Kuenzaniswa neyechinyakare incandescent mwenje, kune akati wandei mabhenefiti echiedza-sensitive diode. Chekutanga pane zvese, hapana filament yeGuangmin diode, iyo inobvisa mukana wekupisa, saka hupenyu hwebasa hwakareba. Pamusoro pezvo, ma bulbs madiki epurasitiki eiyo Guangmin diode anoita kuti iyo light-sensitive diode igare yakasimba. Ikozvino yemagetsi yemagetsi zvakare nyore kushandisa. Nzira inopenya yemarambi emagetsi emagetsi ane zvakawanda zvekupisa, izvo zvinoparadza simba. Kana iwe usingashandisi mwenje sechidzitiro chekudziya, saka yakawanda yezvino inoshanda haizobudisi zvakananga chiedza chinooneka. Macalorie anoburitswa neGuangmin diode idiki kwazvo. Zvichireva kutaura, simba remagetsi rakawanda rinopenya zvakananga kuderedza kudiwa kwesimba remagetsi zvakanyanya. Kusvika pari zvino, nekuda kwekushandiswa kwemhando yepamusoro semiconductor zvinhu, maGuangmin diode achiri kudhura zvakanyanya mumashandisirwo mazhinji emwenje. Mumakore gumi apfuura, mutengo wemichina yesemiconductor wakaderera zvakanyanya. Nekudaro, pasi pechishandiso chakakura, maGuangmin diode inzira inodhura-inoshanda yekuvhenekesa. Munguva pfupi iri kutevera, Guangmin diode ichaita basa rakakura muhunyanzvi hwepasi rose. LED inoumbwa nePN, seyakajairwa diode, uye ine imwe-nzira conductivity. Mushure mekuwedzera simba rakanaka paGuangmin diode, electron mu nage munharaunda N kubva panzvimbo yeP uye erekitironi munzvimbo yeP kubva munharaunda ye n, uye magetsi nebako risina chinhu munzvimbo yePN muPN knot mumamicron akati wandei padhuze nePN knot, zvichiteerana Compound, gadzira zvinongoerekana zvaitika. Zvichienderana nemusiyano mune semiconductor zvinhu, iyo simba mamiriro emagetsi uye cavities zvakare akasiyana. Simba rakawanda sei rinoburitswa kana magetsi nemakomba zvasanganiswa. Kuwanda kwainoburitsa simba, ndiko kupfupika kwewavelength yekupenya. Iwo anowanzoshandiswa diodes tsvuku, girini kana yero.
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