1. Iyini i-LED, i-LCD? I-LED imele i-Light-Emitting Diode, idivayisi ye-semiconductor eyenziwe ngezinhlanganisela eziqukethe izakhi ezifana ne-Gallium (Ga), i-Arsenic (As), i-Phosphorus (P), ne-Nitrogen (N). Uma ama-electron ehlangana futhi nezimbobo, akhipha ukukhanya okubonakalayo, okwenza ama-LED asebenze kahle kakhulu ekuguquleni ukukhanya...
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