Abstract:RESEARCH IS PROPOSED LEADING TO THE DEVELOPMENT OF A REFRIGERATOR FOR USE IN SPACECRAFT TO PROVIDE COOLING FOR LOW TEMPERATURE STORAGE OF FOOD AND BIOLOGICAL SAMPLES IN THE TEMPERATURE RANGE 0 DEGREES F AND CAPACITIES IN THE RANGE 1 TO 2 KW. THE SYSTEM PROPOSED OPERATES ON THE STIRLING REFRIGERATION… more
Abstract:DEVELOPMENT IS PROPOSED OF A SMALL, SELF-CONTAINED POWER UNIT CAPABLE OF OPERATING UNATTENDED FOR LONG PERIODS WITH GREAT RELIABILITY. THE UNIT IS INTENDED FOR INCORPORATED AS THE STORAGE BATTERY TRICKLE CHARGER IN A DATA GATHERING AND COMMUNICATIONS SYSTEM FOR THE ARCTIC AND OTHER REMOTE ISOLATED… more
Abstract:LIQUID HELIUM IS STORED IN THERMALLY-INSULATED DEWAR VESSEKS AT CRYOGENIC TEMPERATURES. NATURAL HEAT LEAK THROUGH THE WALLS OF THE DEWAR CAUSES SOME OF THE LIQUID TO BOIL OFF. THE COLD VAPOR MAY BE USED TO COOL THE SHIELDS OF THE DEWAR AND SOME MAY BE USED TO COOL APARATUS OR EQUIPMENT ADJACENT TO… more
Company:Gila River FisheryAgency/Program/Year/Phase:NSF / SBIR / 1985 / 1
Abstract:THE CULTIVATION OF MARINE SHRIMP (PENAEUS VANNAMEI) INLAND IN BRACKISH GEOTHERMAL WELL WATER IS EXAMINED. SUBSTANTIAL VOLUMES OF BRACKISH GEOTHERMAL GROUND WATER ARE AVAILABLE INARIZONA AND ELSEWHERE IN THE WESTERN UNITED STATES. MOST OFTHESE WELLS WERE DEVELOPED FOR IRRIGATION OF FIELD CROPS… more
Abstract:CAREGIVERS OF DEMENTED ELDERLY PERSONS EXPERIENCE A HIGH DEGREE OF STRESS. VIDEO PROGRAMS THAT TEACH RELAXATION AND MOTIVATE PRACTICE AND APPLICATION MAY BE A VIABLE, COST-EFFECTIVE WAY TO SUPPORT AND ENHANCE CAREGIVERS' HEALTH AND EFFICACY. IN PHASE I, SUBJECTS (SS) ARE PRIMARY CAREGIVERS OF… more
Abstract:MORE RECENT KNOWLEDGE OF THE UNDERLYING MECHANISMS OF ALLERGIC DISORDERS REVEALS THAT THE DIAGNOSIS AND IMMUNOTHERAPY OF ALLERGIES (ATOPY) HAS SUFFERED BECAUSE OF A DISTINCT LACK OF ALLERGEN EXTRACTS THAT ARE WELL CHARACTERIZED IN TERMS OF TOTAL OR SPECIFIC ALLERGEN CONTENT. THUS, A MORE ADEQUATE… more
Abstract:THE PROPOSED RESEARCH WILL INVESTIGATE THE FEASIBILITY OF OPERATING CRYOGENIC BOLOMETERS IN AN INTEGRATING MODE. THISNOVEL DEVICE PROMISES DRAMATIC IMPROVEMENTS IN THE NOISE EQUIVALENT POWER AND COOLING REQUIREMENTS OF ULTRA HIGH SENSITIVITY FAR INFRARED SYSTEMS, BOTH FOR DISCRETE APPLICATIONS AND… more
Abstract:THE CHARACTERISTICS OF A "RADIANT TRANSFER THERMAL DIODE" INTHE FORM OF A FLAT PANEL ARE EXAMINED. THE THERMAL DIODE TRANSFERS HEAT RADIANTLY INSTEAD OF THROUGH MASS TRANFER. IT HAS NO MOVING FLUIDS OR PARTS AND CAN BE OPERATED IN ANY POSITION. THE PANEL IS CONSTRUCTED FROM MILD STEEL WITH A… more
Abstract:A PROGRAM IS HEREIN DESCRIBED THAT WILL ESTABLISH THE POSSIBLE IMPROVEMENTS IN EXISTING RESTRAINT SYSTEMS AND THROUGH A CONCEPTUAL AND DEVELOPMENTAL TRADEOFF PHASE, ESTABLISH FEASIBILITY OF AT LEAST ONE CONCEPT THAT WILL REPRESENT A QUANTUM STEP IN THE PERFORMANCE OF CREW RESTRAINT SYSTEMS. THE… more
Abstract:IT HAS BEEN OBSERVED THAT A LARGE NUMBER OF PATIENTS VISIT HEALTH CARE PROVIDERS FOR ILLNESSES WHICH COULD BE EFFECTIVELY TREATED THROUGH SELF-CARE MEASURES. THEREFORE, THE REDUCTION OF THE INAPPROPRIATE UTILIZATION OF MEDICAL CARE RESOURCES FOR RELATIVELY MINOR, SELF-LIMITING PROBLEMS COULD… more
Abstract:RESEARCH IS PROPOSED TO DEVELOP ITERATIVE RECONSTRUCTION ALGORITHMS AND COMPUTER PROGRAMS TO PERMIT RAPID, HIGH-RESOLUTION (LESS THAN ONE METER) WAVE-DIFFUSION GEOTOMOGRAPHY RECONSTRUCTIONS OF ROCK MASS FRACTURE SYSTEMS AND HYDROLOGIC PROPERTIES. RESEARCH WILL ALSO INVESTIGATE THE MATHEMATICS OF… more
Abstract:IN THE PROPOSED RESEARCH WE WILL BE DETERMINING THE BIT ERROR RATE FOR 64K AND 256K DRAM AS A FUNCTION OF ALPHA PARTICLE RADIATION DOSE. THREE PARAMETERS WILL BE VARIED: THE DEVICE (CHIPS FROM DIFFERENT MANUFACTURERS WILL BE CHOSEN), THE BOMBARDING PARTICLE ENERGY, AND THE BEAM CURRENT. THIS… more
Abstract:IN THIS RESEARCH WE WILL BE USING OPTICAL TECHNIQUES TO MEASURE THE PLASTIC STRAIN IN METALLURGICAL SAMPLES OF VARYING COMPOSITION (BRASS, STEEL, ALUMINUM). THIS TYPE OF TECHNIQUE HAS SEVERAL UNIQUE ADVANTAGES. SINCE LIGHT BEAMS ARE NOT EFFECTED BY HOSTILE ENVIRONMENTS, IT IS POSSIBLE TO MAKE… more
Abstract:REMOTE DIRECT ELECTROCHEMICAL SENSING OF WATER STATUS IS EMPLOYED TO YIELD A DAILY INDEX OF CROP WATER STATUS. THE SENSORS ARE CALIFBRATED AGAINST A STEM DIAMETER MEASUREMENT TO YIELD A PREDICTIVE, QUANTITATIVE DAILY INDEX. THE INDEX IS TRANSFERRED FROM THE FIELD TO THE GROWER'S HEADQUARTERS OR… more
Abstract:INCREASINGLY SERIOUS PROBLEMS ARE OCCURRING IN THE SUPPLY OF CARBON FOILS FOR USE IN HIGH ENERGY ACCELERATORS, WHERE THE FOILS ARE USED FOR INSTANCE TO CONVERT NEGATIVE HYDROGENIONS INTO PROTONS. WE ARE THE MAJOR U.S. SOURCE OF THESE FOILS. WE PRESENTLY SUPPLY THEM TO BROOKHAVEN, BERKELEY, LIVERMORE… more
Abstract:TWO DIFFERENT DETECTORS, BOTH USING THIN, CRACKED-ETHYLENE FOILS, WILL BE MADE. ONE DETECTOR CONSISTS OF A LOW-PRESSURE GAS CELL, SEALED AT EITHER END WITH ALUMINIZED ETHYLENE FOILS ABOUT 10 MICROGRAMS PER SQUARE CENTIMETER THICK. LIGHT GENERATED WHEN THE PROTON BEAM TRAVERSES THE GAS WILL BE VIEWED… more
Abstract:INNOVATIONS IN THREE RELATED AREAS ARE EXPLORED WITH THE GOAL OF ADVANCING THE CAPABILITIES OF SPACEBORNE INFRARED ASTRONOMY. FIRST, IMPROVED MATERIALS, PARTICULARLY DOPED GERMANIUM, ARE STUDIED TO PROVIDE IMPROVED PERFORMANCE FOR LONG WAVELENGTH DETECTORS (30-120 MICRONS). THE SECOND PART OF THIS… more
Abstract:THE LONG TERM GOAL OF THIS PROJECT IS THE DEVELOPMENT OF HARDWARE WHICH WILL APPLY NEW TECHNOLOGIES OF IMAGE DIGITIZATION AND PROCESSING TO PROBLEMS OF EARLY DIAGNOSIS OF GLAUCOMA OR RELATED OPTIC NERVE ATROPHY. SPECIFICALLY, THE FIRST GOAL IS TO DEMONSTRATE THE FEASIBILITY OF DIGITIZING RADIAL… more
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