Research output per year
Research output per year
- 39 results
Search results
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2024
Ultrasonic imaging of concrete-embedded corroded steel liners using linear and nonlinear evaluation
Nilsson, M., Ulriksen, P. & Rydén, N., 2024 Sept 17, (E-pub ahead of print) In: Nondestructive Testing and Evaluation. 29 p.Research output: Contribution to journal › Article › peer-review
Open Access -
Nonlinear Wave Modulation for the Evaluation of Corroded Steel Plates Embedded in Concrete
Nilsson, M., Ulriksen, P. & Rydén, N., 2024, In: Journal of Advanced Concrete Technology. 22, 9, p. 545-560 16 p.Research output: Contribution to journal › Article › peer-review
Open Access -
2023
Studies Into the Use of Non-linear Ultrasound to Detect Corroded Steel Plates Embedded in Concrete
Nilsson, M., Ulriksen, P. & Rydén, N., 2023, Proceedings of the International Conference on Non-destructive Evaluation of Concrete in Nuclear Applications. Al-Neshawy, F., Ferreira, M., Bohner, E., Kekäläinen, P., Oey, T. & Ley, V. (eds.). Aalto University Publication, p. 259-267Research output: Chapter in Book/Report/Conference proceeding › Paper in conference proceeding › peer-review
Open AccessFile69 Downloads (Pure) -
2022
Nonlinear ultrasonic characteristics of a corroded steel plate
Nilsson, M., Ulriksen, P. & Rydén, N., 2022 Sept 18, In: Nondestructive Testing and Evaluation. 25 p.Research output: Contribution to journal › Article › peer-review
Open Access -
Multichannel analysis of seismic waves for layer moduli evaluation of pavements
Ryden, N., Ulriksen, P., Ekdahl, U., Park, C. B. & Miller, R. D., 2022 Jan 27, Bearing Capacity Of Roads Railways and Airfields. CRC Press, p. 705-714 10 p.Research output: Chapter in Book/Report/Conference proceeding › Book chapter › Research › peer-review
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2018
Apps for modal analysis to characterize the complex modulus of asphalt concrete
Gudmarsson, A. & Ryden, N., 2018, Bearing Capacity of Roads, Railways and Airfields - Proceedings of the 10th International Conference on the Bearing Capacity of Roads, Railways and Airfields, BCRRA 2017. Al-Qadi, I. L., Scarpas, A. T. & Loizos, A. (eds.). CRC Press/Balkema, p. 209-215 7 p.Research output: Chapter in Book/Report/Conference proceeding › Paper in conference proceeding › peer-review
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2017
Lamb Wave Phase Velocity Imaging of Concrete Plates with 2D Arrays
Tofeldt, O. & Rydén, N., 2017 Dec 13, In: Journal of Nondestructive Evaluation. 37, 4, 13 p.Research output: Contribution to journal › Article › peer-review
Open Access -
Zero-group velocity modes in plates with continuous material variation through the thickness
Tofeldt, O. & Rydén, N., 2017, In: Journal of the Acoustical Society of America. 141, 5, 3302.Research output: Contribution to journal › Article › peer-review
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2016
Enhanced impact Echo frequency peak by time domain summation of signals with different source receiver spacing
Ryden, N., 2016 Jan 1, In: Smart Structures and Systems. 17, 1, p. 59-72 14 p.Research output: Contribution to journal › Article › peer-review
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Comparative Seismic Laboratory and Non-Contact Field Measurements of Asphalt Concrete
Bjurström, H., Gudmarsson, A., Rydén, N. & Starkhammar, J., 2016.Research output: Contribution to conference › Paper, not in proceeding › peer-review
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2015
Characterization of progressive damage in concrete using impact non-linear reverberation spectroscopy
Rydén, N., Dahlén, U. & Jakobsson, A., 2015, International Symposium Non-Destructive Testing in Civil Engineering (NDT-CE 2015), Proceedings of. 10 p.Research output: Chapter in Book/Report/Conference proceeding › Paper in conference proceeding › peer-review
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Damage Identification in Concrete using Impact Non-Linear Reverberation Spectroscopy
Dahlén, U., Rydén, N. & Jakobsson, A., 2015, In: NDT & E International. 75, p. 15-25Research output: Contribution to journal › Article › peer-review
File314 Downloads (Pure) -
Frequency Variable Surface Compaction of Sand Using Rotating Mass Oscillators
Wersall, C., Larsson, S., Rydén, N. & Nordfelt, I., 2015, In: Geotechnical Testing Journal. 38, 2, p. 198-207Research output: Contribution to journal › Article › peer-review
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Near Field Effects and Estimation of Poisson's Ratio in Impact-Echo Thickness Testing
Tofeldt, O. & Rydén, N., 2015, 41st Annual Review of Progress in Quantitative Nondestructive Evaluation (QNDE). American Institute of Physics (AIP), Vol. 1650. p. 1415-1422Research output: Chapter in Book/Report/Conference proceeding › Paper in conference proceeding › peer-review
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Non-contact excitation of fundamental resonance frequencies of an asphalt concrete specimen
Gudmarsson, A., Rydén, N. & Birgisson, B., 2015, AIP Conference Proceedings. American Institute of Physics (AIP), Vol. 1650. p. 1401-1408Research output: Chapter in Book/Report/Conference proceeding › Paper in conference proceeding › peer-review
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Poisson's ratio from polarization of acoustic zero-group velocity Lamb mode.
Tofeldt, O. & Rydén, N., 2015, In: The Journal of the Acoustical Society of America. 138, 1Research output: Contribution to journal › Article › peer-review
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Systematic errors in Impact-Echo thickness estimation due to near field effects
Tofeldt, O. & Rydén, N., 2015, In: NDT & E International. 69, p. 16-27Research output: Contribution to journal › Article › peer-review
Open Access -
2012
Acoustoelastic Effects on the Resonance Frequencies of Prestressed Concrete Beams – Short-term Measurements
Lundqvist, P. & Rydén, N., 2012, In: NDT & E International. 50, p. 36-41Research output: Contribution to journal › Article › peer-review
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Application of resonant acoustic spectroscopy to asphalt concrete beams for determination of the dynamic modulus
Gudmarsson, A., Rydén, N. & Birgisson, B., 2012, In: Materials and Structures. 45, 12, p. 1903-1913Research output: Contribution to journal › Article › peer-review
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2011
ACOUSTOELASTIC EFFECTS ON THE NATURAL FREQUENCIES OF PRE-STRESSED CONCRETE BEAMS
Lundqvist, P., Rydén, N. & Thelandersson, S., 2011, Review of Progress in Quantitative Nondestructive Evaluation (AIP Conference Proceedings). American Institute of Physics (AIP), Vol. 1335. p. 1379-1385Research output: Chapter in Book/Report/Conference proceeding › Paper in conference proceeding › peer-review
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A mobile multi-depth borehole sensor set-up to study the surface-to-base seismic transfer functions
Obando, E., Rydén, N. & Ulriksen, P., 2011, In: Engineering Geology. 123, 3, p. 246-258Research output: Contribution to journal › Article › peer-review
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Resonant frequency testing of cylindrical asphalt samples
Rydén, N., 2011, In: European Journal of Environmental and Civil Engineering. 15, 4, p. 587-600Research output: Contribution to journal › Article › peer-review
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Seismoelektrik och vattenförekomst - Förstudie
Translated title of the contribution :Seismoelectrics and the presence of water - Prestudy Research output: Book/Report › Report › Research
File408 Downloads (Pure) -
Short- and long-term measurements of resonance frequencies on prestressed concrete beams
Lundqvist, P. & Rydén, N., 2011, Nordic Concrete Research. The Nordic Concrete Federation, Vol. 43.Research output: Chapter in Book/Report/Conference proceeding › Paper in conference proceeding › peer-review
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2010
Phase-scanning approach to correct time-shift inaccuracies in the surface-wave walk-away method
Obando, E., Park, C. B., Rydén, N. & Ulriksen, P., 2010, In: Soil Dynamics and Earthquake Engineering. 30, 12, p. 1528-1539Research output: Contribution to journal › Article › peer-review
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The influence of Poisson's ratio on the excitability of the first higher symmetric (S1) zero-group velocity Lamb mode.
Rydén, N., 2010, In: Journal of the Acoustical Society of America. 128, 4, p. 2376-2376Research output: Contribution to journal › Article › peer-review
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2009
An adaptive frequency domain finite element model for surface wave testing of pavements
Rydén, N. & Castaings, M., 2009, Review of Progress in Quantitative Nondestructive Evaluation, vols 28a and 28b. American Institute of Physics (AIP), Vol. 1096. p. 1481-1488Research output: Chapter in Book/Report/Conference proceeding › Paper in conference proceeding › peer-review
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Analysis of surface waves from the light weight deflectometer
Rydén, N. & Mooney, M. A., 2009, In: Soil Dynamics and Earthquake Engineering. 29, 7, p. 1134-1142Research output: Contribution to journal › Article › peer-review
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2008
Non-contact surface wave scanning of pavements using a rolling microphone array
Rydén, N., Lowe, M. J. S. & Cawley, P., 2008, Review of Progress in Quantitative Nondestructive Evaluation, vol 27A and 27B. American Institute of Physics (AIP), Vol. 975. p. 1328-1332Research output: Chapter in Book/Report/Conference proceeding › Paper in conference proceeding › peer-review
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Noncontact surface wave testing of pavements using microphones.
Rydén, N., Lowe, M. J. S. & Cawley, P., 2008, In: Journal of the Acoustical Society of America. 124, 4, 2576.Research output: Contribution to journal › Article › peer-review
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2007
Guided wave approach for concrete pavement thickness estimation
Popovics, J. S., Rydén, N., Gibson, A. & Haas, M., 2007, Review of Progress in Quantitative Nondestructive Evaluation, Vols 26A and 26B. American Institute of Physics (AIP), Vol. 894. p. 1345-1352Research output: Chapter in Book/Report/Conference proceeding › Paper in conference proceeding › peer-review
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2006
Fast simulated annealing inversion of surface waves on pavement using phase-velocity spectra
Rydén, N. & Park, C. B., 2006, In: Geophysics. 71, 4, p. R49-R58Research output: Contribution to journal › Article › peer-review
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2005
Combined use of active and passive surface waves
Park, C. B., Miller, R. D., Rydén, N., Xia, J. & Ivanov, J., 2005, In: Journal of Environmental & Engineering Geophysics. 10, 3, p. 323-334Research output: Contribution to journal › Article › peer-review
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Seismic joint analysis for non-destructive testing of asphalt and concrete slabs
Rydén, N. & Park, C., 2005, Geotechnical Special Publication. American Society of Civil Engineers (ASCE), p. 991-1000Research output: Chapter in Book/Report/Conference proceeding › Paper in conference proceeding › peer-review
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2004
A framework for inversion of wavefield spectra in seismic non-destructive testing of pavements
Rydén, N., Ulriksen, P. & Park, C. B., 2004, Geotechnical and Geophysical Site Characterization. Millpress, p. 563-570Research output: Chapter in Book/Report/Conference proceeding › Paper in conference proceeding › peer-review
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Guided wave propagation in three-layer pavement structures
Rydén, N. & Lowe, M., 2004, In: Journal of the Acoustical Society of America. 116, 5, p. 2902-2913Research output: Contribution to journal › Article › peer-review
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Multimodal approach to seismic pavement testing
Rydén, N., Park, C., Ulriksen, P. & Miller, R., 2004, In: Journal of Geotechnical and Geoenvironmental Engineering. 130, 6, p. 636-645Research output: Contribution to journal › Article › peer-review
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Surface waves in inversely dispersive media
Rydén, N. & Park, C. B., 2004, In: Near Surface Geophysics. 2, 4, p. 187-197Research output: Contribution to journal › Article › peer-review
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Surface Wave Testing of Pavements
Rydén, N., 2004, Nils Ryden, Department of Engineering Gelogy, Lund Institute of Technology, Lund University, BOX 118, 22100 Lund,. 160 p.Research output: Thesis › Doctoral Thesis (compilation)
File1012 Downloads (Pure)