Photonic crystal film
WebOct 1, 2000 · TLDR. A facile method for building responsive photonic crystal patterns using commercially printed patterns as a mask to induce invisible patterns revealed by wetting, which is expected to become an environmentally friendly technique for scalable invisible optical anti-counterfeiting technology. 3. PDF. View 1 excerpt, cites background. Webフォトニック結晶（フォトニックけっしょう、英語: photonic crystal ）は、屈折率が周期的に変化するナノ構造体であり、その中の光（波長が数百-数千nmの電磁波）の伝わりかたはナノ構造によって制御できる。 基本研究とともに応用開発がさかんに進められており、商業的な応用も登場している。
Photonic crystal film
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WebDec 15, 2024 · We show that both the optical stopband wavelength and effective bandwidth of films of gel-immobilized loosely packed colloidal photonic crystals can be controlled over a wide range. When the gelation reagent of the charge-stabilized colloidal crystals was photopolymerized under ultraviolet light using different upper- and bottom-light … WebMar 23, 2016 · A colloidal crystal hydrogel film was prepared for this purpose, with continuously varying photonic band gaps corresponding to the gradient of the press. …
WebMar 20, 2024 · Similarly, Ge et al. established a magnetic PhCs-based polymer film for relative humidity sensing. 99 Typically, ... His current interest is in the exploitation of light-matter interactions, especially in photonic crystal-modulated second-harmonic generation (SHG) and SHG imaging of ferroelectric materials, as well as the fabrication of ... WebApr 15, 2024 · In this paper, a D-shaped open-ring photonic crystal fiber temperature sensor based on surface plasmon resonance is proposed and analyzed using the finite element …
WebMar 23, 2016 · A colloidal crystal hydrogel film was prepared for this purpose, with continuously varying photonic band gaps corresponding to the gradient of the press. Then, a second polymer network was used to lock the inside non-close-packed PhC structures and color distribution of the hydrogel film. WebShape memory photonic crystals (SMPCs) combining the main characteristics of shape memory materials and photonic crystals have drawn increasing research interest. In …
WebThe invention provides a method for improving the flexibility of an inverse opal photonic crystal film by taking a eutectic solvent as a monomer. According to the invention, acrylamide is used as a functional polymerization monomer instead of methacrylic acid, and is mixed with a eutectic solvent and a cross-linking agent according to a certain …
WebDec 30, 2024 · In our proposed photonic crystal based sensor film, thermoplastic polyurethane (TPU) was used as the substrate for the photonic crystal structure. The … fluochaseWebFeb 2, 2016 · The one-dimensional photonic crystals can be fabricated with different types of production techniques like electrodeposition [9], sputtering [10], chemical vapor deposition [11] and sol-gel ... greenfield funeral homes indianaWebJan 2, 2024 · Photonic crystals are predicted to be one of the wonders of the 21st century. In the 20th century, new understanding of the electronic band structure-the physics that determines when a solid ... greenfield funeral home moWebApr 21, 2024 · Additionally, the polypeptide photonic films show on-demand degradability. Given the large family of amino acid building blocks, this powerful and versatile approach paves the way for chemical derivatization of multifunctional peptide-based optical platforms. ... Ultrathin photonic crystal film with supersensitive thermochromism in air ... fluocaril ortho 123WebDec 19, 2024 · Single-crystal lithium niobate thin films (lithium niobate on insulator, LNOI) are becoming a new material platform for integrating photonics. Investigation into the physical properties of LNOI is important for the design and fabrication of photonic devices. Herein, LNOIs were prepared by two methods: ion implantation and wafer bonding; and … fluocinolone and peanut allergyWebFeb 28, 2024 · In principle, nanoporous photonic crystal films can detect the RI of a chemical substance by its unique color. In contrast to volumetric changes, this sensing mechanism offers several advantages, including durability, excellent sensitivity, fast response time, and wide detection range. These results provide useful insight into … greenfield furnitureWebJul 15, 2024 · It is shown that a periodically arranged, opal-structured, photonic crystal film with a large area of approximately 4.0 cm2 can be prepared, even when the particle size is up to 840 nm. When the band gap of the silica photonic crystals falls in the visible-light region, the crystals exhibit distinct structural colors. greenfield furniture company