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The 1992 Langley Aerospace Research Summer Scholars (LARSS) program

By: NON

Supplemental catalog subcollection information: NASA Publication Collection; Astrophysics and Technical Documents; The overwhelming majority of the LARSS participants rated their overall summer research experience as good or excellent. Even though the 199

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A 22-gc balanced canonically tuned varactor quadrupler with 50-mw ...

By: Rafuse, R. P. ; Steinbrecher, D. H

Supplemental catalog subcollection information: NASA Publication Collection; Astrophysics and Technical Documents; Varactor frequency multiplier at centimeter wavelength

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RLE progress report no. 133, 1 January - 31 December 1990

By: Allen, Jonathan; Kleppner, Danie

Supplemental catalog subcollection information: NASA Publication Collection; Astrophysics and Technical Documents; Activities of the Research Laboratory of Electronics at MIT are summarized. NASA-sponsored research in the area of synthetic aperture radar

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2D velocity and temperature measurements in high speed flows based...

By: Seasholtz, Richard G

Supplemental catalog subcollection information: NASA Publication Collection; Astrophysics and Technical Documents; The use of molecular Rayleigh scattering for measurements of gas velocity and temperature is evaluated. Molecular scattering avoids problems

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Discrimination of ionic species from broad-beam ion sources

By: Anderson, J. R

Supplemental catalog subcollection information: NASA Publication Collection; Astrophysics and Technical Documents; The performance of a broad-beam, three-grid, ion extraction system incorporating radio frequency (RF) mass discrimination was investigated e

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A discrete Fourier transform for virtual memory machines

By: Galant, David C

Supplemental catalog subcollection information: NASA Publication Collection; Astrophysics and Technical Documents; An algebraic theory of the Discrete Fourier Transform is developed in great detail. Examination of the details of the theory leads to a comp

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Dark matter in the universe

By: Turner, Michael S

Supplemental catalog subcollection information: NASA Publication Collection; Astrophysics and Technical Documents; What is the quantity and composition of material in the Universe This is one of the most fundamental questions we can ask about the Universe

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Visualization of leading edge vortices on a series of flat plate d...

By: Payne, Francis M. ; Nelson, Robert C; Ng, T. Terry

Supplemental catalog subcollection information: NASA Publication Collection; Astrophysics and Technical Documents; A summary of flow visualization data obtained as part of NASA Grant NAG2-258 is presented. During the course of this study, many still and h

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Trajectory optimization for an asymmetric launch vehicle

By: Sullivan, Jeanne Mari

Supplemental catalog subcollection information: NASA Publication Collection; Astrophysics and Technical Documents; A numerical optimization technique is used to fully automate the trajectory design process for an symmetric configuration of the proposed Ad

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Electrical performance characteristics of high power converters fo...

By: Stuart, Thomas A. ; King, Roger J

Supplemental catalog subcollection information: NASA Publication Collection; Astrophysics and Technical Documents; The first goal of this project was to investigate various converters that would be suitable for processing electric power derived from a nuc

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Coordinated multifrequency observations of the BL LAC objects MRK ...

By: Mufson, S. L. ; Hackney, K. R. H. ; Hackney, R. L. ; Kondo, Y. ; Urry, C. M. ; Wisniewski, W. Z. ; Aller, M. F. ; Aller, H. D; Hutter, D. J.

Supplemental catalog subcollection information: NASA Publication Collection; Astrophysics and Technical Documents; The properties of three BL Lacertae objects, namely Mrk 180, Mrk 421, and Mrk 501, were investigated using data gathered at UV, X-ray, optic

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Space Shuttle Auxiliary Propulsion System: APS ignition system

By: Lauffer, J. R

Supplemental catalog subcollection information: NASA Publication Collection; Astrophysics and Technical Documents

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Software Engineering Laboratory (SEL) data base reporting software...

By: NON

Supplemental catalog subcollection information: NASA Publication Collection; Astrophysics and Technical Documents; Reporting software programs provide formatted listings and summary reports of the Software Engineering Laboratory (SEL) data base contents.

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Thermal contraints on high-pressure granulite metamorphism of supr...

By: Ashwal, L. D. ; Leslie, W. W; Morgan, P.

Supplemental catalog subcollection information: NASA Publication Collection; Astrophysics and Technical Documents; The circumstances leading to the formation and exposure at the Earth's surface of supracrustal granulites are examined. These are defined as

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Technical writing practically unified through industry

By: Houston, L. S

Supplemental catalog subcollection information: NASA Publication Collection; Astrophysics and Technical Documents; General background details in the development of a university level technical writing program, based upon the writing tasks of the student's

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Approach to reliability when applying new technologies

By: Bear, J. C

Supplemental catalog subcollection information: NASA Publication Collection; Astrophysics and Technical Documents; Tactical weapon systems, while different in many respects from PTTI applications, face similar risks in achieving reliability in development

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ARTIFICIAL EARTH SATELLITES INVESTIGATE THE ENVIRONMENT

By: ZONOV, Y. Y. V

Supplemental catalog subcollection information: NASA Publication Collection; Astrophysics and Technical Documents; THE USES OF ARTIFICIAL SATELLITES FOR STUDYING THE PROCESSES IN THE SPREAD OF INDUSTRIAL WASTES IN NATURE AND FOR ACHIEVING INSPECTIONS FOR

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Noncommuting observables in quantum detection and estimation theory

By: Helstrom, C. W

Supplemental catalog subcollection information: NASA Publication Collection; Astrophysics and Technical Documents; In quantum detection theory, the optimum detection operators must commute; admitting simultaneous approximate measurement of noncommuting ob

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Materials science and processing in space, appendix H

By: Shepherd, W. G. ; Vernon, A. R

Supplemental catalog subcollection information: NASA Publication Collection; Astrophysics and Technical Documents; Potential of processes and materials development in space environments

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Analysis of cylindrical reactor fuel pin for clad stress caused by...

By: Gedeon, L. ; Lietzke, A. F

Supplemental catalog subcollection information: NASA Publication Collection; Astrophysics and Technical Documents; Analysis of cylindrical reactor fuel pin for clad stress caused by fission gases

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