Abstract:THIS PROPOSED PROJECT WILL CREATE A SERIES OF SKILL-BUILDINGMATERIALS AIMED AT MEETING THE SPECIAL NEEDS OF BLIND STUDENTS STUDYING MATHEMATICS. MANY EXPERTS HAVE POINTED TO BRAILLE SKILLS AS CENTRAL TO EDUCATIONAL PROGRESS FOR BLIND STUDENTS; SKILL IN USING NEMETH CODE (THE BRAILLE CODE FOR… more
Abstract:THIS INNOVATION WILL ADVANCE THE STATE OF THE ART AND PRACTICAL CAPABILITIES OF THERMOGRAPHIC STRESS ANALYSIS (TSA) AND NONDESTRUCTIVE EVALUATION (NDE) TO INVESTIGATE ANDPREDICT THE MECHANICAL BEHAVIORS OF MODELS AND REAL STRUCTURES. A BENCHMARKING METHOD WILL BE ESTABLISHED TO OPTIMIZE STRESS… more
Abstract:THE COMPRESSION SYSTEMS OF CURRENT AND FUTURE GAS TURBINE ENGINES REQUIRE EXTREMELY TIGHT CLEARANCES IN THE HIGH PRESSURE COMPRESSOR IN ORDER TO OBTAIN AND MAINTAIN HIGH PERFORMANCE AND EFFICIENCY. MANY OF THE CURRENT COMPRESSORS USE THERMAL SPRAY COATINGS DEPOSITED ONTO THE COMPRESSOR SHROUDS WHICH… more
Abstract:THE PROPOSED EFFORT WILL DEVELOP AN INTEGRAL STARTER/GENERATOR FOR SMALL TURBO JET ENGINES. THE STARTER CAN BE POWERED BY A 28 VDC BATTERY. THE LENGTH OF THE STARTER WILL BE 2.5 - 3" AND THE 0.D. WILL BE 2.5". THE STARTER WILL BE ABLE TO GENERATE 190 OZ-IN OF PEAK TORQUE TO ACCELERATE THE TURBINE TO… more
Abstract:BREAST CANCER IS THE MOST COMMON MALIGNANCY IN WOMEN. FOR CANCER DIAGNOSIS, THE SEARCH FOR CONCEALED METASTASES IS THE SINGLE MOST IMPORTANT FACTOR IN THE TREATMENT DECISION FOR ALL CANCER PATIENTS. EVEN THOUGH CURRENT METHODS SUCH AS NMR HAVE IMPROVED THE DETECTION OF METASTASIS, THE MAJORITY OF… more
Abstract:NUTRIENT SOLUTIONS USED IN HYDROPONIC PLANT GROWING FACILITIES (SUCH AS NASA'S CELSS) SHOULD BENEFIT FROM ON-LINE MEASUREMENT AND CONTROL OF THE IONIC CONCENTRATIONS OF THE NUTRIENTS THAT MAKE UP SUCH SOLUTIONS. BIOTRONICS HAS DEVELOPED AN ON-LINE FIBER-LINKED FLUOROMETRIC ANALYZER POTENTIALLY… more
Abstract:A RELIABLE AND INEXPENSIVE NONINVASIVE PROCEDURE FOR DETECTING CORONARY STENOSIS WOULD BE HIGHLY USEFUL IN THE DIAGNOSIS AND IN FOLLOWING THE TREATMENT OF CORONARY ARTERY DISEASE. BIOTRONICS HAS PREVIOUSLY DEVELOPED A PHONOANGIOGRAPHIC SPECTRAL ANALYZER (PSA) WHICH IS CAPABLE OF MEASURING LOW… more
Abstract:THE OVERALL OBJECTIVE OF THIS RESEARCH IS TO DEVELOP A HIGHLY AUTOMATED DNA SEQUENCING SYSTEM THAT CAN BE SOLD TO MOLECULAR BIOLOGY RESEARCHERS INTERESTED IN CARRYING OUT LARGE-SCALE SEQUENCING PROJECTS. THE COMPLETE SYSTEM WILL INCLUDE ROBOTIC REACTION PREPARATION, A HIGH-CAPACITY GEL… more
Abstract:THE GOVERNMENT COMMUNICATIONS SECURITY COMMUNITY NEEDS A FAST KUTA-CLASS ENCRYPTION DEVICE WHICH WILL OPERATE AT BIT RATES UP TO AT LEAST 20 MBPS AND WILL BE FULLY QUALIFIED TO FUNCTION IN AN AIRBORNE ENVIRONMENT. EXISTING KUTA-CLASS EQUIPMENT IS NOT SPECIFIED TO OPERATE AT BIT RATES ABOVE 10 MBPS… more
Abstract:THE MASS SPECTRA OF LARGE BIOMOLECULES (2,000 - 10,000 DALTONS) WILL BE OBTAINED BY FOURIER TRANSFORM MASS SPECTROMETRY (FTMS). RECENT ADVANCES IN MATRIX-ASSISTED LASER DESORPTION WILL BE USED TO DESORB AND IONIZE LARGE BIOMOLECULES FOR ANALYSIS BY FTMS. THE MOST RECENT DEVELOPMENTS IN TRAPPED-ION… more
Abstract:THE COST OF REPAIRING AND REPLACING PUBLIC PROPERTY DAMAGED BY SHALLOW TREE ROOTS TOTALS MILLIONS OF DOLLARS ANNUALLY. THE UNEVEN GRADE OF THESE SIDEWALKS ALSO PRESENTS A LIABILITY FOR MUNICIPALITIES. THE PROBLEM IS LIKELY TO BE COMPOUNDED BY THE PROPOSED PLANTING OF AN ADDITIONAL 60 MILLION URBAN… more
Abstract:USCG SOLICITATION 90-CG5 SUGGESTS EVALUATION OF KALMAN FILTERING A DIGITAL SIGNAL PROCESSING (DSP) TECHNIQUE, TO IMPROVE GEODETIC POSITIONING PROVIDED BY SINGLE CHAIN, AND EVENTUALLY, MULTICHAIN LORAN RECEIVERS. A DSP TECHNIQUE COMPARABLE TO KALMAN FILTERING HAS ALREADY BEEN IMPLEMENTED ON A SINGLE… more
Abstract:THIS APPLICATION PROPOSES TO DETERMINE THE FEASIBILITY OF DEVELOPING AND MASS PRODUCING A CONTINUOUS ELECTROCHEMICAL SENSOR SUITABLE FOR IN VIVO GLUCOSE MONITORING AND IMPLANTATION. THE SENSOR WILL BE COMPRISED OF A HYDROGEN PEROXIDE ELECTRODE IN CONCERT WITH AN IMMOBILIZED GLUCOSE OXIDASE MEMBRANE.… more
Abstract:COMMUNICATION SYSTEMS THAT USE ELECTRO-ACOUSTICAL TRANSDUCERS ARE SUSCEPTIBLE TO DISTORTION OR INTERRUPTION BY ELECTROMAGNETIC INTERFERENCE, ELECTROMAGNETIC PULSES AND RADIO FREQUENCY INTERFERENCE.SHIELDING THE WIRE CARRYING THE ELECTRICAL SIGNAL TO PREVENT INTERFERENCE IS NOT ALWAYS EFFECTIVE OR… more
Abstract:ALKALI METAL THERMAL TO ELECTRIC CONVERTER (AMTEC) TECHNOLOGY HOLDS PROMISE AS AN ADVANCED POWER CONVERSION SYSTEM FOR AEROSPACE AN TERRESTRIAL APPLICATIONS. IT OFFERS HIGH EFFICIENCY AND HIGH TEMPERATURE IN A MODULAR CONFIGURATION, AND CAN BE MADE VERY RUGGED AND COMPACT BY EMPLOYING THIN FILM… more
Abstract:CURRENT EQUIPMENT PROCESS TECHNIQUES, FOR THE MANUFACTURE OF PRODUCTS FROM DISCONTINUOUS LONG FIBER COMPOSITE MATERIAL, EXHIBIT DEFICIENCIES WHICH INCLUDE LOW LAMINAR SHEAR STRENGTH, LOW TRANSVERSE TENSILE STRENGTH, POOR IMPACTRESISTANCE AND POOR FRACTURE TOUGHNESS. THE OBJECTIVE OF THIS PROPOSED… more
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.