Hannun hannu mai amfani da ƙarshen yumbu na SiC don ɗaukar wafer

Takaitaccen Bayani:

Wafers na LiNbO₃ suna wakiltar ma'aunin zinare a cikin haɗakar photonics da acoustics, suna ba da aiki mara misaltuwa a cikin tsarin optoelectronic na zamani. A matsayinmu na babban masana'anta, mun inganta fasahar samar da waɗannan substrates ta hanyar dabarun daidaita tururi, muna cimma cikakkiyar kristal mai inganci a masana'antu tare da ƙarancin lahani ƙasa da 50/cm².

Ƙarfin samar da XKH yana da diamita daga 75mm zuwa 150mm, tare da daidaitaccen sarrafa yanayin (X/Y/Z-cut ±0.3°) da zaɓuɓɓukan doping na musamman waɗanda suka haɗa da abubuwan da ba a saba gani ba. Haɗin keɓaɓɓun kaddarorin da ke cikin Wafers na LiNbO₃ - gami da ma'aunin r₃₃ mai ban mamaki (32±2 pm/V) da kuma bayyananniyar haske daga kusa da UV zuwa tsakiyar IR - yana sa su zama dole ga da'irorin photonic na ƙarni na gaba da na'urorin sauti masu yawan mita.

Aika mana imel

Siffofi

Takaitaccen tasirin ƙarshen yumbu na SiC

SiC (Silicon Carbide) na ƙarshen yumbu muhimmin sashi ne a cikin tsarin sarrafa wafer mai inganci wanda ake amfani da shi a cikin kera semiconductor da muhallin ƙira mai ci gaba. An ƙera shi don biyan buƙatun buƙatun muhalli masu tsabta, zafi mai yawa, da kwanciyar hankali, wannan ƙwararren mai ƙarshen yana tabbatar da ingantaccen jigilar wafers ba tare da gurɓatawa ba yayin manyan matakan samarwa kamar lithography, etching, da deposition.

Yin amfani da ingantattun halayen kayan silicon carbide—kamar ƙarfin watsa zafi mai yawa, tauri mai yawa, rashin ƙarfin sinadarai mai kyau, da ƙarancin faɗaɗa zafi—SiC serami mai ƙarfi yana ba da tauri mara misaltuwa da kwanciyar hankali na girma ko da a ƙarƙashin saurin zagayowar zafi ko a cikin ɗakunan sarrafa lalatattu. Ƙarfin samar da barbashi da halayen juriya na plasma ya sa ya dace musamman don aikace-aikacen tsaftacewa da injin tsabtace ɗaki, inda kiyaye daidaiton saman wafer da rage gurɓatar barbashi suka fi mahimmanci.

Aikace-aikacen ƙarshen tasirin yumbu na SiC

1. Gudanar da Wafer na Semiconductor

Ana amfani da na'urorin ƙarshen siminti na SiC a masana'antar semiconductor don sarrafa wafers na silicon yayin samarwa ta atomatik. Waɗannan na'urorin ƙarshen siminti galibi ana ɗora su akan hannun robotic ko tsarin canja wurin injin kuma an tsara su don ɗaukar wafers masu girma dabam-dabam kamar 200mm da 300mm. Suna da mahimmanci a cikin hanyoyin da suka haɗa da Sake Tsabtace Tururi na Kemikal (CVD), Sake Tsabtace Tururi na Jiki (PVD), Sake Tsabtace Tururi, da Yaɗuwa - inda yanayin zafi mai yawa, yanayin injin, da iskar gas mai lalata abubuwa suka zama ruwan dare. Juriyar zafi ta SiC da kwanciyar hankali na sinadarai sun sa ya zama kayan da ya dace don jure irin waɗannan yanayi masu tsauri ba tare da lalacewa ba.

2. Daidaita Ɗakin Tsafta da Injin Tsafta

A cikin ɗakunan tsaftacewa da wuraren tsabtace iska, inda dole ne a rage gurɓatar ƙwayoyin cuta, tukwanen SiC suna ba da fa'idodi masu yawa. Tsarin kayan mai laushi da laushi yana tsayayya da samar da ƙwayoyin cuta, yana taimakawa wajen kiyaye amincin wafer yayin jigilar su. Wannan yana sa masu tasirin ƙarshen SiC su dace musamman don mahimman ayyuka kamar Extreme Ultraviolet Lithography (EUV) da Atomic Layer Deposition (ALD), inda tsabta take da mahimmanci. Bugu da ƙari, ƙarancin fitar da iskar gas da juriyar plasma na SiC yana tabbatar da ingantaccen aiki a cikin ɗakunan tsaftacewa, yana tsawaita rayuwar kayan aiki da rage yawan kulawa.

3. Tsarin Matsayi Mai Inganci Mai Kyau

Daidaito da kwanciyar hankali suna da matuƙar muhimmanci a cikin tsarin sarrafa wafer mai ci gaba, musamman a fannin nazarin ƙasa, dubawa, da kayan aiki na daidaitawa. Tukwanen SiC suna da ƙarancin faɗuwar zafi da kuma taurin kai, wanda ke ba wa mai amfani da ƙarshen damar kiyaye daidaiton tsarinsa ko da a ƙarƙashin zagayowar zafi ko nauyin injina. Wannan yana tabbatar da cewa wafers sun kasance daidai lokacin jigilar kaya, yana rage haɗarin ƙananan karce, rashin daidaito, ko kurakuran aunawa - abubuwan da ke ƙara zama mahimmanci a ƙananan hanyoyin aiwatar da aiki na ƙasa da 5nm.

SiC yumbu ƙarshen sakamako Properties

1. Babban Ƙarfin Inji da Tauri

Tukwanen SiC suna da ƙarfin injina na musamman, tare da ƙarfin lanƙwasawa wanda galibi ya wuce 400 MPa da ƙimar taurin Vickers sama da 2000 HV. Wannan yana sa su yi tsayayya sosai ga matsin lamba na injiniya, tasiri, da lalacewa, koda bayan amfani da shi na dogon lokaci. Babban taurin SiC kuma yana rage karkacewa yayin canja wurin wafer mai sauri, yana tabbatar da daidaito da kuma maimaita matsayi.

2. Kyakkyawan Kwanciyar Hankali Mai Zafi

Ɗaya daga cikin mafi kyawun halaye na tukwane na SiC shine ikonsu na jure yanayin zafi mai tsanani—sau da yawa har zuwa 1600°C a cikin yanayin da ba shi da kyau—ba tare da rasa ingancin injina ba. Ƙananan ma'aunin faɗaɗa zafi (~4.0 x 10⁻⁶ /K) yana tabbatar da kwanciyar hankali a ƙarƙashin zagayowar zafi, wanda hakan ya sa suka dace da aikace-aikace kamar CVD, PVD, da annealing mai zafi.

Tambaya da Amsa na SiC na ƙarshen tasirin yumbu

T: Wane abu ake amfani da shi a cikin wafer end effector?

A:Ana yin amfani da kayan aiki na ƙarshe na Wafer daga kayan da ke ba da ƙarfi mai yawa, kwanciyar hankali na zafi, da kuma ƙarancin samar da ƙwayoyin cuta. Daga cikin waɗannan, yumbu na Silicon Carbide (SiC) yana ɗaya daga cikin kayan da aka fi so kuma aka fi so. Tukwanen SiC suna da matuƙar tauri, suna da karko a yanayin zafi, ba sa yin aiki yadda ya kamata, kuma suna da juriya ga lalacewa, wanda hakan ya sa suka dace da sarrafa wafers ɗin silicon masu laushi a cikin ɗaki da muhallin injin tsabtace gida. Idan aka kwatanta da ƙarfe mai laushi ko na ƙarfe, SiC yana ba da kwanciyar hankali mai kyau a ƙarƙashin yanayin zafi mai yawa kuma baya zubar da ƙwayoyin cuta, wanda ke taimakawa wajen hana gurɓatawa.