Jakob Søndergaard Jensen

Jakob Søndergaard Jensen

Professor MSO

DTU MECHANICAL ENGINEERING
Department of Mechanical Engineering

Section of Solid Mechanics

Technical University of Denmark

Nils Koppels Allé

Building 404, room 115

2800 Kgs. Lyngby

Ph.
Fax +45 45 25 19 61
E-mail jsj@mek.dtu.dk
ORCID 0000-0001-9962-6166
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2019
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Efficient sound radiation using a bandgap structure

Jung, Jaesoon ; Jeong, Cheol Ho ; Jensen, Jakob S.
in: Applied Physics Letters, vol: 115, issue: 4

Type: Journal article (Peer reviewed)

Status: Published     |    Year: 2019     |    DOI: https://doi.org/10.1063/1.5110296

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A simple method for coupled acoustic-mechanical analysis with application to gradient-based topology optimization

Jensen, Jakob S.
in: Structural and Multidisciplinary Optimization, vol: 59, issue: 5, pages: 1567–1580

Type: Journal article (Peer reviewed)

Status: Published     |    Year: 2019     |    DOI: https://doi.org/10.1007/s00158-018-2147-4

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Finite element model coupled with lumped parameter elements

Nielsen, Daniel Gert ; Jensen, Jakob Søndergaard ; Cutanda Henriquez, Vicente ; Agerkvist, Finn T.
part of: Proceedings of 14th International Conference on Theoretical and Computational Acoustics , 2019
Presented at:
14th International Conference on Theoretical and Computational Acoustics

Type: Article in proceedings (Peer reviewed)

Status: Published     |    Year: 2019

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Increased Radiation Efficiency Using Band Gap Effect

Jung, Jaesoon ; Jeong, Cheol-Ho ; Jensen, Jakob Søndergaard
part of: Proceedings of 23rd International Congress on Acoustics, pages: 4227-32, 2019, Deutsche Gesellschaft für Akustik e.V.
Presented at:
23rd International Congress on Acoustics

Type: Article in proceedings (Peer reviewed)

Status: Published     |    Year: 2019

 

Multiscale molecular dynamics-FE modeling of polymeric nanocomposites reinforced with carbon nanotubes and graphene

Doagou-Rad, S. ; Jensen, J. S. ; Islam, A. ; Mishnaevsky Jr., Leon
in: Composite Structures, vol: 217, pages: 27-36

Type: Journal article (Peer reviewed)

Status: Published     |    Year: 2019     |    DOI: https://doi.org/10.1016/j.compstruct.2019.03.017

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Optimization of realistic loudspeaker models with respect to basic response characteristics

Nielsen, Daniel Gert ; Agerkvist, Finn T. ; Jensen, Jakob Søndergaard
part of: Proceedings of 23rd International Congress on Acoustics, 2019, German Acoustical Society (DEGA)
Presented at:
23rd International Congress on Acoustics

Type: Article in proceedings (Peer reviewed)

Status: Published     |    Year: 2019

 

Topology optimization of acoustic mechanical interaction problems: a comparative review

Dilgen, Cetin Batur ; Dilgen, Sümer B. ; Aage, Niels ; Jensen, Jakob S.
in: Structural and Multidisciplinary Optimization, vol: 60, issue: 2, pages: 779-801

Type: Journal article (Peer reviewed)

Status: Published     |    Year: 2019     |    DOI: https://doi.org/10.1007/s00158-019-02236-4

2018
 

Adaptive parametric model order reduction technique for optimization of vibro-acoustic models: Application to hearing aid design

Creixell Mediante, Ester ; Jensen, Jakob Søndergaard ; Naets, Frank ; Brunskog, Jonas ; Larsen, Martin
in: Journal of Sound and Vibration, vol: 424, pages: 208–223

Type: Journal article (Peer reviewed)

Status: Published     |    Year: 2018     |    DOI: https://doi.org/10.1016/j.jsv.2018.03.013

 

Contact parameter identification for vibrational response variability prediction

Creixell Mediante, Ester ; Brunskog, Jonas ; Jensen, Jakob Søndergaard ; Larsen, Martin
in: Applied Acoustics, vol: 129, pages: 291–305

Type: Journal article (Peer reviewed)

Status: Published     |    Year: 2018     |    DOI: https://doi.org/10.1016/j.apacoust.2017.08.011

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Correlation of mechanical and electrical properties with processing variables in MWCNT reinforced thermoplastic nanocomposites

Doagou-Rad, Saeed ; Islam, Aminul ; Jensen, Jakob Søndergaard
in: Journal of Composite Materials, vol: 52, issue: 26, pages: 3681–3697

Type: Journal article (Peer reviewed)

Status: Published     |    Year: 2018     |    DOI: https://doi.org/10.1177/0021998318768390

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Damping Behavior of Carbon Nanotube Reinforced Nanocomposites: Micromechanical Modeling and Experiments

Doagou-Rad, S. ; Jensen, J. S. ; Islam, A.
Presented at:
ECCM18 - 18th European Conference on Composite Materials

Type: Paper (Peer reviewed)

Status: Published     |    Year: 2018

 

Efficient attenuation of beam vibrations by inertial amplification

Barys, Mateusz ; Jensen, Jakob S. ; Frandsen, Niels Morten Marslev
in: European Journal of Mechanics A - Solids, vol: 71, pages: 245-257

Type: Journal article (Peer reviewed)

Status: Published     |    Year: 2018     |    DOI: https://doi.org/10.1016/j.euromechsol.2018.04.001

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Interaction of nanofillers in injection-molded graphene/carbon nanotube reinforced PA66 hybrid nanocomposites

Doagou-Rad, Saeed ; Islam, Aminul ; Jensen, Jakob S. ; Alnasser, Ammar
in: Journal of Polymer Engineering, vol: 38, issue: 10, pages: 971-981

Type: Journal article (Peer reviewed)

Status: Published     |    Year: 2018     |    DOI: https://doi.org/10.1515/polyeng-2018-0060

2017
 

Erratum: A Numerical Model of an Acoustic Metamaterial Using the Boundary Element Method Including Viscous and Thermal Losses

Cutanda Henriquez, Vicente ; Andersen, Peter Risby ; Jensen, Jakob Søndergaard ; Juhl, P. Moller ; Sánchez-Dehesa, J.
in: Journal of Computational Acoustics, vol: 25, issue: 2

Type: Comment/debate (Peer reviewed)

Status: Published     |    Year: 2017     |    DOI: https://doi.org/10.1142/S0218396X17920011

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Influence of Processing Conditions on the Mechanical Behavior of MWCNT Reinforced Thermoplastic Nanocomposites

Doagou Rad, Saeed ; Islam, Aminul ; Jensen, Jakob Søndergaard
in: Procedia CIRP, vol: 66, pages: 131-136
Presented at:
1st CIRP Conference On Composite Materials Parts Manufacturing

Type: Conference article (Peer reviewed)

Status: Published     |    Year: 2017     |    DOI: https://doi.org/10.1016/j.procir.2017.03.362

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Modal interaction and higher harmonic generation in a weakly nonlinear, periodic mass–spring chain

Frandsen, Niels Morten Marslev ; Jensen, Jakob Søndergaard
in: Wave Motion, vol: 68, pages: 149-161

Type: Journal article (Peer reviewed)

Status: Published     |    Year: 2017     |    DOI: https://doi.org/10.1016/j.wavemoti.2016.09.002

 

Multi-Scale Modeling of the Structural and Vibrational Behavior of Carbon Nanotube Reinforced Polymeric Nanocomposite Plates

Doagou Rad, Saeed ; Jensen, Jakob Søndergaard ; Islam, Aminul
part of: Proceedings of the sixth ECCOMAS Thematic Conference on the Mechanical Response of Composites, pages: 94-106, 2017, Eindhoven University of Technology
Presented at:
6th ECCOMAS Thematic Conference on the Mechanical Response of Composites (Composites 2017)

Type: Article in proceedings (Peer reviewed)

Status: Published     |    Year: 2017

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Reduced order modeling in topology optimization of vibroacoustic problems

Creixell Mediante, Ester ; Jensen, Jakob Søndergaard ; Brunskog, Jonas ; Larsen, Martin
in: Journal of the Acoustical Society of America, vol: 141, issue: 5, pages: 4035-4035
Presented at:
173rd Meeting of the Acoustical Society of America and the 8th Forum Acusticum

Type: Conference abstract in journal (Peer reviewed)

Status: Published     |    Year: 2017     |    DOI: https://doi.org/10.1121/1.4989307

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Tailoring the nonlinear response of MEMS resonators using shape optimization

Li, Lily L. ; Polunin, Pavel M. ; Dou, Suguang ; Shoshani, Oriel ; Strachan, B. Scott ; Jensen, Jakob Søndergaard ; Shaw, Steven W. ; Turner, Kimberly L.
in: Applied Physics Letters, vol: 110, issue: 8

Type: Journal article (Peer reviewed)

Status: Published     |    Year: 2017     |    DOI: https://doi.org/10.1063/1.4976749

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Topology Optimization Methods for Acoustic-Mechanical Coupling Problems

Jensen, Jakob Søndergaard ; Dilgen, Cetin Batur ; Dilgen, Sümer Bartug ; Aage, Niels
part of: Proceedings of the 30th Nordic Seminar on Computational Mechanics (NSCM-30), pages: 89, 2017
Presented at:
30th Nordic Seminar on Computational Mechanics (NSCM-30)

Type: Conference abstract in proceedings (Peer reviewed)

Status: Published     |    Year: 2017

 

Topology optimization of periodic microstructures for enhanced loss factor using acoustic–structure interaction

Kook, Junghwan ; Jensen, Jakob Søndergaard
in: International Journal of Solids and Structures, vol: 122-123, pages: 59-68

Type: Journal article (Peer reviewed)

Status: Published     |    Year: 2017     |    DOI: https://doi.org/10.1016/j.ijsolstr.2017.06.001

2016
 

A Multi-Model Reduction Technique for Optimization of Coupled Structural-Acoustic Problems

Creixell Mediante, Ester ; Jensen, Jakob Søndergaard ; Brunskog, Jonas ; Larsen, Martin
part of: Proceedings of Inter-noise 2016, 2016, Deutsche Gesellschaft für Akustik
Presented at:
45th International Congress and Exposition on Noise Control Engineering, INTER-NOISE 2016

Type: Article in proceedings (Peer reviewed)

Status: Published     |    Year: 2016

  PDF

A Numerical Model of an Acoustic Metamaterial Using the Boundary Element Method Including Viscous and Thermal Losses

Cutanda Henriquez, Vicente ; Andersen, Peter Risby ; Jensen, Jakob Søndergaard ; Møller Juhl, P. ; Sánchez-Dehesa, J.
in: Journal of Computational Acoustics, vol: 25, issue: 4

Type: Journal article (Peer reviewed)

Status: Published     |    Year: 2016     |    DOI: https://doi.org/10.1142/S0218396X17500060

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A practical multiscale approach for optimization of structural damping

Andreassen, Erik ; Jensen, Jakob Søndergaard
in: Structural and Multidisciplinary Optimization, vol: 53, issue: 2, pages: 215-224

Type: Journal article (Peer reviewed)

Status: Published     |    Year: 2016     |    DOI: https://doi.org/10.1007/s00158-015-1326-9

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Coupled Acoustic-Mechanical Bandgaps

Jensen, Jakob Søndergaard ; Kook, Junghwan
in: Crystals, vol: 6, issue: 9

Type: Journal article (Peer reviewed)

Status: Published     |    Year: 2016     |    DOI: https://doi.org/10.3390/cryst6090112

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Inertial amplification of continuous structures: Large band gaps from small masses

Frandsen, Niels Morten Marslev ; Bilal, Osama R. ; Jensen, Jakob Søndergaard ; Hussein, Mahmoud I.
in: Journal of Applied Physics, vol: 119, issue: 12

Type: Journal article (Peer reviewed)

Status: Published     |    Year: 2016     |    DOI: https://doi.org/10.1063/1.4944429

 

Model reduction for optimization of structural-acoustic coupling problems

Creixell Mediante, Ester ; Jensen, Jakob Søndergaard ; Brunskog, Jonas ; Larsen, M.
part of: Proceedings of ISMA 2016, 2016
Presented at:
International Conference on Noise and Vibration Engineering 2016

Type: Article in proceedings (Peer reviewed)

Status: Published     |    Year: 2016

 

On nanostructured silicon success

Sigmund, Ole ; Jensen, Jakob Søndergaard ; Frandsen, Lars Hagedorn
in: Nature Photonics, vol: 10, issue: 3, pages: 142-143

Type: Letter (Peer reviewed)

Status: Published     |    Year: 2016     |    DOI: https://doi.org/10.1038/nphoton.2016.26

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Optimization of directional elastic energy propagation

Andreassen, Erik ; Chang, Hannah R. ; Ruzzene, Massimo ; Jensen, Jakob Søndergaard
in: Journal of Sound and Vibration, vol: 379, pages: 53-70

Type: Journal article (Peer reviewed)

Status: Published     |    Year: 2016     |    DOI: https://doi.org/10.1016/j.jsv.2016.03.002

 

Optimization of hardening/softening behavior of plane frame structures using nonlinear normal modes

Dou, Suguang ; Jensen, Jakob Søndergaard
in: Computers & Structures, vol: 164, pages: 63-74

Type: Journal article (Peer reviewed)

Status: Published     |    Year: 2016     |    DOI: https://doi.org/10.1016/j.compstruc.2015.11.001

 

Truncated acoustic black hole structure with the optimized tapering shape and damping coating

Ih, Jeong-Guon ; Kim, Miseong ; Lee, Ik Jin ; Jensen, Jakob Søndergaard
part of: Proceedings of Inter-noise 2016, pages: 2403-2410, 2016, Deutsche Gesellschaft für Akustik
Presented at:
45th International Congress and Exposition on Noise Control Engineering, INTER-NOISE 2016

Type: Article in proceedings (Peer reviewed)

Status: Published     |    Year: 2016

2015
 

A model of mechanical contacts in hearing aids for uncertainty analysis

Creixell Mediante, Ester ; Brunskog, Jonas ; Jensen, Jakob Søndergaard ; Larsen, Martin
part of: Proceedings of Novem 2015, 2015
Presented at:
Noise and vibration Emerging Technology 2015

Type: Article in proceedings (Peer reviewed)

Status: Published     |    Year: 2015

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Creating geometrically robust designs for highly sensitive problems using topology optimization: Acoustic cavity design

Christiansen, Rasmus E. ; Lazarov, Boyan S. ; Jensen, Jakob S. ; Sigmund, Ole
in: Structural and Multidisciplinary Optimization, vol: 52, issue: 4, pages: 737-754

Type: Journal article (Peer reviewed)

Status: Published     |    Year: 2015     |    DOI: https://doi.org/10.1007/s00158-015-1265-5

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Optimization of nonlinear structural resonance using the incremental harmonic balance method

Dou, Suguang ; Jensen, Jakob Søndergaard
in: Journal of Sound and Vibration, vol: 334, pages: 239–254

Type: Journal article (Peer reviewed)

Status: Published     |    Year: 2015     |    DOI: https://doi.org/10.1016/j.jsv.2014.08.023

 

Structural optimization for nonlinear dynamic response

Dou, Suguang ; Strachan, B. Scott ; Shaw, Steven W. ; Jensen, Jakob Søndergaard
in: Philosophical Transactions of the Royal Society A: Mathematical, Physical and Engineering Sciences, vol: 373, issue: 2051

Type: Journal article (Peer reviewed)

Status: Published     |    Year: 2015     |    DOI: https://doi.org/10.1098/rsta.2014.0408

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Topology Optimized Architectures with Programmable Poisson's Ratio over Large Deformations

Clausen, Anders ; Wang, Fengwen ; Jensen, Jakob Søndergaard ; Sigmund, Ole ; Lewis, Jennifer A.
in: Advanced Materials, vol: 27, issue: 37, pages: 5523-5527

Type: Journal article (Peer reviewed)

Status: Published     |    Year: 2015     |    DOI: https://doi.org/10.1002/adma.201502485

2014
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Analysis of enhanced modal damping ratio in porous materials using an acoustic-structure interaction model

Kook, Junghwan ; Jensen, Jakob Søndergaard
in: A I P Advances, vol: 4, issue: 12

Type: Journal article (Peer reviewed)

Status: Published     |    Year: 2014     |    DOI: https://doi.org/10.1063/1.4901881

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Analytical sensitivity analysis and topology optimization of nonlinear resonant structures with hardening and softening behavior

Dou, Suguang ; Jensen, Jakob Søndergaard
Presented at:
17th U.S. National Congress on Theoretical and Applied Mechanics

Type: Conference abstract for conference (Peer reviewed)

Status: Published     |    Year: 2014

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Benefits and Challenges when Performing Robust Topology Optimization for Interior Acoustic Problems

Christiansen, Rasmus Ellebæk ; Jensen, Jakob Søndergaard ; Lazarov, Boyan Stefanov ; Sigmund, Ole
Presented at:
4th International Conference on Engineering Optimization

Type: Conference abstract for conference (Peer reviewed)

Status: Published     |    Year: 2014

  PDF

Characterization and optimal design of nonlinear MEMS resonators

Dou, Suguang ; Strachan, B.S. ; Shaw, S.W. ; Jensen, Jakob Søndergaard
Presented at:
Solid-State Sensors, Actuators and Microsystems Workshop

Type: Poster (Peer reviewed)

Status: Published     |    Year: 2014

 

Design of materials with prescribed nonlinear properties

Wang, Fengwen ; Sigmund, Ole ; Jensen, Jakob Søndergaard
in: Journal of the Mechanics and Physics of Solids, vol: 69, issue: 1, pages: 156-174

Type: Journal article (Peer reviewed)

Status: Published     |    Year: 2014     |    DOI: https://doi.org/10.1016/j.jmps.2014.05.003

 

Interpolation scheme for fictitious domain techniques and topology optimization of finite strain elastic problems

Wang, Fengwen ; Lazarov, Boyan Stefanov ; Sigmund, Ole ; Jensen, Jakob Søndergaard
in: Computer Methods in Applied Mechanics and Engineering, vol: 276, pages: 453-472

Type: Journal article (Peer reviewed)

Status: Published     |    Year: 2014     |    DOI: https://doi.org/10.1016/j.cma.2014.03.021

 

On the consistency of adjoint sensitivity analysis for structural optimization of linear dynamic problems

Jensen, Jakob Søndergaard ; Nakshatrala, Praveen B. ; Tortorelli, Daniel A.
in: Structural and Multidisciplinary Optimization, vol: 49, issue: 5, pages: 831-837

Type: Journal article (Peer reviewed)

Status: Published     |    Year: 2014     |    DOI: https://doi.org/10.1007/s00158-013-1024-4

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On the realization of the bulk modulus bounds for two-phase viscoelastic composites

Andreasen, Casper Schousboe ; Andreassen, Erik ; Jensen, Jakob Søndergaard ; Sigmund, Ole
in: Journal of the Mechanics and Physics of Solids, vol: 63, pages: 228-241

Type: Journal article (Peer reviewed)

Status: Published     |    Year: 2014     |    DOI: https://doi.org/10.1016/j.jmps.2013.09.007

  PDF

Optimal design of hardening and softening resonances of plane frame structures

Dou, Suguang ; Jensen, Jakob Søndergaard
Presented at:
8th European Nonlinear Dynamics Conference

Type: Paper (Peer reviewed)

Status: Published     |    Year: 2014

 

Practical design of a nonlinear tuned vibration absorber

Grappasonni, C. ; Habib, G. ; Detroux, T. ; Wang, Fengwen ; Kerschen, G. ; Jensen, Jakob Søndergaard
part of: Proceedings of International Conference on Noise and Vibration Engineering (isma2014) and International Conference on Uncertainty in Structural Dynamics (usd2014), pages: 3029-3046, 2015, Katholieke Universiteit Leuven
Presented at:
International Conference on Noise and Vibration Engineering (ISMA 2014) and International Conference on Uncertainty in Structural Dynamics (USD 2014)

Type: Article in proceedings (Peer reviewed)

Status: Published     |    Year: 2014

 

Time domain topology optimization of 3D nanophotonic devices

Elesin, Yuriy ; Lazarov, Boyan Stefanov ; Jensen, Jakob Søndergaard ; Sigmund, Ole
in: Photonics and Nanostructures - Fundamentals and Applications, vol: 12, issue: 1, pages: 23-33

Type: Journal article (Peer reviewed)

Status: Published     |    Year: 2014     |    DOI: https://doi.org/10.1016/j.photonics.2013.07.008

 

Topology optimization of periodic microstructures for enhanced dynamic properties of viscoelastic composite materials

Andreassen, Erik ; Jensen, Jakob Søndergaard
in: Structural and Multidisciplinary Optimization, vol: 49, issue: 5, pages: 695-705

Type: Journal article (Peer reviewed)

Status: Published     |    Year: 2014     |    DOI: https://doi.org/10.1007/s00158-013-1018-2

2013
 

Acoustical topology optimization of Zwicker's loudness with Padé approximation

Kook, Junghwan ; Jensen, Jakob Søndergaard ; Wang, Semyung
in: Computer Methods in Applied Mechanics and Engineering, vol: 255, pages: 40-66

Type: Journal article (Peer reviewed)

Status: Published     |    Year: 2013     |    DOI: https://doi.org/10.1016/j.cma.2012.10.022

 

Analysis of phononic bandgap structures with dissipation

Andreassen, Erik ; Jensen, Jakob Søndergaard
in: Journal of Vibration and Acoustics, vol: 135, issue: 4

Type: Journal article (Peer reviewed)

Status: Published     |    Year: 2013     |    DOI: https://doi.org/10.1115/1.4023901

  PDF

Optimization in Nonlinear Structural Dynamics with Reduced Order Models

Dou, Suguang ; Jensen, Jakob Søndergaard
Presented at:
DCAMM 14th Internal Symposium

Type: Poster (Peer reviewed)

Status: Published     |    Year: 2013

  PDF

Optimization of nonlinear structural vibrations using the incremental harmonic balance method

Dou, Suguang ; Jensen, Jakob Søndergaard
Presented at:
10th World Congress on Structural and Multidisciplinary Optimization

Type: Conference abstract for conference (Peer reviewed)

Status: Published     |    Year: 2013

 

Wavelength Selective 3D Topology Optimized Photonic Crystal Devices

Frandsen, Lars Hagedorn ; Elesin, Yuriy ; Sigmund, Ole ; Jensen, Jakob Søndergaard ; Yvind, Kresten
part of: Proceedings of 2013 Conference on Lasers and Electro-Optics (CLEO), 2014, IEEE
Presented at:
Conference on Lasers and Electro-Optics (CLEO 2013)

Type: Article in proceedings (Peer reviewed)

Status: Published     |    Year: 2013     |    DOI: https://doi.org/10.1364/CLEO_SI.2013.CTh4L.6

2012
 

Acoustical topology optimization for Zwicker's loudness model - Application to noise barriers

Kook, Junghwan ; Koo, Kunmo ; Hyun, Jaeyub ; Jensen, Jakob Søndergaard ; Wang, Semyung
in: Computer Methods in Applied Mechanics and Engineering, vol: 237-240, pages: 130-151

Type: Journal article (Peer reviewed)

Status: Published     |    Year: 2012     |    DOI: https://doi.org/10.1016/j.cma.2012.05.004

 

Design of robust and efficient photonic switches using topology optimization

Elesin, Yuriy ; Lazarov, Boyan Stefanov ; Jensen, Jakob Søndergaard ; Sigmund, Ole
in: Photonics and Nanostructures - Fundamentals and Applications, vol: 10, issue: 1, pages: 153-165

Type: Journal article (Peer reviewed)

Status: Published     |    Year: 2012     |    DOI: https://doi.org/10.1016/j.photonics.2011.10.003

  PDF

Enhancing the Damping Properties of Viscoelastic Composites by Topology Optimization

Andreasen, Casper Schousboe ; Andreassen, Erik ; Sigmund, Ole ; Jensen, Jakob Søndergaard
Presented at:
8th European Solid Mechanics Conference

Type: Conference abstract for conference (Peer reviewed)

Status: Published     |    Year: 2012

 

High-performance slow light photonic crystal waveguides with topology optimized or circular-hole based material layouts

Wang, Fengwen ; Jensen, Jakob Søndergaard ; Sigmund, Ole
in: Photonics and Nanostructures - Fundamentals and Applications, vol: 10, issue: 4, pages: 378-388

Type: Journal article (Peer reviewed)

Status: Published     |    Year: 2012     |    DOI: https://doi.org/10.1016/j.photonics.2012.04.004

  PDF

Optimized manufacturable porous materials

Andreassen, Erik ; Andreasen, Casper Schousboe ; Jensen, Jakob Søndergaard ; Sigmund, Ole
Presented at:
APM 2012 Advanved Problems in Mechanics

Type: Conference abstract for conference

Status: Published     |    Year: 2012

  PDF

Optimizing the microstructure of dissipative materials

Andreassen, Erik ; Lazarov, Boyan Stefanov ; Jensen, Jakob Søndergaard
Presented at:
International Workshop on Computational Mechanics of Materials

Type: Paper

Status: Published     |    Year: 2012

  PDF

Systematic design of loss-engineered slow-light waveguides

Wang, Fengwen ; Jensen, Jakob Søndergaard ; Mørk, Jesper ; Sigmund, Ole
in: Optical Society of America. Journal A: Optics, Image Science, and Vision, vol: 29, issue: 12, pages: 2657-2666

Type: Journal article (Peer reviewed)

Status: Published     |    Year: 2012

  PDF

Topology optimization of nano-photonic systems

Elesin, Yuriy ; Wang, Fengwen ; Andkjær, Jacob Anders ; Jensen, Jakob Søndergaard ; Sigmund, Ole
part of: Advanced Photonics Congress, pages: IM2B.4, 2012, Optical Society of America
Presented at:
Integrated Photonics Research, Silicon and Nanophotonics (IPR)

Type: Article in proceedings (Peer reviewed)

Status: Published     |    Year: 2012

2011
 

Comparison between different dispersion engineering methods in slow light photonic crystal waveguides

Wang, Fengwen ; Jensen, Jakob Søndergaard ; Sigmund, Ole
in: Aip Conference Proceedings, vol: 1398, pages: 180-182
Presented at:
4th International Workshop on Theoretical and Computational Nanophotonics

Type: Conference article (Peer reviewed)

Status: Published     |    Year: 2011     |    DOI: https://doi.org/10.1063/1.3644251

 

Modelling of Active Semiconductor Photonic Crystal Waveguides and Robust Designs based on Topology Optimization

Chen, Yaohui ; Wang, Fengwen ; Ek, Sara ; Jensen, Jakob Søndergaard ; Sigmund, Ole ; Mørk, Jesper
part of: 2011 13th International Conference on Transparent Optical Networks (ICTON), pages: We.C4.1, 2011, IEEE
Presented at:
13th International Conference on Transparent Optical Networks (ICTON)

Type: Article in proceedings (Peer reviewed)

Status: Published     |    Year: 2011     |    DOI: https://doi.org/10.1109/ICTON.2011.5971114

  PDF

Robust topology optimization of photonic crystal waveguides with tailored dispersion properties

Wang, Fengwen ; Jensen, Jakob Søndergaard ; Sigmund, Ole
in: Optical Society of America. Journal B: Optical Physics, vol: 28, issue: 3, pages: 387-397

Type: Journal article (Peer reviewed)

Status: Published     |    Year: 2011     |    DOI: https://doi.org/10.1364/JOSAB.28.000387

  PDF

Systematic design of slow-light photonic waveguides

Matzen, René ; Jensen, Jakob Søndergaard ; Sigmund, Ole
in: Optical Society of America. Journal B: Optical Physics, vol: 28, issue: 10, pages: 2374-2382

Type: Journal article (Peer reviewed)

Status: Published     |    Year: 2011     |    DOI: https://doi.org/10.1364/JOSAB.28.002374

 

Topology optimization for nano-photonics

Jensen, Jakob Søndergaard ; Sigmund, Ole
in: Laser & Photonics Reviews, vol: 5, issue: 2, pages: 308-321

Type: Journal article (Peer reviewed)

Status: Published     |    Year: 2011     |    DOI: https://doi.org/10.1002/lpor.201000014

 

Topology optimization of nonlinear optical devices

Jensen, Jakob Søndergaard
in: Structural and Multidisciplinary Optimization, vol: 43, issue: 6, pages: 731-743

Type: Journal article (Peer reviewed)

Status: Published     |    Year: 2011     |    DOI: https://doi.org/10.1007/s00158-011-0640-0

 

Topology optimization of ultra-fast nano-photonic switches

Elesin, Yuriy ; Lazarov, Boyan Stefanov ; Jensen, Jakob Søndergaard ; Sigmund, Ole
in: A I P Conference Proceedings Series, vol: 1398, pages: 129-131
Presented at:
4th International Workshop on Theoretical and Computational Nanophotonics

Type: Conference article (Peer reviewed)

Status: Published     |    Year: 2011     |    DOI: https://doi.org/10.1063/1.3644234

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Waves and vibrations in inhomogeneous structures

Jensen, Jakob Søndergaard

Type: Doctoral thesis

Status: Published     |    Year: 2011

2010
 

Isogeometric Analysis Towards Shape Optimization in Electromagnetics

Nguyen, Dang Manh ; Evgrafov, Anton ; Gravesen, Jens ; Jensen, Jakob Søndergaard
part of: Prooceedings of NSCM-23, the 23rd Nordic Seminar on Computational Mechanics, pages: 18-21, 2010, Stockholm
Presented at:
23rd Nordic Seminar on Computational Mechanics

Type: Article in proceedings (Peer reviewed)

Status: Published     |    Year: 2010

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Optimization of space-time material layout for 1D wave propagation with varying mass and stiffness parameters

Jensen, Jakob Søndergaard
in: CONTROL AND CYBERNETICS, vol: 39, issue: 3, pages: 599-614
Presented at:
Workshop On Optimization with PDE Constraints

Type: Conference article (Peer reviewed)

Status: Published     |    Year: 2010

 

Systematic and robust design of photonic crystal waveguides by topology optimization

Wang, Fengwen ; Jensen, Jakob Søndergaard ; Sigmund, Ole
in: A I P Conference Proceedings Series, vol: 1291, pages: 155-157
Presented at:
3rd International Workshop on Theoretical and Computational Nano-Photonics

Type: Conference article (Peer reviewed)

Status: Published     |    Year: 2010     |    DOI: https://doi.org/10.1063/1.3506109

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Topology optimization for transient response of photonic crystal structures

Matzen, René ; Jensen, Jakob Søndergaard ; Sigmund, Ole
in: Optical Society of America. Journal B: Optical Physics, vol: 27, issue: 10, pages: 2040-2050

Type: Journal article (Peer reviewed)

Status: Published     |    Year: 2010     |    DOI: https://doi.org/10.1364/JOSAB.27.002040

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Topology-optimized slow-light couplers for ring-shaped photonic crystal waveguide

Pu, Minhao ; Yang, Lirong ; Frandsen, L. H. ; Jensen, Jakob Søndergaard ; Sigmund, Ole ; Ou, Haiyan ; Yvind, Kresten ; Hvam, Jørn Märcher
part of: 2010 Conference on (OFC/NFOEC) Optical Fiber Communication (OFC), collocated National Fiber Optic Engineers Conference, pages: 1-3, 2010, IEEE
Presented at:
2010 Optical Fiber Communication Conference and Exposition and the National Fiber Optic Engineers Conference

Type: Article in proceedings (Peer reviewed)

Status: Published     |    Year: 2010

2009
 

Space-time topology optimization for one-dimensional wave propagation

Jensen, Jakob Søndergaard
in: Computer Methods in Applied Mechanics and Engineering, vol: 198, issue: 5-8, pages: 705-715

Type: Journal article (Peer reviewed)

Status: Published     |    Year: 2009     |    DOI: https://doi.org/10.1016/j.cma.2008.10.008

 

Topological material layout in plates for vibration suppression and wave propagation control

Larsen, Anders Astrup ; Laksafoss, B. ; Jensen, Jakob Søndergaard ; Sigmund, Ole
in: Structural and Multidisciplinary Optimization, vol: 37, issue: 6, pages: 585-594

Type: Journal article (Peer reviewed)

Status: Published     |    Year: 2009     |    DOI: https://doi.org/10.1007/s00158-008-0257-0

2008
 

Acoustic design by topology optimization

Dühring, Maria Bayard ; Jensen, Jakob Søndergaard ; Sigmund, Ole
in: Journal of Sound and Vibration, vol: 317, issue: 3-5, pages: 557-575

Type: Journal article (Peer reviewed)

Status: Published     |    Year: 2008     |    DOI: https://doi.org/10.1016/j.jsv.2008.03.042

 

Optimization of non-linear mass damper parameters for transient response

Jensen, Jakob Søndergaard ; Lazarov, Boyan Stefanov
part of: Proceedings of the Sixth EUROMECH Nonlinear Dynamics Conference, 2008
Presented at:
6th EUROMECH Nonlinear Dynamics Conference

Type: Article in proceedings (Peer reviewed)

Status: Published     |    Year: 2008

 

Time-Space Topology Optimization

Jensen, Jakob Søndergaard
part of: Proceedings of the Ninth International Conference on Computational Structures Technology, pages: paper 72, 2008, Civil-Comp Press, Stirlingshire, United Kingdom
Presented at:
9th International Conference on Computational Structures Technology

Type: Article in proceedings (Peer reviewed)

Status: Published     |    Year: 2008

 

Topology optimization for transient wave propagation problems in one dimension

Dahl, Jonas ; Jensen, Jakob Søndergaard ; Sigmund, Ole
in: Structural and Multidisciplinary Optimization, vol: 36, issue: 6, pages: 585-595

Type: Journal article (Peer reviewed)

Status: Published     |    Year: 2008     |    DOI: https://doi.org/10.1007/s00158-007-0192-5

 

Transient Topology Optimization of Two-Dimensional Elastic Wave Propagation

Matzen, René ; Jensen, Jakob Søndergaard ; Sigmund, Ole
part of: Proceedings of the 9. International Conference on Computational Structures Technology, pages: paper 75, 2008, Civil-Comp Press, Stirlingshire, United Kingdom
Presented at:
9th International Conference on Computational Structures Technology

Type: Article in proceedings (Peer reviewed)

Status: Published     |    Year: 2008

2007
 

BAND GAP EFFECTS IN PERIODIC CHAIN WITH LOCAL LINEAR OR NON-LINEAR OSCILLATORS

Lazarov, Boyan Stefanov ; Jensen, Jakob Søndergaard
part of: ECCOMAS Thematic Conference, Computational Methods in Structural Dynamics and Earthquake Engineering, 2007
Presented at:
Computational Methods in Structural Dynamics and Earthquake Engineering

Type: Article in proceedings (Peer reviewed)

Status: Published     |    Year: 2007

 

Imprinted silicon-based nanophotonics

Borel, Peter Ingo ; Olsen, Brian Bilenberg ; Frandsen, Lars Hagedorn ; Nielsen, Theodor ; Fage-Pedersen, Jacob ; Lavrinenko, Andrei ; Jensen, Jakob Søndergaard ; Sigmund, Ole ; Kristensen, Anders
in: Optics Express, vol: 15, issue: 3, pages: 1261-1266

Type: Journal article (Peer reviewed)

Status: Published     |    Year: 2007     |    DOI: https://doi.org/10.1364/OE.15.001261

 

Low-frequency band gaps in chains with attached non-linear oscillators

Lazarov, Boyan Stefanov ; Jensen, Jakob Søndergaard
in: International Journal of Non-Linear Mechanics, vol: 42, issue: 10, pages: 1186-1193

Type: Journal article (Peer reviewed)

Status: Published     |    Year: 2007     |    DOI: https://doi.org/10.1016/j.ijnonlinmec.2007.09.007

 

Simulation of acousto-optical interaction in a Mach-Zehnder interferometer

Dühring, Maria Bayard ; Sigmund, Ole ; Jensen, Jakob Søndergaard
Presented at:
16th International Workshop on Optical Waveguide Theory and Numerical Modelling

Type: Poster

Status: Published     |    Year: 2007

 

Topology Optimization for Acoustic Structure Interaction Problems

Yoon, Gil Ho ; Jensen, Jakob Søndergaard ; Sigmund, Ole
in: International Journal for Numerical Methods in Engineering, vol: 70, pages: 1049-1075

Type: Journal article (Peer reviewed)

Status: Published     |    Year: 2007

 

Topology Optimization of Distributed Mass Dampers for Low-frequency Vibration Suppression

Jensen, Jakob Søndergaard ; Lazarov, Boyan Stefanov
part of: ECCOMAS Thematic Conference, 2007
Presented at:
Computational Methods in Structural Dynamics and Earthquake Engineering

Type: Article in proceedings (Peer reviewed)

Status: Published     |    Year: 2007

 

Topology optimization of dynamics problems with Padé approximants

Jensen, Jakob Søndergaard
in: International Journal for Numerical Methods in Engineering, vol: 72, issue: 13, pages: 1605-1630

Type: Journal article (Peer reviewed)

Status: Published     |    Year: 2007     |    DOI: https://doi.org/10.1002/nme.2065

 

Topology optimization of vibration and wave propagation problems

Jensen, Jakob Søndergaard
part of: 5th NAFEMS Nordic seminar on FEA Modelling and Numerical Simulation, 2007
Presented at:
Nordic seminar on FEA Modelling and Numerical Simulation : Advances and Practical Applications

Type: Article in proceedings (Peer reviewed)

Status: Published     |    Year: 2007

 

Topology optimization problems for reflection and dissipation of elastic waves

Jensen, Jakob Søndergaard
in: Journal of Sound and Vibration, vol: 301, issue: 1-2, pages: 319-340

Type: Journal article (Peer reviewed)

Status: Published     |    Year: 2007     |    DOI: https://doi.org/10.1016/j.jsv.2006.10.004

2006
 

Efficient Optimization of Dynamic Systems Using Pade Approximants

Jensen, Jakob Søndergaard
part of: 3rd European Conference on Computational Mechanics, 2006
Presented at:
3rd European Conference on Computational Mechanics

Type: Article in proceedings (Peer reviewed)

Status: Published     |    Year: 2006

 

Maximizing band gaps in plate structures

Halkjær, Søren ; Sigmund, Ole ; Jensen, Jakob Søndergaard
in: Structural and Multidisciplinary Optimization, vol: 32, issue: 4, pages: 263-275

Type: Journal article (Peer reviewed)

Status: Published     |    Year: 2006     |    DOI: https://doi.org/10.1007/s00158-006-0037-7

 

On maximal eigenfrequency separation in two-material structures: the 1D and 2D scalar cases

Jensen, Jakob Søndergaard ; Pedersen, Niels Leergaard
in: Journal of Sound and Vibration, vol: 289, issue: 4-5, pages: 967-986

Type: Journal article (Peer reviewed)

Status: Published     |    Year: 2006

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Optical characterisation of photonic wire and photonic crystal waveguides fabricated using nanoimprint lithography

Borel, Peter Ingo ; Frandsen, Lars Hagedorn ; Lavrinenko, Andrei ; Olsen, Brian Bilenberg ; Nielsen, Theodor ; Kristensen, Anders ; Jensen, Jakob Søndergaard ; Sigmund, Ole
part of: Proceedings European Conference on Optical Communication, pages: We1.2.4, 2006, IEEE
Presented at:
32nd European Conference on Optical Communications

Type: Article in proceedings (Peer reviewed)

Status: Published     |    Year: 2006     |    DOI: https://doi.org/10.1109/ECOC.2006.4801135

 

Topological Design for Acoustic-Structure Interaction Problems with a Mixed Finite Element Method

Yoon, Gil Ho ; Jensen, Jakob Søndergaard ; Sigmund, Ole
part of: III European conference on computational mechancis solids, structures and coupled problems, in engineering, 2006, Springer
Presented at:
TOPOLOGICAL DESIGN FOR ACOUSTIC-STRUCTURE INTERACTION PROBLEMS WITH A MIXED FINTIE ELEMENT METHOD

Type: Article in proceedings (Peer reviewed)

Status: Published     |    Year: 2006

 

Topology optimised photonic crystal waveguide intersections with high-transmittance and low crosstalk

Ikeda, N ; Sugimoto, Y ; Watanabe, Y ; Ozaki, N ; Mizutani, A ; Takata, Y ; Jensen, Jakob Søndergaard ; Sigmund, Ole ; Borel, Peter Ingo ; Kristensen, Martin ; Asakawa, K
in: Electronics letters, vol: 42, issue: 18, pages: 1031-1033

Type: Journal article (Peer reviewed)

Status: Published     |    Year: 2006

 

Topology optimization for acoustic-structure interaction problems

Yoon, Gil Ho ; Jensen, Jakob Søndergaard ; Sigmund, Ole
part of: IUTAM Symposium on Topological Design Optimization of Structures, Machines and Materials, pages: 355-364, 2006, Springer, Netherlands
Presented at:
Topology optimization for acoustic-structure interaction problems

Type: Article in proceedings (Peer reviewed)

Status: Published     |    Year: 2006     |    DOI: https://doi.org/10.1007/1-4020-4752-5_35

 

Topology Optimization for Photonic Crystal Waveguide Intersection with Wide and Flat Bandwidths in Ultra-Fast All-Optical Switch (PC-SMZ)

Sugimoto, Y ; Watanabe, Y ; Ikeda, N ; Ozaki, N ; Mizutani, A ; Takata, Y ; Jensen, Jakob Søndergaard ; Sigmund, Ole ; Borel, Peter Ingo ; Kristensen, Martin ; Ishikawa, H ; Asakawa, K
part of: Proceedings European Conference on Optical Communication, 2006
Presented at:
32nd European Conference on Optical Communications

Type: Article in proceedings (Peer reviewed)

Status: Published     |    Year: 2006

 

Topology optimization of wave-propagation problems

Jensen, Jakob Søndergaard ; Sigmund, Ole
part of: IUTAM Symposium on Topological Design Optimization of Structures, Machines and Materials, pages: 387-390, 2006, Springer, Dordrecht, The Netherlands
Presented at:
IUTAM-symposium: Topological design optimization of structures, machines and materials - status and perspectives

Type: Article in proceedings (Peer reviewed)

Status: Published     |    Year: 2006