Rasmus Ellebæk Christiansen

Rasmus Ellebæk Christiansen

Postdoc

DTU MECHANICAL ENGINEERING
Department of Mechanical Engineering

Section of Solid Mechanics

Technical University of Denmark

Nils Koppels Allé

Building 404, room 126

2800 Kgs. Lyngby

Ph.
Fax +45 45 25 19 61
E-mail raelch@mek.dtu.dk
ORCID 0000-0003-4969-9062
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2017
 

Efficient preconditioning of hphp-FEM matrix sequences with slowly-varying coefficients

Gatto, P. ; Hesthaven, J. S. ; Christiansen, Rasmus Ellebæk
in journal: Computer Methods in Applied Mechanics and Engineering (ISSN: 0045-7825) (DOI: http://dx.doi.org/10.1016/j.cma.2017.04.027), vol: 322, pages: 81-96, 2017

Type: Journal article (Peer reviewed)

Status: Published     |    Year: 2017     |    DOI: http://dx.doi.org/10.1016/j.cma.2017.04.027

  PDF

Design of Passive Acoustic Wave Shaping Devices and Their Experimental Validation

Christiansen, Rasmus Ellebæk ; Sigmund, Ole ; Fernandez Grande, Efren
Presented at:
12th World Congress of Structural and Multidisciplinary Optimization, 2017, Braunschweig

Type: Conference abstract for conference (Peer reviewed)

Status: Published     |    Year: 2017

  PDF

Topology optimization of nanoparticles for localized electromagnetic field enhancement

Christiansen, Rasmus Ellebæk ; Vester-Petersen, Joakim ; Madsen, Søren Peder ; Sigmund, Ole
part of: Proceedings of the 2017 International Conference on Numerical Simulation of Optoelectronic Devices (NUSOD), pages: 3-4, 2017, IEEE,
Presented at:
17th International Conference on Numerical Simulation of Optoelectronic Devices (NUSOD17) , 2017, Kgs. Lyngby

Type: Article in proceedings (Peer reviewed)

Status: Published     |    Year: 2017     |    DOI: http://dx.doi.org/10.1109/NUSOD.2017.8009962

 

Topology optimized gold nanostrips for enhanced near-infrared photon upconversion

Vester-Petersen, Joakim ; Christiansen, Rasmus Ellebæk ; Julsgaard, Brian ; Balling, Peter ; Sigmund, Ole ; Madsen, Søren Peder
in journal: Applied Physics Letters (ISSN: 0003-6951) (DOI: http://dx.doi.org/10.1063/1.4998552), vol: 111, issue: 13, 2017

Type: Journal article (Peer reviewed)

Status: Published     |    Year: 2017     |    DOI: http://dx.doi.org/10.1063/1.4998552

 

Publisher's note: "Topology optimized gold nanostrips for enhanced near-infrared photon upconversion" [Appl. Phys. Lett. 111, 133102 (2017)]

Vester-Petersen, Joakim ; Christiansen, Rasmus Ellebæk ; Julsgaard, Brian ; Balling, Peter ; Sigmund, Ole ; Madsen, Søren Peder
in journal: Applied Physics Letters (ISSN: 0003-6951) (DOI: http://dx.doi.org/10.1063/1.5007855), vol: 111, issue: 15, 2017

Type: Comment/debate (Peer reviewed)

Status: Published     |    Year: 2017     |    DOI: http://dx.doi.org/10.1063/1.5007855

 

Experimental characterization of the Green’s function in a room using sparse reconstruction principles

Fernandez Grande, Efren ; Christiansen, Rasmus Ellebæk
in journal: Journal of the Acoustical Society of America (ISSN: 0001-4966) (DOI: http://dx.doi.org/10.1121/1.5014910), vol: 142, issue: 4, pages: 2717-2717, 2017

Type: Journal article (Peer reviewed)

Status: Published     |    Year: 2017     |    DOI: http://dx.doi.org/10.1121/1.5014910

  PDF

Topology optimized nanoparticles for near-infrared enhanced photon upconversion

Vester-Petersen, Joakim ; Christiansen, Rasmus Ellebæk ; Julsgaard, Brian ; Balling, Peter ; Sigmund, Ole ; Madsen, Søren P.
Presented at:
Nanotech France 2017 Conference and Exhibition, 2017, Paris

Type: Conference abstract for conference (Peer reviewed)

Status: Published     |    Year: 2017

  PDF

Topology Optimized Nanostrips for Electric Field Enhancements

Vester-Petersen, Joakim ; Christiansen, Rasmus Ellebæk ; Julsgaard, Brian ; Balling, Peter ; Sigmund, Ole ; Madsen, Søren P.
Presented at:
2017 E-MRS Fall Meeting and Exhibit, 2017, Warsaw

Type: Conference abstract for conference (Peer reviewed)

Status: Published     |    Year: 2017

2016
  PDF

Designing Meta Material Slabs Exhibiting Negative Refraction Using Topology Optimization

Christiansen, Rasmus Ellebæk ; Sigmund, Ole
in journal: Structural and Multidisciplinary Optimization (ISSN: 1615-147x) (DOI: http://dx.doi.org/10.1007/s00158-016-1411-8), vol: 54, issue: 3, pages: 469–482, 2016

Type: Journal article (Peer reviewed)

Status: Published     |    Year: 2016     |    DOI: http://dx.doi.org/10.1007/s00158-016-1411-8

  PDF

Experimental validation of systematically designed acoustic hyperbolic meta material slab exhibiting negative refraction

Christiansen, Rasmus Ellebæk ; Sigmund, Ole
in journal: Applied Physics Letters (ISSN: 0003-6951) (DOI: http://dx.doi.org/10.1063/1.4962441), vol: 109, issue: 10, 2016

Type: Journal article (Peer reviewed)

Status: Published     |    Year: 2016     |    DOI: http://dx.doi.org/10.1063/1.4962441