Semiconductors e avea ma maatulimanu o le tausaga faʻamatalaga, faʻatasi ai ma mea faʻapitoa taʻitasi e toe faʻamalamalamaina tuaoi o tekinolosi a le tagata. Mai le ulua'i augatupulaga e fa'atatau i le silicon- semiconductor e o'o atu i le fa'atupulaga fa'a-tele-lautele bandgap mea i aso nei, so'o se fa'aoso'oso'o fa'afuafua ua fa'aosoina suiga suiga i feso'ota'iga, malosi, ma komepiuta. E ala i le su'esu'eina o uiga ma fa'asologa o suiga fa'atupulaga o mea semiconductor o lo'o i ai nei, e mafai ona tatou va'ai fa'atonuga fa'atatau mo semiconductor tupulaga lona lima a'o su'esu'eina auala fa'ata'atia a Saina i lenei malae fa'atauvaga.
I. Uiga ma Evolutionary Logic of Fa Semiconductor Generations
Ulua'i Tupulaga Semiconductors: Le Silicon-Germanium Foundation Era
Uiga: Semiconductors elemene e pei o le silicon (Si) ma germanium (Ge) ofoina atu tau-lelei ma matua gaosiga faagasologa, ae mafatia i fusi vaapiapi (Si: 1.12 eV; Ge: 0.67 eV), faatapulaaina le faapalepale voltage ma faatinoga maualuga-vave.
Talosaga: Ta'amilosaga tu'ufa'atasia, sela sola, masini eletise maualalo/maualalo.
Aveta'avale Suiga: Fa'atupula'ia le mana'omia mo fa'atinoga maualuga/maualuga o le vevela i le optoelectronics ua sili atu le malosi o le silikoni.
Semiconductors Tulaga Lua: Le III-V Compound Revolution
Uiga: III-V faʻapipiʻi pei o le gallium arsenide (GaAs) ma le indium phosphide (InP) o loʻo faʻaalia ai le lautele o fusi faʻapipiʻi (GaAs: 1.42 eV) ma le maualuga o le eletise eletise mo RF ma photonic applications.
Talosaga: 5G RF masini, laser diodes, satelite fesootaiga.
Lu'i: Fa'aletonu meafaitino (le tele o meafaitino: 0.001%), elemene oona (arsenic), ma tau maualuga o gaosiga.
Avetaavale Suiga: Fa'aoga malosi/malosi e mana'omia mea e maualuga atu le malepelepe.
Tulaga-Tolu Semiconductors: Wide Bandgap Energy Revolution
Uiga: Silicon carbide (SiC) ma le gallium nitride (GaN) e tuʻuina atu fusi faʻamau> 3eV (SiC: 3.2eV; GaN: 3.4eV), faʻatasi ai ma le maualuga o le faʻaogaina o le vevela ma uiga maualuga.
Talosaga: EV powertrains, PV inverters, 5G infrastructure.
A'oa'oga: 50%+ fa'asao malosi ma 70% fa'aitiitiga fa'aitiitiga fa'asaga i le silikoni.
Avetaavale Suiga: AI/quantum computing e mana'omia ni meafaitino e matua'i fa'atinoina metrics.
Semiconductors Fa-Augatupulaga: Ultra-Wide Bandgap Frontier
Uiga: Gallium oxide (Ga₂O₃) ma taimane (C) ausia bandgaps e oo atu i le 4.8eV, tuufaatasia ultra-maualalo i-tetee ma kV-vasega voltage faapalepale.
Talosaga: Ultra-maualuga-voltage ICs, loloto-UV detectors, quantum fesootaiga.
Fa'ato'aga: Ga₂O₃ masini e fa'asagatau >8kV, fa'atoluina le lelei o le SiC.
Evolutionary Logic: E manaʻomia le osooso o le faʻatinoina o le quantum e faʻatoʻilaloina tapulaʻa faaletino.
I. Tupulaga Lima-Aiga Semiconductor Trends: Quantum Materials & 2D Architectures
Vectors atinae e mafai ona aofia ai:
1. Topological Insulators: O le faʻaogaina o luga ma le tele o le insulation e mafai ai e leai se leiloa eletise.
2. Meafaitino 2D: Graphene/MoS₂ ofo atu THz-televave tali ma fetuutuunai fesoʻotaʻiga eletise.
3. Quantum Dots & Photonic Crystals: Fa'ainisinia Bandgap e mafai ai ona tu'ufa'atasia optoelectronic-thermal.
4. Bio-Semicconductors: DNA/protein-based self-assembling materials bridge biology and electronics.
5. Aveta'avale Autu: AI, feso'ota'iga fai'ai-komepiuta, ma mana'oga superconductivity ole vevela ole potu.
II. Avanoa Semiconductor a Saina: Mai le Mulimuli i le Taʻitaʻi
1. Tekinolosi Fa'atosina
• 3rd-Gen: Le tele o gaosiga o 8-inisi SiC substrates; SiC MOSFET ta'avale ta'avale i ta'avale BYD
• 4th-Gen: 8-inisi Ga₂O₃ epitaxy fa'atosina e XUPT ma CETC46
2. Lagolago Faiga Faavae
• Fa'amuamua le Fuafuaga Lona 14 Lima Tausaga e fa'amuamua 3rd-gen semiconductor
• Fa'atūina tupe fa'apisinisi a le itumalo selau-piliona-yuan
• Milestones 6-8 inisi GaN masini ma Ga₂O₃ transistors lisiina i luga-10 alualu i luma faatekinolosi i le 2024
III. Lu'i ma Fofo Fa'ata'atia
1. Fa'agata Fa'atekinisi
• Fa'atupu tioata: E maualalo fua mo pulu tetele-diamita (fa'ata'ita'iga, Ga₂O₃ ta'e)
• Tulaga Fa'atuatuaina: Leai ni fa'atonuga fa'amautu mo su'ega o le matua maualuga/maualuga taimi
2. Vaeluaga o filifili sapalai
• Meafaigaluega: <20% mea fa'alotoifale mo fa'ato'aga tioata SiC
• Fa'ataga: Mana'oga i lalo mo vaega fa'aulufale mai
3. Auala Fa'ata'atia
• Galulue fa'atasi a Alamanuia-A'oga: Fa'ata'ita'iina i le "Third-Gen Semiconductor Alliance"
• Fa'atonuga: Fa'amuamua feso'ota'iga quantum / maketi fou malosi
• Atina'eina o Taleni: Fa'atuina polokalame fa'alea'oa'oga "Chip Science & Engineering".
Mai le silikoni i le Ga₂O₃, o le evolution semiconductor o loʻo faʻamatalaina le manumalo o tagata i luga o tapulaʻa faaletino. O le avanoa a Saina o loʻo taoto i le faʻataʻitaʻiina o mea faʻa-fa-gen aʻo paionia faʻafouga faʻa-lima. E pei ona taʻua e le Academician Yang Deren: “O le faafouga moni e manaʻomia ai le faia o ni auala e leʻi faimalaga.” O le galulue faatasi o faiga faavae, tupe faavae, ma tekinolosi o le a fuafua ai le taunuuga semiconductor a Saina.
XKH ua tula'i mai ose tu'ufa'atasiga tu'ufa'atasiga tu'ufa'atasiga fa'apitoa e fa'apitoa i meafaitino semiconductor i luga o le tele o tupulaga fa'atekonolosi. Fa'atasi ai ma agava'a fa'apitoa e fa'atatau i le tuputupu a'e tioata, fa'agaioiga sa'o, ma tekonolosi fa'apipi'i fa'atino, XKH e tu'uina atu ni mea e fa'atino maualuga ma fa'ama'i epitaxial mo fa'aoga pito i luga ole eletise eletise, feso'ota'iga RF, ma faiga optoelectronic. O a matou gaosiga o meaola faanatura e aofia ai faiga faʻapitoa mo le gaosia o le 4-8 inisi silicon carbide ma le gallium nitride wafers faʻatasi ai ma le faʻatonutonuina o faʻafitauli faʻaletonu, aʻo faʻaauau pea polokalame R&D i mea faʻapipiʻi lautele lautele e aofia ai gallium oxide ma semiconductors taimane. E ala i fesoʻotaʻiga faʻapitoa ma faʻalapotopotoga suʻesuʻe taʻutaʻua ma tagata gaosi mea faigaluega, ua atiaʻe e le XKH se faʻavae gaosiga fetuutuunai e mafai ona lagolagoina uma le gaosiga maualuga o oloa faʻasalalau ma atinaʻe faʻapitoa o fofo faʻapitoa. O le tomai faʻapitoa a le XKH e taulaʻi i le faʻatalanoaina o luitau ogaoga tau pisinisi e pei o le faʻaleleia o le tutusa o le wafer mo masini eletise, faʻaleleia le faʻaogaina o le vevela i talosaga RF, ma le atinaʻeina o heterostructures fou mo masini photonic e sosoo ai. E ala i le tu'ufa'atasia o mea fa'asaienisi fa'apitoa ma tomai fa'ainisinia sa'o, XKH e mafai ai e tagata fa'atau ona fa'ato'ilaloina tapula'a fa'atinoga i fa'atonuga maualuga, malosi, ma le si'osi'omaga mata'utia a'o lagolagoina le suiga a le alamanuia semiconductor i totonu o le atunu'u aga'i atu i le tuto'atasi o filifili sapalai.
O mea nei ole XKH's 12inchsapphire wafer & 12inch SiC substrate:
Taimi meli: Iuni-06-2025
