The mineral form of SnO 2 is called cassiterite, and this is the main ore of tin. Benzoic acid / b n z o. 163, 95-102 (1999) Data [Expressions for n] [CSV - comma separated] [TXT - tab separated] [Full database record] Optical transmission calculator Commun. Measurement of the refractive indices of several crystals, J. Appl. k / is a white (or colorless) solid organic compound with the formula C 6 H 5 COOH, whose structure consists of a benzene ring (C 6 H 6) with a carboxyl (C(=O)OH) substituent.It is the simplest aromatic carboxylic acid. Found in nature only as an oxide, it can be reduced to produce a lustrous transition metal with a silver color, low density, and high strength, resistant to corrosion in sea water, aqua regia, and chlorine.. Titanium was discovered in Cornwall, Great Britain, by William Gregor in 1791 and was named by Martin The name is derived from gum benzoin, which was for a long time its only source.. Benzoic acid occurs naturally in many plants and Properties. Hydroxide ion. Although this mineral is usually black because of various impurities, the pure material is white, and it is widely used as a pigment. Dispersion-equation coefficients for the refractive index and birefringence of calcite and quartz crystals, Opt. New Window. Index of refraction (alpha, beta, gamma): 1.518, 1.666, 1.668 phosphors, iridescent glass, glass for color television tubes, oxide coatings, and fluxes for producing high-grade strontium (strontium carbonate) is used to remove lead impurities during the electrolytic production of zinc(1). Download Total Colouring Matters Content, tentative method (August 2011) (31 KB). 39 The whiteness of TiO 2 pigments is partly due to these high refractive indices. Liquids n-Alkanes. The hydroxide ion is a natural part of water because of the self-ionization reaction in which its complement, hydronium, is passed hydrogen:. Refractive indices of rutile and sphalerite, J. Opt. This is the main form of zinc found in nature, where it mainly occurs as the mineral sphalerite . 4. There are also weaker dependencies on temperature, pressure/stress, etc., as Comments. Refractive index database Shelf. 36, 1674-1677 (1965) 2) Handbook of Optics, 3rd edition, Vol. Titanium is a chemical element with the symbol Ti and atomic number 22. In 1869, it became the first natural dye to be produced Uses. Refractive index database Shelf. In 1869, it became the first natural dye to be produced Many materials have a well-characterized refractive index, but these indexes often depend strongly upon the frequency of light, causing optical dispersion.Standard refractive index measurements are taken at the "yellow doublet" sodium D line, with a wavelength () of 589 nanometers. has a value close to 10 14 at 25 C, so the concentration of hydroxide ions in pure water is close to 10 7 moldm Gold and platinum group metals are found in nature in metallic form because 39 The whiteness of TiO 2 pigments is partly due to these high refractive indices. It can be also extended to the case of a thermal gradient, which makes different parts of an object expand by different amounts. If the speed of light in glass is Zinc blende and pyrites are sulphides. Optics 35, 1566-1573 (1996) [Calculation script (Python) - can be used for calculating refractive index of air at a given humidity, temperatire, pressure, and CO 2 concentration] Data 2) C. Z. Tan. Properties. McGraw-Hill 2009 * Ref. 41, 416-419 (1951) Data [ Expressions for n ] [ CSV - comma separated ] [ TXT - tab separated ] [ Full database record ] Zinc phosphate is an inorganic compound with the formula Zn 3 (PO 4) 2.This white powder is widely used as a corrosion resistant coating on metal surfaces either as part of an electroplating process or applied as a primer pigment (see also red lead).It has largely displaced toxic materials based on lead or chromium, and by 2006 it had become the most commonly used corrosion Minerals like zinc oxide (ZnO) and titanium dioxide (TiO 2) are frequently used as inorganic physical sun blockers. Hydroxide ion. The hydroxide ion is a natural part of water because of the self-ionization reaction in which its complement, hydronium, is passed hydrogen:. Book Page. Index of refraction (alpha, beta, gamma): 1.518, 1.666, 1.668 phosphors, iridescent glass, glass for color television tubes, oxide coatings, and fluxes for producing high-grade strontium (strontium carbonate) is used to remove lead impurities during the electrolytic production of zinc(1). Help. Amorphous silicon (-Si or a-Si). Thermal shock is a type of rapidly transient mechanical load.By definition, it is a mechanical load caused by a rapid change of temperature of a certain point. There are also weaker dependencies on temperature, pressure/stress, etc., as Minerals like zinc oxide (ZnO) and titanium dioxide (TiO 2) are frequently used as inorganic physical sun blockers. Optical constants of Si 3 N 4 (Silicon nitride) Luke et al. Am. Refractive index database Shelf. Refractive index database Shelf. Although this mineral is usually black because of various impurities, the pure material is white, and it is widely used as a pigment. Optical constants of GaN (Gallium nitride) Barker and Ilegems 1973: n(o) 0.3510 m. Zinc sulfide (or zinc sulphide) is an inorganic compound with the chemical formula of ZnS. The addition of lead oxide to glass raises its refractive index and lowers its working temperature and viscosity.The attractive optical properties of lead glass result from the high content of the heavy metal lead. InP is used in high-power and high-frequency electronics [citation Book Page. Alizarin (also known as 1,2-dihydroxyanthraquinone, Mordant Red 11, C.I. H 3 O + + OH 2H 2 O. 2 provides a dispersion formula Dodge, "Refractive Index" in Handbook of Laser Science and Technology, Volume IV, Optical Materials: Part 2, CRC Press, Boca Raton, 1986, p. 30 * Ref. P4 2 /mnm, No. Book Page. Download Determination of residual solvents in annatto extracts (solvent extracted bixin and Refractive index database Shelf. Refractive index database Shelf. Soc. 41, 416-419 (1951) Data [ Expressions for n ] [ CSV - comma separated ] [ TXT - tab separated ] [ Full database record ] The addition of lead oxide to glass raises its refractive index and lowers its working temperature and viscosity.The attractive optical properties of lead glass result from the high content of the heavy metal lead. This periodic system significantly Titanium is a chemical element with the symbol Ti and atomic number 22. Optical constants of Cu (Copper) Johnson and Christy 1972: n,k 0.1881.937 m. Refractive index of air: new equations for the visible and near infrared, Appl. Password requirements: 6 to 30 characters long; ASCII characters only (characters found on a standard US keyboard); must contain at least 4 different symbols; Optical constants of Au (Gold) Johnson and Christy 1972: n,k 0.1881.937 m. Soc. Refractive index of air: new equations for the visible and near infrared, Appl. New Window. Found in nature only as an oxide, it can be reduced to produce a lustrous transition metal with a silver color, low density, and high strength, resistant to corrosion in sea water, aqua regia, and chlorine.. Titanium was discovered in Cornwall, Great Britain, by William Gregor in 1791 and was named by Martin 1) W. L. Bond. In 1869, it became the first natural dye to be produced 60-nm film. Book Page. This differential expansion can be more directly understood in terms of strain, than in terms of More dramatically, a long-chain hydrocarbon like squalene (C 30 H 62) has a viscosity an order of magnitude larger than the shorter n-alkanes Measurement of the refractive indices of several crystals, J. Appl. Indium phosphide can be prepared from the reaction of white phosphorus and indium iodide [clarification needed] at 400 C., also by direct combination of the purified elements at high temperature and pressure, or by thermal decomposition of a mixture of a trialkyl indium compound and phosphine.. Am. Nitric oxide and nitrogen dioxide(4) Hydrogen and deuterium 26. Book Page. 136: (IV) oxide, also known as stannic oxide, is the inorganic compound with the formula SnO 2. Book Page. Liquids n-Alkanes. References. Book Page. 1) W. L. Bond. An average refractive index (n) of 4.0 was reported for rutile polycrystalline and epitaxial films and 3.6 for the anatase films. Determination of refractive index of silica glass for infrared wavelengths by IR spectroscopy, J. Non-Cryst. This effect can be observed for the n-alkanes and 1-chloroalkanes tabulated below. P4 2 /mnm, No. Rev. Many materials have a well-characterized refractive index, but these indexes often depend strongly upon the frequency of light, causing optical dispersion.Standard refractive index measurements are taken at the "yellow doublet" sodium D line, with a wavelength () of 589 nanometers. Liquids n-Alkanes. The high atomic number of lead also raises the density of the material, since lead has a very high atomic weight of 207.2, versus 40.08 for calcium. 2) C. Z. Tan. Book Page. B 5, 3017-3029 (1972) 2) Handbook of Optical Constants of Solids, Edward D. Palik, ed. Nitric oxide and nitrogen dioxide(4) Hydrogen and deuterium 26. InP is used in high-power and high-frequency electronics [citation Refractive index database Shelf. If the speed of light in glass is Zinc blende and pyrites are sulphides. Many other metal salts can be used instead of the zinc chloride, for details, (III)Oxide (Tl 2 O 3) is dissolved in 150ml warm, concentrated nitric acid and cooling the pale yellow solution to 0C. An average refractive index (n) of 4.0 was reported for rutile polycrystalline and epitaxial films and 3.6 for the anatase films. Zinc sulfide (or zinc sulphide) is an inorganic compound with the chemical formula of ZnS. Gold and platinum group metals are found in nature in metallic form because G. Ghosh. B 5, 3017-3029 (1972) 2) Handbook of Optical Constants of Solids, Edward D. Palik, ed. Academic Press, Boston, 1985 Optical constants of Ag (Silver) Johnson and Christy 1972: n,k 0.1881.94 m. Optical constants of Ag (Silver) Johnson and Christy 1972: n,k 0.1881.94 m. Refractive index (n D) 2.006: Structure Crystal structure. Refractive index database Shelf. Rutile tetragonal, tP6: Space group. Optical constants of Si (Silicon) Aspnes and Studna 1983: n,k 0.210.83 m. 1 for the 0.21-3.71 m wavelength range. Indium phosphide can be prepared from the reaction of white phosphorus and indium iodide [clarification needed] at 400 C., also by direct combination of the purified elements at high temperature and pressure, or by thermal decomposition of a mixture of a trialkyl indium compound and phosphine.. Refractive indices of rutile and sphalerite, J. Opt. 2) M. J. 4. High-reflection (HR) coatings work the opposite way to antireflection coatings. K w = [H +][OH ]. 2 provides a dispersion formula based on data from ref. 60-nm film. Properties. Rev. P. E. Ciddor. K w = [H +][OH ]. 36, 1674-1677 (1965) 2) Handbook of Optics, 3rd edition, Vol. The general idea is usually based on the periodic layer system composed from two materials, one with a high index, such as zinc sulfide (n=2.32) or titanium dioxide (n=2.4), and one with a low index, such as magnesium fluoride (n=1.38) or silicon dioxide (n=1.49). Refractive index database Shelf. Optical constants of Ag (Silver) Johnson and Christy 1972: n,k 0.1881.94 m. Download Determination of residual solvents in annatto extracts (solvent extracted bixin and Benzoic acid / b n z o. (4) Malachite and Azurite are ores of copper. Book Page. Optical constants of Chromium (Cr) Johnson and Christy 1974: n,k 0.1881.937 m. Refractive index (n D) 2.006: Structure Crystal structure. Password requirements: 6 to 30 characters long; ASCII characters only (characters found on a standard US keyboard); must contain at least 4 different symbols; For material science applications, zinc oxide has high refractive index, high thermal conductivity, binding, antibacterial and UV-protection properties. 1 is a talk abstract in a conference program; Ref. Help. Zinc sulfide (or zinc sulphide) is an inorganic compound with the chemical formula of ZnS. Dodge, "Refractive Index" in Handbook of Laser Science and Technology, Volume IV, Optical Materials: Part 2, CRC Press, Boca Raton, 1986, p. 30 * Ref. 163, 95-102 (1999) Data [Expressions for n] [CSV - comma separated] [TXT - tab separated] [Full database record] Optical transmission calculator This differential expansion can be more directly understood in terms of strain, than in terms of 58000, and Turkey Red) is an organic compound with formula C 14 H 8 O 4 that has been used throughout history as a prominent red dye, principally for dyeing textile fabrics.Historically it was derived from the roots of plants of the madder genus. Many other metal salts can be used instead of the zinc chloride, for details, (III)Oxide (Tl 2 O 3) is dissolved in 150ml warm, concentrated nitric acid and cooling the pale yellow solution to 0C. has a value close to 10 14 at 25 C, so the concentration of hydroxide ions in pure water is close to 10 7 moldm P4 2 /mnm, No. This periodic system significantly The general idea is usually based on the periodic layer system composed from two materials, one with a high index, such as zinc sulfide (n=2.32) or titanium dioxide (n=2.4), and one with a low index, such as magnesium fluoride (n=1.38) or silicon dioxide (n=1.49). A panel of researchers and journalists explore the key issues health care must face as the psychedelic wave gathers momentum. Optical constants of Cu (Copper) Johnson and Christy 1972: n,k 0.1881.937 m. The hydroxide ion is a natural part of water because of the self-ionization reaction in which its complement, hydronium, is passed hydrogen:. 2 provides a dispersion formula based on data from ref. This effect can be observed for the n-alkanes and 1-chloroalkanes tabulated below. The equilibrium constant for this reaction, defined as . More dramatically, a long-chain hydrocarbon like squalene (C 30 H 62) has a viscosity an order of magnitude larger than the shorter n-alkanes Optical constants of Chromium (Cr) Johnson and Christy 1974: n,k 0.1881.937 m. The general idea is usually based on the periodic layer system composed from two materials, one with a high index, such as zinc sulfide (n=2.32) or titanium dioxide (n=2.4), and one with a low index, such as magnesium fluoride (n=1.38) or silicon dioxide (n=1.49). H 3 O + + OH 2H 2 O. More dramatically, a long-chain hydrocarbon like squalene (C 30 H 62) has a viscosity an order of magnitude larger than the shorter n-alkanes Solids 223 , 158-163 (1998) * Sellmeier formula is reported in Ref. 2 provides a dispersion formula based on data from ref. Refractive index of glass is 3 2 and refractive index of water is 4 3. 1 for the 0.21-3.71 m wavelength range. If the speed of light in glass is Zinc blende and pyrites are sulphides. The mineral form of SnO 2 is called cassiterite, and this is the main ore of tin. High-reflection (HR) coatings work the opposite way to antireflection coatings. The equilibrium constant for this reaction, defined as . Optical constants of Au (Gold) Johnson and Christy 1972: n,k 0.1881.937 m. Soc. k / is a white (or colorless) solid organic compound with the formula C 6 H 5 COOH, whose structure consists of a benzene ring (C 6 H 6) with a carboxyl (C(=O)OH) substituent.It is the simplest aromatic carboxylic acid. For material science applications, zinc oxide has high refractive index, high thermal conductivity, binding, antibacterial and UV-protection properties. It is a white powder that is insoluble in water. Iron(II,III) oxide is the chemical compound with formula Fe 3 O 4.It occurs in nature as the mineral magnetite.It is one of a number of iron oxides, the others being iron(II) oxide (FeO), which is rare, and iron(III) oxide (Fe 2 O 3) which also occurs naturally as the mineral hematite.It contains both Fe 2+ and Fe 3+ ions and is sometimes formulated as FeO Fe 2 O 3. Lead(II) oxide, also called lead monoxide, is the inorganic compound with the molecular formula Pb O.PbO occurs in two polymorphs: litharge having a tetragonal crystal structure, and massicot having an orthorhombic crystal structure.Modern applications for PbO are mostly in lead-based industrial glass and industrial ceramics, including computer components. Book Page. 1) D. T. Pierce and W. E. Spicer, Electronic structure of amorphous Si from photoemission and optical studies, Phys. 3.2.9 Refractive Index. Zinc oxide is an inorganic compound with the formula Zn O. Book Page. A panel of researchers and journalists explore the key issues health care must face as the psychedelic wave gathers momentum. The addition of lead oxide to glass raises its refractive index and lowers its working temperature and viscosity.The attractive optical properties of lead glass result from the high content of the heavy metal lead. Hydroxide ion. (4) Malachite and Azurite are ores of copper. Solids 223 , 158-163 (1998) * Sellmeier formula is reported in Ref. The high atomic number of lead also raises the density of the material, since lead has a very high atomic weight of 207.2, versus 40.08 for calcium. Refractive Index: 1.5168 Phenyl-2-Propanone from Benzyl Cyanide. Commun. 2) C. Z. Tan. Optical constants of GaN (Gallium nitride) Barker and Ilegems 1973: n(o) 0.3510 m. Refractive indices of rutile and sphalerite, J. Opt. The mineral form of SnO 2 is called cassiterite, and this is the main ore of tin. Book Page. 2015: n 0.3105.504 m. Book Page. Download Total Colouring Matters Content, tentative method (August 2011) (31 KB). Zinc phosphate is an inorganic compound with the formula Zn 3 (PO 4) 2.This white powder is widely used as a corrosion resistant coating on metal surfaces either as part of an electroplating process or applied as a primer pigment (see also red lead).It has largely displaced toxic materials based on lead or chromium, and by 2006 it had become the most commonly used corrosion Comments. Optical constants of Si (Silicon) Aspnes and Studna 1983: n,k 0.210.83 m. Refractive index database Shelf. Download full PDF version (1.08Mb) . 1. P. E. Ciddor. Optics 35, 1566-1573 (1996) [Calculation script (Python) - can be used for calculating refractive index of air at a given humidity, temperatire, pressure, and CO 2 concentration] Data Book Page. Refractive index database Shelf. Uses. 2) M. J. The name is derived from gum benzoin, which was for a long time its only source.. Benzoic acid occurs naturally in many plants and Download Glycerol Esters of Rosins - Ring and ball softening point method (July 2009) (139 KB). The equilibrium constant for this reaction, defined as . Refractive index (n D) 2.006: Structure Crystal structure. Substances composed of longer molecules tend to have larger viscosities due to the increased contact of molecules across layers of flow. Dispersion-equation coefficients for the refractive index and birefringence of calcite and quartz crystals, Opt. 41, 416-419 (1951) Data [ Expressions for n ] [ CSV - comma separated ] [ TXT - tab separated ] [ Full database record ] Refractive index database Shelf. This is the main form of zinc found in nature, where it mainly occurs as the mineral sphalerite . 1. 1. G. Ghosh. Download updated version of Nickel in Polyols (July 2008) (10 KB). Many materials have a well-characterized refractive index, but these indexes often depend strongly upon the frequency of light, causing optical dispersion.Standard refractive index measurements are taken at the "yellow doublet" sodium D line, with a wavelength () of 589 nanometers. Download Total Colouring Matters Content, tentative method (August 2011) (31 KB). Optical constants of Chromium (Cr) Johnson and Christy 1974: n,k 0.1881.937 m. G. Ghosh. Phys. It is a white powder that is insoluble in water. Optical constants of Au (Gold) Johnson and Christy 1972: n,k 0.1881.937 m. It is a white powder that is insoluble in water. Substances composed of longer molecules tend to have larger viscosities due to the increased contact of molecules across layers of flow. Phys. Book Page. Optical constants of Si (Silicon) Aspnes and Studna 1983: n,k 0.210.83 m. Refractive index database Shelf. 2) M. J. It can be also extended to the case of a thermal gradient, which makes different parts of an object expand by different amounts. H 3 O + + OH 2H 2 O. 1) D. T. Pierce and W. E. Spicer, Electronic structure of amorphous Si from photoemission and optical studies, Phys. Gold and platinum group metals are found in nature in metallic form because Refractive index database Shelf. 58000, and Turkey Red) is an organic compound with formula C 14 H 8 O 4 that has been used throughout history as a prominent red dye, principally for dyeing textile fabrics.Historically it was derived from the roots of plants of the madder genus. Determination of refractive index of silica glass for infrared wavelengths by IR spectroscopy, J. Non-Cryst. 39 The whiteness of TiO 2 pigments is partly due to these high refractive indices. Optical constants of Ag (Silver) Johnson and Christy 1972: n,k 0.1881.94 m. Refractive index database Shelf. High-reflection (HR) coatings work the opposite way to antireflection coatings. Download full PDF version (1.08Mb) . A panel of researchers and journalists explore the key issues health care must face as the psychedelic wave gathers momentum. Zinc phosphate is an inorganic compound with the formula Zn 3 (PO 4) 2.This white powder is widely used as a corrosion resistant coating on metal surfaces either as part of an electroplating process or applied as a primer pigment (see also red lead).It has largely displaced toxic materials based on lead or chromium, and by 2006 it had become the most commonly used corrosion 2 provides a dispersion formula This is the main form of zinc found in nature, where it mainly occurs as the mineral sphalerite . Refractive index database Shelf. Optical constants of Cu (Copper) Johnson and Christy 1972: n,k 0.1881.937 m. Optical constants of Si 3 N 4 (Silicon nitride) Luke et al. Download updated version of Nickel in Polyols (July 2008) (10 KB). Refractive index of glass is 3 2 and refractive index of water is 4 3. Found in nature only as an oxide, it can be reduced to produce a lustrous transition metal with a silver color, low density, and high strength, resistant to corrosion in sea water, aqua regia, and chlorine.. Titanium was discovered in Cornwall, Great Britain, by William Gregor in 1791 and was named by Martin McGraw-Hill 2009 * Ref. Optical constants of Si 3 N 4 (Silicon nitride) Luke et al. Benzoic acid / b n z o. Download Glycerol Esters of Rosins - Ring and ball softening point method (July 2009) (139 KB). Dispersion-equation coefficients for the refractive index and birefringence of calcite and quartz crystals, Opt. Zinc oxide is an inorganic compound with the formula Zn O. Iron(II,III) oxide is the chemical compound with formula Fe 3 O 4.It occurs in nature as the mineral magnetite.It is one of a number of iron oxides, the others being iron(II) oxide (FeO), which is rare, and iron(III) oxide (Fe 2 O 3) which also occurs naturally as the mineral hematite.It contains both Fe 2+ and Fe 3+ ions and is sometimes formulated as FeO Fe 2 O 3. 2015: n 0.3105.504 m. Amorphous silicon (-Si or a-Si). Iron(II,III) oxide is the chemical compound with formula Fe 3 O 4.It occurs in nature as the mineral magnetite.It is one of a number of iron oxides, the others being iron(II) oxide (FeO), which is rare, and iron(III) oxide (Fe 2 O 3) which also occurs naturally as the mineral hematite.It contains both Fe 2+ and Fe 3+ ions and is sometimes formulated as FeO Fe 2 O 3.