Results 11 to 20 of about 485,888 (296)

Brightness Prediction of Large Color Gamut Laser Display Devices. [PDF]

open access: yesMicromachines (Basel), 2023
A brightness-perceived color appearance model tailored for large gamut display devices, exemplified by laser displays, was investigated. Psychophysical experiments on the brightness matching of 30 color stimuli with achromatic white light were conducted ...
Zhu J, Gao W, Bi Y, Xu Z, Sun M.
europepmc   +2 more sources

Color Vision Improvement of Anomalous Trichromats Based on a Wide-Color-Gamut Display

open access: yesIEEE Photonics Journal, 2022
Compared with normal color vision observers (NOs), anomalous trichromats (AT) have anomalous color vision responses owing to differences in cone sensitivity. The wide-color-gamut display provides a promising solution to this problem. Herein, we propose a
Jiafei Ma   +6 more
doaj   +1 more source

Time-sequential color code division multiplexing holographic display with metasurface

open access: yesOpto-Electronic Advances, 2023
Color metasurface holograms are powerful and versatile platforms for modulating the amplitude, phase, polarization, and other properties of light at multiple operating wavelengths. However, the current color metasurface holography can only realize static
Xin Li   +6 more
doaj   +1 more source

Laser patterning of large-scale perovskite single-crystal-based arrays for single-mode laser displays

open access: yesInternational Journal of Extreme Manufacturing, 2023
Lead halide perovskites have attracted considerable attention as potential candidates for high-performance nano/microlasers, owing to their outstanding optical properties. However, the further development of perovskite microlaser arrays (especially based
Wangqi Mao   +7 more
doaj   +1 more source

Laser Driven Electron Acceleration from Near-Critical Density Targets towards the Generation of High Energy γ-Photons

open access: yesPhotonics, 2022
In this paper, we investigate the production of high energy gamma photons at the interaction between an ultra-high intensity laser pulse with an energetic electron beam and with a near-critical density plasma for the laser intensity varying between 1019 ...
Iuliana-Mariana Vladisavlevici   +2 more
doaj   +1 more source

Speckle reduction using phase plate array and lens array

open access: yesOpto-Electronic Advances, 2020
In this paper, a solution for speckle reduction using phase plate array (PPA) and lens array (LA) in a motionless way is proposed. The specially designed PPA is composed of sub-phase plates, which are constituted by phase patterns formed by Hadamard sub ...
Xiaohui Ma   +4 more
doaj   +1 more source

Imaging-based optical barcoding for relative humidity sensing based on meta-tip

open access: yesNanophotonics, 2021
In a wide range of applications such as healthcare treatment, environmental monitoring, food processing and storage, and semiconductor chip manufacturing, relative humidity (RH) sensing is required.
Liu Yin   +6 more
doaj   +1 more source

Low Threshold Microlasers Based on Organic-Conjugated Polymers

open access: yesFrontiers in Chemistry, 2021
Conjugated polymers have emerged as ideal organic laser materials for the excellent optoelectrical properties and facile processability. During a typical lasing process, resonator configurations with specific geometry are essential to provide optical ...
Hong-xu Chen   +4 more
doaj   +1 more source

Photochemical Method for Laser Absorption

open access: yesNanomaterials, 2022
During the laser application process, laser energy is usually converted into heat energy, causing high temperature, which affects the (high-speed) aircraft in routine flight.
Weiwei Tang   +4 more
doaj   +1 more source

Realizing depth measurement and edge detection based on a single metasurface

open access: yesNanophotonics, 2023
How to simultaneously obtain the depth, edge, and other light information of the scene to accurately perceive the physical world is an important issue for imaging systems.
Yang Siwen   +10 more
doaj   +1 more source

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