Abstract:A METHOD TO PREDICT THE PERFORMANCE OF HEAVY WHEELED OR TRACKED GROUND VEHICLES IS PROPOSED. THE STEPS FOR DEVELOPING THESE PREDICTION TECHNIQUES ARE 1) ESTIMATES OF LOADS AND TRACK OR TIRE CONFIGURATION, 2) DEFINITION OF THE SOIL PROPERTIES IN PARTICULAR THE SHEAR STRENGTH, 3) NUMERICAL SIMULATION… more
Abstract:THE PROPOSED RESEARCH FOCUSES ON A STUDY OF THE FEASIBILITY AND EFFECTIVENESS OF AUGMENTING A COMPUTER-BASED INSTRUCT- IONAL PACKAGE IN ENGLISH COMPOSITION FOR ADULT LITERACY STUDENTS WITH AUDIO SUPPORT. THIS AUGMENTATION IS MADE POSSIBLE THROUGH THE USE OF A UNIQUE COMPUTER-INTERFACABLE AUDIOTAPE… more
Abstract:HIGH RANGE (200,000 G) ACCELEROMETERS ARE THE ONLY TRANSDUCERS THAT PROVIDE THE REQUIRED LONG-TERM DATA IN THE ENVIRONMENTS OF INTEREST TO THE BLAST AND SHOCK COMMUNITY. THESE GAGES HAVE A VERY LARGE DYNAMIC RANGE AND NOISE OFTEN MASKS THE LATE TIME (BUT EXTREMELY IMPORTANT) DATA. WE PROPOSE TO… more
Abstract:A FEASIBILITY STUDY IS PROPOSED ON A NOVEL CONCEPT FOR DESIGN OF AN ELECTRONIC KILL (SOFT KILL) DEVICE. THE CONCEPT UTILIZES CONVENTIONALMEANS TO DELIVER A HIGH ENERGY RADIATION PRODUCING DEVICE (A "BETATRON") IN CLOSE PROXIMITY TO THREAT WEAPON SYSTEMS, THEREBY DESTROYING ELECTRONIC COMPONENTS… more
Abstract:THE INCREASED DEMANDS FOR LARGE SCALE INTEGRATION AND VERY HIGH SPEED PROCESSING OF INFORMATION HAVE LED TO INCREASING DENSITY OF CHIPS IN ELECTRONIC MODULES. THIS, IN TURN, HAS INCREASED DRAMATICALLY THE HEAT GENERATED PER UNIT AREA. IN ORDER TO MEET THE NEW DESIGN SPECIFICATIONS, AN INNOVATIVE… more
Abstract:A SIGNIFICANT COST COMPONENT IN MANY CIVIL CONSTRUCTION PROJECTS IS GEOTECHNICAL EXPLORATION. THE RESEARCH PROPOSEDFOCUSES ON DEVELOPMENT OF A GEOTECHNICAL EXPLORATION SYSTEM THAT WOULD HAVE CAPABILITIES NOT FOUND IN ANY CURRENTLY AVAILABLE SYSTEM. THE SYSTEM UNDER CONSIDERATION IS A COMBINATION OF… more
Abstract:THE DESTRUCTION OF ORGANIC HAZARDOUS WASTE BY ELECTRIC ARC PYROLYSIS HAS BEEN DEMONSTRATED TO BE TECHNICALLY FEASIBLE BY OTHERS. THE PRINCIPAL PROBLEMS LIE IN (1) THE SHORT LIFEOF THE ELECTRODES (AND RELATED STRUCTURES) DUE TO THE HIGH TEMPERATURES INVOLVED, AND (2) THE RELATIVELY HIGH COST OF THE… more
Abstract:THE INTENT OF THIS WORK IS TO DEVELOP AN ADVANCED ESTIMATED ALGORITHM FOR MANEUVERING TARGET STATE ESTIMATION AND PREDICTION FOR FIRE CONTROL AND TO DEVELOP A DESIGN OF A VHSIC SYSTOLIC ARRAY FOR IMPLEMENTATION OF THE ALGORITHM. THE DESIGN OF THE ALGORITHM WILL CONSIDER MANEUVERING TARGETS INCLUDING… more
Abstract:THE DIGITAL ACTIVE MATERIALS-PROCESSING PLATFORM EFFORT BE- ING PROPOSED HERE SEEKS TO DEVELOP AN ACTIVELY STABILIZD PLATFORM UPON WHICH MICRO-G MATERIALS PROCESSING EXPERIMENTSCAN BE PERFORMED IN SPACE. WITH THE SUC- CESSFUL COMPLETION OF THE TWO-STEP PHASE I WORKPLAN APPLIED TECHNOLOGY ASSOCIATES… more
Abstract:THE AIR FORCE HAS A REQUIREMENT FOR PASSIVE ABSORBING COATINGS TO DEFEAT DETECTION BY MULTISPECTRAL ILLUMINATION. ORGANIC COATINGS CONTAINING A VARIETY OF FUNCTIONAL GROUPS CAN ABSORB INFRARED RADIATION ACROSS A BROAD WAVELENGTH RANGE. HOWEVER, THESE MATERIALS ARE DIFFICULT TO FORMULATE AND MAY HAVE… more
Abstract:A USER-FRIENDLY COMPUTER CODE WILL BE DEVELOPED TO CALCULATE THE UNSTEADY AND HIGHLY 3-D COMPLEX FLOWPATHS IN EXHAUST DIFFUSERS OF MODERN MARINE GAS TURBINES, INCLUDING PRESSURE LOSSES AND NONUNIFORM FLOW LOSSES. THE VAX-VMS CODE WILL BE BASED UPON AN EXISTING 3-D TIME-DEPENDENT NAVIER-STOKES CODE… more
Abstract:A FUNDAMENTAL APPROACH IS PROPOSED TO MODERN LUBRICATION PROBLEMS, INCLUDING THERMOHYDRODYNAMICS PROBLEMS, VIA COMPUTER SIMULATION OF THE FULL NONLINEAR, THREE-DIMENSIONAL, TIME-DEPENDENT NAVIER-STOKES EQUATIONS, I.E. VIA MODERN COMPUTATIONAL FLUID DYNAMICS (CFD). THE APPROACH IS CAPABLE OF… more
Abstract:QUADRIPLEGICS HAVE SPECIAL COMMUNICATION NEEDS. THE OBJECTIVE OF THE WIRELESS INFRARED NICTATING COMMUNICATION SYSTEM (WINCS) PROJECT IS TO DEMONSTRATE THE FEASIBILITY OF A SPEAKER-TYPE TELEPHONE THAT COULD BE OPERATED DIRECTLY BY EYEBLINKS. A MICROPHONE ATTACHED TO THE SPEAKERPHONE WILL ALLOW THE… more
Abstract:THIS PHASE I PROJECT WILL RESEARCH THE PROBLEMS, CURRENT OPERATIONS, FILE STRUCTURES, AND DATA COMPRESSION REQUIREMENTS TO FACILITATE THE RAPID ERROR-FREE TRANSMISSIONOF WEATHER MAPS, ALPHANUMERIC WEATHER DATASETS, AND SATELLITE IMAGES. SUPPORTING THE INTERAGENCY FIRE WEATHER PROGRAM, IT WILL ALSO… more
Abstract:THE MOST DIFFICULT PROBLEM IN ANALYZING IMPACT DYNAMICS OR EXPLOSIVE ACCELERATION OF METALS IN WARHEAD DESIGN AND ANALYSIS IS TO EXPLICITLY MODEL THE VOIDS DEVELOPED IN THE MATERIAL DUE TO SPALLING OR FRACTURING, OR THE MULTIMATERIALS INTERFACE MOVEMENTS DUE TO MIXED MATERIALS OCCURRING IN THE… more
Abstract:DYNAMIC SEAL PERFORMANCE CAN BE IMPROVED BY FAVORABLY CONTROLLING THE FLUID PRESSURE BETWEEN THE TWO SLIDING SURFACES. FAVORABLE CONTROL OF FLUID PRESSURE IN THE MIXED FRICTION REGIME CAN LEAD TO REDUCED GROSS WEAR AND REDUCED FRICTION. IN TRADITIONAL DESIGN THE DETAIL OF THE MIXED FRICTION… more
Abstract:THERE IS INCREASING INTEREST WITHIN THE HIGH ENERGY PHYSICS COMMUNITY IN INVESTIGATING ELECTRON INTERACTION PHENOMENA ATENERGIES NEAR 1 TEV. A LINEAR COLLIDER, HAVING A DESIGN BASED ON THE RELATIVISTIC KLYSTRON TWO-BEAM ACCELERATOR (RK/TBA) DESCRIBED BY SESSLER AND YU, OFFERS A PARTICULARLY… more
Abstract:IN THIS PAPER, THE COLLECTIVE ION ACCELERATOR IS PROPOSED AS AN ECONOMICAL ALTERNATIVE TO CYCLOTRONS FOR THE PRODUCTION OF SHORT-LIVED ISOTOPES FOR POSITRON EMISSION TOMOGRAPHY (PET). THE COLLECTIVE ION ACCELERATOR HAS THE ADVANTAGE THAT IT CAN PRODUCE HIGHER CURRENTS THAN A CYCLOTRON AT… more
Abstract:THEORETICAL STUDY OF UV LIDAR INDUCED FLUORESCENCE OF DILUTED MIXTURES OF UNKNOWN EMITTERS, THE OBJECTIVE BEING TO DESCRIBE THE CONDITIONS FOR WHICH IT IS POSSIBLE TO DETECT AND/OR QUANTITATIVELY DETERMINE THE IDENTITY OF FLUORESCENCE COMPONENTS. TECHNIQUES APPLIED TO THIS PROBLEM INCLUDE… more
Abstract:A LAMBERTIAN ATTENUATION MODEL WILL BE COMBINED WITH A VERY FAST RAY TRACING ALGORITHM ON A NETWORK OF TRANSPUTER ELEMENTS TO DETERMINE THE APPLICABILITY OF PARALLEL COMPUTING TO EXAMPLE RADIATION TRANSPORT MODELING.
Abstract:THIS PROJECT WILL DEVELOP AN INTEGRATED, COMPUTER GRAPHICAL DESIGN TOOL FOR THE NUMERICAL SOLUTION OF BOUNDARY VALUE PROBLEMS OVER DOMAINS CONTAINING GEOMETRIC FEATURES WITH WIDELY VARYING SCALES. MANY HOURS ARE PRESENTLY SPENT IN MODELING SUCH PROBLEMS. THE PROPOSED STRUCTURAL ZOOMING SYSTEM (SZS)… more
Abstract:PRESENT TECHNIQUES OF EXAMING RECRYSTALLIZED SILICON, INCLUDING SOI MATERIAL, INCLUDE A WET (ACID) ETCH AND EXAMINATION WITH AN OPTICAL MICROSCOPE, X-RAY DIFFRACTION, SEM OR TEM MICROSCOPES. THESE TECHNIQUES ARE SLOW, AND USUALLY THE SAMPLE IS DESTROYED. SANDIA SYSTEMS PROPOSES INVESTIGATING… more
Abstract:THE DEPARTMENT OF TRANSPORTATION (DOT) IS REQUIRED TO MAIN- TAIN THE NATION'S BRIDGES AND ENSURE THEIR SAFETY. HOWEVER,A LARGE NUMBER OF BRIDGES HAVE NOT BEEN RECENTLY INSPECTED TO DETERMINE IF THEY ARE CAPABLE OF SAFELY SUPPORTING THE TRAFFIC THAT IS CROSSING THEM. THE CURRENT METHOD OF SURVEYING… more
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