Baphuhlisa ngempumelelo isixhobo se-elektroniki ngaphandle kweemiconductors

semiconductors

Iqela elenziwe ngoososayensi kunye nabaphandi abavela kwi UC San Diego Yakha nje into ehlawuliswe ngokoqobo njenge isixhobo sokuqala sombane laser elawulwa ngaphandle kwabaqeqeshi. Ukusebenza kwayo, njengoko kutyhilwe, ukusetyenziswa kwenziwa ngee-elektroni zasimahla, nanjengoko kwiityhubhu zokucoca.

Kuyavunywa, ii-semiconductors ezisekwe kwisilicon kunye nezinye izinto ukuza kuthi ga ngoku zisincedile ukuba silingane iibhiliyoni ze-transistors kwiisentimitha ezimbalwa zesikwere. Nangona kunjalo ngeli xesha, ezi ntlobo zezixhobo zivelisa iingxakiNjengokuba kusenokwenzeka ukuba isantya se-elektroni silinganiselwe kukunganyaniseki kwezinto ngokwazo, ngelixa, kwelinye icala, amandla amakhulu okunyanzeliswa ayimfuneko ukubenza ukuba bahambe kuloo nto kuthiwa «umsantsa webhendi«, Ezibangelwa ziipropathi zokwambathisa iisemiconductors ezinjengeesilicon.

Ngenxa yezi ngxaki, ezinye iintlobo zezisombululo bezisebenza, ezinje nge iityhubhu ezingenanto kuba ezi azinazo ezo ngxaki kuba ziyakwazi ukunika ii-electron zasimahla ukuba zithwale okwangoku kwisithuba. Nangona kunokubonakala ngathi sisisombululo, ukuza kuthi ga ngoku ukufumana ii-elektroniki zasimahla kubungakanani obuncinci kakhulu, njenge nanoscale, yingxaki kakhulu kuba iivolthi eziphezulu kakhulu, malunga ne-100 volts, amaqondo obushushu aphezulu okanye ilaser enamandla iyafuneka ukuzikhulula.

Okwangoku kufuneka sifunde ukuba ezi zixhobo zinokulinganiswa kangakanani kunye nokuziphatha kwazo ngaphambi kokuba zifike kwintengiso.

Enkosi kwizifundo kunye nomsebenzi weli qela le-UC San Diego, ezi ngxaki zisonjululwe I-nanostructure ekwimo ye «ikhowa»Yenziwe ngegolide. Ngokudibanisa isixa esisezantsi sevolthi kunye nelaser yamandla asezantsi, bakwazi ukubhengeza ii-elektrononi kwisinyithi esinexabiso. Iziphumo zokugqibela yayikukuphindaphindeka kalishumi kohambo, okwaneleyo ukubanakho ukwenza kunye nokucima amazwe okwenza ukuba ibe luhlobo lokutshintsha okubonakalayo.

Okwangoku, le nguqulelo luphononongo nje lwaselebhu, nangona iqela libhengeze ukuba abafuni kuphela ukurhweba ngetekhnoloji kwi-elektroniki, kodwa inokuba yinto ephambili kuphuhliso lwefotovoltaic, okusingqongileyo kunye nokusetyenziswa kwezixhobo. Ukuba eli gama lokugqibela likumangalisile, ngakumbi kwisazinzulu, kuya kufuneka uqonde oko ezi zifundo zixhaswe ngemali yi-DARPA.


Shiya uluvo lwakho

Idilesi yakho ye email aziyi kupapashwa. ezidingekayo ziphawulwe *

*

*

  1. Uxanduva lwedatha: UMiguel Ángel Gatón
  2. Injongo yedatha: Ulawulo lwe-SPAM, ulawulo lwezimvo.
  3. Umthetho: Imvume yakho
  4. Unxibelelwano lwedatha: Idatha ayizukuhanjiswa kubantu besithathu ngaphandle koxanduva lomthetho.
  5. Ukugcinwa kweenkcukacha
  6. Amalungelo: Ngalo naliphi na ixesha unganciphisa, uphinde uphinde ucime ulwazi lwakho.