Search Results - "Rickman, D. L."

Anorthite sputtering by H+ and Arq+ (q = 1-9) at solar wind velocities by Hijazi, H., Bannister, M. E., Meyer III, H. M., Rouleau, C. M., Barghouty, A. F., Rickman, D. L., Meyer, F. W.

“…We report sputtering measurements of anorthite‐like material, taken to be representative of soils found in the lunar highlands, impacted by singly and…”
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Obstacles encountered in the development of the low vision enhancement system by MASSOF, R. W, RICKMAN, D. L

“…The Johns Hopkins Wilmer Eye Institute and the NASA Stennis Space Center are collaborating on the development of a new high technology low vision aid called…”
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Validation of magnetic resonance imaging (MRI) multispectral tissue classification by Vannier, M W, Pilgram, T K, Speidel, C M, Neumann, L R, Rickman, D L, Schertz, L D

“…The application of NASA multispectral image processing technology for analysis of Magnetic Resonance Imaging (MRI) scans has been studied. Software and…”
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Multispectral analysis of MR images of the breast by Gohagan, J K, Spitznagel, E L, Murphy, W A, Vannier, M W, Dixon, W T, Gersell, D J, Rossnick, S L, Totty, W G, Destouet, J M, Rickman, D L

“…Preliminary investigations were conducted into the potential of magnetic resonance (MR) images for tissue classification of the breast on the basis of relative…”
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Contributions of solar-wind induced potential sputtering to the lunar surface erosion rate and it’s exosphere by Alnussirat, S.T., Barghouty, A.F., Edmunson, J.E., Sabra, M.S., Rickman, D.L.

“…Sputtering of lunar regolith by solar-wind protons and heavy ions with kinetic energies of about 1 keV/amu is an important erosive process that affects the…”
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Anorthite sputtering by H + and Ar q + ( q  = 1–9) at solar wind velocities by Hijazi, H., Bannister, M. E., Meyer, H. M., Rouleau, C. M., Barghouty, A. F., Rickman, D. L., Meyer, F. W.

“…Abstract We report sputtering measurements of anorthite‐like material, taken to be representative of soils found in the lunar highlands, impacted by singly and…”
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Anorthite sputtering by H super(+) and Ar super(q+) (q=1-9) at solar wind velocities by Hijazi, H, Bannister, ME, Meyer, H M, Rouleau, C M, Barghouty, A F, Rickman, D L, Meyer, F W

“…We report sputtering measurements of anorthite-like material, taken to be representative of soils found in the lunar highlands, impacted by singly and…”
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Multispectral magnetic resonance image analysis by Vannier, M W, Butterfield, R L, Rickman, D L, Jordan, D M, Murphy, W A, Biondetti, P R

“…Multiecho magnetic resonance (MR) scanning produces tomographic images with approximately equal morphologic information but varying gray scales at the same…”
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