المؤلفون: ZHANG, L., Wang, Siyang, ANDERS PETERSSON, N.

المصدر: SIAM Journal on Scientific Computing. 43(2):A1472-A1496

مصطلحات موضوعية: Elastic wave equations, Finite difference methods, Nonconforming mesh refinement, Summationby- parts, Three space dimensions, Computational efficiency, Elastic waves, Energy conservation, Mesh generation, Wave propagation, Curvilinear coordinate, Finite difference operators, Fourth order convergence, Fourth-order finite difference method, Fully discrete scheme, Governing equations, Numerical experiments, Predictor corrector, Finite difference method

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الوصول الحر: https://urn.kb.se/resolve?urn=urn:nbn:se:mdh:diva-54279Test

المؤلفون: Sack, Stefan, Åbom, Mats, 1954

المصدر: Journal of Sound and Vibration. 486

مصطلحات موضوعية: Acoustic dispersion, Acoustic two-port, Duct acoustics, Flow acoustic, Machine learning, Modal decomposition, Neural network, Acoustic field measurement, Acoustic fields, Complex networks, Ducts, Elastic waves, Microphones, Multilayers, Navier Stokes equations, Training aircraft, Viscous flow, Wave propagation, Acoustic mode decomposition, Acoustic plane waves, Analytical knowledge, Classical solutions, Linearized navier-stokes equations, Multi-layer perceptron neural networks, Plane-wave decomposition, Viscous dissipation, Multilayer neural networks

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الوصول الحر: https://urn.kb.se/resolve?urn=urn:nbn:se:kth:diva-287939Test

المؤلفون: Hynninen, A., Åbom, Mats

المصدر: 20th International Congress on Sound and Vibration 2013, ICSV 2013. :2553-2559

مصطلحات موضوعية: Acoustic noise, Acoustic wave propagation, Elastic waves, Exhaust systems (engine), Frequency bands, Internal combustion engines, Ultrasonics, Finite element method simulation, Frequency ranges, Governing equations, Harsh environment, Large structures, Low frequency range, Three-dimensional acoustic waves, Weighting factors, Ducts

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الوصول الحر: https://urn.kb.se/resolve?urn=urn:nbn:se:kth:diva-146961Test

المؤلفون: Kellonemi, Anti, Mellin, V., Finnveden, Svante, 1957, Gustavini, Remi, Göransson, Peter

المصدر: Turkish Acoustical Society - 36th International Congress and Exhibition on Noise Control Engineering, INTER-NOISE 2007 ISTANBUL. :1608-1617

مصطلحات موضوعية: Acoustic fields, Diaphragms, Elastic waves, Electrostatics, Exhibitions, Stators, Transducers, Wave propagation

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الوصول الحر: https://urn.kb.se/resolve?urn=urn:nbn:se:kth:diva-83391Test

المؤلفون: Bonfiglio, P., Pompoli, F., Peplow, Andrew T

المصدر: International Congress on Sound and Vibration 2006 13th International Congress on Sound and Vibration 2006, ICSV 2006. :317-324

مصطلحات موضوعية: Decomposition technique, End termination, Four microphones, Layered Structures, Normal incidence, Transmission coefficients, Transmission loss, Two-load method, Elastic waves, Transfer matrix method, Wave propagation, Wave transmission, Tubes (components)

وصف الملف: print

الوصول الحر: https://urn.kb.se/resolve?urn=urn:nbn:se:kth:diva-155028Test

المؤلفون: Hynninen, A., Åbom, Mats

المصدر: INTER-NOISE th International Congress and Exposition on Noise Control Engineering.

مصطلحات موضوعية: Acoustic noise, Acoustic variables control, Aerodynamics, Catalysts, Catalytic oxidation, Diesel engines, Elastic waves, Engines, Exhaust systems (engine), Internal combustion engines, Mach number, Noise abatement, Oxidation, Wave propagation, Acoustic performance, Acoustic resistance, After treatment devices, Diesel oxidation catalyst, Diesel particulate filters, Low-Mach-number flow, Oxidation catalysts, Semi-empirical modeling, Audio acoustics

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الوصول الحر: https://urn.kb.se/resolve?urn=urn:nbn:se:kth:diva-181505Test

المؤلفون: Moskalenko, S. A., Podlesny, I. V., Dumanov, E. V., Liberman, Michael A.

المصدر: European Physical Journal B. 88(9)

مصطلحات موضوعية: Solid State and Materials, Chirality, Circular polarization, Dispersion (waves), Eigenvalues and eigenfunctions, Elastic waves, Electric fields, Electrons, Hamiltonians, Magnetic field effects, Magnetic fields, Magnetism, Phonons, Polarization, Quantum theory, Resonators, Semiconductor quantum wells, Spectroscopy, Valence bands, Vectors, Wave propagation, Exciton-photon interaction, Longitudinal components, Magnetic and electric fields, Magnetic field strengths, Rashba spin-orbit coupling, Transverse components, Two-dimensional cavities, Photons

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الوصول الحر: https://urn.kb.se/resolve?urn=urn:nbn:se:kth:diva-174993Test

المؤلفون: Na, Wei, PHD student, 1986, Boij, Susann, Efraimsson, Gunilla

المصدر: 20th AIAA/CEAS Aeroacoustics Conference.

مصطلحات موضوعية: Acoustic measuring instruments, Aeroacoustics, Elastic waves, Frequency domain analysis, Linearization, Navier Stokes equations, Perforated plates, Tubes (components), Wave propagation, Acoustic characters, Acoustic performance, Acoustic plane waves, Linearized Navier-Stokes, Linearized navier-stokes equations, Semi-empirical modeling, Three space dimensions, Two-microphone methods

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الوصول الحر: https://urn.kb.se/resolve?urn=urn:nbn:se:kth:diva-168123Test