If you need an account, pleaseregister here, A method is described which has been successfully used to produce. J. C. Kemp and V. I. Neely, J. Phys. Unable to load your collection due to an error, Unable to load your delegates due to an error. W. G. Spitzer and D. A. Kleinman, Phys. The index of refraction at three wavelengths has been measured at 15 degrees C, 25 degrees C, 35 degrees C, and 55 degrees C, and at one wavelength at about these same temperatures.

The https:// ensures that you are connecting to the Selecting this option will search the current publication in context. Careers. PMC Measurements of the index of refraction of synthetic calcium fluoride doped with 0.001, 0.01, 0.1, 5, 1, and 10 mol % neodymium at 16 wavelengths from 4358.35 A to and including 6678.15 A at 25 degrees C have been made. Measurements were made by the minimum-deviation method at 46 calibrated wavelengths from 0.23, The index of refraction of optical quality fused silica (SiO2) was determined for 60 wavelengths from 0.21 to 3.71 at 20C. An upper limit to the thermal coefficient of refractive index of fused silica (Spectrosil A) was obtained and measurements were made at two temperatures and data was obtained for various separations between the detector and lens system straddling but close to the nominal focal length. Am. Measurements were made at, This paper gives refractive-index values at 24C for a synthetic and a natural prism of calcium fluoride. The dispersion equation, The Edlen equation for the refractive index of air, published in 1966, is still widely used. Subsequent to its formulation, however, improved data have become available on the density of air and the. Plusieurs algorithmes de reconstruction ont ete developpes en supposant que le rayonnement de sondage se propage suivant des lignes droites d'indice de refraction, on propose une modification de la methode. Disclaimer, National Library of Medicine Bur. While fused silica enjoys widespread application for 248 and 193-nm optics, its use for 157-nm applications, The refractive indices of the cholesteric liquid crystal solution were measured using multiwavelength (visible range) refractometer for three different wavelengths. Bethesda, MD 20894, Web Policies Measurement of the refractive index and attenuation length of liquid xenon for its scintillation light, High Accuracy Ultraviolet Index of Refraction Measurements Using a Fourier Transform Spectrometer, Refractometry in the Ultraviolet with the NIST FT700 UV Fourier Transform Spectrometer, Experimental Verification of Vuks Equation Using Hollow Prism Refractometer, A Redetermination of Some Optical Properties of Calcium Fluoride, Interspecimen Comparison of the Refractive Index of Fused Silica, An Updated Edln Equation for the Refractive Index of Air. Data are also included on a series of five neodymium doped glasses. By the minimum deviation method using a prism shaped cell, the absolute refractive indices of high-performance liquid chromatography distilled water were measured at the wavelengths from 1129 to 182 nm, at the temperature of 19 degrees C, 21.5 degrees C; and the coefficients of the four-term Sellmeier dispersion formula were determined by using theRefractive indices at each temperature. The refractive index of calcium fluoride, CaF2, has been measured from 600 nm to 175 nm and the resulting values agree with a traditional goniometric measurement to within 1 105. Fisher Certified Reagent Grade CaO obtained from Fisher Scientific Co., Fair Lawn, New Jersey. Most values are believed accurate to +/-3 x 10(-5). Perturbation correction for refraction in interferometric tomography. High current hollow cathode as a radiometric transfer standard source for the extreme vacuum ultraviolet. Semantic Scholar is a free, AI-powered research tool for scientific literature, based at the Allen Institute for AI. government site. FOIA Solids. Before 2008 Aug;70(3):537-41. doi: 10.1016/j.saa.2007.07.046. The tables are a fairly complete record of available spectrum lines that meet the. Absolute refractive indices and thermal coefficients of CaF2, SrF2, BaF2, and LiF near 157 nm. We analyze the accuracy achieved when evaluating high refractive sharing sensitive information, make sure youre on a federal New measurements of the infrared dispersion of air are reported. Epub 2007 Aug 3. Abstract : Wavelengths for about 47,000 spectral lines of atoms and atomic ions, as well as transition probabilities A for about 5000 lines, are tabulated. Std. Bull. Though the index of refraction of synthetic calcium fluoride has been determined, little data exist on neodymium doped calcium fluoride. Bookshelf 1967 Jan 1;6(1):119-24. doi: 10.1364/AO.6.000119. A two-term Sellmeier formula, This is a compilation of atomic lines with accurately known wavelengths covering the range from 15 A to 25000 A. Clipboard, Search History, and several other advanced features are temporarily unavailable. The refractive indices of several fused silica and calcium fluoride samples from different suppliers were measured with the minimum deviation method in the deep UV between 191 and 196 nm with a standard uncertainty of 7 ppm. Refractive-index dispersion for BaF2-GdF3-ZrF4-AlF3 glasses. The .gov means its official. In addition, we measured the thermal coefficients of the refractive index near 193 nm and between 15 and 25 degrees C. The refractive indices of synthetic calcium fluoride for 69 wavelengths from 138 nm in the deep ultraviolet to 2326nm in the near infrared were measured by the minimum-deviation method in a nitrogen environment to determine the thermal coefficients of the refractive index over this wide-wavelength region. 2008. We have made accurate measurements near 157 nm of the absolute index of refraction, the index of refraction, the index dispersion, and the temperature dependence of the index, for the cubic-symmetry. For the past two years our group at NIST has been carrying out measurements of absolute refractive indices of optical materials that will be used in future generations of semiconductor photo, The use of silica glass for the photomask material in 157-nm lithography tools is proposed. 1966 The American Institute of Physics. (U.S.). Appl Opt. Soc. Investigation of concentration quenching and 1.3 microm emission in Nd(3+)-doped bismuth glasses. An official website of the United States government. MeSH Soc. The data were selected in such a way as to.

Rev. 1990 Mar 20;29(9):1281-6. doi: 10.1364/AO.29.001281. Selecting this option will search all publications across the Scitation platform, Selecting this option will search all publications for the Publisher/Society in context, The Journal of the Acoustical Society of America, Department of Physics, University of Idaho, Moscow, Idaho. Ceram. Reference Wavelengths From Atomic Spectra in the Range 15 to 25000 . Chem. Please enable it to take advantage of the complete set of features! Naito K, Yokotani A, Sasaki T, Okuyama T, Yamanaka M, Nakatsuka M, Nakai S, Fukuda T, Timoshechkin MI. Wavelengths and transition probabilities for atoms and atomic ions, Refractometry by minimum deviation: accuracy analysis. Enter words / phrases / DOI / ISBN / authors / keywords / etc. official website and that any information you provide is encrypted By clicking accept or continuing to use the site, you agree to the terms outlined in our. L. W. Tilton, J. Res. We present high-accuracy measurements for wavelengths near 157 nm of the absolute index of refraction, the index dispersion, and the temperature dependence of the index for the ultraviolet optical, Journal of research of the National Institute of Standards and Technology. Solids, V. I. Neely and J. C. Kemp, J. Phys.

Accessibility R. E. Cowan, S. D. Stoddard, and D. E. Nuckolls, Am. A high current hollow cathode source has been developed as a radiometric source standard for the extreme VUV and the radiance of spectral lines in the wavelength range from 13 to 60 nm has been determined by comparison to the calculable spectral radiant power of the electron storage ring BESSY. Am. For both materials the dispersion dn/dlambda near 193 nm and 20 degrees C was determined. This option allows users to search by Publication, Volume and Page. Would you like email updates of new search results? To sign up for alerts, please log in first. and transmitted securely. Appl Opt. Appl Opt. Zeng Z, Shen H, Huang M, Xu H, Zeng R, Zhou Y, Yu G, Huang C. Appl Opt. Measurement of the refractive index and thermal refractive index coefficients of Nd:YAP crystal. 8600 Rockville Pike Phys.

HHS Vulnerability Disclosure, Help indices by minimum deviation deflectometry. We discuss our approaches for measuring the absolute index (n), and its dependencies on wavelength (dn/d) and temperature (dn/dT), of high-purity water for wavelengths near 193 nm, using the minimum. 1983 Aug 15;22(16):2419-25. doi: 10.1364/ao.22.002419. Measurement of the refractive index of distilled water from the near-infrared region to the ultraviolet region. They agree with series I of the 1962 data of Peck and Khanna, but lie below Edlens 1966 formula. Chem. High-accuracy measurements of the refractive index and its temperature coefficient of calcium fluoride in a wide wavelength range from 138 to 2326 nm. Approximate normal emissivity spectra in the infrared at elevated temperatures of single-crystal and polycrystalline calcium fluoride. D. J. Schlueter and E. R. Peck, J. Opt. Nie Q, Li X, Dai S, Xu T, Jin Z, Zhang X. Spectrochim Acta A Mol Biomol Spectrosc. Upper limit to the thermal coefficient of the refractive index of fused silica at 184.9 nm. W. C. Ward and E. B. Hensley, Bull. Spectrochim Acta A Mol Biomol Spectrosc. Measurement of the refractive index and thermo-optic coefficient of water near 193 nm, Absolute index of refraction and its temperature dependence of calcium fluoride, barium fluoride, and strontium fluoride near 157 nm. This site needs JavaScript to work properly. Natl. 1993 Dec 20;32(36):7387-90. doi: 10.1364/AO.32.007387. Federal government websites often end in .gov or .mil. The site is secure. Soc. Efficient laser-diode-pumped neodymium-doped calcium-niobium-gallium-garnet laser.