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Truncated cylindrical array plate for mid-air imaging
Truncated cylindrical array plate for mid-air imaging
Mid-air imaging, a visual display technology for augmented reality (AR) that enables multiple people to view images simult...
An ultra-broadband polarization filter and a stable temperature sensor based on a square-lattice gold-coated PCF with a different material-infiltrated core
An ultra-broadband polarization filter and a stable temperature sensor based on a square-lattice gold-coated PCF with a different material-infiltrated core
A simple photonic crystal fiber (PCF) arranged in a square geometry with two gold-coated air holes and one material-infilt...
Perceived rotation angle and depth position of face-like illustrations with inverted concave depth positions in arc 3D display
Perceived rotation angle and depth position of face-like illustrations with inverted concave depth positions in arc 3D display
3D displays sometimes evoke illusion of perceived rotation angle change. In hollow face illusion, the direction of the 3D ...
Image distortion correction based on partial polynomial model for a large-array photon-counting detector
Image distortion correction based on partial polynomial model for a large-array photon-counting detector
A microchannel plates (MCPs) photon-counting detector with a cross-delay line (XDL) is expected for high-quality and wide-...
Novel hexagonal form factor of chromaticity distribution of color speckle
Novel hexagonal form factor of chromaticity distribution of color speckle
Novel hexagonal form factor for evaluating chromaticity distribution of color speckle using red, green, and blue lasers is...
Three-dimensional surface structure reconstruction of reflective objects using multi-stage deep learning
Three-dimensional surface structure reconstruction of reflective objects using multi-stage deep learning
With the development of deep learning and structured light streak projection techniques in three-dimensional (3D) imaging,...
Steel surface defect detection based on bidirectional cross-scale fusion deep network
Steel surface defect detection based on bidirectional cross-scale fusion deep network
In the industrial production of steel materials, various complex defects may appear on the steel surface owing to the infl...
High-performance self-powered ultraviolet photodetector based on CuI/MgZnO heterojunction with interfacial engineering by CuO
High-performance self-powered ultraviolet photodetector based on CuI/MgZnO heterojunction with interfacial engineering by CuO
A novel self-powered ultraviolet (UV) photodetector (PD) based on a CuI/MgZnO heterojunction modified by an ultrathin Cu2O...
Quantum characteristics of a nondegenerate three-level laser with parametric amplification in an open cavity
Quantum characteristics of a nondegenerate three-level laser with parametric amplification in an open cavity
This study investigates the entanglement and squeezing characteristics of light generated by a non-degenerate, coherently ...
Camera calibration based on center circle and halfway line of sports ground and position estimation of moving target
Camera calibration based on center circle and halfway line of sports ground and position estimation of moving target
In various sports, the motion information of athletes is often measured for monitoring and evaluation, and the direct use ...
Deep-learning-assisted single-shot 3D shape and color measurement using color fringe projection profilometry
Deep-learning-assisted single-shot 3D shape and color measurement using color fringe projection profilometry
The demand for fast, accurate, and cost-effective methods for three-dimensional shape and color measurements has been incr...
Through-focus scanning re-radiance simulation for semiconductor inspection system development
Through-focus scanning re-radiance simulation for semiconductor inspection system development
In this study, we present a through-focus re-radiation simulation aimed at detecting scattering from semiconductor structu...
Inhomogeneous birefringence analysis using a tensor-valued backprojection
Inhomogeneous birefringence analysis using a tensor-valued backprojection
Injection-molded lenses have an inhomogeneous stress-induced birefringence that can degrade optical performance. This pape...
Inverted signal-frequency detection and velocity measurement by self-coupling laser sensor array using modulation frequency difference
Inverted signal-frequency detection and velocity measurement by self-coupling laser sensor array using modulation frequency difference
In this paper, we report the theory of a self-coupling laser sensor array system for improving the signal-frequency invers...
Performance analysis of LDPC decoding algorithm based on PPM modulation for UWOC system under turbulent channel
Performance analysis of LDPC decoding algorithm based on PPM modulation for UWOC system under turbulent channel
Turbulence effect is an important factor leading to performance degradation of underwater wireless optical communication (...
SIMNet: an infrared image action recognition network based on similarity evaluation
SIMNet: an infrared image action recognition network based on similarity evaluation
Infrared sensors are widely used in human action recognition because of their low light influence and excellent privacy pr...
All-dielectric metasurface tunable refractive index sensor based on asymmetric dimers with high-quality factor
All-dielectric metasurface tunable refractive index sensor based on asymmetric dimers with high-quality factor
In this paper, an all-dielectric metasurface refractive index sensor based on Fano resonance is proposed. The unit structu...
Photoelectron momentum distributions of hydrogen atoms using parallel two-color chirped laser pulses
Photoelectron momentum distributions of hydrogen atoms using parallel two-color chirped laser pulses
We investigate the photoelectron momentum distributions (PEMDs) of hydrogen atoms ionized by a parallel two-color chirped ...
Study of Au nanoparticles adsorbed on InGaAs/InP thin films to improve optical absorption properties in the near-infrared band
Study of Au nanoparticles adsorbed on InGaAs/InP thin films to improve optical absorption properties in the near-infrared band
In this paper, we use FDTD Solutions software to construct the light-absorption model of InGaAs/InP thin films modified by...
Research and correction for over-response phenomenon when using inorganic scintillator optical fiber X-ray sensor to measure off-axis ratio (OAR)
Research and correction for over-response phenomenon when using inorganic scintillator optical fiber X-ray sensor to measure off-axis ratio (OAR)
Optical fiber X-ray sensors have the potential to realize real-time dose monitoring of precision radiotherapy. However, an...
Time synchronization method of wireless distributed sensor node and its application for real-time dust monitoring
Time synchronization method of wireless distributed sensor node and its application for real-time dust monitoring
In this study, we aim to conduct real-time sensing of indoor dust concentration distribution to mitigate the airborne tran...
The shift–rotation absolute testing method based on autocollimation
The shift–rotation absolute testing method based on autocollimation
The shift–rotation method is an absolute testing method that has attracted much attention in recent years, and detec...
Novel high light efficiency pancake optics for HMD named “double path”
Novel high light efficiency pancake optics for HMD named “double path”
The folded optics for HMD (head-mounted display), commonly referred to as pancake optics, is widely used to realize a comp...
Parallel detection structure exploiting the extrinsic information from the serial detection in the holographic data storage system
Parallel detection structure exploiting the extrinsic information from the serial detection in the holographic data storage system
The major concern in signal processing for holographic data storage (HDS) systems is the two-dimensional (2D) inter-symbol...
Designed edge-lit NIR planar marker for orthopedic surgical locators
Designed edge-lit NIR planar marker for orthopedic surgical locators
Orthopedic surgical robots utilize near-infrared (NIR) optical locators to enable precise navigation during operations. Ma...
Ultrahigh efficiency and ultralow threshold energy all-optical switch based on state transition of defective waveguide networks
Ultrahigh efficiency and ultralow threshold energy all-optical switch based on state transition of defective waveguide networks
A novel design of ultrahigh efficiency and ultralow threshold energy all-optical switches based on local state transition ...
Research on the technology of realizing normal operation of medium-wave infrared camera in space by simulating a vacuum environment on the ground
Research on the technology of realizing normal operation of medium-wave infrared camera in space by simulating a vacuum environment on the ground
To enable the operation of a mid-wave infrared (MWIR) camera under vacuum and low-temperature conditions for space-based E...
Luminescence properties and temperature characteristics of Yb3+/Nd3+/Ho3+ triple doped BaGeTeO6 up-conversion phosphors under 980 nm excitation
Luminescence properties and temperature characteristics of Yb3+/Nd3+/Ho3+ triple doped BaGeTeO6 up-conversion phosphors under 980 nm excitation
BaGeTeO6: Nd3+/Yb3+/Ho3+ green up-conversion phosphors were synthesized using the high-temperature solid-state reaction me...
Design and analysis of parallel polarization-beam-splitter-based optical filter with adjustable channel spacing
Design and analysis of parallel polarization-beam-splitter-based optical filter with adjustable channel spacing
In this paper, a parallel polarization-beam-splitter-based fiber optic filter with adjustable channel spacing is proposed ...
Spatiotemporal-coupled partially coherent pulsed source and its propagation
Spatiotemporal-coupled partially coherent pulsed source and its propagation
We present a new partially coherent pulsed source with spatiotemporal coupling. The stochastic optical pulse, which we cal...
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