Ion exchanged glass

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August undefined, 2024

WebIon-exchanged glass waveguides: a review Abstract: Passive glass waveguides made by ion-exchange technique are potential candidates for integrated optics (IO) applications. …

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Web24 aug. 2024 · Ion-exchange procedure steps: 1) covering uniformly, the precisely cleaned surface of soda-lime glass with mixed NaNO 3 /AgNO 3 fine powder; 2) melting the powder and ion exchanging the silver ions with some Na + ions of the glass matrix at T = 390 °C for 2 h; 3) formation of ion-exchanged layer in vicinity of surface of the sample. WebPassive glass waveguides made by ion-exchange technique are potential candidates for integrated optics (IO) applications. The authors review the advantages in the technology as applied to fabrication of useful single-mode structures. Progress in process, fabrication, modeling, and waveguide performance using different monovalent cation systems and … north florida monthly beach rentals

Coupling Light in Ion-Exchanged Waveguides by Silver …

WebAppl. Opt. 33(16) 3333-3337 (1994) Birefringence control for ion-exchanged channel glass waveguides. Pekka Äyräs, Gualtiero Nunzi Conti, Seppo Honkanen, and Nasser … Web1 jul. 2024 · This work presents a novel approach that allows the efficient use of the contour method to estimate residual stresses in non-homogenous materials, such as ion-exchanged silicate glasses. Ion-exchange is known to affect both the mechanical and optical properties of silicate glasses. Although still not fully understood, the physical … Web1 aug. 2011 · Ion-exchange on glass is one of the major technological platforms that are available to manufacture low-cost, high performance Planar Lightwave Circuits (PLC). In … how to say baozi in english

Ag-Sensitized NIR-Emitting Yb3+-Doped Glass-Ceramics

The Secret of Tough Glass: Ion Exchange - Corning

Web10 apr. 2024 · However, if the ion-exchange process continues for a bulk glass, the surface compressive stress will increase, while the tensile stress inside the glass will rapidly … WebPotassium ions (electronically charged particles) in the solution migrate into the glass surface, replacing the smaller sodium ions originally in the glass. As the glass cools, the larger potassium ions compress the glass together, creating a compressive stress layer that forms a tough surface. north florida notifierWeb17 mei 2016 · This suppression of dynamic fatigue characteristics of ion-exchange strengthened glass was explained by the ability of the surface compressive layer to delay the onset of slow crack growth. Bulk stresses continue to increase in magnitude while the crack is arrested in the surface compressive stress region. how to say bardiche

"Web15 sep. 2004 · Fig. 1 shows the measured residual stress profiles in ion exchanged (450 °C/1 h) glass using the technique described in [15].Since the stress relaxation effect within 1 h at 450 °C is not significant (<5%) for glasses with the same composition as the ion exchanged layer [14], it can be neglected.The sub-surface maximum of the stress profile … " - Ion exchanged glass

Ion exchanged glass

Ion-exchange mechanisms and interfacial reaction kinetics …

Web1 aug. 2024 · For the electric field-assisted ion exchange treatments, a salt mixture (2:1 by weight) of KNO 3 (Fluka, ≥99.0 % pure) and KCl (AnalytiCals Erba, nominal purity 99.5 … WebAppl. Opt. 33(16) 3333-3337 (1994) Birefringence control for ion-exchanged channel glass waveguides Pekka Äyräs, Gualtiero Nunzi Conti, Seppo Honkanen, and Nasser Peyghambarian Appl. Opt. 37(36) 8400-8405 (1998) Optical waveguides fabricated by ion exchange in high-index commercial glasses Jens Johansson, Gnon Djanta, and Jean …

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Web15 feb. 2008 · Introduction. When a glass is immersed in a molten salt bath, ions would move in and out of the glass via an ion exchange occurring at the glass–salt interface. … WebIon-exchange is generally conducted in a bath of molten salt. The exchange from the surface of an alkali ion in the glass or glass-ceramic by a bigger one from the bath leads …

Web10 apr. 2024 · However, if the ion-exchange process continues for a bulk glass, the surface compressive stress will increase, while the tensile stress inside the glass will rapidly increase. Additionally, a complete diffusion throughout the thickness could create severe internal-compressive stress, resulting in failure of the material ( Shan et al., 2024 ; … Web8 apr. 2024 · The ion-exchange and associated interfacial reaction mechanisms of silicate glasses are critical in elucidating their aqueous corrosion behaviors, surface modification and property changes, hence ...

Web8 apr. 2024 · We report the fabrication and properties of ion-exchanged optical waveguides based on low-cost soda-lime glasses embedded with silver ions and nanoparticles. Using the thermal ion-exchange process, we embed silver ions into soda-lime glasses by covering the glasses with different ratios of AgNO3:NaNO3 molten salt (2:98, 4:96, and … WebAbstract: A systematic review of main physical effects generated by ion exchange in silicate glasses is presented. Ion concentration distributions, residual stress profiles, and …

WebModification of Float Glass Surfaces by Ion Exchange. Linnaeus University Dissertations No 89/2012. ISBN: 978-91-86983-62-8. Written in English. Glass is a common material in each person’s life, e.g. drinking vessels, windows, displays, insulation and optical fibres.

Web1 nov. 2004 · Ion exchange in a glass substrate has been demonstrated as an enabling technology for the realization of both passive and active integrated optical devices , , , . … how to say baphometWeb1 jul. 2024 · Physical properties of CS glass. Ion-exchange is known to affect both the mechanical and optical properties of silicate glasses. Although still not fully understood, the physical behavior in ion-exchanged glass often differs substantially from its ‘compositionally-equivalent, as-melted’ (CEAM) counterpart [34]. how to say barb in spanishWeb1 mei 2024 · Ion-exchanged glasses are widely used in optoelectronic devices due to its high strength and optical waveguide effects. The MgF 2 films deposited on the ion-exchanged glasses and the ion-exchanged glasses bombarded by argon ions (100 eV) at 220 °C were investigated in the present work. The microstructure of MgF 2 films and the … how to say barely in spanishWeb14 mei 2024 · Ion-exchange on glass is one of the major technological platforms that are available to manufacture low-cost, high performance Planar Lightwave Circuits (PLC). In … north florida ob fleming islandWeb1 aug. 2024 · It can be found that chemical stability of ion-exchanged LD glass was temperature-dependent. The residual compressive stress induced by ion-exchange increased the chemical potential of alkali ions in glass, and the ion-exchanged LD glass, especially 235 °C/64 h group, chemical stability in artificial saliva for 21 days were … north florida obgyn reedy branchWebIon exchange is widely used in the food and beverage industry, hydrometallurgy, metals finishing, chemical, petrochemical, pharmaceutical technology, sugar and sweetener … north florida obgyn associates orange park flWeb8 apr. 2024 · The ion-exchange process in the glass–water interfacial reaction is a complex process and involves multiple species (reactants) and dissociation/formation of water … how to say bark in german