Abstract:THIS PHASE I PROGRAM WILL DEMONSTRATE THE TECHNICAL VIABILITY OF DESIGNING AND MANUFACTURING INTEGRATED CERAMIC MATRIX COMPOSITE CIRCUIT BOARDS FOR A VARIETY OF ELECTRONIC DEVICES INCLUDING (HIGH POWER [25-50W] HIGH DENSITY [300 - 500 LEADS]). GRAPHITE FIBER REINFORCED CVI CERAMIC MATRIX COMPOSITE… more
Abstract:REFRACTORY COMPOSITES, INC. PROPOSES TO CHEMICALLY VAPOR INFILTRATE HFB2 INTO A GRAPHITE FIBER STRUCTURE. INITIAL PROCESS EVALUATION TRIALS WILL BE FOLLOWED BY FLAT LAMINATE AND FOR .030 INCH RADIUS EDGES, FOLDED LAMINATE CONSTRUCTION UTILIZING FMI'S 3 MICRON GRAPHITE FIBER IN THE FORM OF 2D CLOTH.… more
Abstract:A METHOD IS PROPOSED TO DETERMINE THE POTENTIAL VALUE OF ROBOTIC ARTILLERY TO THE U.S. ARMY. THE IMPORTANCE OF COMBAT ROBOTICS IS DESCRIBED AND A METHODOLOGY IS DISCUSSED. SCENARIOS ARE TO BE DEFINES, CONCEPTUAL SYSTEMS DESIGNED, MOPS AND MOES DEFINES, AND THE SYSTEMS EVALUATED, IN THE CONTEXT OF… more
Abstract:MANY PRECISION POINTING AND TRACKING SYSTEMS OPERATE IN VIBRATION ENVIRONMENTS THAT REQUIRE VIBRATION ISOLATION TO CHIEVE DESIRED PERFORMANCE. ACTIVE VIBRATION ISOLATION SYSTEMS UTILIZING HIGH-FORCE CAPABILITY, NONLINEAR MAGNETIC ACTUATORS ARE A PROMISING MEANS OF ACHIEVING THE REQUIRED HIGH… more
Abstract:NEW SPACECRAFT DESIGNS FEATURE LARGE STRUCTURES CHARACTERIZED BY LOW NATURAL FREQUENCIES, LIGHTLY DAMPED STRUCTURAL MODES, AND STRINGENT POINTING AND VIBRATION PERFORMANCE REQUIREMENTS. THESE LARGE SPACE STRUCTURES (LSS) POSE UNIQUE AND DIFFICULT CONTROL PROBLEMS. AN IMPORTANT PART OF THE SOLUTIONS… more
Abstract:A NEED EXISTS FOR INNOVATIVE BEARING CONCEPTS THAT MAY BE EMPLOYED IN TURBINE ENGINES AND OTHER LARGE ROTATING EQUIPMENT. THESE BEARING CONCEPTS WILL ALLOW HIGHER ROTATIONAL SPEED, HIGHER RELIABILITY, BETTER CONTROL OF MACHINE DYNAMICS AND A GENERAL IMPROVEMENT IN THE MACHINE PERFORMANCE EFFICIENCY.… more
Abstract:A REPLACEMENT BATTERY FOR THE THERMAL BATTERY CURRENTLY BEING USED IN THE MK 48 TORPEDO IS SOUGHT. THIS REPLACEMENT BATTERY SHOULD PERFORM AS A FORM, FIT, AND FUNCTION REPLACEMENT FOR THE EXISTING BATTERY BUT ALLOW MULTIPLE FIRING ATTEMPTS. FLYWHEEL ENERGY STORAGE IS A PROMISING MEANS OF… more
Abstract:NEW SPACECRAFT DESIGNS FEATURE LARGE STRUCTURES CHARACTERIZED BY LOW NATURAL FREQUENCIES, LIGHTLY DAMPED STRUCTURAL MODES, AND STRINGENT SHAPE CONTROL REQUIREMENTS. THESE LARGE SPACE STRUCTURES (LSS) POSE UNIQUE AND DIFFICULT CONTROL PROBLEMS. AN IMPORTANT PART OF THE SOLUTIONS TO THESE CONTROL… more
Abstract:THIS IS A PROPOSAL TO INVESTIGATE TECHNICAL FEASIBILITY AND COST EFFECTIVENESS OF VENTED SUPPRESSIVE SHIELDS (VSS) PROTECTIVE BARRIERS FOR EXPLOSIVE OPERATIONS. VSS WILL FUNCTION AS OVERPRESSURE, FRAGMENT AND THERMAL SUPPRESSORS TO PREVENT PROPAGATION OF CONFLAGRATION OR DETONATION WITHIN AND… more
Abstract:THE OVERALL OBJECTIVE OF THIS PROPOSAL IS TO DEVELOP A RELIABLE IN VITRO TEST SYSTEM USING HUMAN CELL LINES TO SCREEN COMPOUNDS FOR THEIR CYTOTOXICITY AND ANTIESTROGENIC ACTIVITY. CURRENTLY, A NUMBER OF IN VITRO SCREENING TESTS ARE USED TO IDENTIFY POTENTIAL CHEMOTHERAPEUTIC DRUGS. MOST OF THESE… more
Abstract:THIS PROPOSAL PRESENTS AN OUTLINE FOR RESEARCH ON THE FEASIBILITY OF DEVELOPING A HIERARCHICAL, NONPROCEDURAL LANGUAGE ARCHITECTURE FOR USE IN RAPID PROTOTYPE DEVELOPMENT AND AUTOMATED DESIGN OF COMPLEX COMPUTER SYSTEMS. THE PROPOSED STUDY WILL CONCENTRATE FIRST ON CLASSIFYING PROTOTYPING… more
Abstract:THE PROPOSED PROJECT IS DESIGNED TO TEST THE EFFECTIVENESS OF REAL-TIME SPECTRAL DISPLAYS OF SPEECH IN TEACHING READINGTO FIRST-GRADE LANGUAGE-IMPAIRED (LI) CHILDREN. YOUNG LI CHILDREN ARE DELAYED IN DEVELOPMENT OF RAPID-RATE AUDITORY PROCESSING AND SPEECH PERCEPTION SKILLS. THEY ALSO HAVE… more
Abstract:WE PROPOSE TO DEVELOP A MATHEMATICAL MODEL AND ASSOCIATED NUMERICAL CODE WHICH WILL PERMIT DETERMINATION OF THE IMAGING PROPERTIES OF A PHASED-ARRAY TELESCOPE IN THE PRESENCE OF PARTIALLY-COHERENT LIGHT. THIS FORMULATION WILL INCLUDE COHERENCE EFFECTS INTRODUCED BY LONG PROPAGATION PATHS AND THE… more
Abstract:CONSIDERATION OF NEURALAND COCHLEA-BASED MODELS OF AUDITORY PROCESSING SUGGEST ANALOG PROCESSES THAT WILL BE IMPLEMENTED TO DEMONSTRATE: (1) A SPECTRAL SHAPE BASIS FOR PHONEME RECOGNITION; (2) ROBUST RECOGNITION OF PHONEME CLASSES; (3) SPEAKER INDEPENDENCE; AND (4) VOICE-SYNCHRONOUS PROCESSING.… more
Abstract:ALTHOUGH THROUGH-FLOW, DEEP-BED, MULTIMEDIA FILTRATION AND CROSS-FLOW ULTRAFILTRATION WITH THIN-SKINNED MEMBRANES ARE BOTH WELL-KNOWN TECHNIQUES FOR SOLID-LIQUID SEPARATION, IT HAS NOT BEEN GENERALLY RECOGNIZED IN THE LITERATURE THAT IT MAY BE POSSIBLE TO RETAIN THE ADVANTAGES OF BOTH MULTIMEDIA… more
Abstract:THE SUCCESSFUL DESIGN OF MAGNETICALLY SUSPENDED INERTIAL FLYWHELLS FOR ENERGY STORAGE IS DEPENDENT UPON COMPOSITE MATERIALS, MAGNETIC SUSPENSION AND MOTOR/GENERATOR. THIS STUDY IS CONCERNED WITH THE CONCEPTUAL DESIGN AND ANALYSIS OF A 500 WH SYSTEM BASED UPON TWO TECHNOLOGICAL INNOVATIONS.THESE ARE… more
Abstract:THE FAILURE OF FAR FIELD ELECTROMAGNETIC THEORY TO BE COMPLETELY USEFUL AS A TECHNIQUE FOR DETECTION THEORY AS APPLIED TO THE DETECTION OF MINES AND NON-METALLIC OBJECTS IN SOIL LEADS TO THE IDEA THAT PERHAPS DETECTION IS A NEAR FIELD PROBLEM. BY SYNTHESIZING A NEAR FIELD BY DRIVING APPROPRIATE… more
Abstract:THE PROPOSAL IS TO DEVELOP A SPECTRAL ATMOSPHERIC TRANSMISSOMETER TO COVER THE SPECTRAL REGION FROM 1 TO 14 MICROMETERS THAT WILL OPERATE IN A MARINE ENVIRONMENT. THE PHASE I EFFORT WILL CONSIST OF REVIEW OF THE OFF THE SHELF OPTIONS FOR THE VARIOUS MAJOR COMPONENTS, SELECTION OF THE BEST SET TO… more
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