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Makhalidwe a Chiŵerengero cha Kutentha kwa Mafilimu Otsutsa Mafilimu a Metal

Gwero la nkhani: Zhenhua vacuum
Werengani: 10
Lofalitsidwa: 24-01-18

Chiŵerengero cha kutentha kwa kukana filimu yachitsulo chimasiyana malinga ndi makulidwe a filimu, mafilimu opyapyala ndi oipa, mafilimu okhuthala ndi abwino, ndipo mafilimu okhuthala ndi ofanana koma safanana ndi zinthu zambiri. Kawirikawiri, chiŵerengero cha kutentha kwa kukana chimasintha kuchoka pa negative kupita pa positive pamene makulidwe a filimu akuwonjezeka kufika pa makumi a nanometers.

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Kuphatikiza apo, kuchuluka kwa evaporation kumakhudzanso kuchuluka kwa kutentha kwa resistive kwa mafilimu achitsulo. Kuchuluka kwa evaporation komwe kumakonzedwa ndi filimuyi ndi kotayirira, ma elekitironi kudutsa chotchinga chake chotheka komanso kuthekera kopanga conductivity ndi kofooka, kuphatikiza ndi oxidation ndi adsorption, kotero mtengo wa resistance ndi wapamwamba, kuchuluka kwa kutentha kwa resistance ndi kochepa, kapena ngakhale koyipa, ndi kuwonjezeka kwa kuchuluka kwa evaporation, kuchuluka kwa kutentha kwa resistance kwa kusintha kochepa kuchokera ku lalikulu, kuchokera ku negative kupita ku positive. Izi zimachitika chifukwa cha kuchuluka kwa evaporation komwe kumakonzedwa chifukwa cha oxidation ya semiconductor properties, resistance temperature coefficient of negative values. Mafilimu okonzedwa pamlingo wapamwamba wa evaporation amakhala ndi katundu wachitsulo ndipo ali ndi positive resistance temperature coefficient.

Popeza kapangidwe ka filimuyi kamasintha mosasinthika ndi kutentha, mphamvu ya kukana ndi kutentha kwa filimuyi imasinthanso ndi kutentha kwa wosanjikiza wokutira panthawi ya nthunzi, ndipo filimuyo ikachepa, kusinthako kumakhala kwakukulu. Izi zitha kuganiziridwa chifukwa cha kusintha kwa mankhwala komwe kumachitika chifukwa cha kubwezeretsanso nthunzi ndi kugawanso tinthu tating'onoting'ono ta filimu yoyerekeza kapena kapangidwe ka tubular pa substrate, komanso kufalikira kwa lattice, kufalikira kwa zinthu zodetsa, kufalikira kwa zolakwika za lattice, ndi kusungunuka kwa okosijeni.

– Nkhaniyi yatulutsidwa ndikupanga makina ophikira vacuumr Guangdong Zhenhua


Nthawi yotumizira: Januwale-18-2024