An Official Website of the United States Government
Search
Narrow Search Filters:
State:Alabama
Company: CFD Research Corporation Agency/Program/Year/Phase: NASA / SBIR / 1989 / 2
Abstract: LIQUID PROPELLANT ATOMIZATION PLAYS A DOMINANT ROLE IN STABLE AND EFFICIENT OPERATION OF ROCKET THRUST CHAMBERS. DESPITE THE RECENT PROGRESS IN COMPUTATIONAL FLUID DYNAMICS (CFD) AND SPRAY COMBUSTION MODELLING TECHNIQUES, NOSATISFACTORY APPROACH HAS YET BEEN DEVELOPED FOR PROPELLANT ATOMIZATION… more
Company: CFD Research Corporation Agency/Program/Year/Phase: DOD / SBIR / 1989 / 1
Abstract: GAS TURBINE AUGMENTORS HAVE HISTORICALLY EXPERIENCED DIFFICULT MAINTAINING COMBUSTION AT HIGH ALTITUDES AND LOW FLIGHT MACH NUMBERS. DUE TO THE LACK OF ANALYTICAL TOOLS, TESTING PROVIDES THE PRINCIAL MEANS OF IMPROVING A DESIGN FOR STABILITY. SUCH TESTING IS EXPENSIVE AND TIME CONSUMING, THUS… more
Company: CFD Research Corporation Agency/Program/Year/Phase: NASA / SBIR / 1989 / 1
Abstract: THE VENTED NOZZLE IS AN INNOVATIVE CONCEPT TO AERODYNAMICALLY MODULATE THE NOZZLE FLOW AREA DURING FLIGHT OF A LAUNCH VEHICLE AND THUS GREATLY IMPROVE THE NOZZLE PERFORMANCE. IT REQUIRES A LARGE AREA RATIO NOZZLE WHOSE WALLS ARE VENTED THROUGH A SERIES OF SPRINGLOADED CHECK VALVES. THIS ALLOWS… more
Company: COMMUNICATIONS & EAR PROTECTION, INC. Agency/Program/Year/Phase: DOD / SBIR / 1989 / 1
Abstract: THE OBJECTIVE OF THE PROPOSED RESEARCH IS THE DEVELOPMENT OF A METHOD OF GENERATING EFFECTIVENESS MEASURES FOR USER TESTING OF C2 SYSTEMS. THE MEASURE, CALLED A "MOMENT-TO MOMENT" (MTM) MEASURE, INDICATES THE IMPACT OF PERFORMANCE OF EACH COMMAND GROUP TASK ON OVERALL BATTLE SYSTEM EFFECTIVENESS. IN… more
Company: Eaglemark Inc Agency/Program/Year/Phase: DOD / SBIR / 1989 / 1
Abstract: AS YET UNIDENTIFIED PHYSICAL MECHANISMS HAVE CAUSED ABRUPT CHANGES IN THE FLIGHT PATHS OF HIGH-SPEED MISSILES WHICH HAVE LARGE LENGTHTO-DIAMETER RATIOS AND ARE RELATIVELY FLEXIBLE. THESE FLIGHT INSTABILITIES ARE PROBABLY CAUSED BY THE NONLINEAR INTERACTION OF MISSILE VIBRATION AND ROTATION,… more
Company: Ferlyn Biomedical Agency/Program/Year/Phase: HHS / SBIR / 1989 / 1
Abstract: ANTI-IDIOTYPE (ANTI-ID) ANTIBODIES RECOGNIZE DETERMINANTS OF THE IMMUNOGLOBULIN VARIABLE REGION THAT ARE INDIVIDUALLY SPECIFIC TO THE IMMUNIZING ANTIBODY. FRUITFUL IN MANY SCIENTIFIC FIELDS AND PROMISING IN CLINICAL TRIALS OF COMBINATION IMMUNOTHERAPY, THEY ARE UNFORTUNATELY ONE OF THE MOST… more
Company: Gamma Research Inc. Agency/Program/Year/Phase: NASA / SBIR / 1989 / 2
Abstract: A GROWING NATIONAL NEED EXISTS FOR THE DEVELOPMENT OF A COMPUTER WORK STATION TECHNOLOGY WHICH IS INTERACTIVE AND ASSISTS THE USER IN CONTROLLING THE ACCURACY OF MANUAL DATA ENTRY TASKS DURING DATA BASE PREPARATION AND DURING COMMUNICATION OVER LOCAL AREA NETWORKS. SUCH A TECHNOLOGY WOULD AFFECT… more
Company: General Digital Industries Inc Agency/Program/Year/Phase: NASA / SBIR / 1989 / 1
Abstract: N/A
Company: Huntsville Sciences Corp. Agency/Program/Year/Phase: NASA / SBIR / 1989 / 1
Abstract: HUNTSVILLE SCIENCES CORPORATION PROPOSES TO DEVELOP AN ADVANCED COMPUTATIONAL TOOL TO USE IN ANALYSIS AND DESIGN OFADVANCED PROPULSION SYSTEMS FOR CURRENT AND FUTURE SPACE VEHICLES. THE CODE WILL MODEL THE TURBULENT, FINITE RATE REACTING, TWO PHASE FLOW IN PROPULSION SYSTEM THRUST CHAMBERS. STARTUP… more
Company: Korsch Optics Inc Agency/Program/Year/Phase: DOD / SBIR / 1989 / 1
Abstract: OPTICAL DESIGNS OF TWO CONCEPTS FOR WIDE FIELD, HIGH RESOLUTION PHASED ARRAY IMAGING TELESCOPES WILL BE DEVELOPED AND ANALYZED. THE RESULTS WILL THEN BE COMPARED TO FIND THE SUPERIOR CONCEPT. THE FIRST CONCEPT RESEMBLES CLOSELY THE SYSTEMS PROPOSED IN THE PAST FOR ASTRONOMICAL SPACE TELESCOPES. IT… more
Company: Physicon Inc Agency/Program/Year/Phase: DOD / SBIR / 1989 / 2
Abstract: A NEWLY CONCEIVED SENSOR USES PULSED RF ENERGY CONDUCTED ALONG THE GROUND SURFACE TO IMMEDIATELY DETECT ANY OBJECT OR PERSON CROSSING A SELECTED AREA. THE SENSING ELEMENT IS THE GROUND ITSELF SINCE GROUND CONDUCTIVITY (RESISTANCE -1) CHANGES WHEN COMPRESSED BY THE WEIGHT OF AN OBJECT. USING ADVANCED… more
Company: Remtech Inc. Agency/Program/Year/Phase: NASA / SBIR / 1989 / 2
Abstract: THE NEXT GENERATION OF SPACEFLIGHT VEHICLES, SUCH AS THE AFECURRENTLY BEING DESIGNED, WILL REQUIRE MORE PRECISE PREDICTIONS OF THE VEHICLE AERODYNAMICS IN THE TRANSITIONAL FLOW REGIME THAN WAS ACHIEVED WITH THE SPACE TRANSPORTATION SYSTEM. THIS IS NECESSITATED BY THE NEED TO REDUCE ONBOARD GUIDANCE… more
Company: Remtech Inc. Agency/Program/Year/Phase: NASA / SBIR / 1989 / 2
Abstract: AS THE ORBITAL MANEUVERING VEHICLE OR ASTRONAUTS SEATED IN THE MAN MANEUVERING UNIT MOVE EXTERNALLY ABOUT THE SPACE STATION TO PERFORM ASSEMBLY, MAINTENANCE, PAYLOAD SERVICING,AND OTHER EVA ACTIVITIES, THEIR RCS MICRO-THRUSTER PLUMES MAY IMPINGE ON VARIOUS STRUCTURES/PAYLOADS CREATING LOCALLY SEVERE… more
Company: Remtech Inc. Agency/Program/Year/Phase: NASA / SBIR / 1989 / 1
Abstract: THE SHOCK LAYER FLOW FIELD AROUND HYPERSONIC VEHICLES MANEUVERING IN THE UPPER ATMOSPHERE SUCH AS AFE, AOTV AND NASP IS CHARACTERIZED BY CHEMICAL AND THERMAL NONEQUILIBRIUM DUE TO SIGNIFICANT DISSOCIATION AND IONIZATION. ELECTRIC FIELDS ARE INDUCED AS A CONSEQUENCE OF CHARGE SEPARATION DUE TO… more
Company: Scientific Computing & Control Agency/Program/Year/Phase: DOD / SBIR / 1989 / 1
Abstract: WE PROPOSE TO PRODUCE A PRELIMINARY DESIGN OF A FIFTH-SCALE REMOTE CONTROL HELICOPTER REPRESENTING A BLACK HAWK OR APACHE. THE DESIGN WILL BE PRODUCED SUCH THAT ROTORS CAN BE EASILY CHANGED FOR ROTOR EMPIRICAL RESEARCH OR TESTING. WE WILL USE AS MUCH AS POSSIBLE AVAILABLE HARDWARE AND TECHNIQUES,… more
Company: SECA, Inc. Agency/Program/Year/Phase: DOD / SBIR / 1989 / 1
Abstract: A COMPUTATIONAL FLUID DYNAMICS (CFD) ANALYSIS OF IGNITION AND BLOWOUT IN GAS TURBINE AUGMENERS IS PROPOSED IN ORDER TO IMPROVE OUR UNDERSTANDING OF IGNITION AND OF METHODS OF MAINTAINING STABLE COMBUSION. THE INTERACTION OF AERODYNAMICS AND COMBUSTION CHEMISTRY IS SO COMPLEX THAT GAS TURBINE… more
Company: Sigmatech Inc Agency/Program/Year/Phase: DOD / SBIR / 1989 / 1
Abstract: A UNIQUE METHODOLOGY FOR SOLID-STATE ELECTRONIC GIMBALLING OF MISSILE SEEKERS IS DESCRIBED. THE APPROACH UTILIZES THE ABILITY OF SOLID-STATE IMAGING SENSOR TO DYNAMICALLY POSITION THE AREA OF INTEREST IN THE SCENE FOR ELECTRONIC STABILIZATION. THE PROPOSED CONCEPT IS BASED UPON THE ADAPTATION OF THE… more
Company: SIMULATION TECHNOLOGIES, INC. Agency/Program/Year/Phase: DOD / SBIR / 1989 / 1
Abstract: A THEORETICAL ANALYSIS OF THE 4-WIRE TEM GENERATOR BY LIEPA AND JAREM HAS SHOWN THAT UNIFORM TEM WAVES CAN BE GENERATED OVER A 6 FT. DIAMETER TARGET REGION AT VHF FREQUENCIES. WE HYPOTHESIZE THAT BOTH POLARIZATION AND PHASE FRONT TILT CAN BE ACHIEVED ALSO WITH THIS SYSTEM BY CONTROLLING THE FOUR… more
Company: Tuskegee Research Institute Agency/Program/Year/Phase: DOD / SBIR / 1989 / 1
Abstract: THE GOAL OF THIS RESEARCH PROJECT IS THE DEVELOPMENT OF A VOICE AND/OR DATA COMMUNICATIONS SYSTEM USING VECTOR QUANTIZATION (VQ). VECTOR QUANTIZATION HAS TRADITIONALLY BEEN USED AS A SOURCE CODING ALGORITH FOR DIGITAL CODING SYSTEMS. BY REVERSING THE ORDER OF THE ENCODER AND DECODER, VQ CAN BE USED… more
Company: Tuskegee Research Institute Agency/Program/Year/Phase: DOD / SBIR / 1989 / 1
Abstract: THE GOAL OF THIS RESEARCH PROJECT IS THE DEVELOPMENT OF A PATTERN RECOGNITION EXPERT SYSTEM FOR AUTOMATED CLASSIFICATION AND DETECTION OF SONAR SIGNALS. THE EXPERT SYSTEM WILL BE COMPOSED OF TWO PARTS: I) FRONT END SIGNAL PROCESSING SYSTEM TO EXTRACT POWER SPECTRUM PARAMETERS, AND II) AN EXPERT… more
Company: VISION RESEARCH CORPORATION Agency/Program/Year/Phase: HHS / SBIR / 1989 / 2
Abstract: WE PROPOSE TO BUILD A COMPUTER-GRAPHICS, PHASE-DIFFERENCE, CRT HAPLOSCOPE. THIS WILL BE A PROGRAMMABLE, FLEXIBLE, STEREOSCOPIC DISPLAY SYSTEM USEFUL FOR: 1. RESEARCH IN BINOCULAR VISION, STRABISMUS, AND AMBLYOPIA; 2. CLINICAL SCREENING AND MEASUREMENT OF STRABISMUS AND AMBLYOPIA; AND 3. CLINICAL… more
HELP FOR NARROW YOUR SEARCH
Search Options
Search for Either Criteria
Narrowing the Search Results
Search Options
There are several categories such as “By Agency”, “By Year”, “By State” etc. Select a checkbox within a category to refine your search results.
Each of your selections is listed in the “Narrow Search Filters” bar. You can uncheck these selections to remove them.
Search for Either Criteria
When you select multiple values within a category, the results will include values that match either of the selections. For example, selecting “2005” and “2007” in the “By Year” category will display results that include either 2005 OR 2007 in the results.
Narrowing the Search Results
You can refine your search results across categories. To narrow down your results, select multiple values across different categories. The results will only include values that match the selections across the categories. For example, selecting “2005” in the “By Year” category and “NASA” in the “By Agency” category will only display the results that contain both “2005” AND “NASA” in the results.