan sabbin kayayyaki da tsarin guntu na 3D.

Shekaru da dama da aka yi ana sake fasalin na'urorin semiconductor na yau sun fi ƙarfin microchips na da - amma kuma sun fi rauni. Zuwan fasahar ƙera wafer mai girman 300mm ya ƙara matakin sarrafa ƙazanta da ake buƙata don kera semiconductor. Ko da ƙaramin gurɓatawa a cikin tsarin masana'antu (musamman iskar gas mai wuya ko mara aiki) na iya haifar da lalacewar kayan aiki mai haɗari - don haka tsarkin gas yanzu ya fi mahimmanci fiye da kowane lokaci.

Ga masana'antar kera semiconductor ta yau da kullun, iskar gas mai tsaftar yanayi ta riga ta zama mafi girman kuɗin da ake kashewa bayan silicon kanta. Ana sa ran waɗannan kuɗaɗen za su ƙaru ne kawai yayin da buƙatar semiconductor ke ƙaruwa zuwa sabon matsayi. Abubuwan da suka faru a Turai sun haifar da ƙarin cikas ga kasuwar iskar gas mai matsin lamba mai tsanani. Ukraine tana ɗaya daga cikin manyan ƙasashen da ke fitar da iskar gas mai tsafta a duniya.neonAlamu; mamayar Rasha na nufin ana takaita samar da iskar gas mai ƙarancin yawa. Wannan kuma ya haifar da ƙarancin da kuma hauhawar farashin wasu iskar gas masu daraja kamarkryptonkumaxenon.