Abstract:ATA HAS DEVELOPED SEVERAL ANGULAR SENSORS BASED ON THE MAGNETOHYDRODYNAMIC (MHD) PRINCIPLE AND CURRENTLY HOLDS A PATENT ON THE BASIC DESIGN. THE NAVY REQUIRES A PROJECTILE SPIN SENSOR WHICH CAN MEASURE THE PEAK ANGULAR VELOCITY AND INDIRECTLY, THE PROJECTILE MUZZLE VELOCITY. THIS INFORMATION CAN… more
Abstract:A VARIETY OF HARDWRE ENHANCEMENTS HAVE BEEN MADE OVER THE YEARS TO THE HIGH ENERGY LASER DATA ACQUISITION AND PROCESSING SYSTEM (HELDAPS) AT THE WHITE SANDS MISSILE RANGE HIGH ENERGY LASER SYSTEM TEST FACILITY. THE EXISTING HELDAPS SOFTWARE DOES NOT FULLY UTILIZE THE CAPABILITIES OF THE ENHANCED… more
Abstract:A PROJECT IS PROPOSED TO INVESTIGATE THE FEASIBILITY OF COMBINING A PHASE-CHANGE NON-LINEAR OPTICAL MATERIAL WITH A PHOTOREFRACTIVE MATERIAL IN THIN LAYERS TO ACHIEVE A THREE DIMENSIONAL MASS STORAGE MEDIUM. ORGANIC COMPOUNDS POSSESSING GOOD POLARIZABILITY ALONG WITH COMPOSITION CONDUCIVE TO PHASE… more
Abstract:UNDER THIS CONTRACT, WE WILL DEVELOP A FUNDAMENTAL UNDERSTANDING OF THE EFFECTS OF HIGH POWER MICROWAVE (HPM) SIGNALS ON INTEGRATED CIRCUITS. SPECIFIC OBJECTIVES INCLUDE: 1) ANALYZE AND FAIL COMPONENTS TO DEVELOP AN UNDERSTANDING OF THE FAILURE PROCESSES, 2) MODEL SELECTED PARTS AND DEVELOP RESPONSE… more
Abstract:EBERT AND ASSOCIATES PROPOSE TO REFINE A TECHNIQUE FOR DOCUMENTING ARCHAEOLOGICAL SURFACE DISTRIBUTIONS. THE METHOD OF DISTRIBUTIONAL SURVEY, USED TO DOCUMENT ARCHAEOLOGICAL SURFACES, EMPLOYS TASK SPECIFIC TEAMS WHO TOGETHER INTENSIVELY SURVEY AN AREA LOCATING, CODING ATTRIBUTES FOR, AND MAPPING ALL… more
Abstract:ALGORITHMS WILL BE DEVELOPED FOR THE AUTOMATED DESIGN OPTIMIZATION OF PHYSICAL SYSTEMS (MODELS) GOVERNED BY PARTIAL DIFFERENTIAL EQUATIONS (PDE'S) IN TWO AND THREE DIMENSIONS. THE IMMEDIATE MOTIVATION IS THE PROBLEM OF ELECTRODE DESIGN OPTIMIZATION FOR LASERS AND SWITCHES. THIS WORK WILL BUILD ON… more
Abstract:THIS PROGRAM IS ORGANIZAED TO DEMONSTRATE THE FEASIBILITY OF USING A GASEOUS TRITIUM LIGHT SOURCE (GTLS) AS A SELF POWERED DEVICE TO PROVIDE CONTINUOUS ILLUMINATION INSIDE A ROCKET MOTOR ARM-FIRE DEVICE FOR A PERIOD OF 15 YEARS. THE SOURCE WILL ILLUMINATE SAFE/ARMED (S/A) SYMBOLS WITH COLOR CODED… more
Abstract:THIS PROGRAM IS ORGANIZED TO DEMONSTRATE THE FEASIBILITY OF A NONSILVER X-RAY PROCESS TO ELIMINATE THE NEED FOR SPECIAL CHEMICALS AND A DAYLIGHT DEVELOPING MACHINE FOR ARMY FIELD DENTAL APPLICATION. THIS PROCESS WILL BE COMPATIBLE WITH CURRENT X-RAY EQUIPMENT. THE IMPORTANT OBJECTIVES OF PHASE I ARE… more
Abstract:THE OVERALL OBJECTIVE OF THIS PROPOSED EFFORT IS THE DEVELOPMENT OF A THREE-DIMENSIONAL MONTE CARLO CODE TO MODEL THE INTERACTION OF VACUUM PLUMES WITH SPACECRAFT STRUCTURES, INCLUDING FORCES, HEATING RATES AND ROCKET EXHAUST CONTAMINANT TRANSPORT. THE SPACECRAFT GEOMETRY CAN BE SELECTED TO BE AS… more
Abstract:THE PROPOSED EFFORT WILL DEMONSTRATE THE FEASIBILITY OF USING THE PIEZOELECTRIC POLYMER POLYVINYLIDENE FLUORIDE (PVF[2]) AS A LOW OVERPRESSURE (1-30PSI) TIME-OF-ARRIVAL (TOA) TRANSDUCER. A SERIES OF SHOCK TUBE CALIBRATION EXPERIMENTS WILL BE PERFORMED ON EXISTING PVF(2) STRESS GAUGES. TWO DIFFERENT… more
Abstract:AN INTEGRAL BLAST PRESSURE AMPLIFIER IS PROPOSED. AFTER FULL DEVELOPMENT, THE DEVICE WILL BE CAPABLE OF MAKING AIR BLAST MEASUREMENTS IN SEVERE ENVIRONMENTS. DESIGN GOALS INCLUDE SMALL SIZE, LESS THAN 10 CUBIC INCHES, HARDENED TO 100 KG AND 100 K PSI, A BANDWIDTH OF 100 KHZ AND SETABLE BRIDGE… more
Abstract:SINCE THE HARDNESS OF ARMOR PLATE IS ACHIEVED BY CAREFULLY CONTROLLED HEAT TREATMENTS THAT MODIFY BOTH THE CHEMISTRY AND MICROSTRUCTURE OF THE SURFACE LAYER, ANY PROCEDURE USED TO QUICKLY MONITOR THE LEVEL OF HARDNESS MUST SIMULTANEOUSLY MEASURE THE CHEMICAL COMPOSITION, THE MICROSTRUCTURE AS WELL… more
Abstract:THE OBJECTIVE OF THIS PROPOSAL EFFORT IS TO DEVELOP A SCREENING CRITERIAL OR CHIP DESIGN CRITERIA TO RESULT IN INTEGRATED CIRCUITS HARDENED TO HIGH POWER MICROWAVE EXPOSURE. THIS EFFORT WILL CONCENTRATE ON THE ANALYSIS AND STUDY OF FAILED DEVICES FURNISHED BY DOD. THE PROPOSED APPROACH TO GAIN A… more
Abstract:FIBER OPTIC TECHNOLOGY IS DISPLACING ELECTRICAL WIRING IN MANY APPLICATIONS. THE TREND IN FIBER OPTICS IS CLEARLY TOWARDS THE SINGLE-MODE TYPE VERSUS THE MULTIMODE TYPE. THIS PRESENTS A PROBLEM IN BUILDING COUPLINGS FOR SINGLE MODE FIBERS, SIMPLY BECAUSE THE CORESARE MUCH SMALLER IN DIAMETER… more
Abstract:A NEED EXISTS FOR A COMPACT, PORTABLE SYSTEM CAPABLE OF MEASURING DYNAMIC STRESSES INDUCED BY HEAVY TRUCKS IN THE STRU- TURAL MEMBERS OF BRIDGES. USE OF STATE-OF-OF THE-ART ELEC- TRONIC CIRCUITRY NOW ALLOWS CONSTRUCTION OF A HYBRID ANALOG-DIGITAL INDICATOR THATCAN DISPLAY THE PEAK STRESSES A… more
Abstract:THE INTENT OF DOD INSTRUCTION 4245.4, "ACQUISITION OF NUCLEAR SURVIVAL SYSTEMS" IS TO PROVIDE FOR NUCLEAR SURVIVABILITY THROUGHOUT THE LIFE CYCLE OF WEAPON SYSTEMS WHICH ARE REQUIRED TO SURVIVE THE EFFECTS OF NUCLEAR WEAPONS. ONE KEY TO IMPLEMENTING THIS INTENT IS TO INSURE THAT ALL THE PEOPLE… more
Abstract:SEA WILL DEVISE A JAMMER CONCEPT THAT WILL JAM THREAT RADARS OVER THEIR ENTIRE OPERATING FREQUENCY. THE CONCEPTUAL JAMMER WILL SURVIVE REENTRY AND OPERATE THROUGHOUT THE ENDO-ATMOSPHERE. THE PRINCIPAL ELEMENT OF THE DESIGN IS A RETRODIRECTIVE LINEAR ARRAY WITH HIGH-GAIN AMPLIFIERS WHICH WILL RECEIVE… more
Abstract:THE PERFORMANCE OF ANY "INNOVATIVE SENSORS" FOR SRT APPLICATIONS MUST BE QUANTIFIED AND COMPARED WITH EACH OTHER AND WITH CURRENT STATE-OF-THE-ART SENSORS. THEY MUST ALSO BE PLACED IN CONTEXT WITH THE BENEFITS/COSTS OF IMPROVED SRT PERFORMANCE DUE TO AREA LIMITATION TECHNIQUES, OPTIMIZED… more
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