Theipi ea ho itšehla thajana e laolang mocheso e fetola mocheso hore o lekane le tahlehelo ea mocheso e tsoang mosebetsing oa liphaephe.Ha mocheso oa phala o theoha, motlakase oa motlakase oa semi-conductive oa eketseha o etsa hore theipi e eketse tlhahiso ea mocheso.