Gardner, J. L., Lopez-Puertas, M., Funke, B., Miller, S. M., Lipson, S. J., Sharma, R. D.
Aurorally enhanced 5.3 micrometer emission from nitric oxide was observed by the MIPAS instrument on board the ENVISAT satellite during the solar storm of October/November 2003. Spectral modeling of...
Sundberg, R. L., Duff, J. W., Gruninger, J. H., Bernstein, L. S., Sharma, R. D.
A new computer model, SHARC, has been developed by the Air Force for calculating high-altitude atmospheric IR radiance and transmittance spectra with a resolution of better than 1/cm. Comprehensive...
User's Manual for SAMM, SHARC And MODTRAN Merged. (2005)
Sharma, R. D., Brown, J. H., Berk, A., Acharya, P. K., Gruninger, J.
The SAMM, SHARC And MODTRAN Merged model calculates atmospheric radiance and transmission over the 1 - 40 micrometers spectral region for arbitrary lines of sight (LOS) from the ground through the...
Analysing qualitative case study evidence: The case of management accounting research (2004)
Ahmed, Rafiuddin, Chahal, Hardeep, Sharma, R. D.
Tools and techniques of analysing qualitative research evidence are poorly addressed in qualitative research literature (Miles, 1983, p.125) because of the variety of traditions within it, its...
An Infrared Spectral Radiance Code for the Auroral Thermosphere (AARC) (2003)
Winick, J. R., Picard, R. H., Joseph, R. A., Sharma, R. D., Wintersteiner, P. P.
A first principles scientific model for predicting the spectral radiance from the auroral thermosphere seen by an earthlimb observer is described. This model, and the resulting Auroral Atmospheric...
Inversion of Spire NO Data (2002)
Zachor, A. S., Sharma, R. D., Nadile, R. M.
An algorithm was developed to invert spectrally resolved Earth limb radiance profiles. It is applicable in the nonequilibrium altitude regime for species/tangent heights that correspond to the...
Test of an Inversion Algorithm for Spectrally Resolved Limb Radiance Profiles. (2002)
Tests were performed on a recursive algorithm that recovers vertical distributions of concentration and temperature by inversion of spectrally resolved IR limb radiance profiles. The tests, which...
Emission from CO2 Around 2.7 Micrometers from Daylight Atmospheres, (2002)
Sharma,R. D., Wintersteiner,P. P.
A detailed study of the vibrational states of CO2 in the upper atmosphere was conducted in order to enable the calculation of emission near 2.7 micrometers expected for sunlit conditions. New...
Zachor,A. S., Sharma,R. D., Winick,J. R., Picard,R. H.
Linear least-squares methods and the Jansson method of constrained nonlinear spectral deconvolution were used to analyze atomspheric emission spectra obtained in the Field-Widened Interferometer...
Wintersteiner,P. P., Sharma,R. D.
NLTE computer code for calculation of Emission and Transmission of Infrared Radiation Through Non-Equilibrium Atmospheres (AFGL-TR-83-0168) has been streamlined and updated. The newer version has...
The rate constants associated with the deactivation of vibrationally excited CO2* (001) by collisions with CO have been experimentally determined from 300 to 900K by a laser fluorescence method. The...
Sharma,R. D., Siani,R. D., Bullitt,M. K., Wintersteiner,P. P.
A computer code that calculates infrared radiance in the upper atmosphere has been developed. The code, for limb-looking geometry and conditions where local thermodynamic equilibrium may not hold,...
The Quantum-Mechanical Spectator Model or Impulse Approximation (IA) thus far has been used to study the collisions between fast projectiles and targets having little or no internal excitation. It is...
HAIRM-87. A High Altitude Infrared Radiance Model. (1998)
Sundberg, R. L., Robertson, D. C., Sharma, R. D., Ratkowski, A. J.
HAIRM, the AFGL/Visidyne High Altitude Infrared Radiance Model, calculates atmospheric radiance over the spectral region from 250 to 6000/cm (1.67-40.0 micrometers) and over altitudes from 60 to 250...
Description of SHARC: The Strategic High-Altitude Radiance Code. (1998)
Sharma, R. D., Ratkowski, A. J., Sundberg, R. L., Duff, J. W., Bernstein, L. S.
The Strategic High-Altitude Radiance Code (SHARC) is a new computer code that calculates atmospheric radiation and transmittance for paths from 60 to 300 km altitude in the 2-40 microns spectral...
Description of SHARC-2, the Strategic High-Altitude Atmospheric Radiance Code. (1998)
Sharma, R. D., Duff, J. W., Sundberg, R. L., Gruninger, J. H., Bernstein, L. S.
This report describes an upgraded version of the Strategic High-Altitude Radiance Code, SHARC-2. SHARC calculates atmospheric radiation and transmission over the 2-40 micrometers spectral region for...
Energy Distribution of Fast Nitrogen Atoms in the Nighttime Terrestrial Thermosphere, (1998)
Sharma, R. D., Kharchenko, V. A., Sun, Y., Dalgarno, A.
Energetic nitrogen atoms play a significant role in the chemistry and thermal balance of the thermosphere. The nocturnal energy distribution is calculated and the importance of including the center...
Sharma, R. D., Dothe, Hoang, Von Esse, F., Kharchenko, V. A., Sun, Y.
A quantitative interpretation is given of the observed quiescent nighttime radiance of nitric oxide in the fundamental vibration-rotation band near 5.3 micrometers. The radiance measured in the space...
User's Manual for SHARC-3, Strategic High-Altitude Radiance Code. (1997)
Sharma, R. D., Gruninger, J. H., Sundberg, R. L., Bernstein, L. S., Robertson, D. C.
The Strategic High-Altitude Radiance Code, SHARC-3, calculates atmospheric radiance and transmission over a 1 - 40 microns spectral region for arbitrary lines of sight (LOS) between 50 and 300 km...
Sundberg, R. L., Duff, J. W., Gruninger, J. H., Bernstein, L. S., Sharma, R. D.
A new computer model, SHARC, has been developed by the Air Force for calculating high-altitude atmospheric IR radiance and transmittance spectra with a resolution of better than 1 cm to the -1 power....