Thomas Møller Søndergaard

  • Skjernvej 4, A, 5-124

    9220 Aalborg Ø

    Denmark

19972019
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Research Output 1997 2019

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Article in proceeding
2018

Experimental Binary Optimization of Resonant Dipole Antennas for Remote Sensing below 2THz

Sorensen, C. B., Sondergaard, T. & Skovsen, E., 25 Oct 2018, 2018 43rd International Conference on Infrared Millimeter and Terahertz Waves, IRMMW-THz 2018. IEEE, 8509908. (International Conference on Infrared, Millimeter, and Terahertz Waves (IRMMW-THz)).

Research output: Contribution to book/anthology/report/conference proceedingArticle in proceedingResearchpeer-review

antenna
water vapor
remote sensing
signal-to-noise ratio
detection
82 Downloads (Pure)

Quantum spill-out in few-nanometer metal gaps: Effect on gap plasmons and reflectance from ultrasharp groove arrays in silver

Skjølstrup, E. J. H., Søndergaard, T. & Pedersen, T. G., 4 May 2018, Proc. SPIE 10672, Nanophotonics VII, 1067205. SPIE - International Society for Optical Engineering, Vol. VII. p. 1-12 12 p. 1067205. (Proceedings of SPIE, the International Society for Optical Engineering, Vol. 10672).

Research output: Contribution to book/anthology/report/conference proceedingArticle in proceedingResearchpeer-review

Open Access
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2017
95 Downloads (Pure)

Optics of multiple grooves in metal: Transition from high scattering to strong absorption

Skjølstrup, E. J. H., Søndergaard, T., Pedersen, K. & Pedersen, T. G., 25 Aug 2017, Plasmonics: Design, Materials, Fabrication, Characterization, and Applications XV. SPIE - International Society for Optical Engineering, p. 1-12 12 p. (Proceedings of SPIE, the International Society for Optical Engineering, Vol. 10346).

Research output: Contribution to book/anthology/report/conference proceedingArticle in proceedingResearchpeer-review

Open Access
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2016

Greens function surface integral equation method for the electromagnetics of a single subwavelength groove in a metal surface

Søndergaard, T., 4 May 2016, 2016 IEEE/ACES International Conference on Wireless Information Technology, ICWITS 2016 and System and Applied Computational Electromagnetics, ACES 2016 - Proceedings. IEEE, 2 p. 7465315

Research output: Contribution to book/anthology/report/conference proceedingArticle in proceedingResearchpeer-review

grooves
metal surfaces
integral equations
Green's functions
electromagnetism

Theoretical analysis of microstructured gradient-index lens for THz photonics using Greens function integral equation methods

Søndergaard, T., Brincker, M. & Skovsen, E., 1 Dec 2016, 2016 41st International Conference on Infrared, Millimeter, and Terahertz waves (IRMMW-THz). IEEE, 2 p.

Research output: Contribution to book/anthology/report/conference proceedingArticle in proceedingResearchpeer-review

2014

Light trapping in thin-film solar cells: the role of guided modes

Søndergaard, T., Yao-Chung, T., Pedersen, T. G. & Pedersen, K., 2014, Proceedings of SPIE: Thin Films for Solar and Energy Technology VI. Eldada, L. A. & Heben, M. J. (eds.). USA: SPIE - International Society for Optical Engineering, Vol. 9177. 10 p. 91770M. (Proceedings of SPIE, the International Society for Optical Engineering, Vol. 9177).

Research output: Contribution to book/anthology/report/conference proceedingArticle in proceedingResearchpeer-review

Plasmonic black metal polarizers for ultra-short laser pulses

Søndergaard, T., Skovsen, E., Lemke, C., Stær, T. H., Leissner, T., Eriksen, R. L., Beermann, J., Bauer, M., Pedersen, K. & Bozhevolnyi, S., 2014, Proceedings of SPIE: Plasmonics: Metallic Nanostructures and Their Optical Properties XII. Boardman, A. D. (ed.). USA: SPIE - International Society for Optical Engineering, Vol. 9163. 12 p. 916308. (Proceedings of SPIE, the International Society for Optical Engineering, Vol. 9163).

Research output: Contribution to book/anthology/report/conference proceedingArticle in proceedingResearchpeer-review

2012

Plasmonic black gold and black metals

Søndergaard, T., Novikov, S. M., Stær, T. H., Eriksen, R. L., Beermann, J., Pedersen, K. & Bozhevolnyi, S. I., 11 Nov 2012, Solid-State and Organic Lighting, SOLED 2012. Optical Society of America (OSA), 2 p.

Research output: Contribution to book/anthology/report/conference proceedingArticle in proceedingResearchpeer-review

grooves
gold
polaritons
metals

Temperature tuning during the fabrication of microstructured aluminum substrates for solar cell

Tsao, Y. C., Søndergaard, T. & Pedersen, T. G., 2012, Optics InfoBase Conference Papers. 2 p.

Research output: Contribution to book/anthology/report/conference proceedingArticle in proceedingResearchpeer-review

solar cells
tuning
aluminum
fabrication
citric acid
2010

Optical resonances and nanofocusing in triangular metal nano-grooves

Søndergaard, T., Bozhevolnyi, S. I., Beermann, J., Novikov, S. M., Devaux, E., Ebbesen, T. & Rafaelsen, J., 2010, Proceedings of SPIE. Stockmann, M. I. (ed.). SPIE - International Society for Optical Engineering, Vol. 7757. p. 7751R1-7751R11 (Proceedings of the Society of Photo-optical Instrumentation Engineers (SPIE), Vol. 7757).

Research output: Contribution to book/anthology/report/conference proceedingArticle in proceedingResearchpeer-review

2008
5 Citations (Scopus)

Theoretical analysis of surface-plasmon-polariton resonators in free space and close to an interface

Jung, J. & Søndergaard, T., 2008, Proceedings of SPIE Photonics Europe 2008. SPIE - International Society for Optical Engineering, 12 p.

Research output: Contribution to book/anthology/report/conference proceedingArticle in proceedingResearchpeer-review

2007

Metal nano-strip resonators: Scattering and field enhancement

Søndergaard, T. & Bozhevolnyi, S., 2007, SPP3 Third International Conference on Surface Plasmon Photonics (Université de Bourgogne, Dijon, June 17-22, 2007). p. 78-78 1 p.

Research output: Contribution to book/anthology/report/conference proceedingArticle in proceedingResearchpeer-review

60 Citations (Scopus)

Modeling of Plasmonic Nanostructures: Integral Equation Methods

Søndergaard, T., 2007, Computational Nano-Photonics (386. WE-Heraeus-Seminar).

Research output: Contribution to book/anthology/report/conference proceedingArticle in proceedingResearchpeer-review

85 Citations (Scopus)

Theoretical analysis of square surface plasmon-polariton waveguides

Jung, J., Søndergaard, T. & Bozhevolnyi, S., 2007, SPP3 Third International Conference on Surface Plasmon Photonics (Université de Bourgogne, Dijon, June 17-22, 2007). p. 142-142 1 p.

Research output: Contribution to book/anthology/report/conference proceedingArticle in proceedingResearchpeer-review

2006

Surface Plasmon Polariton Bandgap Structures (Invited)

Søndergaard, T., 2006, ICO Topical Meeting on Optoinformatics/Information Photonics 2006: Proceedings. St. Petersburg State University for Information Technologies, Mechanics, and Optics - ITMO, 1 p.

Research output: Contribution to book/anthology/report/conference proceedingArticle in proceedingResearchpeer-review

2002
64 Downloads (Pure)

Designing large-bandwidth planar photonic crystal waveguides

Lavrinenko, A. & Søndergaard, T., 2002, Summaries of Papers Presented at the Lasers and Electro-Optics, 2002. CLEO '02. Technical Digest.. IEEE, Vol. 1. p. 15-16

Research output: Contribution to book/anthology/report/conference proceedingArticle in proceedingResearchpeer-review

Open Access
File
photonics
waveguides
bandwidth
crystals
group velocity

Reduced coupling loss between fiber and planar photonic crystal waveguides

Thorhauge, M., Kristensen, M., Arentoft, J., Frandsen, L. H., Søndergaard, T., Boltasseva, A. & Borel, P. I., 2002, NANO7/ECOSS. Vol. 21.

Research output: Contribution to book/anthology/report/conference proceedingArticle in proceedingResearchpeer-review

2001
2 Citations (Scopus)
78 Downloads (Pure)

Realization of robust photonic crystal waveguides designed to reduce out-of-plane scattering

Arentoft, J., Kristensen, M., Søndergaard, T. & Boltasseva, A., 2001, Proceedings on 27th European Conference on Optical Communication. Vol. 4. p. 592-593

Research output: Contribution to book/anthology/report/conference proceedingArticle in proceedingResearchpeer-review

Open Access
File
photonics
waveguides
scattering
crystals
insulators

Spontaneous emission from active dielectric microstructures

Søndergaard, T. & Tromborg, B., 2001, Conference Digest. 242 p.

Research output: Contribution to book/anthology/report/conference proceedingArticle in proceedingResearch

Theoretical analysis of finite-height planar photonic crystal waveguides

Søndergaard, T., Bjarklev, A. O., Lavrinenko, A., Tromborg, B., Arentoft, J., Kristensen, M. & Boltasseva, A., 2001, PBG workshop on photonic crystals.

Research output: Contribution to book/anthology/report/conference proceedingArticle in proceedingResearch

2000

Crystal Fibre Technology

Broeng, J., Libori, S. E. B., Bjarklev, A. O., Søndergaard, T. & Knudsen, E., 2000, OSA Annual Meeting, paper TUC3. Rhode Island, 69 p.

Research output: Contribution to book/anthology/report/conference proceedingArticle in proceedingResearchpeer-review

Green’s function approach to spontaneous emission in passive and active optical fibres

Søndergaard, T. & Tromborg, B., 2000, Northern Optics 2000, paper PO118. Uppsala, Sweden, 186 p.

Research output: Contribution to book/anthology/report/conference proceedingArticle in proceedingResearchpeer-review

48 Downloads (Pure)

Spontaneous emission from active dielectric microstructures

Søndergaard, T. & Tromborg, B., 2000, Quantum Electronics Conference, 2000. Conference Digest. 2000 International. Nice, France, 1 p.

Research output: Contribution to book/anthology/report/conference proceedingArticle in proceedingResearchpeer-review

Open Access
File
spontaneous emission
microstructure
photonics
quantum electrodynamics
optical waveguides
125 Citations (Scopus)

Spontaneous emission in photonic crystals

Søndergaard, T., 2000, Proc. 25e najaarsvergadering van de Sectie Atoomfysica en Quantumelektronica. The Netherlands, 77 p.

Research output: Contribution to book/anthology/report/conference proceedingArticle in proceedingResearchpeer-review

1999

Design Optimisation of Erbium-Doped Planar Waveguide DBR Lasers

Dyndgaard, M. G., Søndergaard, T., Broeng, J., Bjarklev, A. O., Guldberg-Kjær, S. A. & Poulsen, M. R., 1999, OSA Trends in Optics and Photonics (TOPS). OSA

Research output: Contribution to book/anthology/report/conference proceedingArticle in proceedingResearchpeer-review

Dispersion properties of photonic Bandgap Fibres

Broeng, J., Barkou, S. E., Søndergaard, T. & Bjarklev, A. O., 1999, proceedings COST 268.

Research output: Contribution to book/anthology/report/conference proceedingArticle in proceedingResearchpeer-review

Fundamentally new microstructured fiber waveguides for potential sensor applications

Bjarklev, A. O., Broeng, J., Barkou, S. E. & Søndergaard, T., 1999, Conference Proceedings LIGHT FOR LIFE´99.

Research output: Contribution to book/anthology/report/conference proceedingArticle in proceedingResearchpeer-review

255 Downloads (Pure)

Suppression of spontaneous emission for two-dimensional GaAs photonic crystal microcavities

Søndergaard, T., Broeng, J. & Bjarklev, A. O., 1999, Summaries of Papers Presented at the Quantum Electronics and Laser Science Conference, 1999. QELS '99. Technical Digest.. IEEE

Research output: Contribution to book/anthology/report/conference proceedingArticle in proceedingResearchpeer-review

Open Access
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spontaneous emission
retarding
photonics
crystals
semiconductor lasers

Suppression of Spontaneous Emission for Two-Dimentional GaAs photonic Crystal Microavities

Søndergaard, T., Broeng, J. & Bjarklev, A. O., 1999, CLEO´99 Conference Proceedings. p. 525-526

Research output: Contribution to book/anthology/report/conference proceedingArticle in proceedingResearchpeer-review

The Effect of Grating Design on the Performance of Erbium-Doped Planar Waveguide Distributed Bragg Reflector Lasers

Dyndgaard, M. G., Søndergaard, T., Broeng, J. & Bjarklev, A. O., 1999, Technical Digest of 10 th. Optical Amplifiers and Their Applications. OSA, p. 203-206

Research output: Contribution to book/anthology/report/conference proceedingArticle in proceedingResearchpeer-review

Two-Dimentional Photonic Crystal Waveguides

Søndergaard, T. & Dridi, K., 1999, Proceedings of DOPS annual meeting 99. 29 p.

Research output: Contribution to book/anthology/report/conference proceedingArticle in proceedingResearch

1997
26 Citations (Scopus)

Design of distributed feedback fibre lasers

Lauridsen, V. C., Søndergaard, T., Varming, P. & Povlsen, J. H., 1997, ECOC97 Tech. Dig.. London: Institution of Engineering and Technology, Vol. Vol.3, We.1.C.

Research output: Contribution to book/anthology/report/conference proceedingArticle in proceedingResearchpeer-review

distributed feedback lasers
fiber lasers
phase shift
erbium
Bragg gratings