Results 11 to 20 of about 19,149 (219)

Holographic Whole-Object Photopolymerization Preserving Director Alignment in Liquid Crystalline Actuators. [PDF]

open access: yesAdv Mater
Holographic microlithography enables the fabrication of fully connected 3D liquid crystalline structures in a single exposure. The process maintains precise control over the director orientation within the entire object, preventing local director distortions typically observed in sequential printing.
Gulati L   +8 more
europepmc   +2 more sources

Digital Holographic Three-Dimensional Video Displays [PDF]

open access: yesProceedings of the IEEE, 2011
Holography aims to record and regenerate volume filling light fields to reproduce ghost-like 3-D images that are optically indistinguishable from their physical 3-D originals. Digital holographic video displays are pixelated devices on which digital holograms can be written at video rates.
Onural, L., Yaras, F., Kang, H.
openaire   +4 more sources

Structured Light Patterns Work Like a Hologram

open access: yesApplied Sciences, 2023
The subject of this investigation is light diffraction from a structure formed at the lateral projection of structured light on the surface of a 3D object. It is demonstrated that the patterns of vertically structured light fringes change their structure
Sergey Alexandrovich Shoydin   +1 more
doaj   +1 more source

Bibliometric analysis of holographic data storage literature

open access: yesРоссийский технологический журнал, 2023
Objectives. Snapshots of data can be stored in a holographic medium at varying depths. Data can be written via a spiral data channel in spinning holographic media in the form of circular disks like CDs or DVDs.
K. Kumar, R. Parameswaran
doaj   +1 more source

Super-Fast Refresh Holographic Display Based on Liquid Crystal Films Doped With Silver Nanoparticles

open access: yesIEEE Photonics Journal, 2019
Holography as a true three-dimensional (3-D) technique is thought to be the ultimate display technique. However, dynamic holographic materials still have problems such as slow refresh, high applied electrical field, etc., to be solved to realize video ...
Hongyue Gao   +9 more
doaj   +1 more source

Synthesis of holograms received by a communication channel [PDF]

open access: yesКомпьютерная оптика, 2020
A method for the synthesis of holograms that reconstruct a 3D image using two 2D images, including a topographic map of the surface of a 3D object and photographs of the texture of its surface obtained using coherent and incoherent radiation is proposed.
S.A. Shoydin
doaj   +1 more source

THUTOAH - The Holographic Universe Theory of Art History

open access: yesArtnodes, 2020
This text is an edit of the audio transcript of interviews with scientists John Ellis, Alessandra Gnecchi and Wolfgang Lerche from my video, The Holographic Universe Theory of Art History (THUTOAH).
Suzanne Treister
doaj   +1 more source

A holographic system for subsea recording and analysis of plankton and other marine particles [PDF]

open access: yes, 2003
We report here details of the design, development, initial testing and field-deployment of the HOLOMAR system for in-situ subsea holography and analysis of marine plankton and nonliving particles.
Alexander, S   +18 more
core   +1 more source

Experiment of Structural Geometric Morphology Monitoring for Bridges Using Holographic Visual Sensor

open access: yesSensors, 2020
To further improve the precision and efficiency of structural health monitoring technology and the theory of large-scale structures, full-field non-contact structural geometry morphology monitoring is expected to be a breakthrough technology in ...
Shuai Shao   +5 more
doaj   +1 more source

Short-time Fourier transform laser Doppler holography [PDF]

open access: yes, 2013
We report a demonstration of laser Doppler holography at a sustained acquisition rate of 250 Hz on a 1 Megapixel complementary metal-oxide-semiconductor (CMOS) sensor array and image display at 10 Hz frame rate.
Atlan, Michael, Samson, Benjamin
core   +4 more sources

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