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Monday, 10 Aug 2026

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· Quantum Physics · 10 · 08 · 2026

Fisher Information in Paul Traps Combined with Optical Lattices

Researchers have explored how Fisher information, a key metric in quantum metrology, is affected in a hybrid system of Paul traps and optical lattices. This study is fundamental to understanding and optimizing the precision of quantum sensors that use trapped ions, where coherence and control of quantum states are crucial to surpass classical measurement limits.

§ Today’s briefing

5 dispatches · 10 · 08 · 2026

Dual-Polarized Plasmonic Leaky-Wave Antenna with Graphene Metasurface

Researchers have developed a dual-polarized leaky-wave antenna (LWA) capable of operating with high scanning efficiency. This advancement is based on an anisotropic graphene-modulated metasurface, allowing for dynamic and reconfigurable control of electromagnetic wave properties. The ability to electronically control both polarization and beam direction is crucial for advanced communication and sensing applications.

The key to this design lies in the use of graphene, a 2D material with electrical properties adjustable by applying a voltage. By integrating graphene into a metasurface, scientists were able to create a device that can actively modify its response to electromagnetic waves. This contrasts with traditional passive LWAs, which have fixed characteristics once fabricated, limiting their versatility in dynamic environments.

Researchers have developed a dual-polarized leaky-wave antenna (LWA) capable of operating with high scanning efficiency.
§ Technical sheet
Source
Nature
Category
Applied Physics
Edition
82
Date
2026-08-10
Reading
1 min
Origin
Source ↗

§ arXiv briefing

— ex praeprintis hodiernis —
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    Bound States in the Continuum Enhance Photon Generation in Silicon Nitride

  3. 2608.07412 · teoria

    Connection Between Spread Complexity and Quantum Spectral Statistics

  4. 2608.07270 · teoria

    Spatial Curvature and Magnetic Fields Impact Chiral Symmetry in de Sitter

  5. 2608.07268 · cuantica

    LHCb Detects B_s0* Meson Supporting Chiral Doubling

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