Abstract:PROPOSED IS AN OPTICAL CORRELATOR OR CONVOLVER CAPABLE OF ACCEPTING RASTER SCANNED IMAGERY AT VIDEO RATES, AND CORRELATING WITH A LARGE LIBRARY OF REFERENCE IMAGES.
Abstract:ADVANCED OPTICAL SYSTEMS PROPOSES TO CONCEPTUALLY DESIGN, EXPERIMENTALLY VALIDATE AND DOCUMENT A MULTI-POINT FIBER-OPTIC NETWORK TO SUPPORT SIMULTANEOUS MULTIPLE RADAR SYSTEM INPUTS. THE PROPOSED NETWORK DESIGN WILL INCLUDE THE NETWORK TOPOLOGY, PROTOCOL STRUCTURE, AND CRITICAL ITEM SPECIFICATIONS… more
Abstract:THIS PROJECT COVERS THE DEVELOPMENT OF AN ADIABATIC DEMAGNETIZATION REFRIGERATOR FOR USE IN ZERO GRAVITY AND EMPLOYS AN INNOVATIVE PRECOOLER AND THERMAL SWITCH. IN ADDITION, THE PROJECT INVOLVES THE DESIGN OF A SUPERCONDUCTING MAGNET SYSTEM ENERGIZED BY A SUPERCONDUCTING FLUX PUMP. THE SYSTEM… more
Abstract:THIS PROJECT CONCERNS THE DEVELOPMENT OF A CRYOCOOLER TO OPERATE AT 0.1 K IN ZERO GRAVITY. THE CRYOCOOLER WILL USE THE PRINCIPLE OF DILUTION OF HELIUM-3 SOLUTION BY PURE SUPERFLUID HELIUM-4 FOR THE COOLING EFFECT. A CONVENTIONAL DILUTION REFRIGERATOR REQUIRES GRAVITY FOR OPERATION, SO AN INNOVATIVE… more
Abstract:THIS PROPOSAL COVERS THE DEVELOPMENT OF A MULTISTAGE CRYOCOOLER USING THE MIKULIN PULSE TUBE CYCLE. THE EFFORT IS DIRECTED TOWARD THE DESIGN OF A HIGH RELIABILITY, LONG LIFETIME 20 K UNIT WITH A REFRIGERATION POWER OF 1 WATT.
Abstract:THIS PROPOSAL COVERS THE DEVELOPMENT OF A FAST COOLDOWN LINDEHAMPSON CRYOCOOLER. BOTH SINGLE STAGE UNITS, REACHING 80 KELVIN, AND MULTI-STAGE UNITS, REACHING APPROXIMATELY 4 KELVIN ARE POSSIBLE. THE UNIT CAN BE USED WITH GAS BOTTLES FOR SHORT TERM USE. FOR LONG LIFETIME EITHER A MECHANICAL OR… more
Abstract:IN AN EFFORT TO COMPENSATE FOR THE DECLINING SKILL LEVELS OF SHIPYARD WELDERS, THIS PROGRAM RESEARCHES THE FEASIBILITY OF BUILDING AN ADAPTIVE WELD CONTROL SYSTEM USING A RULE-BASED EXPERT SYSTEM AND APPROPRIATE SENSORS. THE SHIPYARD WELDING PROCESS THAT CAN BENEFIT MOST FROM SUCH A CONTROL SYSTEM… more
Abstract:A PROPOSAL IS MADE TO DEVELOP A MATHEMATICAL MODEL OF THE NOMOGRAPH PRESENTED IN MIL-STD-1472C. THE MODEL WILL BE BASED UPON A MATHEMATICAL RELATIONSHIP DEVELOPED IN PRELIMINARY STUDIES THAT EXPRESSES THE EFFECTIVE TEMPERATURE AS A FUNCTION OF THE DRY BULB AND WET BULB TEMPERATURES AND THE AIRSTREAM… more
Abstract:A LIBRARY OF INFORMATION NEEDS TO BE ASSEMBLED IN ONE PLACE WHICH PERMITS ANALYSIS OF THE OPERATIONAL AND TECHNOLOGY PROBLEMS ASSOCIATED WITH ACCURATE DAMAGE ASSESSMENT. IN THIS PROPOSAL WE DESCRIBE THE TECHNICAL CONSIDERATIONS REQUIRED FOR THE ASSEMBLY OF THE LIBRARY ELEMENTS AND ALSO A METHODOLOGY… more
Abstract:THE PROBLEM OF LOCATING AND STRIKING TARGETS IN A PREVIOUSLY SELECTED AREA OF INTEREST IN ALL WEATHER DAY OR NIGHT OPERATION AND WITH AN OVERALL FOOTPRINT COVERAGE LIMITED TO MOBILE TARGET DEPLOYMENT AREAS HAS BEEN THE ACHILLES' HEEL OF THE CRT CONCEPT SINCE ITS INCEPTION. THE KEY ISSUE IS THAT… more
Abstract:THE OBJECTIVES OF THIS PHASE I PROGRAM ARE TO PROVIDE A FIRST ORDER DETERMINATION OF THE UNCERTAINTIES IN DEW PHENOMENOLOGY, BOTH FOR ELECTRONICS AND STRUCTURE, THAT PREVENT ACCURATE PREDICTIONS OF STRATEGIC BALLISTIC MISSILE SYSTEM SURVIVABILITY TO DEW EFFECTS AND THAT PREVENT THE DEVELOPMENT OF… more
Abstract:PRESSURE SENSORS WHICH ARE CURRENTLY AVAILABLE FOR MECHANICAL RESPONE MEASUREMENTS OF PROTECTIVE STRUCTURES EXPOSED TO SEVERE BLAST AND SHOCK ENVIRONMENT HAVE LIMITED BANDWIDTH, ARE SUSCEPTIBLE TO EMI, AND MAY FAIL TO SURVIVE. DIRECT OPTICAL PRESSURE MEASUREMENT COMBINED WITH FIBER OPTIC SIGNAL… more
Abstract:BECAUSE INTERNATION TREATIES PRECLUDE HIGH-ALTITUDE NUCLEAR TESTS, THERE IS LITTLE RELEVANT DATA FROM NUCLEAR BURSTS REGARDING THE SIZE AND DYNAMICS OF STRIATIONS IN NUCLEAR PLUMES OR EVEN THE BASIC PHYSICAL CONDITIONS WHICH PERMIT THE EVOLUTION OF STRIATIONS. THE UNDERSTANDING OF STRIATION BEHAVIOR… more
Abstract:JAYCOR HAS PERFORMED PRELIMINARY IR&D EXPERIMENTS AND NUMERICAL SIMULATION OF THE INTERACTION OF LASERS WITH SOLID TARGETS. THE RESULTS SUGGEST THAT A CERTAIN CLASS OF LASERS MAY BE USEFUL IN SIMULATING AT LEAST TWO IMPORTANT NUCLEAR WEAPON EFFECTS: (1) THE SCALED ELECTROMAGNETIC RESPONSE OF A… more
Abstract:THIS PROPOSAL OFFERS TO MARRY TWO EXISTING DEVICES; A SPECIAL RADIATION TOLERANT SILICON PHOTODIODE DEVELOPED FOR LASER GYRO APPLICATIONS WITH A DIGICON PHOTOMULTIPLIER, TO CREATE A PHOTODETECTORWITH UNPRECIDENTED OPTICAL RESPONSIVITY AND INSENSITIVITY TO BACKGROUND RADIATION. THIS WILL ALSO RELAX… more
Abstract:THE BLIND RAISE TUNNEL LINING REQUIRES THAT HIGH SPEED AUTOMATED APPLICATION OF THE LINING MATERIAL BE MADE. AN IMPORTANT ASPECT OF THE TUNNEL LINING PROCESS IS A RELIABLE INSPECTION AND CONTROL SUBSYSTEM THAT WOULD ENSURE THAT THE LINING SATISFY THE CRITERIA ESTABLISHED. IN THIS PROPOSAL, DETAILED… more
Abstract:EXPAND THE EXISTING CAPABILITY TO RECORD SINGLE PULSE, HIGH POWER MICROWAVE (HPM) SIGNALS TO 100 GHZ. ENSURE THAT SPECTRAL CONTENT, POWER, PULSE WIDTH, MODE AND BANDWIDTH MAY BE DETERMINED.
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.