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Njengoba konke esikwaziyo, nanamuhla sichitha isikhathi sethu esiningi sisendlini ngokukhanya kokwenziwa.I-biology yomuntu iwumphumela weminyaka eyinkulungwane yokuziphendukela kwemvelo ekukhanyeni kwemvelo.Ngakho-ke, lokhu kunethonya elibalulekile ebuchosheni bomuntu, imizwa, nokusebenza.Isikhathi esiningi sisichitha e-bui...Funda kabanzi»
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Ngesikhathi esifanayo sokukhiqiza, qaphela umphumela wokukhanya womkhiqizo.Ngaphansi kokwelashwa komphumela wokukhanya ongavamile, ekusetshenzisweni, umphumela wokukhanya ucacile futhi iphethini icacile.Futhi umbala wokukhanya ucebile kakhulu futhi wemvelo.Inikeza umphumela wokubukwayo onethezeke kakhulu....Funda kabanzi»
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Iphrofayili yenkampani i-Messe Frankfurt ingumbukiso wezohwebo omkhulu kunayo yonke emhlabeni, ikhongolose kanye nomhleli wemicimbi enezizathu zayo zombukiso.IQembu liqashe abantu abacishe babe ngu-2,500 29 ezindaweni ezingama-29 emhlabeni jikelele.I-Messe Frankfurt ihlanganisa ndawonye amathrendi esikhathi esizayo ngobuchwepheshe obusha, abantu...Funda kabanzi»
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Ukukhanya kwe-LED kuwumkhiqizo othuthukisiwe futhi wathuthukiswa ngokusekelwe kumthombo wokukhanyisa we-LED omusha ekukhanyeni okungokwesiko.Uma kuqhathaniswa nokukhanya okuvamile okujwayelekile, inezinzuzo ezilandelayo: ukonga amandla, ikhabhoni ephansi, ukuphila isikhathi eside, ukunikezwa kombala okuhle kanye nesivinini sokuphendula esisheshayo umklamo wokukhanya we-LED...Funda kabanzi»
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Yini i-LED?I-light emitting diode (LED) iyi-semiconductor eguqula amandla kagesi abe amandla okukhanya.Isakhiwo esiyisisekelo se-light emitting diode iyi-electroluminescent semiconductor chip ehlala eshalofini elinomthofu futhi ivalwe nxazonke nge-epoxy resin enhliziyweni yokukhanya...Funda kabanzi»
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Lo mbukiso uyinkundla yabakhiqizi bezimboni, abathengisi nabahwebi ukuthi bashintshisane, baxhumane futhi bakhuthaze ibhizinisi.Isikhathi esingcono kakhulu sokuba sandise amakhasimende ethu aphesheya.Njengomkhiqizi wezixazululo zokukhanyisa zangaphakathi ezichwepheshile, ngeke siphuthelwe.Umama wethu...Funda kabanzi»
