AdQuanta Group

Where new concepts and proofs-of-concept are developed
#PhotonicQuantumComputing #XRayScience #HighEndMicroscopy #RamanujanMachine

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Is Darkness Faster than Light?

Our new paper in Nature shows that “dark points” inside light waves can exceed light speed- without breaking physics.

Science just got more interesting. 🔬

🔗: https://t.co/nvgBRFkbh1

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New ACS Photonics Roadmap 🚀: Singularities of Random Waves in 2D Materials.
Optical vortices aren’t just curiosities—2D polaritons make them tunable & measurable 🔬.
Our new paper shows ultrafast dynamics and rare “superluminal” events ⚡

🔗 https://t.co/9Gn2ob8sre

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New paper out ⚛️🎊

Where we explore hybrid CV–DV quantum error correction to stabilize the GKP code.
Extending the CD gate from qubits → qudits enables simultaneous quadrature control—doubling stabilization speed and improving noise resilience ✨

🔗 https://t.co/8HHwO4LyE1

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📣We’re excited to share our contribution to the “Roadmap for Quantum Nanophotonics with Free Electrons”, a comprehensive review that brings together 47 authors from 18 research groups, coordinated by Prof. Javier García de Abajo.

Check out our chapter: https://t.co/NVXFMl9W4c.

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What if hospitals🏥, labs🔬, and factories🏭 could get synchrotron-level X-rays without a giant machine?

Our work outlines a path to compact X-ray sources using fast-electron interactions to generate bright, directional, tunable X-rays ⚡💡.
Link: https://t.co/Nit82zoIkf

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🚀 New paper out!

We propose a novel method for cooling microwave cavities using ultrafast electrons in the strong-coupling regime.
Our method could even extend to optical cavities and solid-state systems! 🔬✨

For more info: https://t.co/0BOk4dQIok.

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What if we could shrink massive X-ray laser facilities into a laboratory-scale environment?

Our new paper shows how to mimic massive FELs using a laser-driven scheme that shrinks their size and cost, unlocking ultra-bright X-rays with next-gen tech.🔗: https://t.co/OuSiwwB7Ro

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🚀 New regime in high harmonic generation (HHG) discovered! 🔗 https://t.co/hg8UHfX9wN.
Isolated atomic bound states produce helix-shaped spectra,directly revealing electron dynamics inside quantum potentials.This breakthrough opens doors to new tech & insights to quantum matter.

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🚀 Free-electron physics is entering the quantum era!

In our new Nature Physics perspective, we explore the emerging field of free-electron quantum optics—from breakthroughs to future challenges. Exciting times ahead!

🔗 https://t.co/CuAU0SONBk

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We're excited to share our recently published work on Nano Letters! https://t.co/R7VAzQYJg9

We present nanostructured scintillators that combine ultra-thin layers of fast-emitting polymers with efficient radiation absorbers, significantly boosting X-ray detection efficiency.

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How much does excess noise in a laser impact one's ability to generate low-noise quantum light, such as coherent and squeezed states?

This is the question we explore in our exciting new paper in Nature Photonics! Check it out.

Link to the paper: https://t.co/He0mUVYrei.

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Check out our recent work in ACS Nano!🎊
https://t.co/JlHU6Nkje2.

We investigate how halide perovskite nanocrystal superlattices uniquely emit light due to interactions between the nanocrystals. This research enhances our understanding of light emission in these materials.

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Check out our groundbreaking work, now accepted by PRL! 🎉

This study marks a significant step forward in free-electron quantum optics, for the full details and implications for future quantum technologies: https://t.co/If9yurtYtW.

#QuantumOptics #Photonics #QuantumInformation

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Check out our recent work on light quantum state! 🎊
Link: https://t.co/SjdYlruMV3

Where we explore a new method to improve how we study and use light at a quantum level, which is crucial for future technologies like super-fast computing and secure communication.

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@MShalyt

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Check out our latest work (presented at NeurIPS 2024), introducing a methodology for categorizing and identifying patterns in such formulas based on convergence dynamics rather than numerical values, enabling automated clustering.

Click to learn more: https://t.co/W0trs2lDmf

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Check out our latest work which recently came out in NPJ Quantum Information! 👏🎊
Link: https://t.co/BN5C3JHt9E

In this work, we revisit one of the most fundamental experiments of quantum mechanics, the double slit experiment, and extend it into a fundamentally new regime.

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Exciting news! Our paper on Purcell-enhanced X-ray scintillation is out in Science Advances! 🎉https://t.co/NDVA6DxSbP.

We show how engineering the electromagnetic vacuum at the nanoscale can revolutionize X-ray detection, efficiently reducing radiation exposure for patients.

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Check out our latest research where we've used a bright squeezed vacuum to enhance the efficiency of high harmonics generation.

This opens up exciting possibilities in ultrafast and quantum optics!

Link to the paper: https://t.co/xvNftwCmvS

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Check out our new theoretical findings on free-electron radiation induced by electron transverse recoil!

Link to the paper: https://t.co/MnrEjzo4HV