6595 Search results for: „“
Funnelling super-resolution STED microscopy through multimode fibres
Holographic multimode fibre endoscopes have recently shown their ability to unveil and monitor deep brain structures with sub-micrometre resolution, establishing themselves as a minimally-invasive technology...
PublicationsLight Storage in Light Cages: A Scalable Platform for Multiplexed Quantum Memories
Quantum memories are essential for photonic quantum technologies, enabling long-distance quantum communication and serving as delay units in quantum computing. Hot atomic vapors using electromagnetically...
PublicationsYb-Doped Large Mode Area Fibers Produced by Powder Sintering for High Peak Power Narrow-Linewidth Laser Source
In the last decades, Yb-doped fiber lasers proved their capabilities to deliver high average power in pulsed regime with excellent efficiencies and high beam quality [1]. To mitigate the non-linear effects...
PublicationsExploring glass powder doping of YPO4:Yb3+ nanocrystal-doped fibers towards achieving optical gain
Nanoparticle-doped fibers are a promising way to extend functionalities of optical fibers. We are exploring glass powder doping for incorporating nanocrystals (NCs) into fibers, where the NCs survive the...
PublicationsMW-level 7ps high-power MOPA system with ytterbium-doped spun tapered double-clad fiber
This paper presents the development and experimental demonstration of all-fiber Master Oscillator Power Amplifier (MOPA) systems capable of delivering high-average-power and high-peak-power picosecond...
PublicationsZnO-doped preform preparation approaches towards radioluminescent optical fibers
Zinc oxide (ZnO)-doped silica exhibits radioluminescent properties, attributed to the presence of the crystalline zinc silicate willemite (Zn2SiO4), making it a promising material for fiber-based radiation...
PublicationsIndex-matching of individual glass preforms: high-volume synthesis and high-precision refractive index measurements
We will present an overview on recent advances in high-volume synthesis starting from the powder-based concept of REPUSIL to create high-purity silica preform materials on demand. Emphasis is placed on...
PublicationsSoft X-ray imaging with coherence tomography in the water window spectral range using highharmonic generation
High-harmonic generation (HHG) is used as a source for various imaging applications in the extreme ultraviolet spectral range. It offers spatially coherent radiation and unique elemental contrast with...
PublicationsSulfate-Directed Silver Dendrites with Enhanced Stability for Ultrasensitive SERS-Based Therapeutic Drug Monitoring
Silver-based surface-enhanced Raman spectroscopy (SERS) substrates offer exceptional signal enhancement but suffer from poor long-term stability due to oxidative degradation, limiting their utility for...
PublicationsPulse Compression in Ho:ZBLAN Photonic Crystal Fiber Using a NOLM Configuration for Ultrashort Mid-IR Generation
We propose and design a holmium-doped ZBLAN (Ho:ZBLAN) tapered photonic crystal fiber (TPCF) for generating ultrashort mid-infrared (mid-IR) pulses at 2.86 μm, utilizing a nonlinear optical loop mirror...
Publications