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View article: Sparsity-Driven Entanglement Detection in High-Dimensional Quantum States
Sparsity-Driven Entanglement Detection in High-Dimensional Quantum States Open
The characterization of high-dimensional quantum entanglement is crucial for advanced quantum computing and quantum information algorithms. Traditional methods require extensive data acquisition and suffer from limited visibility due to ex…
View article: Tracking the Evolution of Near-Field Photonic Qubits into High-Dimensional Qudits via State Tomography
Tracking the Evolution of Near-Field Photonic Qubits into High-Dimensional Qudits via State Tomography Open
Quantum nanophotonics offers essential tools and technologies for controlling quantum states, while maintaining a miniature form factor and high scalability. For example, nanophotonic platforms can transfer information from the traditional…
View article: Nonlinear Nanophotonics for High-Dimensional Quantum States
Nonlinear Nanophotonics for High-Dimensional Quantum States Open
Quantum nanophotonics merges the precision of nanoscale light manipulation with the capabilities of quantum technologies, offering a pathway for enhanced light-matter interaction and compact realization of quantum devices. Here, we show ho…
View article: Deep‐Subwavelength Focusing and Reflectionless Negative Refraction in Visible‐Light Hyperbolic Metasurface
Deep‐Subwavelength Focusing and Reflectionless Negative Refraction in Visible‐Light Hyperbolic Metasurface Open
Hyperbolic metasurfaces (HMSs) are artificially‐engineered interfaces, exhibiting high anisotropy manifested as hyperbolic dispersion. Their ability to support extremely large momenta with negative diffraction and refraction places them as…
View article: Experimental demonstration of Tessellation Structured Illumination Microscopy
Experimental demonstration of Tessellation Structured Illumination Microscopy Open
Structured Illumination Microscopy (SIM) overcomes the optical diffraction limit by folding high-frequency components into the baseband of the optical system, where they can be extracted and then repositioned to their original location in …
View article: Plasmonic Twistronics: Discovery of Plasmonic Skyrmion Bags
Plasmonic Twistronics: Discovery of Plasmonic Skyrmion Bags Open
The study of van der Waals heterostructures with an interlayer twist, known as "twistronics", has been instrumental in advancing contemporary condensed matter research. Most importantly, it has underpinned the emergence of a multitude of s…
View article: Temporal resolution enhancement in Structured Illumination Microscopy using cascaded reconstruction
Temporal resolution enhancement in Structured Illumination Microscopy using cascaded reconstruction Open
Structured Illumination Microscopy (SIM) allows access to spatial information beyond the diffraction limit by folding high frequency components into the optical system's base-band. Using various algorithmic techniques, an image containing …
View article: Free-electron Ramsey-type interferometry for enhanced amplitude and phase imaging of nearfields
Free-electron Ramsey-type interferometry for enhanced amplitude and phase imaging of nearfields Open
The complex range of interactions between electrons and electromagnetic fields gave rise to countless scientific and technological advances. A prime example is photon-induced nearfield electron microscopy (PINEM), enabling the detection of…
View article: Unveiling the evolution of light within photonic integrated circuits
Unveiling the evolution of light within photonic integrated circuits Open
Silicon photonics leverages mature semiconductor technology to produce cost-effective and high-performance components for various applications in data centers, artificial intelligence, and quantum computing. While the geometry of photonic …
View article: Coherently amplified ultrafast imaging using a free-electron interferometer
Coherently amplified ultrafast imaging using a free-electron interferometer Open
Accessing the low-energy non-equilibrium dynamics of materials and their polaritons with simultaneous high spatial and temporal resolution has been a bold frontier of electron microscopy in recent years. One of the main challenges lies in …
View article: Free-Electron Ramsey-Type Interferometry for Enhanced Amplitude and Phase imaging of Nearfields
Free-Electron Ramsey-Type Interferometry for Enhanced Amplitude and Phase imaging of Nearfields Open
The complex range of interactions between electrons and electromagnetic fields gave rise to countless scientific and technological advances. A prime example is photon-induced nearfield electron microscopy (PINEM), enabling the detection of…
View article: Observation of 2D Cherenkov Radiation
Observation of 2D Cherenkov Radiation Open
For over 80 years of research, the conventional description of free-electron radiation phenomena, such as Cherenkov radiation, has remained unchanged: classical three-dimensional electromagnetic waves. Interestingly, in reduced dimensional…
View article: Topological transitions and surface umklapp scattering in Slack Metasurfaces
Topological transitions and surface umklapp scattering in Slack Metasurfaces Open
Metamaterials and metasurfaces are at the pinnacle of wave propagation engineering, yet their design has thus far been mainly focused on deep-subwavelength periodicities, practically forming an effective medium. Such an approach overlooks …
View article: Inverse design of broadband, strongly-coupled plexcitonic nonlinear metasurfaces
Inverse design of broadband, strongly-coupled plexcitonic nonlinear metasurfaces Open
Hybrid photonic structures of plasmonic metasurfaces coupled to atomically thin semiconductors have emerged as a versatile platform for strong light–matter interaction, supporting both strong coupling and parametric nonlinearities. However…
View article: Inverse design of broadband, strongly-coupled plexcitonic nonlinear metasurfaces
Inverse design of broadband, strongly-coupled plexcitonic nonlinear metasurfaces Open
Hybrid photonic structures of plasmonic metasurfaces coupled to atomically thin semiconductors have emerged as a versatile platform for strong light-matter interaction, supporting both strong coupling and parametric nonlinearities. However…
View article: Room-temperature strong coupling at the nanoscale achieved by inverse design
Room-temperature strong coupling at the nanoscale achieved by inverse design Open
Room-temperature strong coupling between plasmonic nanocavities and monolayer semiconductors is a prominent path towards efficient, integrated light-matter interactions. However, designing such systems is challenging due to the nontrivial …
View article: Tunable photon-induced spatial modulation of free electrons
Tunable photon-induced spatial modulation of free electrons Open
Spatial modulation of electron beams is an essential tool for various applications such as nanolithography and imaging, yet its implementations are severely limited and inherently non-tunable. Conversely, light-driven electron spatial modu…
View article: Tunable photon-induced spatial modulation of free electrons
Tunable photon-induced spatial modulation of free electrons Open
Spatial modulation of electron beams is an essential tool for various applications such as nanolithography and imaging1–3 , yet its implementations4–11 are severely limited and inherently non-tunable. Conversely, light-driven electron spat…
View article: Observation of 2D Cherenkov radiation
Observation of 2D Cherenkov radiation Open
For over 80 years of research, the conventional description of free-electron radiation phenomena, such as Cherenkov radiation, has remained unchanged: classical three-dimensional electromagnetic waves. Interestingly, in reduced dimensional…
View article: Nonmodal Plasmonics: Controlling the Forced Optical Response of Nanostructures
Nonmodal Plasmonics: Controlling the Forced Optical Response of Nanostructures Open
The operation of numerous physical systems and devices relies on concentrating their state space around a few carefully engineered eigenstates governing the dynamics. In photonics, these discrete degrees of freedom are typically the resona…
View article: Supporting Information.docx
Supporting Information.docx Open
Supplementary document.
View article: Supplementary document for Miniaturizing nanoantennas with hybrid Photonic-Plasmonic modes for improved metasurfaces - 4746321.pdf
Supplementary document for Miniaturizing nanoantennas with hybrid Photonic-Plasmonic modes for improved metasurfaces - 4746321.pdf Open
Supplementary Material 1
View article: Optical skyrmion lattice in evanescent electromagnetic fields
Optical skyrmion lattice in evanescent electromagnetic fields Open
Generating a lattice of optical skyrmions The topological properties of systems can be robust to defects and imperfections. Skyrmions are one such topological entity, which resemble “hedgehog-like” structures. Tsesses et al. controlled the…
View article: Nanoscale control over optical singularities
Nanoscale control over optical singularities Open
Optical singularities have attracted much interest in the past decades, enabling advancements in nano-manipulation, bio-sensing, and quantum optics, owing to their ability to carry and transfer angular momentum on the nano scale. Optical v…
View article: Light generation via quantum interaction of electrons with periodic nanostructures
Light generation via quantum interaction of electrons with periodic nanostructures Open
The Smith-Purcell effect is a hallmark of light-matter interactions in periodic structures, resulting in light emission with distinct spectral and angular distribution. We find yet undiscovered effects in Smith-Purcell radiation that arise…
View article: Nanoscale Control over Optical Dislocations
Nanoscale Control over Optical Dislocations Open
High-order optical vortices are inherently unstable, as they tend to split up under perturbation to a series of vortices with unity charge. Control over the perturbation opens up a new degree of freedom to control and tune their location i…