Active brightness enhancement film, preparation method thereof and method for analyzing polarization of active brightness enhancement film based on FDTD
A brightness-enhancing film and active technology, applied in nonlinear optics, instruments, optics, etc., can solve the problems that quantum dot composite materials cannot meet the wide color gamut, strong oxygen and humidity resistance, and high thermal conductivity at the same time, and achieve light resistance High, wide excitation spectrum, long fluorescence lifetime
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Embodiment 1
[0068] (Ⅰ) Active brightening film
[0069] An active brightness enhancement film comprising a polymer film doped with quantum dots and a polymer film containing metal nanorods. The metal in the polymer film containing metal nanorods The nanorods have uniform orientation and are arranged periodically.
[0070] The gold nanorods in the polymer film containing metal nanorods are gold nanorods, wherein the gold nanorods are arranged periodically, the diameter of the gold nanorods is 1 nm, and the length of the gold nanorods is 100 nm. The distance between the axes of two adjacent gold nanorods along the radial direction of the metal nanorods l x Is 100nm, the distance between the same side end faces of two adjacent gold nanorods along the axis of the metal nanorod l y It is 200nm.
[0071] (Ⅱ) Preparation method of active brightness enhancement film
[0072] The preparation method of the active brightness enhancement film of this embodiment includes the following steps:
[0073] (1) Add ...
Embodiment 2
[0085] Except that the diameter of the gold nanorods is 10 nm, the other preparation methods and conditions are the same as in Example 1.
Embodiment 3
[0087] Except that the diameter of the gold nanorods is 20 nm, the other preparation methods and conditions are the same as in Example 1.
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