Results 11 to 20 of about 1,597 (185)

Holographic tomographic volumetric additive manufacturing [PDF]

open access: yesNature Communications
Several 3D light-based printing technologies have been developed that rely on the photopolymerization of liquid resins. A recent method, so-called Tomographic Volumetric Additive Manufacturing, allows the fabrication of microscale objects within tens of ...
Maria Isabel Álvarez-Castaño   +6 more
doaj   +3 more sources

Holographic Resonant Laser Printing of Metasurfaces Using Plasmonic Template [PDF]

open access: yesACS Photonics, 2018
Supplementary information is available upon request to ...
Marcus S. Carstensen   +5 more
core   +7 more sources

Non‐Interleaved Four‐Channel Metasurfaces for Simultaneous Printing and Holographic Imaging

open access: yesSmall Structures, 2023
Simultaneous realization of printing and holographic images has become an emerging and promising technology for optical storage and anti‐counterfeiting, which can significantly enhance the information capacity and security of an optical system. Herein, a
Yue Gou   +7 more
doaj   +2 more sources

Multiplexed Holographic Combiner with Extended Eye Box Fabricated by Wave Front Printing

open access: yesPhotonics, 2022
We present an array-based volume holographic optical element (vHOE) recorded as an optical combiner for novel display applications such as smart glasses.
Tobias Wilm   +3 more
doaj   +2 more sources

Recording of Full-Color Snapshot Digital Holographic Portraits Using Neural Network Image Interpolation

open access: yesApplied Sciences, 2023
For 60 years, high-energy pulsed lasers have enabled the recording of extremely realistic portraits of living people within a few nanoseconds. In the 21st century, this confidential technique, which requires great skill and equipment, has almost ...
Philippe Gentet   +3 more
doaj   +2 more sources

High Resolution Multiview Holographic Display Based on the Holographic Optical Element

open access: yesMicromachines, 2023
Limited by the low space-bandwidth product of the spatial light modulator (SLM), it is difficult to realize multiview holographic three-dimensional (3D) display.
Xiujuan Qin   +7 more
doaj   +2 more sources

Pixelated bifunctional metasurface-driven dynamic vectorial holographic color prints for photonic security platform

open access: yesNature Communications, 2021
The authors present a bi-functional metasurface, combining structural color printing observed under white light and polarization encoded It is appropriate. vectorial holography.
Inki Kim   +6 more
doaj   +2 more sources

Photo-curing 3D printing technique and its challenges

open access: yesBioactive Materials, 2020
In recent ten years, 3D printing technology has been developed rapidly. As an advanced technology, 3D printing has been used to fabricate complex and high-precision objects in many fields. 3D printing has several technologies.
Haoyuan Quan   +5 more
doaj   +2 more sources

Encoding terahertz holographic bits with a computer-generated 3D-printed phase plate

open access: yesScientific Reports
A sub-terahertz holographic image of a two-dimensional 576-bit data code is produced using a diffractive phase-plate element. The phase plate was designed using a modified Gerchberg-Saxton iterative algorithm to encode a focused image of the data code ...
E. Constable, J. Gospodaric, A. Pimenov
doaj   +3 more sources

Three-Dimensional (3D) Printing Implemented by Computer-Generated Holograms for Generation of 3D Layered Images in Optical Near Field

open access: yesPhotonics, 2021
Photocurable three-dimensional (3D) printing is a stepwise layer-by-layer fabrication process widely used in the manufacture of highly specialized objects.
Chung-Fei Lee   +3 more
doaj   +2 more sources

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