A new study highlights synchronous luminescence spectroscopy as a promising way to probe plant stress and classify leaf health, adding another optical method to the toolkit for plant diagnostics.
Synchronous Luminescence Spectroscopy Offers a New Route to Plant Health Assessment 阅读更多 »
Researchers report a lanthanide nanoparticle architecture that reconciles surface passivation with dye sensitization, delivering a dramatic near-infrared brightness gain for vascular imaging.
Lanthanide Nanoparticles Use Yb³⁺ Relay Layer to Boost Near-Infrared Brightness 阅读更多 »
A new study combines optical Bloch-equation modeling with interferometric measurements to map the linear and nonlinear refractive index of warm rubidium vapor, with results that may matter for quantum photonics, precision sensing, and compact atomic devices.
Warm Rubidium Vapor Shows Large Kerr Nonlinearity in New Refractive-Index Study 阅读更多 »
A new theoretical study solves electromagnetic propagation in topological-insulator slab waveguides and finds that every supported mode becomes hybrid, with longitudinal field components, altered dispersion, and polarization rotation driven by the topological magnetoelectric response.
A new theoretical study shows that slab waveguides with a topological insulator core support exact hybrid electromagnetic modes, with longitudinal fields, altered dispersion, and polarization rotation driven by the topological magnetoelectric response.
A new theoretical study of slab waveguides with a topological-insulator core shows that every supported electromagnetic mode becomes hybridized, with longitudinal field components and polarization rotation emerging from the topological magnetoelectric response.
Exact guided modes in topological-insulator slabs point to new photonics control routes 阅读更多 »
Researchers report an unusual strong-coupling regime in an open microcavity where an ultrathin J-aggregate film acts as an excitonic mirror, reshaping cavity boundary conditions and linking optical modes of different order.
Organic Excitonic Mirrors Open a New Route to Cavity Coupling Control 阅读更多 »
A new study combines optical Bloch-equation modeling with interferometric measurements to map the linear and nonlinear refractive index of warm rubidium vapor, with results that may matter for quantum photonics, precision sensing, and compact atomic devices.
Warm Rubidium Vapor Shows Large Kerr Nonlinearity in New Refractive-Index Study 阅读更多 »
A new two-electron model for high-harmonic generation in helium predicts cutoff energies well beyond the standard single-electron limit, with spectra extending to about 1.2 keV under intense few-cycle infrared driving.
Two-Electron High-Harmonic Generation Pushes Soft X-Rays Toward the keV Regime 阅读更多 »
Researchers report a room-temperature near-infrared defect platform in hexagonal boron nitride created by krypton ion implantation, avoiding the usual pre- and post-annealing steps.
Annealing-Free Krypton Implantation Opens a Scalable Path to hBN Quantum Defects 阅读更多 »
