Cov khoom siv semiconductor ua lub hauv paus tseem ceeb ntawm lub hnub nyoog xov xwm, nrog txhua qhov kev hloov pauv ntawm cov khoom siv rov txhais dua cov ciam teb ntawm tib neeg cov thev naus laus zis. Txij li thawj tiam silicon-based semiconductors mus rau tiam plaub ultra-wide bandgap cov ntaub ntawv niaj hnub no, txhua qhov kev hloov pauv tau tsav kev hloov pauv hauv kev sib txuas lus, lub zog, thiab kev suav lej. Los ntawm kev tshuaj xyuas cov yam ntxwv thiab kev hloov pauv ntawm tiam neeg ntawm cov ntaub ntawv semiconductor uas twb muaj lawm, peb tuaj yeem kwv yees cov kev taw qhia rau tiam tsib semiconductors thaum tshawb nrhiav Tuam Tshoj txoj kev npaj hauv qhov kev sib tw no.
I. Cov yam ntxwv thiab kev hloov pauv ntawm plaub tiam neeg semiconductor
Cov Semiconductors Thawj Tiam: Lub Caij Nyoog Tsim Silicon-Germanium
Cov yam ntxwv: Cov khoom siv semiconductor xws li silicon (Si) thiab germanium (Ge) muab kev siv nyiaj tsim nyog thiab cov txheej txheem tsim khoom paub tab, tseem raug kev txom nyem los ntawm qhov nqaim bandgaps (Si: 1.12 eV; Ge: 0.67 eV), txwv kev kam rau siab voltage thiab kev ua haujlwm siab zaus.
Daim Ntawv Thov: Integrated circuits, solar cells, low-voltage/low-frequency devices.
Tus Tsav Tsheb Hloov Pauv: Kev thov kom muaj kev ua haujlwm siab / kub siab hauv optoelectronics ntau dua li silicon lub peev xwm.
Cov Semiconductors Tiam Thib Ob: Kev Hloov Pauv III-V Compound
Cov yam ntxwv: Cov tshuaj III-V xws li gallium arsenide (GaAs) thiab indium phosphide (InP) muaj cov bandgaps dav dua (GaAs: 1.42 eV) thiab muaj kev txav mus los ntawm hluav taws xob siab rau RF thiab photonic daim ntawv thov.
Cov ntawv thov: 5G RF khoom siv, laser diodes, kev sib txuas lus satellite.
Cov Teeb Meem: Cov khoom siv tsis txaus (indium muaj ntau: 0.001%), cov khoom lom (arsenic), thiab cov nqi tsim khoom siab.
Tus Tsav Tsheb Hloov Pauv: Cov ntawv thov hluav taws xob / fais fab xav tau cov ntaub ntawv uas muaj cov hluav taws xob tawg ntau dua.
Cov Khoom Siv Semiconductors Tiam Thib Peb: Kev Hloov Pauv Zog Dav Dav Bandgap
Cov yam ntxwv: Silicon carbide (SiC) thiab gallium nitride (GaN) xa cov bandgaps >3eV (SiC:3.2eV; GaN:3.4eV), nrog rau kev ua kom sov zoo dua thiab cov yam ntxwv siab.
Cov ntawv thov: EV powertrains, PV inverters, 5G infrastructure.
Cov Zoo: Txuag tau hluav taws xob 50%+ thiab txo tau qhov loj me 70% piv rau silicon.
Tus Tsav Tsheb Hloov Pauv: AI/quantum computing xav tau cov ntaub ntawv uas muaj cov ntsuas kev ua tau zoo heev.
Cov Semiconductors Tiam Plaub: Ultra-Wide Bandgap Frontier
Cov yam ntxwv: Gallium oxide (Ga₂O₃) thiab pob zeb diamond (C) ua tiav bandgaps txog li 4.8 eV, ua ke ultra-low on-resistance nrog kV-chav kawm voltage kam rau siab.
Cov Ntawv Thov: Ultra-high-voltage ICs, deep-UV detectors, quantum communication.
Kev Tshwm Sim Tshiab: Cov khoom siv Ga₂O₃ tiv taus >8kV, ua rau SiC ua haujlwm tau zoo peb npaug.
Kev Txheeb Xyuas Txog Kev Hloov Pauv: Kev nce qib ntawm kev ua tau zoo hauv quantum yog qhov xav tau los kov yeej cov kev txwv ntawm lub cev.
I. Cov Qauv Semiconductor Tiam Thib Tsib: Cov Khoom Siv Quantum & 2D Architectures
Cov vectors uas muaj peev xwm txhim kho tau suav nrog:
1. Cov Insulators Topological: Kev xa hluav taws xob saum npoo av nrog kev rwb thaiv tsev ntau ua rau cov khoom siv hluav taws xob xoom poob.
2. Cov Khoom Siv 2D: Graphene / MoS₂ muab cov lus teb THz-zaus thiab kev sib raug zoo ntawm cov khoom siv hluav taws xob.
3. Quantum Dots & Photonic Crystals: Bandgap engineering ua rau muaj kev sib koom ua ke ntawm optoelectronic-thermal.
4. Bio-Semiconductors: DNA/protein-based self-assembling materials txuas biology thiab electronics.
5. Cov Tsav Tsheb Tseem Ceeb: AI, kev sib txuas ntawm lub hlwb thiab lub khoos phis tawj, thiab kev xav tau superconductivity hauv chav sov.
II. Lub Caij Nyoog Semiconductor Hauv Suav Teb: Los Ntawm Tus Ua Raws Li Mus Rau Tus Thawj Coj
1. Kev Txhim Kho Tshuab
• 3rd-Gen: Kev tsim khoom loj ntawm 8-nti SiC substrates; automotive-grade SiC MOSFETs hauv BYD tsheb
• 4th-Gen: 8-nti Ga₂O₃ epitaxy breakthroughs los ntawm XUPT thiab CETC46
2. Kev Txhawb Nqa Txoj Cai
• Txoj Kev Npaj Tsib Xyoo Thib 14 muab qhov tseem ceeb rau cov khoom siv semiconductor tiam 3
• Cov nyiaj txiag kev lag luam ib puas billion yuan ntawm lub xeev tau tsim tsa
• Cov Cim Tseem Ceeb 6-8 nti GaN cov khoom siv thiab Ga₂O₃ transistors teev nyob rau hauv 10 qhov kev nce qib thev naus laus zis saum toj kawg nkaus hauv xyoo 2024
III. Cov Teeb Meem thiab Cov Kev Daws Teeb Meem Zoo
1. Kev Txwv Tsis Pub Siv Tshuab
• Kev Loj Hlob Crystal: Cov txiaj ntsig qis rau cov boules loj (piv txwv li, Ga₂O₃ tawg)
• Cov Qauv Kev Ntseeg Tau: Tsis muaj cov txheej txheem tsim los rau kev kuaj xyuas laus uas muaj zog/zaus siab
2. Qhov Sib Txawv ntawm Cov Khoom Siv
• Cov Khoom Siv: <20% cov ntsiab lus hauv tsev rau cov neeg cog SiC siv lead ua
• Kev Txais Yuav: Kev nyiam ua ntej rau cov khoom xa tuaj
3. Txoj Kev Npaj Txhij
• Kev Koom Tes Ua Lag Luam-Kev Kawm Txuj Ci: Ua raws li "Third-Gen Semiconductor Alliance"
• Kev tsom mus rau qhov tshwj xeeb: Muab qhov tseem ceeb rau kev sib txuas lus quantum / kev lag luam zog tshiab
• Kev Txhim Kho Cov Neeg Txawj Ntse: Tsim kom muaj cov kev kawm "Chip Science & Engineering"
Txij li silicon mus rau Ga₂O₃, kev hloov pauv ntawm semiconductor qhia txog tib neeg txoj kev yeej dhau qhov txwv ntawm lub cev. Lub cib fim ntawm Tuam Tshoj yog nyob rau hauv kev tswj hwm cov ntaub ntawv tiam plaub thaum tsim cov kev tsim kho tshiab tiam tsib. Raws li tus kws tshawb fawb Yang Deren tau hais tias: "Kev tsim kho tshiab tiag tiag yuav tsum tau tsim cov kev taug kev uas tsis tau mus ncig." Kev sib koom tes ntawm txoj cai, peev, thiab thev naus laus zis yuav txiav txim siab Tuam Tshoj txoj hmoov semiconductor.
XKH tau tshwm sim los ua ib lub tuam txhab muab kev daws teeb meem vertically integrated uas tshwj xeeb hauv cov khoom siv semiconductor siab heev ntawm ntau tiam neeg thev naus laus zis. Nrog rau cov peev xwm tseem ceeb uas suav nrog kev loj hlob ntawm crystal, kev ua tiav precision, thiab cov txheej txheem functional coating, XKH xa cov substrates thiab epitaxial wafers ua haujlwm siab rau cov ntawv thov tshiab hauv cov khoom siv hluav taws xob fais fab, kev sib txuas lus RF, thiab optoelectronic systems. Peb lub ecosystem tsim khoom suav nrog cov txheej txheem tshwj xeeb rau kev tsim cov 4-8 nti silicon carbide thiab gallium nitride wafers nrog kev tswj hwm qhov tsis zoo ua ntej hauv kev lag luam, thaum tswj hwm cov kev pab cuam R & D nquag hauv cov ntaub ntawv ultra-wide bandgap tshiab suav nrog gallium oxide thiab diamond semiconductors. Los ntawm kev koom tes zoo nrog cov tsev kawm tshawb fawb thiab cov chaw tsim khoom siv, XKH tau tsim lub platform tsim khoom yooj ywm uas muaj peev xwm txhawb nqa ob qho tib si kev tsim khoom ntau ntawm cov khoom txheem thiab kev tsim khoom tshwj xeeb ntawm cov khoom siv kho kom haum. XKH txoj kev txawj ntse tsom mus rau kev daws teeb meem tseem ceeb hauv kev lag luam xws li kev txhim kho wafer uniformity rau cov khoom siv fais fab, txhim kho kev tswj hwm thermal hauv RF daim ntawv thov, thiab tsim cov heterostructures tshiab rau cov khoom siv photonic tiam tom ntej. Los ntawm kev sib txuas cov khoom siv thev naus laus zis siab heev nrog rau kev ua haujlwm precision engineering, XKH ua rau cov neeg siv khoom kov yeej cov kev txwv ntawm kev ua haujlwm hauv cov zaus siab, lub zog siab, thiab cov ntawv thov ib puag ncig hnyav thaum txhawb nqa kev lag luam semiconductor hauv tebchaws hloov mus rau kev ywj pheej ntawm cov khoom xa tuaj.
Cov hauv qab no yog XKH's 12inchsapphire wafer & 12inch SiC substrate:
Lub sijhawm tshaj tawm: Lub Rau Hli-06-2025