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You searched on: Author: bettye johnson

Displaying records 141 to 150 of 158 records.
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141. Intercomparison of the ITS-90 Radiance Temperature Scales of NPL and NIST
Published: 1/1/1994
Authors: Graham Machin, Bettye C Johnson, Charles E Gibson, R L Rusby

142. The Second SeaWiFS Intercalibration Round-Robin Experiment, SIRREX-2,ed. by S.B. Hooker and E.R. Firestone
Published: 1/1/1994
Authors: J L Mueller, Bettye C Johnson, C L Cromer, Jill Cooper, J T Mclean, S B. Hooker, T L Westphal

143. A Method of Realizing Spectral Irradiance Based on an Absolute Cryogenic Radiometer, in {I}Proc. IVth Conference of New Developments in Absolute Radiometry,{I} 1992
Published: 1/1/1993
Authors: Bettye C Johnson, C L Cromer, Robert D. Saunders, George P Eppeldauer, J B Fowler, V I Sparitsky, G Dezsi

144. High-Energy Behavior of the Double Photoionization of Helium from 2 to 12 keV
Published: 1/1/1993
Authors: J C Levin, A Sellin, Bettye C Johnson, D W Lindle, R D Miller, N B Mansour, Yasushi Azuma, H G Berry, D -H Lee

145. Electron Transfer from H^d2^ and Ar to Stored Multiply Charged Argon Ions Produced by Synchrotron Radiation.
Published: 1/1/1992
Authors: S D Kravis, D A Church, Bettye C Johnson, M Meron, K W Jones, J C Levin, I A Sellin, Yasushi Azuma, N B Mansour, H G Berry, M Druetta

146. Precision High Temperature Blackbodies
Published: 1/1/1992
Authors: V I Sapritsky, Bettye C Johnson, Robert D. Saunders, L V Vlasov, K A Sudarev, B B Khlevony, V I Shapoval, I A Dmitriev, L M Buchnev, A V Prochorov

147. Realization of New NIST Radiation Temperature Scales for the 1000 K to 3000 K Region, Using Absolute Radiometric Techniques
Published: 1/1/1992
Authors: Bettye C Johnson, Robert D. Saunders, V I Sapritsky, K D Mielenz

148. A Portable Integrating Sphere Source for Radiometric Calibrations From the Visible to the Short-Wave Infrared
Published: Date unknown
Authors: Steven W Brown, Bettye C Johnson
Abstract: A portable integrating sphere source has been developed by the National Institute of Standards and Technology (NIST) as part of a National Aeronautics and Space Administration s (NASA s) program to validate radiance scales of sources at Earth Observi ...

149. Absolute Flux Calibrations of Stars
Published: Date unknown
Authors: Gerald T Fraser, Steven W Brown, Howard W Yoon, Bettye C Johnson, Keith R Lykke
Abstract: Absolute stellar photometry is based on 1970s terrestrial measurements of the star Vega referenced against the Cu fixed-point blackbody. Significant advances in absolute radiometry have been made in the last 30 years that offer the potential to impro ...

150. Comparison of Area Measurements of Apertures for Exo-Atmospheric Solar Irradiance Between NIST and JPL
Published: Date unknown
Authors: Maritoni Abatayo Litorja, Bettye C Johnson, J B Fowler
Abstract: A comparison of the area measurements of the limiting apertures used for total solar irradiance measurements in the Active Cavity Radiometer Irradiance Monitor II (ACRIM II) and Active Cavity Radiometer Irradiance Monitor III (ACRIM III) were conduct ...

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