Results 1 to 10 of about 37,987 (178)

A quantum volume hologram [PDF]

open access: yesPhysical Review A, 2009
We propose a new scheme for parallel spatially multimode quantum memory for light. The scheme is based on counter-propagating quantum signal wave and strong classical reference wave, like in a classical volume hologram, and therefore can be called a ...
Denis V. Vasilyev   +4 more
core   +3 more sources

Fast Numerical Reconstruction of Integral Imaging Based on a Determined Interval Mapping

open access: yesApplied Sciences, 2023
In this paper, a fast numerical reconstruction of the integral imaging based on a determined interval mapping is proposed. To reduce the computation time, the proposed method employs the determined interval mapping instead of the use of magnification. In
Heemin Choi, Nam Kim, Hoonjong Kang
doaj   +1 more source

Verification of Polarization Matching on the Hologram Recording Plane for the Implementation of an Optimized Digital Hologram Printing System

open access: yesFrontiers in Physics, 2022
Conventional studies on digital hologram printer have mainly been conducted on image generation and reconstruction such as multi-view image generation method, computer-generated hologram (CGH) and a method of displaying a wave-front for a 3D object ...
Leehwan Hwang   +6 more
doaj   +1 more source

Safe hologram [PDF]

open access: yesModern Physics Letters A, 2020
We propose to describe the gauge sector of an asymptotically safe field theory in [Formula: see text] dimensions as a scalar theory on fixed AdS in [Formula: see text]-dimensions using the holographic dictionary.
Bajc, Borut   +2 more
openaire   +4 more sources

Acoustic Hologram Reconstruction With Unsupervised Neural Network

open access: yesFrontiers in Materials, 2022
An acoustic hologram is crucial in various acoustics applications. The reconstruction accuracy of the acoustic field from the hologram is important for determining the performance of the acoustic hologram system.
Boyi Li   +6 more
doaj   +1 more source

Expansion of Image Space in Enhanced-NA Fresnel Holographic Display

open access: yesApplied Sciences, 2022
The enhanced-NA Fresnel hologram reconstructs a holographic image at a viewing angle larger than the diffraction angle of a hologram pixel. The image space is limited by the bandwidth of a digital hologram.
Byung Gyu Chae
doaj   +1 more source

Implementation of natural hand gestures in holograms for 3D object manipulation

open access: yesVirtual Reality & Intelligent Hardware, 2023
Holograms provide a characteristic manner to display and convey information, and have been improved to provide better user interactions Holographic interactions are important as they improve user interactions with virtual objects.
Ajune Wanis Ismail, Muhammad Akma Iman
doaj   +1 more source

PERLINDUNGAN HUKUM KEKAYAAN INTELEKTUAL PADA MEREK BERBENTUK HOLOGRAM

open access: yesAl-Adl, 2020
Merek merupakan salah satu identitas/ciri khas sebuah perusahaan. Dalam perkembangannya sekarang ini teknologi tidak luput dari adanya inovasi serta kreasi dari berbagai pihak untuk memperkenalkan mereknya yang memiliki ciri khas yang unik .
Ansyari Ansyari, Muthia Septarina
doaj   +1 more source

3D Hologram Technology in Libyan Educational Institutions in Future: Re-view

open access: yesمجلة العلوم البحتة والتطبيقية, 2021
Holographic projection is the new wave of technology that will change how we view things in the future; it will have tremendous effects on all fields of life including education and science.
Gharsa .A. Elmarash   +2 more
doaj   +1 more source

Hologram Piramidindeki Matematik: STEM Etkinliği Uygulaması

open access: yesAraştırma Temelli Etkinlik Dergisi, 2023
Bu çalışmada sekizinci sınıf öğrencileri için bir STEM etkinliği tasarlanmış ve uygulanmıştır. Otuz öğrenci ile gerçekleştirilen bu etkinlikte yatay düzlemle yaptıkları açılar farklı olan çeşitli hologram piramitleri elde edilmiştir. Etkinlikte hologram
Seher Avcu, Deniz Eroğlu
doaj   +2 more sources

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