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Rasmus E. Christiansen
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Inverse design in photonics by topology optimization: tutorial
RE Christiansen, O Sigmund
JOSA B 38 (2), 496-509, 2021
1752021
Maximizing the quality factor to mode volume ratio for ultra-small photonic crystal cavities
F Wang, RE Christiansen, Y Yu, J Mørk, O Sigmund
Applied Physics Letters 113 (24), 2018
1212018
Topological Insulators by Topology Optimization
RE Christiansen, F Wang, O Sigmund
Physical Review Letters 122 (23), 234502, 2019
1092019
Observation of strong backscattering in valley-Hall photonic topological interface modes
CA Rosiek, G Arregui, A Vladimirova, M Albrechtsen, B Vosoughi Lahijani, ...
Nature Photonics 17 (5), 386-392, 2023
1002023
Creating geometrically robust designs for highly sensitive problems using topology optimization: Acoustic cavity design
RE Christiansen, BS Lazarov, JS Jensen, O Sigmund
Structural and Multidisciplinary Optimization 52, 737-754, 2015
892015
Nanometer-scale photon confinement in topology-optimized dielectric cavities
M Albrechtsen, B Vosoughi Lahijani, RE Christiansen, VTH Nguyen, ...
Nature Communications 13 (1), 6281, 2022
88*2022
Designing photonic topological insulators with quantum-spin-Hall edge states using topology optimization
RE Christiansen, F Wang, O Sigmund, S Stobbe
Nanophotonics, 2019
652019
Designing meta material slabs exhibiting negative refraction using topology optimization
RE Christiansen, O Sigmund
Structural and Multidisciplinary Optimization 54, 469-482, 2016
642016
A non-linear material interpolation for design of metallic nano-particles using topology optimization
RE Christiansen, J Vester-Petersen, SP Madsen, O Sigmund
Computer Methods in Applied Mechanics and Engineering 343, 23-39, 2019
612019
Fullwave Maxwell inverse design of axisymmetric, tunable, and multi-scale multi-wavelength metalenses
RE Christiansen, Z Lin, C Roques-Carmes, Y Salamin, SE Kooi, ...
Optics Express 28 (23), 33854-33868, 2020
532020
Compact 200 line MATLAB code for inverse design in photonics by topology optimization: tutorial
RE Christiansen, O Sigmund
JOSA B 38 (2), 510-520, 2021
522021
Computational inverse design for ultra-compact single-piece metalenses free of chromatic and angular aberration
Z Lin, C Roques-Carmes, RE Christiansen, M Soljačić, SG Johnson
Applied Physics Letters 118 (4), 2021
472021
Inverse design of nanoparticles for enhanced Raman scattering
RE Christiansen, J Michon, M Benzaouia, O Sigmund, SG Johnson
Optics Express 28 (4), 4444-4462, 2020
422020
Toward 3D-printed inverse-designed metaoptics
C Roques-Carmes, Z Lin, RE Christiansen, Y Salamin, SE Kooi, ...
Acs Photonics 9 (1), 43-51, 2022
402022
Experimental validation of systematically designed acoustic hyperbolic meta material slab exhibiting negative refraction
RE Christiansen, O Sigmund
Applied Physics Letters 109 (10), 2016
392016
Improving the efficiency of solar cells by upconverting sunlight using field enhancement from optimized nano structures
P Balling, J Christiansen, RE Christiansen, E Eriksen, H Lakhotiya, ...
Optical Materials 83, 279-289, 2018
292018
Strongly enhanced upconversion in trivalent erbium ions by tailored gold nanostructures: toward high-efficient silicon-based photovoltaics
J Christiansen, J Vester-Petersen, S Roesgaard, SH Møller, ...
Solar Energy Materials and Solar Cells 208, 110406, 2020
202020
Hybrid achromatic microlenses with high numerical apertures and focusing efficiencies across the visible
CA Richards, CR Ocier, D Xie, H Gao, T Robertson, LL Goddard, ...
Nature communications 14 (1), 3119, 2023
182023
Topology optimized gold nanostrips for enhanced near-infrared photon upconversion
J Vester-Petersen, RE Christiansen, B Julsgaard, P Balling, O Sigmund, ...
Applied Physics Letters 111 (13), 2017
172017
Experimental validation of a topology optimized acoustic cavity
RE Christiansen, O Sigmund, E Fernandez-Grande
The Journal of the Acoustical Society of America 138 (6), 3470-3474, 2015
162015
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