Unlike LCDs, OLEDs do not require a backlight, beause they are
emissive by nature.
Not exact matches
Zak Page, Craig Hawker and colleagues at the University of California, Santa Barbara and the Dow Chemical Company sought to overcome this barrier
by adopting a bottom - up approach for patterning
emissive polymers.
OLEDs are
emissive devices so their spectra is just the sum of the individual Red, Green and Blue OLED spectra, modified slightly
by the touchscreen layer and anti-reflection absorption layer through which their light must pass.
Emissivity and absorptivity Gray body L metres 10 100 120 120 Nominal gas temp deg C 20 20 20 20
Emissive power entire spectrum 119.8 119.8 119.8 119.8 Btu / hft ^ 2 Absorption
by H2O of land IR L m 39.9 75.9 76.3 76.3 Btu / hft ^ 2 Total absorbable energy in bands 76.4 76.4 76.4 76.4 Btu / hft ^ 2 Energy absorbed
by gas 39.9 75.9 76.3 76.3 Btu / hft ^ 2 Energy remaining after L m 36.5 0.4 0.0 0.0 Btu / hft ^ 2
Emissivity and absorptivity Gray body L metres 10 1000 2000 3600 Nominal gas temp deg C «C4» 20 20 20 20
Emissive power entire spectrum 119.8 119.8 119.8 119.8 Btu / hft ^ 2 Absorption
by CO2 of land IR L m 4.9 20.1 23.6 24.4 Btu / hft ^ 2 Total absorbable energy in bands 24.4 24.4 24.4 24.4 Btu / hft ^ 2 Energy absorbed
by gas 4.9 20.1 23.6 24.4 Btu / hft ^ 2 Energy remaining after L m 19.5 4.2 0.8 0.0 Btu / hft ^ 2