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- Gallium_lanthanum_sulfide_glass abstract "The glass forming ability of gallium(III) sulfide and lanthanum sulfide was discovered in 1976 by Loireau-Lozac’h, Guittard, and Flahut. This family of chalcogenide glasses, referred to as gallium lanthanum sulfide (Ga-La-S) glasses, have a wide region of glass formation centred about the 70Ga2S3:30La2S3 composition and can readily accept other modifiers into their structure. This means that Ga-La-S can be compositionally adjusted to give a wide variety of optical and physical properties. Optically, Ga-La-S has a high refractive index, a transmission window covering most of the visible wavelengths and extending to about 10 µm and a low maximum phonon energy, approx. 450 cm−1. Thermally, the refractive index of Ga-La-S glasses has a strong temperature dependence and low thermal conductivity, which results in strong thermal lensing. However, the high glass transition temperature of Ga-La-S makes it resistant to thermal damage, it has good chemical durability and unlike many chalcogenides which are based on arsenic, its glass components are non-toxic. A clear advantage over other chalcogenides is its high lanthanum content which allows excellent rare-earth solubility and dispersion of the ions in the glass matrix for active devices. Ga-La-S can exist in both glassy and crystalline phases, in a glassy phase, it is a semiconductor with a bandgap of 2.6 eV corresponding to a wavelength of 475 nm; consequently Ga-La-S glass takes a deep orange colour. As with all chalcogenides the phase of the bulk is determined by two key factors; the material composition and the rate at which the molten material is cooled. These variables can be controlled to manipulate the final phase of the material.".
- Gallium_lanthanum_sulfide_glass thumbnail Ga2S3_bond_structure.jpg?width=300.
- Gallium_lanthanum_sulfide_glass wikiPageID "38243517".
- Gallium_lanthanum_sulfide_glass wikiPageLength "10012".
- Gallium_lanthanum_sulfide_glass wikiPageOutDegree "37".
- Gallium_lanthanum_sulfide_glass wikiPageRevisionID "648201992".
- Gallium_lanthanum_sulfide_glass wikiPageWikiLink Absorption_(electromagnetic_radiation).
- Gallium_lanthanum_sulfide_glass wikiPageWikiLink Argon.
- Gallium_lanthanum_sulfide_glass wikiPageWikiLink Arsenic.
- Gallium_lanthanum_sulfide_glass wikiPageWikiLink Arsenic_sulfide.
- Gallium_lanthanum_sulfide_glass wikiPageWikiLink Band_gap.
- Gallium_lanthanum_sulfide_glass wikiPageWikiLink Category:Gallium_compounds.
- Gallium_lanthanum_sulfide_glass wikiPageWikiLink Category:Lanthanum_compounds.
- Gallium_lanthanum_sulfide_glass wikiPageWikiLink Category:Non-oxide_glasses.
- Gallium_lanthanum_sulfide_glass wikiPageWikiLink Category:Sulfides.
- Gallium_lanthanum_sulfide_glass wikiPageWikiLink Chalcogenide.
- Gallium_lanthanum_sulfide_glass wikiPageWikiLink Chalcogenide_chemical_vapour_deposition.
- Gallium_lanthanum_sulfide_glass wikiPageWikiLink Crystallinity.
- Gallium_lanthanum_sulfide_glass wikiPageWikiLink File:Ga2S3_bond_structure.jpg.
- Gallium_lanthanum_sulfide_glass wikiPageWikiLink Gallium(III)_oxide.
- Gallium_lanthanum_sulfide_glass wikiPageWikiLink Gallium(III)_sulfide.
- Gallium_lanthanum_sulfide_glass wikiPageWikiLink Gallium_sulfide.
- Gallium_lanthanum_sulfide_glass wikiPageWikiLink Germanium_monosulfide.
- Gallium_lanthanum_sulfide_glass wikiPageWikiLink Glass.
- Gallium_lanthanum_sulfide_glass wikiPageWikiLink Glass_fiber.
- Gallium_lanthanum_sulfide_glass wikiPageWikiLink Glass_transition.
- Gallium_lanthanum_sulfide_glass wikiPageWikiLink Glassy_carbon.
- Gallium_lanthanum_sulfide_glass wikiPageWikiLink Infrared_window.
- Gallium_lanthanum_sulfide_glass wikiPageWikiLink Lanthanum.
- Gallium_lanthanum_sulfide_glass wikiPageWikiLink Lanthanum_sulfide.
- Gallium_lanthanum_sulfide_glass wikiPageWikiLink Micrometre.
- Gallium_lanthanum_sulfide_glass wikiPageWikiLink Oxide.
- Gallium_lanthanum_sulfide_glass wikiPageWikiLink Phase-change_memory.
- Gallium_lanthanum_sulfide_glass wikiPageWikiLink Rare_earth_element.
- Gallium_lanthanum_sulfide_glass wikiPageWikiLink Refractive_index.
- Gallium_lanthanum_sulfide_glass wikiPageWikiLink Scattering.
- Gallium_lanthanum_sulfide_glass wikiPageWikiLink Sealed_ampoule.
- Gallium_lanthanum_sulfide_glass wikiPageWikiLink Semiconductor.
- Gallium_lanthanum_sulfide_glass wikiPageWikiLink Spectroscopy.
- Gallium_lanthanum_sulfide_glass wikiPageWikiLink Thermal_blooming.
- Gallium_lanthanum_sulfide_glass wikiPageWikiLink Thin_film.
- Gallium_lanthanum_sulfide_glass wikiPageWikiLink Visible_spectrum.
- Gallium_lanthanum_sulfide_glass wikiPageWikiLink Wavelength.
- Gallium_lanthanum_sulfide_glass wikiPageWikiLinkText "Gallium lanthanum sulfide glass".
- Gallium_lanthanum_sulfide_glass wikiPageWikiLinkText "gallium lanthanum sulfide glass".
- Gallium_lanthanum_sulfide_glass subject Category:Gallium_compounds.
- Gallium_lanthanum_sulfide_glass subject Category:Lanthanum_compounds.
- Gallium_lanthanum_sulfide_glass subject Category:Non-oxide_glasses.
- Gallium_lanthanum_sulfide_glass subject Category:Sulfides.
- Gallium_lanthanum_sulfide_glass type Chalcogenide.
- Gallium_lanthanum_sulfide_glass comment "The glass forming ability of gallium(III) sulfide and lanthanum sulfide was discovered in 1976 by Loireau-Lozac’h, Guittard, and Flahut. This family of chalcogenide glasses, referred to as gallium lanthanum sulfide (Ga-La-S) glasses, have a wide region of glass formation centred about the 70Ga2S3:30La2S3 composition and can readily accept other modifiers into their structure. This means that Ga-La-S can be compositionally adjusted to give a wide variety of optical and physical properties.".
- Gallium_lanthanum_sulfide_glass label "Gallium lanthanum sulfide glass".
- Gallium_lanthanum_sulfide_glass sameAs Q5519108.
- Gallium_lanthanum_sulfide_glass sameAs m.0py2ry0.
- Gallium_lanthanum_sulfide_glass sameAs Q5519108.
- Gallium_lanthanum_sulfide_glass wasDerivedFrom Gallium_lanthanum_sulfide_glass?oldid=648201992.
- Gallium_lanthanum_sulfide_glass depiction Ga2S3_bond_structure.jpg.
- Gallium_lanthanum_sulfide_glass isPrimaryTopicOf Gallium_lanthanum_sulfide_glass.