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Transmission, reflection and absorption in Sonic and Phononic Crystals

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Transmission, reflection and absorption in Sonic and Phononic Crystals

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Cebrecos Ruiz, A. (2015). Transmission, reflection and absorption in Sonic and Phononic Crystals [Tesis doctoral no publicada]. Universitat Politècnica de València. doi:10.4995/Thesis/10251/56463.

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Title: Transmission, reflection and absorption in Sonic and Phononic Crystals
Author:
Director(s): Picó Vila, Rubén Sánchez Morcillo, Víctor José
UPV Unit: Universitat Politècnica de València. Departamento de Ingeniería Electrónica - Departament d'Enginyeria Electrònica
Read date / Event date:
2015-10-06
Issued date:
Abstract:
[EN] Phononic crystals are artificial materials formed by a periodic arrangement of inclusions embedded into a host medium, where each of them can be solid or fluid. By controlling the geometry and the impedance contrast ...[+]


[ES] Los cristales fonónicos son materiales artificiales formados por una disposición periódica de inclusiones en un medio, pudiendo ambos ser de carácter sólido o fluido. Controlando la geometría y el contraste de impedancias ...[+]


[CAT] Els cristalls fonònics són materials artificials formats per una disposició d'inclusions en un medi, ambdós poden ser sòlids o fluids. Controlant la geometría i el contrast d'impedàncies dels seus materials constituents, ...[+]
Subjects: Periodic Structures , Sonic Crystals, Phononic Crystals , Transmission , Reflection, Absorption , Band Structure , Dispersion Relation , Focusing , Focalization , Collimation , Spatial dispersion , Beam , Acoustic Beam , Ultrasonic Beam , Axisymmetric , Symmetry Matching , Gradient Index , Lens , Lenses , Homogenization , Refraction , Refractive devices , Long-wavelength , Effective medium , Effective properties , Paraxial approximation , Isofrequency lines , Isofrequency contours , Wave vector , Chirped , Tappered , Rainbow trapping , Mirage effect , Chirped crystals , Wave Enhancement , Soft reflection , Group velocity , Slowing down , Coupled Mode Theory , CMT , Linear Chirped , Exponential chirped , Dissipation , Losses , Porous absorber , Porous material , Porous layers , Dissipative couple mode theory , Modulation , Loss modulation , Band structure calculation , Elastic waves , Acoustic waves , Time-marching , Algorithm , Bloch vector , Bloch boundary conditions , Boundary conditions , Unit cell , Vibrational modes , Resonant peaks , Resonant modes , Accuracy , Convergence , Computation time , Solid-Solid , Solid-fluid , Lamella cyrstal , Extraordinary absorption , Interaction strength , Time delay , Fourier Transform
Copyrigths: Reserva de todos los derechos
DOI: 10.4995/Thesis/10251/56463
Type: Tesis doctoral

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