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There are a total of 2371 record(s) matching your query.
Sorted by: Date Added To NTRS in Descending order
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Study made of large amplitude fuel sloshing
Author(s): Di Maggio, O. D.; Salzman, R. N.
Abstract: Study of resonant oscillations of an ideal fluid in a cylindrical tank is used to obtain a better understanding of fuel sloshing in large liquid booster. More realistic structural design criteria may be formulated when the ...
NASA Center: NASA (non Center Specific)
Publication Year: 1967
Added to NTRS: 2005-09-30
Accession Number: 67B10439; Document ID: 19670000439; Report Number: MFS-12381
Corrosion-Protection Coatings for Aluminum
Author(s): Higgins, R. H.
Abstract: Study investigates 21 combinatios of surface treatments, primers and topcoats. Study considers several types of coatings, including primers, enamels, chlorinated rubbers, alkyds, epoxies, vinyls, polyurethanes, waterbased ...
NASA Center: Marshall Space Flight Center
Publication Year: 1983
Added to NTRS: 2005-09-30
Accession Number: 82B10169; Document ID: 19820000169; Report Number: MFS-25640
Determination of hydroxyl content in impure magnesium oxide
Author(s): Blosser, E. R.; Hall, E. H.; Iden, R. B.
Abstract: Three-step thermal process quantitatively determines the hydroxyl content in samples of magnesium oxide. Analytical method can be adapted to large-scale production of hydroxyl-free magnesium oxide.
NASA Center: NASA (non Center Specific)
Publication Year: 1970
Added to NTRS: 2005-09-30
Accession Number: 70B10017; Document ID: 19700000017; Report Number: NPO-10774
Copper and nickel adherently electroplated on titanium alloy
Author(s): Brown, E. E.
Abstract: Anodic treatment of titanium alloy enables electroplating of tightly adherent coatings of copper and nickel on the alloy. The alloy is treated in a solution of hydrofluoric and acetic acids, followed by the electroplating ...
NASA Center: NASA (non Center Specific)
Publication Year: 1967
Added to NTRS: 2005-09-30
Accession Number: 67B10532; Document ID: 19670000531; Report Number: MFS-13952
Adherent protective coatings plated on magnesium-lithium alloy
Abstract: Zinc is plated on a magnesium-lithium alloy by using a modification of the standard zinc-plate immersion bath. Further protection is given the alloy by applying a light plating of copper on the zinc plating. Other metals are ...
NASA Center: NASA (non Center Specific)
Publication Year: 1965
Added to NTRS: 2005-09-30
Accession Number: 65B10294; Document ID: 19650000292; Report Number: MFS-365
Gas chromatography of volatile organic compounds
Author(s): Zlatkis, A.
Abstract: System has been used for problems such as analysis of volatile metabolities in human blood and urine, analysis of air pollutants, and in tobacco smoke chemistry. Since adsorbent is reusable after porper reconditioning, ...
NASA Center: Johnson Space Center
Publication Year: 1973
Added to NTRS: 2005-09-30
Accession Number: 73B10406; Document ID: 19730000406; Report Number: MSC-14428
Brazed boron-silicon carbide/aluminum structural panels
Author(s): Arnold, W. E., Jr.; Bales, T. T.; Brooks, T. G.; Lawson, A. G.; Mitchell, P. D.; Royster, D. M.; Wiant, R.
Abstract: Fluxless brazing process minimizes degradation of mechanical properties composite material of silicon carbide coated boron fibers in an aluminum matrix. Process is being used to fabricate full-scale Boron-Silicon ...
NASA Center: Langley Research Center
Publication Year: 1978
Added to NTRS: 2005-09-30
Accession Number: 78B10221; Document ID: 19780000221; Report Number: LAR-12244
Analysis of thermal stress and metal movement during welding
Author(s): Andrews, J. B.; Masubuchi, K.
Abstract: Objectives of study were: investigation of temperature changes caused by welding arc with analysis of temperature distribution; development of system of mathematical statements describing thermal stresses and plastic strains ...
NASA Center: Marshall Space Flight Center
Publication Year: 1972
Added to NTRS: 2005-09-30
Accession Number: 72B10333; Document ID: 19720000332; Report Number: MFS-20984
Method for evaluating effectiveness of dry fire-extinguishing chemicals
Author(s): Altman, R. L.
Abstract: Apparatus used in method is commercially available, powder-deposition type oxy-acetylene torch that has been modified to provide electronically timed operations and more uniform powder flow; usual torch tips are replaced by ...
NASA Center: Ames Research Center
Publication Year: 1975
Added to NTRS: 2005-09-30
Accession Number: 75B10027; Document ID: 19750000027; Report Number: ARC-10869
Improved epitaxial process for fabricating silicon carbide semiconductor devices
Author(s): Will, H. A.; Powell, J. A.
Abstract: Process of growing expitaxial silicon carbide (SiC) layers on SiC substrates so that epitaxial growth is perpendicular to c-axis by chemical vapor deposition process at temperatures of 1590 to 1660 K minimizes variations in ...
NASA Center: Glenn Research Center
Publication Year: 1974
Added to NTRS: 2005-09-30
Accession Number: 74B10017; Document ID: 19740000017; Report Number: LEW-12094
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