Li-semiconductors li sebetsa e le lejoe la sekhutlo la mehla ea tlhahisoleseling, 'me phetisetso e' ngoe le e 'ngoe e hlalosang meeli ea theknoloji ea batho. Ho tloha ho li-semiconductors tse thehiloeng ho silicon tsa moloko oa pele ho isa molokong oa bone oa lisebelisoa tsa morao-rao tse pharalletseng, phallo e 'ngoe le e 'ngoe ea ho iphetola ha lintho e tsamaisitse tsoelo-pele ea phetoho likhokahanong, matla le likhomphutha. Ka ho sekaseka litšoaneleho le mokhoa oa phetoho oa lisebelisoa tsa semiconductor tse teng, re ka bolela esale pele litsela tse ka bang teng bakeng sa li-semiconductors tsa moloko oa bohlano ha re ntse re hlahloba litsela tsa maano tsa China lebaleng lena la tlholisano.
I. Litšobotsi le Maikutlo a Evolutionary of Four Semiconductor Generations
Li-Semiconductors tsa Moloko oa Pele: The Silicon-Germanium Foundation Era
Litšobotsi: Li-semiconductors tsa Elemental tse kang silicon (Si) le germanium (Ge) li fana ka ts'ebetso ea theko e tlaase le mekhoa ea tlhahiso e hōlileng ka ho feletseng, empa e na le li-bandgap tse moqotetsane (Si: 1.12 eV; Ge: 0.67 eV), ho fokotsa mamello ea motlakase le ts'ebetso e phahameng ea maqhubu.
Lisebelisoa: Li-circuits tse kopantsoeng, lisele tsa letsatsi, lisebelisoa tse tlaase tsa motlakase / tse tlaase.
Mokhanni oa Transition: Tlhokahalo e ntseng e hola ea ts'ebetso ea maqhubu a phahameng / mocheso o phahameng ho optoelectronics e feta bokhoni ba silicon.
Li-Semiconductors tsa Moloko oa Bobeli: Phetohelo ea Motsoako oa III-V
Litšobotsi: Metsoako ea III-V e kang gallium arsenide (GaAs) le indium phosphide (InP) e na le li-bandgap tse pharaletseng (GaAs: 1.42 eV) le ho tsamaea ha elektronike e phahameng bakeng sa lisebelisoa tsa RF le photonic.
Lisebelisoa: Lisebelisoa tsa 5G RF, li-laser diode, puisano ea satellite.
Mathata: Khaello ea thepa (bongata ba indium: 0.001%), lintho tse chefo (arsenic), le litšenyehelo tse phahameng tsa tlhahiso.
Transition Driver: Lisebelisoa tsa matla / matla li ne li batla lisebelisoa tse nang le matla a phahameng a ho senyeha.
Li-Semiconductors tsa Moloko oa Boraro: Wide Bandgap Energy Revolution
Litšobotsi: Silicon carbide (SiC) le gallium nitride (GaN) li fana ka li-bandgaps > 3eV (SiC: 3.2eV; GaN: 3.4eV), e nang le mekhoa e phahameng ea mocheso le litšobotsi tse phahameng tsa maqhubu.
Lisebelisoa: Li-powertrains tsa EV, li-inverters tsa PV, lisebelisoa tsa 5G.
Melemo: 50% + ho boloka matla le ho fokotsa boholo ba 70% khahlanong le silicon.
Transition Driver: AI / quantum computing e hloka lisebelisoa tse nang le metrics ea ts'ebetso e feteletseng.
Li-Semiconductors tsa Moloko oa Bone: Ultra-Wide Bandgap Frontier
Litšobotsi: Gallium oxide (Ga₂O₃) le daemane (C) li fihlella li-bandgaps ho fihla ho 4.8eV, li kopanya ho hanyetsa ho matla haholo le kV-class voltage tolerance.
Lisebelisoa: Ultra-high-voltage ICs, deep-UV detectors, quantum communication.
Lintlafatso: Lisebelisoa tsa Ga₂O₃ li mamella >8kV, li sebetsa hantle ka makhetlo a mararo.
Evolutionary Logic: Hoa hlokahala ho tlola lebelo la sekhahla sa quantum ho hlola meeli ea 'mele.
I. Fifth-Generation Semiconductor Trends: Quantum Materials & 2D Architectures
Li-vector tse ka bang teng tsa nts'etsopele li kenyelletsa:
1. Li-Insulators tsa Topological: Ho tsamaisa ka holim'a metsi ho nang le li-insulator tse ngata ho etsa hore lisebelisoa tsa elektronike li se ke tsa lahleheloa ke letho.
2. Lisebelisoa tsa 2D: Graphene / MoS₂ e fana ka karabo ea THz-frequency le ho lumellana ha elektronike e feto-fetohang.
3. Matheba a Quantum & Photonic Crystals: Boenjiniere ba Bandgap bo nolofalletsa ho kopanya optoelectronic-thermal.
4. Li-Bio-Semiconductors: DNA / protheine-based self-assembling thepa e kopanya baeloji le lisebelisoa tsa elektronike.
5. Bakhanni ba Bohlokoa: AI, li-interfaces tsa boko-khomphutha, le litlhoko tsa superconductivity ea kamore-mocheso.
II. Menyetla ea China ea Semiconductor: Ho Tloha ho Molateli ho ea ho Moetapele
1. Tsoelo-pele ea Theknoloji
• 3rd-Gen: Ho hlahisa lihlahisoa tse ngata tsa 8-inch SiC substrates; likoloi tsa SiC MOSFET tsa likoloi tsa BYD
• 4th-Gen: 8-inch Ga₂O₃ epitaxy e tsoetseng pele ka XUPT le CETC46
2. Tšehetso ea Leano
• Moralo oa 14 oa Lilemo tse Hlano o etelletsa pele li-semiconductors tsa mofuta oa 3
• Lichelete tsa liindasteri tsa profinse tsa li-yuan tse limilione tse likete tse lekholo li thehiloe
• Lisebelisoa tsa Milestones 6-8 inch GaN le li-transistors tsa Ga₂O₃ tse thathamisitsoeng har'a likhatelopele tse holimo tsa theknoloji tse 10 ka 2024.
III. Mathata le Litharollo tsa Leano
1. Bottlenecks Technical
• Khōlo ea Crystal: Kotulo e tlaase bakeng sa li-boules tsa bophara bo boholo (mohlala, Ga₂O₃ cracking)
• Maemo a Tšepahalang: Khaello ea liprothokholo tse theiloeng bakeng sa liteko tsa matla a holimo/maqhubu a phahameng a botsofali.
2. Likhahla tsa Phatlalatso
• Thepa: <20% dikahare tsa lehae bakeng sa balemi ba SiC crystal
• Ho Amohela: Khetho e tlase bakeng sa likarolo tse tsoang kantle ho naha
3. Litsela Tsa Leano
• Tšebelisano-'moho ea Liindasteri le Akademia: E entsoe ka mor'a "Mokhatlo oa Boraro oa Semiconductor Alliance"
• Niche Focus: Beha pele likhokahano tsa quantum/limmaraka tse ncha tsa matla
• Tsoelo-pele ea Litalenta: Theha "Chip Science & Engineering" mananeo a thuto
Ho tloha ho silicon ho ea ho Ga₂O₃, thuto ea semiconductor e tlaleha katleho ea batho holim'a meeli ea 'mele. Monyetla oa China o ho ho tseba lisebelisoa tsa mofuta oa bone ha e ntse e tsoela pele ka boqapi ba mofuta oa bohlano. Joalokaha Setsebi sa Academic Yang Deren a hlokometse: “Boqapi ba ’nete bo hloka ho qapa litsela tse sa kang tsa sebelisoa.” Tšebelisano ea maano, chelete, le thekenoloji e tla khetholla qetello ea China ea semiconductor.
XKH e hlahile e le mofani oa litharollo tse otlolohileng tse sebetsanang le lisebelisoa tse tsoetseng pele tsa semiconductor ho pholletsa le meloko e mengata ea theknoloji. Ka litsebo tsa mantlha tse mabapi le kholo ea kristale, ts'ebetso e nepahetseng, le mahlale a ho roala, XKH e fana ka li-substrates tse sebetsang hantle haholo le li-wafers tsa epitaxial bakeng sa lits'ebetso tse tsoetseng pele ho lisebelisoa tsa motlakase, likhokahano tsa RF le sistimi ea optoelectronic. Ecosystem ea rona ea tlhahiso ea tikoloho e kenyelletsa lits'ebetso tsa ho hlahisa li-silicon carbide tse 4-8 inch le gallium nitride wafers tse nang le taolo ea bofokoli e etellang pele indastering, ha re ntse re boloka mananeo a sebetsang a R&D ho lisebelisoa tse hlahang tsa "ultra-wide bandgap" tse kenyelletsang gallium oxide le li-semiconductors tsa daemane. Ka tšebelisano-'moho le litsi tse etelletseng pele tsa lipatlisiso le bahlahisi ba lisebelisoa, XKH e thehile sethala sa tlhahiso se feto-fetohang se khonang ho ts'ehetsa tlhahiso e phahameng ea lihlahisoa tse tloaelehileng le nts'etsopele e ikhethileng ea tharollo ea lisebelisoa tse ikhethileng. Botsebi ba botekgeniki ba XKH bo shebane le ho rarolla mathata a bohlokoa a indasteri a joalo ka ho ntlafatsa ho ts'oana ha liphaephe bakeng sa lisebelisoa tsa motlakase, ho ntlafatsa taolo ea mocheso lits'ebetsong tsa RF, le ho nts'etsapele li-heterostructures tse ncha bakeng sa lisebelisoa tsa lifoto tsa moloko o latelang. Ka ho kopanya mahlale a tsoetseng pele le bokhoni bo nepahetseng ba boenjiniere, XKH e thusa bareki ho hlola mefokolo ea ts'ebetso maemong a phahameng, matla a phahameng, le lits'ebetso tse feteletseng tsa tikoloho ha ba ntse ba ts'ehetsa phetoho ea indasteri ea semiconductor ho ea boipusong bo boholo ba phepelo.
Tse latelang ke XKH's 12inchsapphire wafer & 12inch SiC substrate:
Nako ea poso: Jun-06-2025