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There are a total of 749 record(s) matching your query.
Sorted by: Date Added To NTRS in Descending order
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An Approach for Autonomy: A Collaborative Communication Framework for Multi-Agent Systems
Author(s): Dufrene, Warren Russell, Jr.
Abstract: Research done during the last three years has studied the emersion properties of Complex Adaptive Systems (CAS). The deployment of Artificial Intelligence (AI) techniques applied to remote Unmanned Aerial Vehicles has led ...
NASA Center: Goddard Space Flight Center, Wallops Flight Facility
Publication Year: 2005
Added to NTRS: 2006-08-03
Document ID: 20060002708
Wind Tunnel Tests of Evolved Mars Tumbleweed Concepts
Author(s): Antol, Jeffrey; Harris, Steven B.; Hajos, Gregory A.; Strickland, Christopher V.
Abstract: This paper summarizes the testing conducted in the Basic Aerodynamics Research Tunnel (BART) at NASA Langley Research Center (LaRC) to measure the drag properties of evolved Tumbleweed rover designs.
NASA Center: Langley Research Center, Wallops Flight Facility
Publication Year: 2006
Added to NTRS: 2006-08-02
Document ID: 20060004783; Report Number: AIAA Paper 2006-0069
Application of pushbroom altimetry from space using large space antennas
Author(s): Parsons, C. L.; Mcgoogan, J. T.; Beck, F. B.
Abstract: The capabilities of multibeam altimetry are discussed and an interferometric multibeam technique for doing precision altimetry is described. The antenna feed horn arrangement and the resulting footprint lube pattern are ...
NASA Center: Goddard Space Flight Center, Langley Research Center, Wallops Flight Facility
Publication Year: 1985
Added to NTRS: 2006-08-02
Accession Number: 85N23817; Document ID: 19850015506
Oceanographic observations across the northern Gulf Stream
Author(s): Curtin, Thomas B.; Pietrafesa, Leonard J.
Abstract: No Abstract Available
NASA Center: Langley Research Center, Wallops Flight Facility
Publication Year: 1978
Added to NTRS: 2005-10-13
Accession Number: 90N70333; Document ID: 19900066387; Report Number: NAS 1.26:185979, NASA-CR-185979, NCS-78-3
Analysis of GEOSAT radar altimeter errors based on pre-launch test data
Author(s): Miller, L.; Uliana, A.; Shuhy, J.; Choy, L.; Hayne, G.; Hancock, D.
Abstract: Prelaunch test results conducted on the GEOSAT radar altimeter are discussed. This report is for documentation of results. The results are applicable to new sensor engineering design and testing, and post launch monitoring ...
NASA Center: Goddard Space Flight Center, Wallops Flight Facility
Publication Year: 1988
Added to NTRS: 2005-10-13
Accession Number: 89N12806; Document ID: 19890003435; Report Number: AD-A197818, NAS 1.15:101230, NASA-TM-101230, NRL-MR-6244
An evaluation of in situ ozone sensor performance during a cold frontal passage
Author(s): Parsons, C. L.
Abstract: The capabilities of the electrochemical concentration cell ozonesonde for measuring the vertical profile of atmospheric ozone were studied during a three day experiment at Wallops Island, Virginia, and Norfolk, Virginia. ...
NASA Center: Wallops Flight Facility
Publication Year: 1978
Added to NTRS: 2005-10-13
Accession Number: 78N27706; Document ID: 19780019763; Report Number: NASA-TP-1239
Bermuda ionosonde tests in support of OTH-B
Author(s): Kitrosser, David F.; Bibl, Klaus; Tang, Jane; Bullett, Terence W.
Abstract: Through evaluation of low power test results obtained during low power tests conducted on the Digisonde at Wallops Flight Facility, the RFI committee established that further testing was required prior to authorization of ...
NASA Center: Wallops Flight Facility
Publication Year: 1988
Added to NTRS: 2005-10-13
Accession Number: 90N25442; Document ID: 19900016126; Report Number: AD-A221315, GL-TR-89-0182, NAS 1.15:89359, NASA-TM-89359, SR-11, ULRF-452/CAR
Preliminary estimates of radiosonde thermistor errors
Author(s): Schmidlin, F. J.; Luers, J. K.; Huffman, P. D.
Abstract: Radiosonde temperature measurements are subject to errors, not the least of which is the effect of long- and short-wave radiation. Methods of adjusting the daytime temperatures to a nighttime equivalent are used by some ...
NASA Center: Wallops Flight Facility
Publication Year: 1986
Added to NTRS: 2005-10-13
Accession Number: 87N12086; Document ID: 19870002653; Report Number: NAS 1.60:2637, NASA-TP-2637
Soft Particle Spectrometer, Langmuir Probe, and Data Analysis for Aerospace Magnetospheric/Thermospheric Coupling Rocket Program
Author(s): Sharber, J. R.; Frahm, R. A.; Scherrer, J. R.
Abstract: Under this grant two instruments, a soft particle spectrometer and a Langmuir probe, were refurbished and calibrated, and flown on three instrumented rocket payloads as part of the Magnetosphere/Thermosphere Coupling ...
NASA Center: Wallops Flight Facility
Publication Year: 1997
Added to NTRS: 2005-10-13
Accession Number: 97N20123; Document ID: 19970018042; Report Number: NAS 1.26:203479, NASA-CR-203479
A synchronous data analyzer for the Minimum Delay Data Format (MDDF) and Launch Trajectory Acquisition System (LTAS)
Author(s): Green, Andrew J.
Abstract: The Synchronous Data Analyzer gives its user an independent source for checking the validity of raw MDDF and LTAS data. Its ability to produce real-time displays comprised of decoded parameters as well as its ability to ...
NASA Center: Wallops Flight Facility
Publication Year: 1987
Added to NTRS: 2005-10-13
Accession Number: 87N24590; Document ID: 19870015157; Report Number: NAS 1.60:2743, NASA-TP-2743, REPT-822.1
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