• These include the use of high-index materials, high- Q (cavity quality factor) enhancement, and slow light in photonic crystals. (spie.org)
  • These beautiful optical materials are called photonic crystals, and have a well-defined periodic structure that only specific photons (or light particles) can pass through. (nanowerk.com)
  • We barely knew the potential use of these photonic crystals until 1987. (nanowerk.com)
  • Eli Yablonovitch (who was still working in Bell Communications) and Sajeev John (who was still in Princeton University) were able to create artificial photonic crystals similar to those produced in nature, except theirs were ceramic-based materials drilled to form three intersecting arrays of holes. (nanowerk.com)
  • But like most prototypes, their photonic crystals weren't as perfect as butterflies' wings because defects form in a random order during the production phase. (nanowerk.com)
  • Over the years, researchers have created one-dimensional, two-dimensional and three-dimensional photonic crystals using diverse techniques. (nanowerk.com)
  • Yet by either downsizing bulks of material or stacking polymer-based microspheres from scratch, the lack of precision and control often produced photonic crystals that have inconsistent defects that jeopardise their commercial performance. (nanowerk.com)
  • Using this technique allows researchers to easily construct photonic crystals from scratch depending on the application they are eyeing up. (nanowerk.com)
  • The will be studying the fluid dynamics, the physical properties, the self-assembly and the optimal recipe needed to produce these Tetris-like pieces needed to build photonic crystals at a colossal level. (nanowerk.com)
  • The industrial production of these photonic crystals can be attained because one million of these Tetris-like clusters will be produced every second while millimetre size samples will be prepared in an hour. (nanowerk.com)
  • The second templating with inorganic precursors has created novel superstructured materials, which could open up significant opportunities in a variety of areas ranging from absorbents/catalysts to novel photonic crystals. (nyu.edu)
  • Photonic crystals (PC) are structures in which the refractive index is a periodic function in space. (uconn.edu)
  • The ability of photonic crystals to localize and manipulate electromagnetic waves has attracted considerable attention from the scientific community. (uconn.edu)
  • Insertion of vacancies at predetermined sites within the lattice of colloidal crystals is a prerequisite in order to realize high-quality, opaline-based photonic devices. (uconn.edu)
  • These linear arrays of metal-coated microspheres expand the family of hybrid colloidal photonic-plasmonic crystals, platforms with potential for applications in optoelectronic devices, fluorescence-based (bio)chemical sensing, or medical assays. (aip.org)
  • These structures represent scaled models of atomic/molecular latices and could behave as 3D photonic crystals. (ramiro-manzano.es)
  • Intravitreal properties of porous silicon photonic crystals. (spinnakerbiosciences.com)
  • 11] P. Ghenuche, J. de Torres, P. Ferrand, J. Wenger, Multi-focus parallel detection of fluorescent molecules at picomolar concentration with photonic nanojets arrays, Appl. (fresnel.fr)
  • Initially, the theoretical basis of photonic nanojets, which make microsphere based super resolution imaging possible, are discussed. (duke.edu)
  • The microsphere magnification by photonic nanojets effect with the hard PDMS could deliver certain focal distance to maximize the amplification. (duke.edu)
  • Modeling spatially localized photonic nanojets from phase diffraction gratings. (smr.ru)
  • These include coupling between whispering gallery modes (WGMs), photonic nanojets, nan. (charlotte.edu)
  • Employing DNA supramolecular recognition, 2-dimensional (2D) photonic crystal monolayer was fabricated with monodisperse polystyrene colloidal microspheres. (uconn.edu)
  • DEP-compression/relaxation-cycle-induced aging process significantly facilitated crystal growth of 10 μm monodispersed polystyrene microsphere, allowing grain boundary-free single crystalline monolayer domain of c.a. 200 μm size. (uconn.edu)
  • They did so by heating the plastic and adding polystyrene microspheres before the plastic cooled. (submeta.org)
  • Applied Polytech offers uniform polystyrene latex microspheres that may be used as-is for self arrangement of microspheres, filter membrane screening, fluid dynamics research, photonic crystal film formation, instrument calibration, particle size standard and chromatographic media or coated with proteins via adsorption for use in diagnostic tests and assays. (appliedpolytech.com)
  • Our carboxylate-modified polystyrene latex microspheres are suitable for the covalent immobilization of proteins, peptides, nucleic acids, turbidimetric assay, flow cytometric immunoassay, and homogenous immunoassay. (appliedpolytech.com)
  • Here we demonstrate that dielectric microspheres offer a relevant cost-effective alternative to more advanced lenses and objectives. (fresnel.fr)
  • 8] H. Aouani, P. Schön, S. Brasselet, H. Rigneault, J. Wenger, Two-photon fluorescence correlation spectroscopy with high count rates and low background using dielectric microspheres, Biomed. (fresnel.fr)
  • Photonic nanojet super-resolution in immersed ordered assembly of dielectric microspheres. (smr.ru)
  • Microspherical photonics emerged in recent years in the context of fundamentally new optical properties of structures formed by coupled dielectric microspheres. (charlotte.edu)
  • 9] P. Ghenuche, H. Rigneault, J. Wenger, Photonic nanojet focusing for hollow-core photonic crystal fiber probes, Appl. (fresnel.fr)
  • In particular, a silica glass prism with a base width of 60 μm and a height of 28.5 μm forms a photonic nanojet with a maximum intensity of 6 times the intensity of the incident radiation and a width of FWHM=0.38λ. (smr.ru)
  • A prism from barium titanate with a base width of 60 μm and a height of 20 μm allows to obtain a photonic nanojet with the same width (0.38λ) and a maximum intensity 5 times the intensity of the incident radiation. (smr.ru)
  • Mahariq I, Astratov VN, Kurt H. Persistence of photonic nanojet formation under the deformation of circular boundary. (smr.ru)
  • Li Y-C, Xin H-B, Lei H-X, Liu L-L, Li Y-Z, Zhang Y, Li B-J. Manipulation and detection of single nanoparticles and biomolecules by a photonic nanojet. (smr.ru)
  • In microsphere experiments, a nanojet is produced near the focal plane, where its width is smaller than the Abbe limit and remains unchanged in the axial direction for certain wavelengths. (lidsen.com)
  • Silica microsphere resonators are known to have extremely high cavity quality factors, in excess of 10 8 . (spie.org)
  • Currently, Ali Serpengüzel is a Professor of Physics and the Founder and the Principal Investigator of the Microphotonics Research Laboratory at Koç University, where he is actively continuing his research on the photonic applications of microsphere resonators with an emphasis on silicon photonics and liquid crystal photonics. (ku.edu.tr)
  • Of specific interest for the study of important physical effects as well as for application in light management are confined structures on the nano-micro scale as photonic crystal and planar waveguides. (unitn.it)
  • He has now shifted much of his research effort into the Integrated Photonics with his group introduction of distributed meandering waveguides, as well as silicon microsphere based optoelectronic devices for optical fiber communication. (ku.edu.tr)
  • The first part presents colloidal structures including single nano-micro spheres and photonic crystal structures. (unitn.it)
  • Amine-terminated DNA oligomers were covalently attached onto carboxy-decorated microspheres and enabled their DNA-functionalization while preserving their colloidal stability and organization properties. (uconn.edu)
  • Dielectrophoretic (DEP) force with high frequency electric field induced compression of colloidal microspheres to form colloidal crystal domain at the center of hexapolar shape electrode. (uconn.edu)
  • Here, we perform a Surface-Enhanced Fluorescence (SEF) intensity and lifetime imaging study on linear arrays of silver half-shells (LASHSs), a class of polarization-sensitive hybrid colloidal photonic-plasmonic crystal unexplored previously in SEF. (aip.org)
  • Structural colour printing using a magnetically tunable and lithographically fixable photonic crystal. (wikipedia.org)
  • 10] P. Ghenuche, H. Rigneault, J. Wenger, Hollow-core photonic crystal fiber probe for remote fluorescence sensing with single molecule sensitivity, Opt. (fresnel.fr)
  • Thirdly, we investigate slow-light enhancement of optical forces using photonic-crystal devices. (spie.org)
  • Photonic Crystal Technology helps neutralize darkness by combining the perfect balance of translucent microspheres and photoluminescent technology. (aroomofherown.com)
  • Amplification of Fluorescence Signal with CRISPR-Cas12a Based on AuNPs-DNAzyme Probe and On-Site Detection of Pb2+ via Photonic Crystal Chip. (sapphiretoast.com)
  • Real-time Monitoring of Sustained Drug Release using the Optical Properties of Porous Silicon Photonic Crystal Particles. (spinnakerbiosciences.com)
  • We will introduce the recent progress of femtosecond laser nanofabrication for micro-optical components and their integrated systems, including micro-optical systems, wearable electronics, intelligent robots, and quantum photonic chips in our lab. (i-poem.cn)
  • Semiconductor quantum dot-labeled microsphere bioconjugates prepared by stepwise self-assembly. (mpg.de)
  • Additional research work has been concerned primarily with photonic devices based on amorphous silicon and coupled cavity semiconductor diode lasers, as well as fundamental studies of the donor-acceptor levels in layered semiconductors. (ku.edu.tr)
  • Commercially available microspheres under focused Gaussian illumination can achieve three-axis optical confinement below the diffraction limit, with an observation volume significantly lower than the wavelength cube. (fresnel.fr)
  • In this introduction of dissertation, we provide an overview of various microsphere based super resolution techniques that address the shortcomings of existing platforms and consistently achieve sub-diffraction resolutions. (duke.edu)
  • Later, he joined Polytechnic University (now part of New York University), Microparticle Photophysics Laboratory as a Postdoctoral Research Associate, where he performed the first coupling experiment of solid microspheres to optical fibers. (ku.edu.tr)
  • Complex optical instrumentation, and/or expensive nanofabrication can hinder the progress of photonic technologies. (fresnel.fr)
  • This design allows us to precisely image both the sample and the microspheres simultaneously and accurately track the particle path and location. (duke.edu)
  • When choosing a controlled tracer particle for process development and troubleshooting, there are many benefits when microspheres simulate contamination. (microspheres.us)
  • Microspheres with particle size below 3um are supplied as a 10% solids suspension (100mg/mL) in de-ionized water (Milli-Q water) but can also choose from 10-100 mg/mL just let us know! (appliedpolytech.com)
  • EDAC-mediated coupling is often used for the covalent immobilization of amine-terminated proteins, DNA, or other molecules on carboxyl-functionalized PS and PS/DVB microspheres. (appliedpolytech.com)
  • This work studies the self-assembly of the microspheres on a superstrate which can be reused as a contact mask. (asme.org)
  • Photonic materials from self-assembly of "tolerant" core-shell coated colloids. (mpg.de)
  • Such dielectric microcavities are being investigated as channel add-drop filters and devices in photonic integrated circuits (PICs). (ku.edu.tr)
  • Microspheres open new opportunities for low-cost and highly parallel means to develop new microscopy techniques, with applications to biophotonics, plasmonics, and optical data storage. (fresnel.fr)
  • Microgeodes combine the tunability and versatility of nanowires with the processability of microspheres to provide a photonic materials platform for a wide range of applications. (gatech.edu)
  • Our ultrathin, soft, radiative-cooling interface, made of dedicatedly designed photonic material, provides a revolutionary solution to enable comfortable, long-term healthcare monitoring, and virtual and augmented reality (VR/AR) applications. (myhealthyself.com)
  • Following a capillary-force-assisted organization of DNA-decorated microspheres into close-packed 2D opaline arrays, the first monolayer was immobilized by DNA hybridization. (uconn.edu)
  • The previously obtained DNA-hybridization type binding of 2D-opaline arrays provides a heat-sensitive "adhesive" between substrate and microspheres within a surrounding aqueous medium that enables tuning the hybridization strength of DNA linker as well as a mechanism to facilitate the removal of unbound microspheres. (uconn.edu)
  • Sol-gel is a handy, very flexible, and cheap method to fabricate, study, and apply innovative photonic structures. (unitn.it)
  • While there may be a possibility of recovering, cleaning, and reusing the microspheres, this is not typically done. (asme.org)
  • 1,8‐diazabicyclo[5.4.0]undec‐7‐ene (DBU) imprinted polymer was prepared as microspheres by precipitation polymerization method to obtain molecular recognition systems based on the noncovalent interactions between DBU template, methacrylic acid (MAA), and ethylene .glycol dimethacrylate (EDMA) in acetonitrile. (cnr.it)
  • Microspheres have been characterized by FTIR studies with evidence of DBU linkage in polymer particles and by Scanning Electron Microscopy (SEM) to study their morphological properties. (cnr.it)
  • Flow characteristics (ball-bearing effect) of spherical particles: Spherical shape of microparticles is often desirable because spheres and microspheres are well-known for their ball-bearing effect. (microspheres.us)
  • All these characteristics set silicon microspheres as very promising zero-dimensional materials for developing micrometric and sub-wavelength light sources in the MIR. (ramiro-manzano.es)
  • We are going to use the organic microspheres to ac-cumulate the Frenkel excitons at the discrete frequencies corresponding to the photonic whispering gallery modes of the sphere. (scirp.org)
  • Several methods to increase the phase contrast in microsphere experiments have been described, which can be used for phase object measurements. (lidsen.com)
  • In this article, microsphere super-resolution, which are beyond the Abbe classical limit, are described. (lidsen.com)
  • Liu and his collaborators simulated the gravitational lensing of a star on an integrated photonic chip. (submeta.org)
  • Here we show that a silicon microsphere (2−3 μm in diameter) heated to around 800 °C yields a thermal emission spectrum consisting of pronounced peaks that are associated with Mie resonances. (ramiro-manzano.es)
  • Silicon microspheres with a diameter in the range of 2-3 micrometers constitute photonic nanocavities that emit light through their Mie resonances when heated at high temperatures. (ramiro-manzano.es)
  • Therefore, most microsphere high-resolution experiments were conducted without plasmon interactions. (lidsen.com)
  • One challenge of the technique is that the microsphere array needs to be in immediate proximity to the photoresist because of the near-filed effect of the photonic jet. (asme.org)
  • Focusing a laser beam onto a single microsphere of the opaline array induces localized heating that enables the microsphere to detach, leaving behind vacancies. (uconn.edu)
  • Microsphere size as well as size distribution affected the formation of such a single crystalline domain. (uconn.edu)