Abstract:IN THE PROCESSING OF SOLIDS, RAPID METHODS ARE NEEDED TO DETERMINE ORGANIC AND MINERAL PARAMETERS WHICH CAN BE RELATED TO PROCESS BEHAVIOR. THIS PROPOSAL SUGGESTS THE DEVELOPMENT OF PHOTOACOUSTIC FOURIER TRANSFORM INFRARED (PA-FT-IR) SPECTROSCOPY FOR ON-LINE MONITORING OF FOSSIL FUEL FEEDSTOCKS AND… more
Abstract:THERE ARE MANY COMBAT VEHICLE AND EQUIPMENT APPLICATIONS WHERE AN AIR-COOLED HEAT EXCHANGER MUST OPERATE IN AN EN- VIRONMENT WITH HIGH CONCENTRATIONS OF SAND AND DIRT IN THE AMBIENT AIR. CONVENTIONAL COMPACT HEAT EXCHANGERS ARE SSUS- CEPTIBLE TO CLOGGING OF COOLING FINS. ONE APPROACH THAT MAY OFFER… more
Abstract:THE STORAGE AND USE OF COMBUSTILBLE LIQUIDS. VARIOUS SCENARIDS ARE POSSIBLE IN WHICH THE LIQUID IS ACCIDENTALLY RELEASED SUCH THAT IS CONTRACTS A HOT SURFACE RESULTING IN A POTENTIAL FIRE OR EXPLOSION HAZARD. THE OPTIMUM DESIGN OF APPROPRIATE SAFETY MEASURES IS SEVERELY HAMPERED BY THE FACT THAT THE… more
Abstract:THE LOOSENING OF INTRAMEDULLARY ANCHORED COMPONENTS OF HIP PROSTHESIS IS A SIGNIFICANT PROBLEM ASSOCIATED WITH AN OTHERWISE VERY SUCCESSFUL SURGICAL PROCEDURE. IDENTIFICATION OF LOOSENING AT EARLY STAGES MAY PROVIDE THE BASIS TO PROLONG THE SERVICE OF THE IMPLANT BY ALLOWING PRESCRIPTION OF LIMITED… more
Abstract:A DEMONSTRATION OF THE FEASABILITY OF A LASER-ASSISTED CHEMICAL VAPOR DEPOSITION PROCESS FOR MERCURY CADIUM TELLURIDE FILMS UTILIZING LARGE AREA, UNIFORM RARE-GAS HALIDE EXCIMER LASER ILLUMINATION IS PROPOSED. AN INITIAL TASK FROM THIS PURPOSE WILL BE TO CONDUCT A TRADEOFF STUDY TO DETERMINE THE… more
Abstract:MEASUREMENT OF VELOCITY FIELDS AND FLOW RATES IS OF PRIME IMPORTANCE IN MANY AREAS OF INDUSTRY AND FLUID DYNAMICS RESEARCH. THE RESEARCH PROPOSED HEREIN WOULD RESULT IN A NONINTRUSIVE MEANS OF DETERMINING THE MAGNITUDE AND DIRECTION OF VELOCITY AND THE CORRESPONDING FLOW RATES BY THE USE OF LASER… more
Abstract:THE OBJECT OF THE PROPOSED STUDY IS TO CONDUCT AN EVALUATION OF THE FEASIBILITY AND PREDICTED PERFORMANCE OF A CLASS OF PULSED SPACE POWER SYSTEMS CHARACTERIZED BY THE USE OF (A) INTER-PULSE ENERGY STORATE IN FLYWHEELS, (B) THERMAL STORAGE FOR INTERMEDIATE TIMES (1 HOUR), (C) A SOLAR DRIVEN CLOSED… more
Abstract:WE PROPOSE TO COMBINE THE TOOLS OF IMAGE GENERATION, STATISTICAL IMAGE ANALYSIS AND TARGET RECOGNITION CUES TO PRODUCE AN AUTOMATIC IMAGE INTERPRETER WHICH CAN BE APPLICABLE TO REALISTIC IDENTIFICATION SYSTEM WILL CALL ON THE SYNTHESIS MODULE TO SEARCH FOR INCONSISTENCIES IN GEOMETRY AND GREY LEVEL… more
Abstract:CHLORINATED AROMATIC HYDROCARBONS HAVE BEEN IDENTIFIED AS A CLASS OF COMPOUNDS WHICH POSE A POTENT HEALTH HAZARD TO THE GENERAL POPULATION. MOLECULES SUCH AS TETRA-CHLORINATED DIBENZO DIOXINS AND FURANS, POLYCHLORINATED BIPHENYLS (PCBS), AND VARIOUS INSECTICIDES AND HERBICIDES SUCH AS SILVEX AND… more
Abstract:THE OBJECTIVE OF THIS PROGRAM IS TO DEVELOP AN AUTOMATED HOLOGRAPHIC DIAGNOSTIC TECHNIQUE TO BE USED IN OBTAINING THE BASIC DATA NEEDED TO ASSESS AND VALIDATE NASA'S PREDICTIVE COMPUTER CODES. PHASE I IS TO SHOW THAT AUTOMATEDINTERPRETATION OF HOLOGRAPHIC DOUBLE PULSED RECORDS IS FEASIBLE AND THAT… more
Abstract:NO METHODS EXIST WORLDWIDE TO TEST MAJOR BUILDINGS, IN-PLACEAND AS CONSTRUCTED, TO EARTHQUAKE MOTION-TIME HISTORIES UP TO AND INCLUDING DAMAGE AND COLLAPSE LEVELS. TESTING COMPLETE CIVIL STRUCTURES AT SIGNIFICANT EARTHQUAKE LEVELS CAN PROVIDE MUCH NEEDED INFORMATION FOR PROTECTION AGAINST BUILDING… more
Abstract:TO OUR INITIAL UNDERSTAND OF NORMAL AND ABNORMAL PHYSIOLOGY,DEVELOPMENTAL BIOLOGY AND CELLULAR BIOLOGY THAN HAS THE FROG. DATING FROM THE EARLY 1930'S, ONLY THE MOUSE HAS CHALLENGED THE POSITION OF THE FROG. IN RECENT YEARS CONTRIBUTIONS USING FROGS HAVE BEEN SERIOUSLY IMPEDED BECAUSE OF THE LACK OF… 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.