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21دورية أكاديمية
المؤلفون: Dick, Andrew J
المساهمون: RICE UNIV HOUSTON TX DEPT OF MECHANICAL ENGINEERING
المصدر: DTIC
مصطلحات موضوعية: Mechanics, Radiofrequency Wave Propagation, FINITE ELEMENT ANALYSIS, LOADS(FORCES), NONLINEAR PROPAGATION ANALYSIS, ACCELEROMETERS, ADVERSE CONDITIONS, AMPLITUDE, DYNAMIC RESPONSE, EXPERIMENTAL DESIGN, GAIN, HIGH RATE, IDENTIFICATION, IMPACT LOADS, IMPULSE LOADING, MATHEMATICAL MODELS, MECHANICAL COMPONENTS, MULTISENSORS, NONLINEAR SYSTEMS, SCENARIOS, SHORT RANGE(TIME), SOFTWARE TOOLS, SPATIAL DISTRIBUTION, FORCE IDENTIFICATION, WAVELETS, IMPACT RESPONSE, NONLINEAR WAVE PROPAGATION, SFEM(SPECTRAL FINITE ELEMENT METHOD)
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22دورية أكاديمية
المؤلفون: Wolf, Emil
المساهمون: ROCHESTER UNIV NY
المصدر: DTIC
مصطلحات موضوعية: Statistics and Probability, Optics, Quantum Theory and Relativity, Radiofrequency Wave Propagation, BEAMS(RADIATION), MIE SCATTERING, QUANTUM OPTICS, REFRACTIVE INDEX, STOCHASTIC PROCESSES, COHERENCE, ELECTROMAGNETIC WAVE PROPAGATION, FAR FIELD, LIGHT SCATTERING, OPTICAL COMMUNICATIONS, PLANE WAVES, POLARIZATION, RADIATION ABSORPTION, REFLECTION, SPATIAL DISTRIBUTION, COHERENCE AND STATISTICAL OPTICS
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23دورية أكاديمية
المؤلفون: Dagefu, Fikadu T, Verman, Gunjan, Rao, Chirag R, Yu, Paul L, Fink, Jonathan R, Sadler, Brian M, Sarabandi, Kamal
المساهمون: ARMY RESEARCH LAB ADELPHI MD
المصدر: DTIC
مصطلحات موضوعية: Radiofrequency Wave Propagation, CHANNELS, MEASUREMENT, VERY HIGH FREQUENCY, AMPLITUDE, ATTENUATION, COMMUNICATION EQUIPMENT, DELAY, ELECTROMAGNETIC WAVE PROPAGATION, FREQUENCY BANDS, LINE OF SIGHT, LOW FREQUENCY, LOW POWER, MEASURING INSTRUMENTS, OUTDOOR, PHASE DISTORTION, PLATFORMS, PULSES, RECEIVERS, ROBOTICS, SCALAR FUNCTIONS, SCENARIOS, SIGNAL PROCESSING, SIMULATION, TRANSFER FUNCTIONS, URBAN AREAS
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24دورية أكاديمية
المؤلفون: Borcea, Liliana, Riviere, Beatrice
المساهمون: RICE UNIV HOUSTON TX
المصدر: DTIC
مصطلحات موضوعية: Operations Research, Acoustics, Electricity and Magnetism, Radiofrequency Wave Propagation, WAVE PROPAGATION, WAVEGUIDES, HELMHOLTZ EQUATIONS, IMAGES, MATHEMATICAL MODELS, MAXWELLS EQUATIONS, SYNTHETIC APERTURE RADAR, TIME SERIES ANALYSIS, WAVE SCATTERING, RANDOM MEDIA, RANDOM WAVEGUIDES
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25دورية أكاديمية
المؤلفون: Sustman, James W
المساهمون: GEORGIA INST OF TECH ATLANTA SCHOOL OF ELECTRICAL AND COMPUTER ENGINEERING
المصدر: DTIC
مصطلحات موضوعية: Electrical and Electronic Equipment, Active & Passive Radar Detection & Equipment, Radiofrequency Wave Propagation, CROSS POLARIZATION, DIPOLE ANTENNAS, GROUND PENETRATING RADAR, BANDWIDTH, BURIED OBJECTS, CLUTTER, COUPLING(INTERACTION), CROSS MODULATION, DIELECTRIC PROPERTIES, DIVERSITY RECEPTION, ELECTRICAL RESISTANCE, ELECTROMAGNETIC WAVE PROPAGATION, EXCITATION, FREQUENCY RESPONSE, MATHEMATICAL MODELS, NETWORK ANALYSIS(MANAGEMENT), SCATTERING, SIGNAL PROCESSING, TARGET CLASSIFICATION, TARGET DETECTION, THESES, TRANSMITTANCE, RVD(RESISTIVE-VEE DIPOLES), LHCP(LEFT-HAND CIRCULARLY POLARIZED), RHCP(RIGHT-HAND CIRCULARLY POLARIZED), CIRCULAR POLARIZATION, CROSSED-DIPOLE ANTENNAS
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26دورية أكاديمية
المؤلفون: Janaswamy, Ramakrishna
المساهمون: MASSACHUSETTS UNIV AMHERST
المصدر: DTIC
مصطلحات موضوعية: Electrical and Electronic Equipment, Statistics and Probability, Optics, Radiofrequency Wave Propagation, ELECTROMAGNETIC WAVE PROPAGATION, STOCHASTIC PROCESSES, ALGORITHMS, DEGREES OF FREEDOM, DETERMINANTS(MATHEMATICS), ELECTROMAGNETIC INTERFERENCE, ELECTRONIC EQUIPMENT, FINITE DIFFERENCE TIME DOMAIN, GRIDS, HARMONICS, LORENTZ FORCE, PARTICLES, PERMEABILITY, POISSON EQUATION, POSITION(LOCATION), REFRACTIVE INDEX, TRANSMITTERS, UNCERTAINTY, WAVEGUIDES, STOCHASTIC METHODS, OPTICAL PROPAGATION, SPARSE GRID ALGORITHMS, PE611102A
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27دورية أكاديمية
المؤلفون: Pogorzelski, Ronald J, Rengarajan, Sembiam R
المساهمون: CALIFORNIA STATE UNIV NORTHRIDGE
المصدر: DTIC
مصطلحات موضوعية: Electrical and Electronic Equipment, Radiofrequency Wave Propagation, ANTENNAS, MULTIPATH TRANSMISSION, SIGNAL PROCESSING, ALGORITHMS, CALIBRATION, COMMUNICATIONS NETWORKS, COUPLING(INTERACTION), EXTRAPOLATION, FAR FIELD, MATHEMATICAL FILTERS, NEAR FIELD, PATTERNS, PERFORMANCE(ENGINEERING), PLANAR STRUCTURES, PLANE WAVES, PROBES, RADIATION, SCANNING, WAVE PROPAGATION, WAVEGUIDES, NEARFIELD MEASUREMENTS, POST-MEASUREMENT COMPUTER PROCESSING, EPIC(EXTENDED PROBE INSTRUMENT CALIBRATION), PE611102A
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28دورية أكاديمية
المؤلفون: Wildman, Raymond A, Gazonas, George A
المساهمون: ARMY RESEARCH LAB ABERDEEN PROVING GROUND MD WEAPONS AND MATERIALS RESEARCH DIRECTORATE
المصدر: DTIC
مصطلحات موضوعية: Mechanics, Radiofrequency Wave Propagation, COMPUTERIZED SIMULATION, CRACKING(FRACTURING), PARTIAL DIFFERENTIAL EQUATIONS, WAVE PROPAGATION, AUGMENTATION, BRITTLENESS, CRACKS, DISPERSION RELATIONS, DYNAMICS, ELASTIC PROPERTIES, FRACTURE(MECHANICS), INTERFACES, LINEARITY, OSCILLATION, REFLECTION, STRESSES, SURFACE PROPERTIES, VECTOR ANALYSIS, FDM(FINITE DIFFERENCE METHOD), PERIDYNAMICS, COMPUTATIONAL MECHANICS, DAMAGE MODELS, INTERNAL FORCES, CRACK PATHS
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29دورية أكاديمية
المؤلفون: Martin, Randolph J, Boyd, Peter, Leidig, Mark, Bonner, Jessie, Stroujkova, Anastasia, Schuh, John, Lewkowicz, James
المساهمون: NEW ENGLAND RESEARCH INC (VETERANS AFFAIRS) WHITE RIVER JUNCTION VT
المصدر: DTIC
مصطلحات موضوعية: Ammunition and Explosives, Acoustics, Mechanics, Radiofrequency Wave Propagation, DAMAGE, EXPLOSIONS, SECONDARY WAVES, ARRAYS, COUPLING(INTERACTION), DECOUPLING, ESTIMATES, FRACTURE(MECHANICS), GRANITE, MODELS, MONITORING, PRIMARY WAVES(SEISMIC WAVES), RATIOS, SEISMIC DATA, TENSORS, VELOCITY, WAVE PROPAGATION, FRACTURE DECOUPLING, NUCLEAR MONITORING, ROCK DAMAGE, SHEAR-WAVE GENERATION, NEDE(NEW ENGLAND DAMAGE EXPERIMENTS), SPECTRAL RATIO SOURCE CHARACTERIZATION, SEISMIC RADIATION, SEISMO-ACOUSTIC SIGNALS, PE62601F
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30دورية أكاديمية
المؤلفون: Tawk, Youssef, Romero, Christopher
المساهمون: NEW MEXICO UNIV ALBUQUERQUE
المصدر: DTIC
مصطلحات موضوعية: Radiofrequency Wave Propagation, Radio Communications, MILLIMETER WAVES, ELECTROMAGNETIC WAVE PROPAGATION, SATELLITE COMMUNICATIONS, SPACE COMMUNICATIONS, V BAND, W BAND, PE63401F, WUEF008901
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