Fig. 1. Configuration of TN LC cell based on IB-irradiated Y2O3 film.
Fig. 2. POM images of anti-parallel cells with IB irradiated Y2O3 films at different annealing temperature.
Fig. 3. Pretilt angle of LC molecules on IB-irradiated Y2O3 films at different annealing temperature.
Fig. 4. Contact angle of water drop on IB-irradiated Y2O3 film deposited on glass substrates at different annealing temperature.
Fig. 5. SEM images of solution-processed Y2O3 film deposited on glass substrates annealed at 400℃ (a) without IB irradiation and (b) with IB irradiation.
Fig. 6. XPS spectra of Y 3d from as-deposited Y2O3 films and IB-iorradiated Y2O3 at annealing temperature of 400℃.
Fig. 7. V-T characteristics of TN-LC cells with IB-irradiated Y2O3 films.
Fig. 8. Response time of TN-LC cells with IB-irradiated Y2O3 films (a) rise time and (b) fall time.
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