1. Deganeyaasha Muhiimka ah iyo Ficilada Nanoscale ee Silikoon ee Xudduudda Submicron
1.1 Xakamaynta Quantum-ka iyo Isbeddelka Qaab-dhismeedka Elektarooniga ah
(Nano-Silicon Powder)
Nano-silicon budo, oo ka samaysan biro silikoon oo leh cabbiro gaar ah oo hoos ku taxan 100 nanometer, waxay u taagan tahay isbeddelka caadiga ah ee silikon bulk ee ficillada jirka iyo isticmaalka shaqeynta labadaba.
Halka silikon bulk uu yahay semiconductor bandgap toos ah oo leh faashad qiyaas ah 1.12 eV, nano-sizing waxay sababtaa saamaynta xiritaanka tirada taas oo asal ahaan beddeleysa guryaha elektaroonigga ah iyo guryaha la deggan yahay.
Marka hababka cabbirka xoogaa ama hoos u dhaco masaafada exciton Bohr ee silikoon (~ 5 nm), Bixiyeyaasha adeegga khidmadda waxay ku dhamaanayaan inay noqdaan kuwo xaddidan, taasoo horseedaysa balaadhinta xadhigga iyo soo bandhigida sawir-qaadid la dareemi karo– Dareen ka maqan silikon macroscopic.
Qalabkan ku-tiirsanaanta cabbirka-ku-tiirsanaanta ayaa suurtogal ka dhigaya in nano-silikon uu sii daayo iftiinka inta la dareemayo, taasoo ka dhigaysa rajo soo jiidasho leh optoelectronics-ku-salaysan silikoon, halkaas oo silicon-ga caadiga ah uu joojiyo shaqada sababtoo ah waxtarkeeda dib-u-habaynta shucaaca ee aan ku filnayn.
Waxaa intaa dheer, qiyaasta korka-ilaa-mugga ee nanoscale waxay hagaajinaysaa dareenka dusha sare, oo ka kooban xasaasiyad kiimikaad, firfircoonida firfircoonida, iyo isgaarsiinta meelaha korantada.
Natiijooyinkan tiro-koobka ahi maaha kuwo si fudud u xiiseeya aqoon-waxbarasho haddana waxay abuuraan aasaaska codsiyada jiilka xiga ee awoodda, ogaanshaha, iyo biomedicine.
1.2 Kala duwanaanshaha Morfological iyo Kiimikada Aagga Dusha Sare
Budada Nano-silicon waxaa lagu soo saari karaa qaabab badan, oo ay ku jiraan nanoparticles wareegsan, nanowires, nanostructures dalmarsan, iyo dhibcaha quantum crystalline, Mid kastaa wuxuu bixiyaa faa'iidooyin gaar ah oo ku tiirsan codsiga bartilmaameedka.
Crystalline nano-silicon guud ahaan waxay ilaalisaa qaab dhismeedka ruby cubic of silicon mass si kastaba ha ahaatee waxay muujinaysaa dhumuc weyn oo arrimaha dusha sare ah iyo curaarta jilicsan., Kaas oo ah in la dadajiyo si loo dejiyo walxaha.
shaqeynta aagga dusha sare– caadi ahaan lagu gaaro oksaydheynta, hydrosilyation, ama ligand add-on– wuxuu door muhiim ah ka ciyaaraa aqoonsiga amniga colloidal, kala firdhisanaan, iyo waafaqsanaanta maaddooyinka isku-xidhka ama jawiga noolaha.
Tusaale ahaan, Nano-silicon-ka hydrogen-ka-joojiyay wuxuu muujinayaa dareen sare wuxuuna u nugul yahay oksaydhka hawada, halka alkyl- ama polyetylen glycol (PEG)-Qaybaha dahaarka leh waxay muujinayaan xasilloonida soo hagaagtay iyo ku habboonaanta isticmaalka noole.
( Nano-Silicon Powder)
Joogitaanka lakabka oksaydh ee asaliga ah (SiOₓ) dusha sare ee walxaha, xataa tiro aad u yar, si weyn u saameeya dhaqdhaqaaqa korantada, lithium-ion fidinta kinetics, iyo falcelinta wajiyada, gaar ahaan codsiyada batteriga.
Fahamka iyo nidaaminta kimisteriga dusha sare waa natiijada lagama maarmaanka u ah ka faa'iidaysiga awoodda buuxda ee nano-silikon ee nidaamyada macquulka ah.
2. Hababka Isku-dhafka ah iyo Farsamooyinka Wax-soo-saarka ee La Cabirin karo
2.1 Xeeladaha Sare-Hoos: Milling, xoqin, iyo Ablation-ka Laser-ka
Wax-soo-saarka budada nano-silicon si ballaaran ayaa loo kala saari karaa xagga sare-hooska iyo farsamooyinka hoose, mid kasta oo leh miisaan gaar ah, daahirnimo, iyo tayada xakamaynta morphological.
Farsamooyinka kor-hoos ayaa ku lug leh hoos u dhaca jireed ama kiimikaad ee silikoon badan oo isu rogay jajab nanoscale.
Dhaqdhaqaaqa wareega tamarta sare waa hab ganacsi oo si weyn loo isticmaalo, halkaas oo qaybaha silikon ay maraan shiidi farsamaysan oo aad u daran ee jawi aan firfircoonayn, keenaya micron- ilaa budo nano-cabbir ah.
Iyadoo la awoodi karo oo la qiyaasi karo, Habkani wuxuu inta badan soo bandhigaa cilladaha crystal, wasakheynta ka timaadda warbaahinta, iyo wareegyada cabbirka qayb ballaadhan, ku baaqaya in la nadiifiyo ka dib habsocodka.
Magnesiothermic hoos u dhaca silica (SiO TWO) oo ay ku xigto dheecaanka aashitada ayaa ah waddo dheeri ah oo la miisaami karo, gaar ahaan marka la isticmaalayo dhammaan-dabiiciga ah ama khayraadka silica- wasakhda ah sida qolof bariiska ama diatoms, iyadoo la isticmaalayo dariiq waara oo loo maro nano-silicon.
Nadiifinta Laser-ka iyo etching balaasmaha ka jawaaba ayaa ah habab aad u saxsan oo kor-hoos ah, si hufan u soo saarida nano-silikon nadiif ah oo sare leh oo leh crystallinity nidaamsan, si kastaba ha ahaatee qiimaha sare iyo hoos u dhaca wax soo saarka.
2.2 Qaababka ugu hooseeya: Marxaladda Gaaska iyo Horumarinta Wajiga-Xalka
Isku-dubaridka hoose wuxuu u oggolaanayaa in si weyn loo xakameeyo cabbirka jajabka, qaab, iyo crystallinity by dhisidda nanostructures atamka by atamka.
Dhigista uumiga kiimikada (CVD) iyo CVD oo la xoojiyay balaasmaha (PECVD) waxay suurtogal ka dhigtaa horumarinta nano-silicon ee ka soo horjeeda hore ee hawada sida silane (SiH ₄) ama diido (Si ₂ H₆), oo leh shuruudo sida heerka heerkulka, stress, iyo socodka gaaska ee tilmaamaya nucleation iyo horumarinta kinetics.
Farsamooyinkani waxay si gaar ah ugu kalsoon yihiin abuurista nanocrystals silikoon oo lagu rakibay maaddooyinka dielectric ee aaladaha optoelectronic.
Isku-dubaridka wejiga-xaalka, oo ay ku jiraan koorsooyinka colloidal ee isticmaalka xeryahooda organosilicon, awood u soo saarta dhibco tiro yar oo silikoon ah oo leh mawjadaha qiiqa la hagaajin karo.
Kala firdhinta kulaylka ee silane ee dareeraha karkarin sarreeya ama isku-dhafka dareeraha aadka u sarreeya ayaa sidoo kale soo saara nano-silikon heer sare ah oo leh qaybin cidhiidhi ah, ku habboon calaamadaynta biomedical iyo imaging.
Halka farsamooyinka hoos-u-dhaca ay inta badan dhaliyaan tayo sare oo heersare ah, waxay la kulmaan dhibaatooyin xagga wax soo saarka baaxadda leh iyo hufnaanta kharashka, u baahan cilmi-baaris joogto ah oo lagu sameeyo hababka isku-dhafka iyo socodka joogtada ah.
3. Codsiyada Awoodda: Beddelka baytariyada Lithium-Ion iyo Beyond-Lithium
3.1 Waajibka Anodes Awood-sare leh ee baytariyada Lithium-ion
Mid ka mid ah codsiyada isbeddelka badan ee budada nano-silicon waxay kuxirantahay booska kaydinta tamarta, gaar ahaan sida walxaha anode ee ku jira baytariyada lithium-ion (LIBs).
Silikoonku wuxuu bixiyaa karti tacliimeed gaar ah ~ 3579 mAh/g oo ku salaysan samaynta Li ₁₅ Si Four, oo ku dhow 10 jeer ka badan kan garaafka caadiga ah (372 mAh/g).
Si kastaba ha ahaatee, ballaarinta mugga weyn (~ 300%) inta lagu guda jiro lithion waxay kicisaa jajabinta qayb ka mid ah, lumin xiriir koronto, iyo interphase electrolyte adag oo joogto ah (BE) samaynta, taasoo horseedaysa midabka awoodda degdegga ah.
Nanostructuring waxay yaraynaysaa dhibaatooyinkan iyada oo la soo gaabiyo koorsooyinka fidinta lithium, si waxtar leh ugu habboon culeyska, iyo ixtimaalka dildilaaca oo sii yaraanaya.
Nano-silikon oo ah nooca nanoparticles, qaab-dhismeedyada dabar go'aya, ama qaab-dhismeedka qolof-jaallo ayaa suurtogal ka dhigaya in si fudud loo hagaajiyo baaskiil wadista iyadoo la kordhinayo waxtarka Coulombic iyo nolosha meertada..
Tiknoolajiyada casriga ah ee baytariga ganacsiga hadda waxay dhexgalaan isku darka nano-silicon (tusaale., Silicon-carbon isku-dar ah) in anodes si kor loogu qaado dhumucda korantada ee qalabka elektarooniga ah macaamiisha, baabuurta korontada, iyo nidaamyada kaydinta grid.
3.2 Macquul ah Sodium-Ion, Potassium-Ion, iyo baytariyada Adag-State
Ka baxsan nidaamyada lithium-ion, nano-silikon waxa lagu baadhayaa kiimikooyinka baytariyada ee soo baxaya.
Halka Silicon ay milixdu ka yar tahay falcelinta lithium-ka, nano-sizing waxay wanaajisaa dhaqdhaqaaqa waxayna awood u yeelataa gelinta xaddidan ee Na, taas oo ka dhigaysa rajo ah anodes batari sodium-ion, gaar ahaan marka la isku daray ama lagu daray tiin ama antimony.
In baytariyada gobolka adag, halkaas oo xasilloonida farsamada ee is-dhexgalka isticmaaleyaasha elektiroonigga ah ay muhiim u tahay, Kartida nano-silicon ee ku samaynta isku dhafka balaastiigga ee kala duwanaanshiyaha yar waxay yaraynaysaa xiisadda wejiga waxayna wanaajisaa la xiriirida dayactirka.
Intaa waxaa dheer, waafaqiddeeda sulfide- iyo electrolytes xooggan oo ku salaysan oksaydhku waxay u furaan habab aad u ammaan badan, dawooyinka kaydinta cufnaanta tamarta sare.
Cilmi-baaristu waxay sii waddaa si ay u kordhiso naqshadaynta is-dhexgalka isticmaalaha iyo hababka horudhaca ah si ay si buuxda uga faa'iidaysato cimri dhererka iyo waxtarka leh ee nano-silicon-based electrodes.
4. Soohdintooda Kaca ee Photonics, Daawooyinka biomedicine, iyo Alaabooyinka isku dhafan
4.1 Codsiyada ku jira Optoelectronics iyo Quantum Light
Dhismayaasha photoluminescent ee nano-silicon waxay dib u soo nooleeyeen dadaallada lagu abuurayo aaladaha iftiiminaya silikoon., dhibaato waqti dheer waarta ee photonics isku dhafan.
Si ka duwan silikoon tiro badan, Dhibcaha nano-silicon quantum waxay muujin karaan si hufan, photoluminescence la hagaajin karo oo la dareemi karo una dhow-infrared aray, awood u siinaya il-chip-ka nalalka ku habboon birta-oxide-semiconductor dhammaystiran (CMOS) hal-abuurnimo.
Nanomaterials-kan waxa si toos ah loogu dhex daray diodh-yada iftiinka bixiya (LEDs), sawirqaadayaasha, iyo waveguide-lammaansaday-baydhiyeyaasha isku xidhka indhaha iyo soo qaadista codsiyada.
Intaa waxaa dheer, Injineerka dusha sare ee nano-silikoon ayaa soo bandhigaya qiiqa hal sawir ee hoos yimaada diyaarinta dhibaatada gaarka ah, u dhigista habka suurtogalka ah ee habaynta macluumaadka tirada iyo isgaadhsiinta sugan.
4.2 Codsiyada biomedical iyo deegaanka
In biomedicine, budada nano-silicon waxay helaysaa xiisaha sidii noole la jaan qaadi kara, si dabiici ah loo dumin karo, iyo beddelka aan sunta ahayn ee dhibcaha quantum-ku-saleysan ee culus ee bioimaging iyo gaarsiinta daawada.
Qaybaha nano-silikon ee ku shaqeeya dusha sare waxa loo qaabayn karaa in lagu beegsado unugyo gaar ah, u billow wakiilada daweynta ficil ahaan pH ama enzymes, oo ay bixiyaan la socodka fluorescence-waqtiga-dhabta ah.
Burburkooda saxda ah ayaa galay silicic acid (Iyo(OH)AFAR), walax si dabiici ah u dhacda oo laga soo saaro, waxay yaraynaysaa dhibaatooyinka sunta ee muddada dheer.
Intaa waxaa dheer, nano-silikon ayaa laga baarayaa hagaajinta deegaanka, sida burburinta photocatalytic ee wasakhowga hoostooda iftiinka muuqda ama wakiil hoos u dhigaya hababka daaweynta biyaha.
Qalabka isku dhafan, nano-silicon waxay hagaajisaa awoodda farsamada, xasilloonida kulaylka, oo xidho iska caabin marka lagu daro biraha, dhoobada, ama polymers, gaar ahaan hawada hawada iyo qaybaha baabuurta.
Gabagabadii, budada nano-silicon waxay taagan tahay isgoysyada nanoscience aasaasiga ah iyo hal-abuurka warshadaha.
Isku dhafka kala duwan ee saamaynta tirada, falcelin sare, iyo ku habboonaanta awoodda oo dhan, qalabka elektarooniga ah, iyo cilmiga noloshu waxay xooga saaraysaa shaqadeeda inay tahay awood muhiim u ah jiilka soo socda ee tignoolajiyada casriga ah.
Sida farsamooyinka farsamaynta horumarinta iyo caqabadaha isdhexgalka ayaa soo noqnoqda, nano-silicon waxay sii wadi doontaa inay u horseeddo horumarka xagga waxqabadka sare, waarta, iyo hababka walxaha badan ee shaqayn kara.
5. Alaab-qeybiye
TRUNNANO waa alaab-qeybiye Spherical Tungsten Powder leh oo dheeraad ah 12 sano oo waayo-aragnimo ah ilaalinta tamarta nano-dhiska iyo horumarinta nanotechnology. Waxay ku aqbashaa lacag bixinta iyada oo loo marayo Kaarka Credit Card, T/T, West Union iyo Paypal. Trunnano ayaa alaabta u rari doona macaamiisha dibadda iyada oo loo marayo FedEx, DHL, hawo, ama badda. Haddii aad rabto inaad wax badan ka ogaato Spherical Tungsten Powder, fadlan xor u noqo inaad nala soo xidhiidho oo aad u soo dirto su'aalo([email protected]).
Tags: Nano-Silicon Powder, Budada Silicon, Silikoon
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