Results 141 to 150 of about 1,590,095 (240)

Phase and absorbance retrieval in X‐ray holographic microscopy under weak illumination using physics‐driven neural networks

open access: yesJournal of Synchrotron Radiation, Volume 33, Issue 3, Page 794-805, May 2026.
A physics‐driven deep learning model enables single‐shot retrieval of 3D phase and absorbance from shot‐noise‐limited hard X‐ray holograms. Validated on both synthetic and experimental data, it provides robust reconstruction under weak illumination.X‐ray holographic microscopy is a three‐dimensional (3D) imaging technique for nanoscale‐resolution ...
Jihwan Kim   +4 more
wiley   +1 more source

Soft X‐rays with orbital angular momentum for resonant scattering experiments at Synchrotron SOLEIL

open access: yesJournal of Synchrotron Radiation, Volume 33, Issue 3, Page 858-869, May 2026.
Characterization and testing of a new setup for absorption and scattering experiments with soft X‐rays carrying an orbital angular momentum at the SEXTANTS beamline of Synchrotron SOLEIL are presented.The paper presents a comprehensive description of a new setup implemented and commissioned at the SEXTANTS beamline of Synchrotron SOLEIL for absorption ...
Pietro Carrara   +17 more
wiley   +1 more source

Holographic baryons as quantum Hall droplets

open access: yesJournal of High Energy Physics
We provide a first-principle construction of baryons as quantum Hall droplets in single-flavor holographic QCD. The baryons are described as charged D6-branes with a circular boundary on a flavor D8-brane in the Type IIA backgrounds dual to the confining
Francesco Bigazzi   +3 more
doaj   +1 more source

Holographic Einstein ring in asymptotically safe gravity

open access: yesEuropean Physical Journal C: Particles and Fields
To address the non-renormalizability issue of general relativity in the realm of quantum gravity, Weinberg first proposed the theory of asymptotically safe gravity.
De-Jiang Qi   +3 more
doaj   +1 more source

GHz dynamic holographic VCSEL chip via current-addressed modes multiplexing. [PDF]

open access: yesNat Commun
Hu X   +7 more
europepmc   +1 more source

Theoretical Study of Polarization Holographic Encryption via a Nano-Structural Metasurface. [PDF]

open access: yesNanomaterials (Basel)
Tang Y   +10 more
europepmc   +1 more source

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