Results 1 to 10 of about 32,393 (136)

Single-shot reconstruction of three-dimensional morphology of biological cells in digital holographic microscopy using a physics-driven neural network [PDF]

open access: yesNature Communications
Recent advances in deep learning-based image reconstruction techniques have led to significant progress in phase retrieval using digital in-line holographic microscopy (DIHM).
Jihwan Kim   +4 more
doaj   +2 more sources

Phase-Shifting Common-Path Polarization Self-Interferometry for Evaluating the Reconstruction of Holograms Displayed on a Phase-Only Display

open access: yesFrontiers in Physics, 2022
In this work we apply a phase-shifting interferometry (PSI) to evaluate the reconstruction of complex-valued holograms displayed onto a phase-only spatial light modulator (SLM).
Esther Nabadda   +5 more
doaj   +1 more source

Evaluation of permissible pixel positioning errors for displaying computer-generated holograms in projection photolithography [PDF]

open access: yesНаучно-технический вестник информационных технологий, механики и оптики, 2021
The authors carried out the estimation of the permissible positioning errors when displaying reflective phase holograms intended for application in holographic photolithography on solid media using electron-beam lithography devices.
Sergey N. Koreshev   +2 more
doaj   +1 more source

End-to-End Diverse Metasurface Design and Evaluation Using an Invertible Neural Network

open access: yesNanomaterials, 2023
Employing deep learning models to design high-performance metasurfaces has garnered significant attention due to its potential benefits in terms of accuracy and efficiency.
Yunxiang Wang   +7 more
doaj   +1 more source

Phase Manipulation‐Based Polarization Profile Realization and Hybrid Holograms Using Geometric Metasurface

open access: yesAdvanced Photonics Research, 2021
The outstanding ability of optical metasurfaces to tailor light's amplitude, phase, and polarization with a subwavelength resolution has attracted big interest.
Yuttana Intaravanne   +6 more
doaj   +1 more source

World Heritage Monuments Management Planning in the light of UN Sustainable Development Goals

open access: yesARCHive-SR, 2022
This paper focuses on the topic of world heritage monuments tourism planning and more specifically at the area of strategic management design, as the integration of the 17 United Nations Sustainable Development Goals “SDGs”, described in the Agenda 2030 ...
Sofia Maria Poulimenou   +2 more
doaj   +1 more source

Dynamically reconfigurable high-efficiency terahertz metasurface holograms

open access: yesEPJ Applied Metamaterials, 2021
A reflective, dynamically reconfigurable, high-efficiency metasurface holographic scheme is presented in this paper, which is realized by pumping thin gallium arsenide wafers with a structured femtosecond laser.
Hu Mengyuan, Tian Zhen
doaj   +1 more source

SyncHolo: Holograms in the World of Art

open access: yesArcheomatica, 2023
The use of holograms in exhibition design and the new frontier of inclusive communication to the public: how holograms enrich the cultural experience and how digital technology synthesizes the analog into experiences that amplify the perception of art ...
Paola Rocca   +2 more
doaj   +2 more sources

Surface Susceptibility Synthesis of Metasurface Skins/Holograms for Electromagnetic Camouflage/Illusions

open access: yesIEEE Access, 2020
A systematic numerical framework based on Integral Equations and Generalized Sheet Transition Conditions (IE-GSTCs) is presented in 2D to synthesize closed metasurface holograms and skins for creating electromagnetic illusions of specified objects and as
Tom J. Smy, Shulabh Gupta
doaj   +1 more source

Virtual and Real-Time Synchronous Interaction for Playing Table Tennis with Holograms in Mixed Reality

open access: yesSensors, 2020
Real-time and accurate interaction technology is required to realize new wearable Mixed Reality (MR) solutions. At present, the mainstream interaction method relies on gesture detection technology, which has two shortcomings: 1.
Bin Wang   +4 more
doaj   +1 more source

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