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Xiaohua Wang,Pinyi Wang,Wei Jiang,Fengqin Wu,Masoud Kiani,Mohammad Arefi 국제구조공학회 2021 Structural Engineering and Mechanics, An Int'l Jou Vol.80 No.2
Buckling analysis of porous sandwich nanoplate integrated with two piezoelectric face-sheets is presented based on shear and normal deformation theory (SNTD). Effect of small scales of the porous core and actuated face-sheets is accounted based on the nonlocal strain gradient theory (NSGT). Large parametric results are presented to investigate variation of various critical loads in terms of significant parameters such as porosity volume fraction, strain gradient and nonlocal parameter, and dimensionless geometric parameters. It is concluded that increase of porosity volume fraction leads to decrease of critical electric and magnetic potentials and increase of critical temperatures.
Inkjet Printed Quantum Dots Color Conversion Layers for Full-color Micro-LED Displays
Feng Qin,Cao Liu,Wenhui Wu,Wenxiang Peng,Sitao Huo,Jiandong Ye,Shulin Gu 대한금속·재료학회 2023 ELECTRONIC MATERIALS LETTERS Vol.19 No.1
With the ever-growing demands for larger size and high resolution displays, Micro-light-emitting diode (Micro-LED) displaywith quantum dots (QDs) fi lm as color conversion layers (CCLs) has become one of the most promising candidates offuture display for its advantages in low power consumption and wide color range. In this study, we report a novel full-colordisplay based on blue Micro LED, which has patterned red and green QDs color conversion (QDCC) layers fabricated byinkjet printing (IJP). A structure of double-layer bank was designed to reduce color deviation, prevent crosstalk, and fl attenthe QDCC layer. By optimizing the thickness of the red/green QDCC layers and the wavelength of blue Micro LEDbacklights, a full-color QDCC-LED display with 228 PPI resolution and size of 1.11-inch was successfully fabricated andshowed superb performance. We not only eff ectively reduced crosstalk, but also improved the color conversion effi ciency ofQDs. In addition, this QDCC-LED display prepared by embedded bonding process shows a color gamut of 107.53% NTSC.