photoconductivity
Concise Oxford English Dictionary © 2008 Oxford University Press:
photoconductivity /ˌfəʊtə(ʊ)kɒndʌkˈtɪvɪti/
▶noun increased electrical conductivity caused by the presence of light.
– derivatives
photoconductive adjective,
photoconductor noun.
photoconductive adjective,
photoconductor noun.
'photoconductivity' also found in these Oxford entries:

