Results 71 to 80 of about 84,009 (270)

Real‐Time In Vivo Cellular‐Level Imaging During Puncture

open access: yesAdvanced Science, EarlyView.
We present an artificial‐intelligence‐empowered integrative‐light‐field microendoscopy (AIM) needle that delivers real‐time in vivo, diffraction‐limited cellular‐level imaging during puncture and visualizes layered microstructures along the needle path. As a microscopic complement to CT/ultrasound, it improves sampling localization and adds preliminary
Huifang Gao   +13 more
wiley   +1 more source

Digital Double-Pulse Holographic Interferometry for Vibration Analysis

open access: yesShock and Vibration, 1996
Different arrangements for double-pulsed holographic and speckle interferometry for vibration analysis will be described. Experimental results obtained with films (classical holographic interferometry) and CCD cameras (digital holographic interferometry)
H.J. Tiziani, G. Pedrini
doaj   +1 more source

Thermodynamics in Curved Space-Time and Its Application to Holography

open access: yesEntropy, 2015
The thermodynamic behaviors of a system living in a curved space-time are different from those of a system in a flat space-time. We have investigated the thermodynamics for a system consisting of relativistic massless bosons.
Yong Xiao, Li-Hua Feng, Li Guan
doaj   +1 more source

Entanglement Entropy from a Holographic Viewpoint [PDF]

open access: yes, 2012
The entanglement entropy has been historically studied by many authors in order to obtain quantum mechanical interpretations of the gravitational entropy.
't Hooft G   +150 more
core   +2 more sources

Osmotic Tension Asymmetry Drives Electrotactic Migration via PDLIM7‐Polarized Microfilament Coordination in Breast Cancer Cells

open access: yesAdvanced Science, EarlyView.
This study establishes an electric field‐induced directional migration model using fluorescence tension probes to visualize microfilament forces and intracellular osmotic pressure dynamics in the electrotactic migration of breast cancer cells. This model delineates how electromechanical interactions among membrane potential, ion channels, OP, traction ...
Ling Zhu   +10 more
wiley   +1 more source

Multi‐Dimensional Acoustic Cascaded Holographic Encryption with Instantaneous Visual Decryption via Particle Manipulation

open access: yesAdvanced Science, EarlyView.
Acoustic holograms act as key tools for information encryption, yet current schemes limit encryption dimensionality/security and require time‐consuming decryption. A compact device integrates multi‐dimensional cascaded acoustic holography with particle manipulation, employs extra secret keys, enables rapid decryption, and is validated via 1D/2D/3D ...
Qin Lin   +8 more
wiley   +1 more source

When Holographic Communication Meets Metaverse: Applications, Challenges, and Future Trends

open access: yesIEEE Access
Holographic communication represents a transformative technology for reshaping the digital interaction landscape by enabling the creation of realistic, immersive, and interactive 3D experiences.
Alexey V. Shvetsov, Saeed Hamood Alsamhi
doaj   +1 more source

Holographic Domains of Anti-de Sitter Space

open access: yes, 2001
An AdS_4 brane embedded in AdS_5 exhibits the novel feature that a four-dimensional graviton is localized near the brane, but the majority of the infinite bulk away from the brane where the warp factor diverges does not see four-dimensional gravity.
A. Karch   +24 more
core   +1 more source

Manipulation of Emergent Collective Excitations via Composition Control in Mixed MPX3 Correlated 2D Antiferromagnets

open access: yesAdvanced Science, EarlyView.
Transition metal and chalcogen substituents are introduced into 2D antiferromagnet, NiPS3, and comprehensive photoluminescence and Raman spectroscopy studies are conducted to investigate how spin orbit entangled exciton and two magnon scattering evolve as functions of substituent concentration.
Cong Tai Trinh   +12 more
wiley   +1 more source

Multifunctional Programmable Transmissive Metasurface with Phase and Amplitude Manipulation Capability

open access: yesAdvanced Science, EarlyView.
This work provides a multifunctional programmable transmissive metasurface with phase and amplitude manipulation capability in the sub‐6G band. By applying different coding strategies, the proposed metasurface can realize vortex beam generation, holographic imaging under phase coding mode, and multi‐beam forming in phase‐amplitude joint coding mode ...
Hao Tian Shi   +8 more
wiley   +1 more source

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