However , as with ICCDs , the gain that is applied in the gain register is stochastic and the exact gain that has been applied to a pixel 's charge is impossible to know .
EMCCDs show a similar sensitivity to intensified CCDs ( ICCDs ) .
As with ICCDs , the gain that is applied in the gain register is stochastic and the exact gain that has been applied to a pixel 's charge is impossible to know .
EMCCDs show a similar sensitivity to intensified CCDs ( ICCDs ) .