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Optical single-channel security system based on Schur decomposition and biometric random phase encoding in fractional Fourier transform domains
Optical single-channel security system based on Schur decomposition and biometric random phase encoding in fractional Fourier transform domains
A new optical single-channel security system based on Schur decomposition, biometric random phase encoding in fractional F...
Intensity diffraction tomography compressed imaging based on residual neural fields
Intensity diffraction tomography compressed imaging based on residual neural fields
Intensity diffraction tomography (IDT) encompasses a class of optical microscopy techniques designed to reconstruct the th...
Germanium-based reconfigurable terahertz metasurface design for ultrafast dynamic frequency and amplitude modulation
Germanium-based reconfigurable terahertz metasurface design for ultrafast dynamic frequency and amplitude modulation
The dynamic manipulation of terahertz (THz) waves exhibits tremendous application potential in high-speed communication, h...
Wavelet-driven multi-scale feature extraction for underwater image restoration
Wavelet-driven multi-scale feature extraction for underwater image restoration
Underwater images suffer from low contrast, blur, and color deviation due to light absorption, scattering, and distortion....
Particle trapping of modulated circular Airy–Gaussian vortex beam
Particle trapping of modulated circular Airy–Gaussian vortex beam
To realize the precise control of optical particles, this study investigates the properties of modulated circular AiryR...
Single-shot polarization-coherent modulation imaging
Single-shot polarization-coherent modulation imaging
This study presents Single-Shot Polarization-Coherent Modulation Imaging (SSPCMI), an innovative technique that achieves s...
Edible artificial mirage jelly made of gelatin
Edible artificial mirage jelly made of gelatin
A mirage is an atmospheric optical phenomenon caused by refraction of light due to differences in air density. The density...
Frequency response and equivalent circuit of organic photodetectors based on zinc phthalocyanine and the fullerene derivative organic solar cell
Frequency response and equivalent circuit of organic photodetectors based on zinc phthalocyanine and the fullerene derivative organic solar cell
The photodetection properties and the equivalent circuit of organic photodetectors (OPDs) based on zinc phthalocyanine (Zn...
Growth, structural, optical, thermal, mechanical and NLO properties on imidazolium L-tartrate crystal doped with potassium chloride
Growth, structural, optical, thermal, mechanical and NLO properties on imidazolium L-tartrate crystal doped with potassium chloride
The conventional slow evaporation approach has been successfully used to generate imidazolium L-tartrate crystal doped wit...
Multi-Gbps visible light communication with high-efficiency, low-speckle contrast white laser light
Multi-Gbps visible light communication with high-efficiency, low-speckle contrast white laser light
Multi-Gbps wireless visible light communication is achieved using red, green, and blue laser diodes combined in a novel la...
Electro-optic Q-switched diode-end-pumped Nd: YAG slab 1.3 μm laser
Electro-optic Q-switched diode-end-pumped Nd: YAG slab 1.3 μm laser
We report an electro-optic Q-switched Nd: YAG slab laser operating at 1.3 μm, based on a diode end-pumping c...
Planck-consistent emissivity inversion from band-limited IR thermography by adaptive escaping grey wolf optimization
Planck-consistent emissivity inversion from band-limited IR thermography by adaptive escaping grey wolf optimization
Band-pass multispectral infrared radiometry enables pixel-level retrieval of spectral emissivity and temperature at low co...
Design and Pareto solution analysis of novel alignment-free ultra-thin multi-layered diffuser film applied for mini-LED backlighting and general lighting applications
Design and Pareto solution analysis of novel alignment-free ultra-thin multi-layered diffuser film applied for mini-LED backlighting and general lighting applications
Design of a novel, alignment-free, ultra-thin multi-layered diffuser film for mini-LED backlight unit and other LED genera...
Development of optical design and mold cutting technologies for microlens arrays for floating images
Development of optical design and mold cutting technologies for microlens arrays for floating images
This study presents the development of a microlens array (MLA) for floating image applications, addressing challenges in b...
Design of a 2-bit compact directional logic multiplier based on micro-ring resonators
Design of a 2-bit compact directional logic multiplier based on micro-ring resonators
In the context of the digital economy era, the demand for computing power is showing an exponential growth trend. Optical ...
Detection of fluoride ion using U-bent optical fiber functionalized with curcumin-tagged gold nanoparticles
Detection of fluoride ion using U-bent optical fiber functionalized with curcumin-tagged gold nanoparticles
This paper demonstrates a cost-effective approach for the detection and quantification of fluoride ions using a U-bent pla...
Low-light Image Enhancement Using Parametric S-Shaped Functions
Low-light Image Enhancement Using Parametric S-Shaped Functions
Images captured in low-light environments often suffer from poor visibility and low contrast. Although numerous enhancemen...
Research on the performance of InAs/GaSb superlattice infrared detectors via GaSb substrate thinning and etching
Research on the performance of InAs/GaSb superlattice infrared detectors via GaSb substrate thinning and etching
The intrinsic infrared absorption of GaSb substrate has long been recognized as a critical limitation in the performance o...
Fast local Laplacian filter-based tone mapping operator via brightness, contrast, and color enhancements using S-shape functions
Fast local Laplacian filter-based tone mapping operator via brightness, contrast, and color enhancements using S-shape functions
A high-dynamic-range (HDR) image accommodates a wide range of brightness information of a scene. A tone-mapping operator (...
Photo- and mechano-luminescence characteristics and the mechanism analysis of green nanophosphors: BaReAlO:Tb (Re = La, Y)
Photo- and mechano-luminescence characteristics and the mechanism analysis of green nanophosphors: BaReAlO:Tb (Re = La, Y)
Two bifunctional nanophosphors of BaLaAl3O7:xTb3+ (BLAO:Tb) and BaYAl3O7: yTb3+ (BYAO:Tb) have been designed and prepared ...
Refractive index shift from liquid to solid in the drying process
Refractive index shift from liquid to solid in the drying process
Understanding the drying kinetics of paints and coatings is crucial in various industrial applications due to their signif...
The infrared transparency and electromagnetic shielding properties of multi-layer graphene film
The infrared transparency and electromagnetic shielding properties of multi-layer graphene film
The excellent electrical and optical properties of graphene provide the possibility for its application in transparent ele...
Thin-form-factor red-green-blue laser scanning system for full-color laser image projection
Thin-form-factor red-green-blue laser scanning system for full-color laser image projection
A thin-form-factor laser scanning system composed of a planar-type laser source with a waveguide-type combiner and a micro...
Holographic memory formed by three laser sources with different wavelengths for application to optical reconfiguration
Holographic memory formed by three laser sources with different wavelengths for application to optical reconfiguration
An optical setup using three laser sources with different wavelengths was proposed for the formation of a holographic memo...
Optical authentication of nano-scale artifacts using their interference images under white light illumination
Optical authentication of nano-scale artifacts using their interference images under white light illumination
In the age of the Internet of Things, physical security framework of edge devices connected to the Internet is essential. ...
An improved Fourier transform profilometry and phase coding for 3D shape measurement
An improved Fourier transform profilometry and phase coding for 3D shape measurement
Optical non-contact 3D shape measurement has attracted wide attention from the scientific community. Although by increasin...
Numerical simulations on self-referential holographic data storage with built-in denoising function by self-referential holographic deep neural network
Numerical simulations on self-referential holographic data storage with built-in denoising function by self-referential holographic deep neural network
Self-referential holography (SRH), a holographic technique that enables the recording, reading, and control of two-dimensi...
Parameter estimation and synchronization between uncertain laser networks with delayed coupling and different node dynamics
Parameter estimation and synchronization between uncertain laser networks with delayed coupling and different node dynamics
Actual network typically has different node dynamics, uncertainties, and delay effects. Therefore, when studying the synch...
Dual coupled subwavelength triangular prism silver nanowire SPPs hybrid waveguide
Dual coupled subwavelength triangular prism silver nanowire SPPs hybrid waveguide
In this paper, a 1550 nm subwavelength triangular prism silver nanowire SPPs hybrid waveguide structure with dual...
Broadband and compact polarization rotator based on cascaded-stair waveguide with low insertion loss
Broadband and compact polarization rotator based on cascaded-stair waveguide with low insertion loss
Given that silicon-on-insulator (SOI) has a high refractive index contrast and intrinsic birefringence, photonics devices ...
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