Dual-color terahertz spatial light modulator for single-pixel imaging [PDF]
Light: Science & Applications, 2022 Liquid crystal metasurface based spatial light modulator is developed for terahertz dual-color compressive imaging. Significant improvement of imaging quality and speed is demonstrated using proposed auto-calibrated algorithms and frequency-switching ...
Weili Li +11 more
doaj +3 more sources
Electro-optic spatial light modulator from an engineered organic layer [PDF]
Nature Communications, 2021 Spatial light modulators (SLM) provide tailored light fields for many applications. Here, the authors present an SLM device based on an organic electro-optic material that manipulates the properties of individual pixels by electronic signals at speeds up
Ileana-Cristina Benea-Chelmus +5 more
doaj +3 more sources
Nano-electromechanical spatial light modulator enabled by asymmetric resonant dielectric metasurfaces [PDF]
Nature Communications, 2022 This work experimentally demonstrates nano-electromechanically tunable asymmetric dielectric metasurfaces. The metasurfaces enable large phase tuning, high reflection, a wavelength-scale pixel size, and electrical control of diffraction patterns.
Hyounghan Kwon +2 more
doaj +3 more sources
Metasurface-enabled polarization-independent LCoS spatial light modulator for 4K resolution and beyond. [PDF]
Light Sci Appl, 2023 We propose and demonstrate a metasurface-embedded LCoS device that achieves polarization-independent phase modulation at telecommunication wavelengths with 4K resolution and beyond.
Zhu Z +11 more
europepmc +2 more sources
Spatial-Light-Modulator-Based Multichannel Data Transmission by Vortex Beams of Various Orders. [PDF]
Sensors (Basel), 2021 We report an atmospheric multichannel data transmission system with channel separation by vortex beams of various orders, including half-integer values. For the demultiplexing of the communication channels, a multichannel diffractive optical element (DOE)
Khonina SN, Karpeev SV, Butt MA.
europepmc +2 more sources
Piezoelectrically actuated silicon-nitride-based high-speed spatial light modulator [PDF]
Nature CommunicationsAdvancements in light modulator technology have been driving discoveries and progress across various fields. The problem of large-scale coherent optical control of atomic quantum systems—including cold atoms, ions, and solid-state color centers—presents ...
Tom Vanackere +10 more
doaj +2 more sources
Fast-Response Liquid Crystal for Spatial Light Modulator and LiDAR Applications
Crystals, 2021 We report a new nematic mixture for liquid-crystal-on-silicon spatial light modulator (SLM) and light detection and ranging (LiDAR) applications.
Junyu Zou +6 more
doaj +2 more sources
Two-dimensional pixel-level addressable mid-infrared metasurface spatial light modulator [PDF]
Nature CommunicationsActive metasurfaces enable dynamic control of light for applications in beam steering, pixelated holography, and adaptive optics, but demonstrations of two-dimensional electrically addressable arrays have so far been limited. Here we introduce a scalable
Cosmin-Constantin Popescu +14 more
doaj +2 more sources
Non-Contact Surface Roughness Measurement by Implementation of a Spatial Light Modulator. [PDF]
Sensors (Basel), 2017 The surface structure, especially the roughness, has a significant influence on numerous parameters, such as friction and wear, and therefore estimates the quality of technical systems.
Aulbach L +3 more
europepmc +2 more sources
Uniform intensity in multifocal microscopy using a spatial light modulator. [PDF]
PLoS ONE, 2020 Multifocal microscopy (MFM) offers high-speed three-dimensional imaging through the simultaneous image capture from multiple focal planes. Conventional MFM systems use a fabricated grating in the emission path for a single emission wavelength band and ...
M Junaid Amin +3 more
doaj +2 more sources