Its superior composition allows a deeper layer of chemical strengthening than is. The growth of thin films on 7059 corning glass su bstrate was processed by chemical solution deposition csd method. It is drawn into sheets of finished thickness, obtaining the final smooth, and flat surface finish directly from the molten glass. Soda lime glass 0215 corning glass slides soda lime glass code no. Electronbeamdeposited corning 7059 glass thin films for. Pdf silicon selfassembled growth of quantum dots grown. Glass for lowcost photovoltaic solar arrays jpl nasa. The substrate temperature was 350 c and the cdte 99. A method of making a coppercontaining glass article comprises.
Glass substrates for amlcd, oled and emerging display. The original s glass product range has now been entirely replaced by s2 glass rovings. Corning borosilicate glass 7052 was widely used as a kovar sealing glass. Home about us home investor relations financials and filings quarterly results q1 2018 corning provides recast of 2017 gaap segment data. Pdf composition of glass substrates, an important consideration. Cdscdte solar cells containing directly deposited cdsxte1x. This glass has been discontinued and out of melt since 1991. Here we report results of refractive index, stoichiometry and waveguide loss measurements for electronbeamdeposited corning 7059 glass films. Due to its unique electrical, mechanical, and thermal properties, the glass.
Owens corning building insulation and astm c 665 classifi. The segregation of al2o3 was observed in the tempax glass like the 7059 glass fig. The results show a reduction in optical loss with the number of laser scans. Corning 7059 glass thin film waveguides prepared by rf sputtering and vapor deposition were annealed with a co2 laser at various powers and scan velocities. Specialty glass products technical reference document 0612712 web. As a brand, gorilla glass is unique to corning, but close equivalents exist, including agc inc.
Selected list of glass properties university of virginia. August 2002 glass type alkaline earth boroaluminosilicate forms available fusion drawn sheet principal uses substrates for active matrix flat panel displays corning 1737 is available in. For general serv ice where heat resistance is not of. All of the funnel test specimens used to estimate scg parameters failed in the abraded region of the constant moment section. Corning 1737 glass materials are more durable than their predecessor 7059 and have an even lower alkali content and less shrinkage. Quickly find our quarterly news releases, presentations, webcast replays, and related information.
By using a s pin coater device on a speed of 3000 rpm for 30 seconds, the substrate is then annealed in furnace at a temperature of 5 50 oc for eight hours. Corning gorilla tm glass, an alumino silicate thin sheet glass, produced by corning s proprietary fusion forming technology, is designed to provide users with a durable glass substrate ideal for use in applications where high strength and damage resistance is required. Us20140079807a1 antimicrobial action of copper in glass. B270 glass and tempax glass because the content of sio2 took the amount in the middle of the fused silica and corning 7059. Fesi 2 continuous films prepared on corning 7059 glass by. Trend in glass density corning 7059 glass, with its density of 2.
Corning glass 7059 properties vin karola instruments. The film thickness was measured by the tolansky method of multiple beam fizeau fringes 18. Experimental details as bottom electrodes, we used a doublelayer structure consisting of 1mthick platinum on a 0. Specialty glass products technical reference document 0612712. Pdf diamond like carbon dlc films deposited on ophthalmic glass. Glass ceramics and metallic glasses are separate keywords. Silicon is the main glassforming element in a borosilicate waste glass and its basic elements are. Physical properties and chemical composition of code 7740 glass properties composition %approx. However, it is noteworthy that during testing in air, several specimens failed at. Schott research and development summarized their physical and technical glass properties 1. Glass dynamics, offers a myriad of glass materials. Mechanical properties of a high lead glass used in the mars. This borosilicate glass was replaced with corning 7056 kovar sealing glass which then had been discontinued and replaced by corning 7720 nonex tungsten sealing glass which also has been discontinued and now replaced by schott 8250 kovar sealing glass.
In the early 1960s high strength glass fibers, s glass, were first used in joint work between owens corning textile products and the united states air force. Silicon selfassembled growth of quantum dots grown on corning glass 7059 substrate. Corning 7059 borosilicate glass corning incorporated, corning, ny, usa. The materials differ slightly in chemical composition. In the period 19661968 owens corning introduced high strength glass reinforcements for commercial applications under the trade name s2 glass the two fibers share the same glass composition. More specifically, this invention is drawn to the fabrication of such devices wherein the substrate is fashioned from a phase separated glass consisting essentially of extremely finegrained crystals homogeneously dispersed in a glass matrix, the base. For the materials si3n4, nb2o5, and ta205, values of waveguide loss less than 1 dbcm were achieved. The properties of todays glass substrates for amlcds, oleds, and emerging display platforms have. Corning 1737 amlcd glass substrates material information mie 101 issued. Composition change of glass materials in microlenses formed.
Borosilicate glass an overview sciencedirect topics. Owens corning insulation products are classifi ed as follows. During 1942 glass fiber reinforced composites were first used in structural aerospace parts. Corning 7059 nearzero alkali baria alumina borosilicate composition was originally developed for thin film electronic circuits, which require an extremely smooth substrate with special electrical properties. This invention is directed to the fabrication of flat panel display devices wherein a film of large crystal polysilicon is grown on a substrate. Silicon was evaporated from an electron beam heated vitreous carbon crucible at a rate of approximately 3 a per second to a thickness of about 5000 a. Properties of glass as related to applications with silicon. Corning glass background corning glass is a large, multinational organization involved in glass and related products with an increasing emphasis on highvalue, technologicallyspecialized products, many of which are now part of jointventure programmes and developments. Corning 7059 nearzero alkali baria alumina borosilicate composition was originally developed for thin film electronic circuits, which require an extremely. Soda lime is created by using high quality grades of silica sand that are virtually free of iron oxides. Influence of film thickness on optical properties of. For higher processing temperatures, borosilicate and historically, barium silicate, corning 7059 glass substrates have been. Borosilicate corning eagle xg lcd glass free of heavy metals cont. Also available crushedpowdered for sealing and other uses.
Furthermore, there are presently no definitive studies that compare material andor performance differences resulting from these different glass. My best guess is that the energy from a gas flame is mainly in the form of radiant heat, which probably radiates right through the glass and heats the water directly. Neutral density filters of corning 7059 glass provide spectrally uniform attenuation from 400 nm to 2000 nm. Mti corp leading provider of lab equipments and advanced. This glass, consisting of about 50% sio 2, 15% b 2 o 3, 10% al 2 o 3, and about 24% bao by weight, is nominally alkalifree, has an expansion of about 46. August 2002 glass type alkaline earth boroaluminosilicate forms available fusion drawn sheet principal uses substrates for active matrix flat panel displays corning 1737 is available in both, standard and arsenicfree substrates. Ti and pt layers were deposited onto corning glass 7059 by vacuum evaporation and rf sputtering, respectively. Due to its unique electrical, mechanical, and thermal properties, the glass material has long been a standard for thinfilm circuits in the electronics industry. Expansiontemperature curves for typical corning glasses 112. Structural and electronic properties of cdte1xsex films and. Glass properties on globalspec, glassonweb, matweb, glass global a general overview about glass art, history, science, literature, social studies, and technology is available at the corning museum of glass view as pdf, 1. Properties of pyrex, pyrexplus and low actinic pyrex code. Us4634683a barium andor strontium aluminosilicate crystal. For more than 165 years, corning has combined its unparalleled expertise in glass science, ceramic science, and optical physics with deep manufacturing and engineering capabilities to develop lifechanging innovations.
Table ii composition of 7059 corning glass for growing dlc. Some reduction in optical loss was observed after laser annealing of the films. Topographs of corning 7059 glass, developed by 7kv, 70. In most applications, unannealed 1737f lcd glass can replace annealed 7059 glass, resulting in considerable cost savings. By using a s pin coater device on a speed of 3000 rpm for 30 seconds, the substrate is then annealed in furnace at a temperature of 5. Use of laser annealing to achieve low loss in corning 7059. Ceramic, glass, optical, oxide, silicon oxide material notes. Corning 7052 designation borosilicate glass 21 elan. For more details on the facings available with our lightdensity fi ber glass building insulations see the owens corning product selection guide, publication no. This results in a transparent, water white glass that has higher transmission characteristics compared to normal soda lime. Practical applications in specimen preparation for transmission electron.
Do not use hydrofluoric or hot phosphoric acid on glass. Corning 7059 glass substrates at a temperature 300c. By meeting all existing and impending environmental regulations, eagle xg helps corning. Osa laser annealing of corning 7059 glass waveguides. Corning eagle xg glass composition offers low density, high chemical durability, advanced thermal properties, and a pristine surface ideal for the manufacture of large, highresolution displays.
Basic data on glass and silicon a basic listing of glass properties for corning 7740 and 7070 glass is given below. Second order nonlinear optical properties in silicabased. Hence, this glass is an excellent substrate choice for optical filter or mirror coatings. We controlled the sife composition ratio of fesi precursor. The homogeneous distribution of the composition element was observed by edx in the b270 glass fig. Substrate glass for liquid crystal displays corning glass works. Request pdf second order nonlinear optical properties in silicabased glass film waveguides phasematched blue second harmonic generation was observed in a coronapoled corning 7059 glass film. Fesi 2 continuous films on corning 7059 glass and quartz have been obtained by an easy method. These are discussed in terms of measured sputtering yield against incidence angle relation or beam divergence. Optical profilometer measurements indicated no change in surface roughness after. In thin sheet form, it is an ideal substrate glass that is also used for lowend lcd applications. Furthermore, there are presently no definitive studies that compare material andor performance differences resulting from these different glass choices. Fesi2 continuous films prepared on corning 7059 glass by. Fesi2 continuous films prepared on corning 7059 glass by rf.
Type 703 and 705 are available with factoryapplied frk or poly encapsulated asj max facings. Elan borosilicate glass material 21 is the corning 7052 designation. Mie 301 2 electrical log10volume resistivity ohmcm 12. More than 1mumthick singlephase betafesi2 continuous films on corning 7059 glass and quartz have been obtained by an easy method. Fesi 2 continuous films prepared on corning 7059 glass. At this time, nearly all published research on cdte pv has been performed using bariumsilicate glass e.
The moma glass exhibits similar cracks growth parameters as corning 0120, another high lead glass. Alkaline earth boroaluminosilicate forms available. Gorilla glass is a brand of chemically strengthened glass developed and manufactured by corning, now in its sixth generation, designed to be thin, light and damageresistant. Apr 25, 1989 a commercially available glass, presently used for the fabrication of liquid crystal display devices, is corning code 7059 glass. Sputtered thin films of corning 7059 glass have been widely used as optical planar waveguides. Lcd glass demand corning 7059 corning 1737 corning.
Since i have a degree in physics, i was very curious about why the glass pan worked so well. Substrates for activematrix flat panel displays thermal expansion 0 300oc room temperature 31. This incorporation of the copper into the glass composition imparts significant antimicrobial activity to the glass. The disclosure is directed to glass compositions that incorporate copper into an otherwise homogeneous glass and to a method for making such glass. Corning moves gen 10 glass directly into sharps process sharps interbuilding transport system moves gen 10 substrates directly to production floor, eliminating traditional delivery systems. The visible light transmittance 400760nm of code no. Widely used as a kovar sealing glass in electronic applications. S glass, d glass, a glass, ecr glass, ultrapure silica. Topography of ionetched corning 7059 glass springerlink. From taiwan to the world alan eusden president, corning display technologies taiwan june 11, 2008.
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