المؤلفون: Bergadà Caramés, Pau

المساهمون: University/Department: Universitat Ramon Llull. EALS - Electrònica

مرشدي الرسالة: Regué, Joan Ramon, Pijoan Vidal, Joan Lluís

المصدر: TDX (Tesis Doctorals en Xarxa)

مصطلحات موضوعية: High Frequency, Ionosphere, Digital communications, Direct Sequence Spread Spectrum, Sky-wave propagation, Orthogonal Frequency Division Multiplexing, Multipath spread, Doppler spread, Signal to Noise Ratio, Enginyeria i Arquitectura

الوقت: 621.3

وصف الملف: application/pdf

الوصول الحر: http://hdl.handle.net/10803/285837Test

المؤلفون: M, Remadevi¹ (AUTHOR) remadevi@gmail.com, S, Suneera² (AUTHOR), N, Sureshkumar² (AUTHOR), R, Rajesh² (AUTHOR)

المصدر: IET Radar, Sonar & Navigation (Wiley-Blackwell). Aug2022, Vol. 16 Issue 8, p1388-1402. 15p.

مصطلحات موضوعية: *MONTE Carlo method, ACOUSTIC wave propagation, PRESSURE sensors, OCEAN, SENSOR arrays, EMISSION control, ACOUSTIC emission testing

المؤلفون: Abdelghani, Leghouchi

المصدر: World Journal of Engineering, 2023, Vol. 21, Issue 2, pp. 376-385.

الوصول الحر: http://www.emeraldinsight.com/doi/10.1108/WJE-10-2022-0405Test

المؤلفون: Cichoń, Krzysztof, Nikiforuk, Maciej, Kliks, Adrian

المصدر: Sensors. 24(10)

مصطلحات موضوعية: foliage attenuation, millimeter-wave propagation, radiative transfer equation, vegetation attenuation, Signalbehandling, Signal Processing

وصف الملف: electronic

الوصول الحر: https://urn.kb.se/resolve?urn=urn:nbn:se:ltu:diva-105853Test
https://doi.org/10.3390/s24103190Test
https://ltu.diva-portal.org/smash/get/diva2:1866494/FULLTEXT01.pdfTest

المؤلفون: Eriksson, Gustav, 1994

المساهمون: Mattsson, Ken, Professor, Appelö, Daniel, Professor

المصدر: Digital Comprehensive Summaries of Uppsala Dissertations from the Faculty of Science and Technology.

مصطلحات موضوعية: partial differential equations, wave propagation problems, finite difference methods, summation-by-parts, boundary conditions, Beräkningsvetenskap med inriktning mot numerisk analys, Scientific Computing with specialization in Numerical Analysis

وصف الملف: electronic

الوصول الحر: https://urn.kb.se/resolve?urn=urn:nbn:se:uu:diva-527431Test
https://uu.diva-portal.org/smash/get/diva2:1855469/PREVIEW01.jpgTest
https://uu.diva-portal.org/smash/get/diva2:1855469/FULLTEXT02.pdfTest

المؤلفون: Yang, Bo, Mousavi, Mahmoud, 1983

المصدر: International Journal of Mechanical Sciences. 267

مصطلحات موضوعية: Carbon nanotubes, Geometrical nonlinear effects, Wave propagation, Size effects, Second strain gradient elasticity

وصف الملف: electronic

الوصول الحر: https://urn.kb.se/resolve?urn=urn:nbn:se:uu:diva-528412Test
https://doi.org/10.1016/j.ijmecsci.2024.109014Test
https://uu.diva-portal.org/smash/get/diva2:1861521/FULLTEXT01.pdfTest

المؤلفون: Yang, Bo, Bacciocchi, Michele, Fantuzzi, Nicholas, Luciano, Raimondo, Fabbrocino, Francesco

المصدر: Computers & structures. 296

مصطلحات موضوعية: Periodic nano-waveguides, Wave propagation, Dispersion relation, Stop band, Second strain gradient elasticity, Parameters sensitivity

وصف الملف: electronic

الوصول الحر: https://urn.kb.se/resolve?urn=urn:nbn:se:uu:diva-525918Test
https://doi.org/10.1016/j.compstruc.2024.107299Test
https://uu.diva-portal.org/smash/get/diva2:1848735/FULLTEXT01.pdfTest

المؤلفون: Michalis K. Chondros, Anastasios S. Metallinos, Andreas G. Papadimitriou

المصدر: Modelling, Vol 5, Iss 2, Pp 458-482 (2024)

مصطلحات موضوعية: numerical modeling, integrated modeling, coastal processes, mild slope, wave propagation, wave reflection, Engineering design, TA174

وصف الملف: electronic resource

العلاقة: https://www.mdpi.com/2673-3951/5/2/25Test; https://doaj.org/toc/2673-3951Test

الوصول الحر: https://doaj.org/article/6a3ff1d2a9304e868efb09dafe1cc8a4Test

المؤلفون: Shuaiyang Fu, Haibo Li, Liwang Liu, Di Wu, Ben Wang

المصدر: Journal of Rock Mechanics and Geotechnical Engineering, Vol 16, Iss 4, Pp 1231-1244 (2024)

مصطلحات موضوعية: Stochastic joints, Intrinsic cohesive zone model, Uniaxial compressive strength (UCS), Wave propagation, Fabric tensor, Engineering geology. Rock mechanics. Soil mechanics. Underground construction, TA703-712

وصف الملف: electronic resource

العلاقة: http://www.sciencedirect.com/science/article/pii/S1674775523002354Test; https://doaj.org/toc/1674-7755Test

الوصول الحر: https://doaj.org/article/face773321e64f49872bb5c93c402bdfTest

المؤلفون: L. Anitha, R. Mehala Devi

المصدر: Journal of Mechanics of Continua and Mathematical Sciences, Vol 19, Iss 2, Pp 79-92 (2024)

مصطلحات موضوعية: shear wave propagation, cylinder, electrostrictive materials, Mathematics, QA1-939

وصف الملف: electronic resource

العلاقة: https://jmcms.s3.amazonaws.com/wp-content/uploads/2024/02/21192813/5-jmcms-2402008-Functional-Assessment-ofTest-Wave-Propagation-L.-Anitha--1.pdf; https://doaj.org/toc/0973-8975Test; https://doaj.org/toc/2454-7190Test

الوصول الحر: https://doaj.org/article/20ad7deb17cf48e1981f41a41c430d76Test