Results 111 to 120 of about 99,918 (270)

Twistors and holography [PDF]

open access: yesClassical and Quantum Gravity, 2004
4 pages revtex, clarifying remarks have been added, this is the version published in Classical and Quantum ...
openaire   +3 more sources

Object Wave Reconstruction by Phase-Plate Transmission Electron Microscopy

open access: yes, 2010
A method is described for the reconstruction of the amplitude and phase of the object exit wave function by phase-plate transmission electron microscopy.
Blank, H.   +6 more
core   +1 more source

Asynchronous Phase Shifts are Effective for Interferometric Single‐Molecule Localization Microscopy

open access: yesLaser &Photonics Reviews, EarlyView.
While interferometric Single‐Molecule Localization Microscopy (iSMLM) is well established to provide ultra‐high 3D precision, highly complex optical instrumentations are conventionally required for simultaneous multi‐phase interferometry. Here it is demonstrated that simultaneous multi‐phase interferometry is not essential for achieving ultra‐high ...
Zengxin Huang   +4 more
wiley   +1 more source

Reviewing the Inclusion of Artists’ Holograms in the Permanent Collections of Fine Art Museums

open access: yesArts, 2019
Opening in 1976 with the exhibition, “Through the Looking Glass”, the Museum of Holography (MOH) emphasized from the beginning the importance of artistic holography with the inclusion of several holograms by artists whose primary practice was
Sydney Dinsmore
doaj   +1 more source

Facts and Fictions about Anti deSitter Spacetimes with Local Qantum Matter

open access: yes, 2001
It is natural to analyse the AdS$_{d+1}$-CQFT$_{d}$ correspondence in the context of the conformal- compactification and covering formalism. In this way one obtains additional inside about Rehren's rigorous algebraic holography in connection with the ...
Schroer, Bert
core   +1 more source

Enhancing Realism in Holographic Augmented Reality Displays Through Occlusion Handling

open access: yesLaser &Photonics Reviews, EarlyView.
The proposed optical‐see‐through holographic AR display with occlusion support presents highly realistic 3D AR scenes by projecting speckle‐suppressed, high‐contrast 3D holographic virtual images onto the corresponding real‐scene masks. By leveraging the occlusion capability, virtual shadows based on a Poisson distribution can also be rendered for the ...
Woongseob Han   +2 more
wiley   +1 more source

Holography as homotopy

open access: yesJournal of High Energy Physics
Abstract We give an interpretation of holography in the form of the AdS/CFT correspondence in terms of homotopy algebras. A field theory such as a bulk gravity theory can be viewed as a homotopy Lie or L ∞ algebra.
Chiaffrino, Christoph   +2 more
openaire   +3 more sources

Generation of Optical Vortex Arrays Using Single-Element Reversed-Wavefront Folding Interferometer

open access: yesInternational Journal of Optics, 2012
Optical vortex arrays have been generated using simple, novel, and stable reversed-wavefront folding interferometer. Two new interferometric configurations were used for generating a variety of optical vortex lattices.
Brijesh Kumar Singh   +3 more
doaj   +1 more source

Exploring Effect of a Ternary Filler System on Low Hysteresis and Improved Wet Grip Properties of Sustainable and Fuel‐Efficient Tyre Tread Formulations

open access: yesMacromolecular Materials and Engineering, EarlyView.
This study investigates the mechanical, thermal, and dynamic mechanical properties of an eco‐friendly, green tyre tread compound, focusing on a ternary filler (CB, exfoliated graphite/modified silica) system. These findings establish modified silica as a key enabler in the development of next‐generation green tyres, offering a high‐performance ...
Bijina V   +3 more
wiley   +1 more source

Algebraic Holography

open access: yesAnnales Henri Poincaré, 2000
A rigorous (and simple) proof is given that there is a one-to-one correspondence between causal anti-deSitter covariant quantum field theories on anti-deSitter space and causal conformally covariant quantum field theories on its conformal boundary. The correspondence is given by the explicit identification of observables localized in wedge regions in ...
openaire   +3 more sources

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