Contact
Optics Group
Dept. of Imaging Science & Technology
Faculty of Applied Sciences
Delft University of Technology
Van der Waalsweg 8
2628CH Delft
The Netherlands
Our secretary:
Yvonne van Aalst
e-mail:Y.vanAalst@tudelft.nl
phone:+31-(0)15-27-81444
fax:+31-(0)15-27-88105
Job Opportunities
PhD Positions:
- No position at this time. please visit us again soon
Erasmus Mundus OpsciTech (for Master and PhD)
Publications
Papers in 2013
Iterative learning control of a membrane deformable mirror for optimal wavefront correction
| A. Haber, A. Polo, C. S. Smith, S. F. Pereira, P. Urbach, and M. Verhaegen. Iterative learning control of a membrane deformable mirror for optimal wavefront correction. Appl. Opt., 52(11):2363–2373, Apr 2013. http://www.opticsinfobase.org/ao/abstract.cfm?uri=ao-52-11-2363
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Extension of the classical Fabry–Perot formula to 1D multilayered structures
| O. E. Gawhary, M. C. Dheur, S. F. Pereira, and J. J. M. Braat. Extension of the classical fabry–perot formula to 1d multilayered structures. pages 1–9, 2013. |
Theoretical analysis for best defocus measurement plane for robust phase retrieval
| A. Polo, S. F. Pereira, and P. H. Urbach. Theoretical analysis for best defocus measurement plane for robust phase retrieval. Optics Letters, 38(6):812, Mar. 2013. http://www.opticsinfobase.org/abstract.cfm?URI=ol-38-6-812
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Through-focus phase retrieval and its connection to the spatial correlation for propagating fields
| O. E. Gawhary, A. Wiegmann, N. Kumar, S. F. Pereira, and H. P. Urbach. Through-focus phase retrieval and its connection to the spatial correlation for propagating fields. Opt. Express, 21(5):5550–5560, Mar 2013. http://www.opticsinfobase.org/oe/abstract.cfm?uri=oe-21-5-5550 |
Scaling symmetry and conserved charge for shape-invariant optical fields
| O. E. Gawhary and S. Severini. Scaling symmetry and conserved charge for shape-invariant optical fields. Phys. Rev. A, 87:023811, Feb 2013. |
Terahertz near-field spectroscopy of filled subwavelength sized apertures in thin metal films
| J. R. Knab, A. J. L. Adam, E. Shaner, H. J. A. J. Starmans, and P. C. M. Planken. Terahertz near-field spectroscopy of filled subwavelength sized apertures in thin metal films. Opt. Express, 21(1):1101–1112, Jan 2013. |
Papers in 2012
Our latest publication in 2012 are listed here:
Phase anomalies in bessel-gauss beams
| M.-S. Kim, T. Scharf, A. da Costa Assafrao, C. Rockstuhl, S. F. Pereira, H. P. Urbach, and H. P. Herzig. Phase anomalies in bessel-gauss beams. Opt. Express, 20(27):28929–28940, Dec 2012. http://www.opticsinfobase.org/oe/abstract.cfm?URI=oe-20-27-28929
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Influence of the Numerical Aperture on the Superresolved InSb Focused Spot
| A. C. Assafrao, A. J. H. Wachters, S. F. Pereira, and H. P. Urbach. Influence of the numerical aperture on the superresolved insb focused spot. Japanese Journal of Applied Physics, 51:112501, 2012 http://jjap.jsap.jp/link?JJAP/51/112501/
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An innovative and efficient method to control the shape of push-pull membrane deformable mirror.
| A. Polo, A. Haber, S. F. Pereira, M. Verhaegen, and H. P. Urbach. An innovative and efficient method to control the shape of push-pull membrane deformable mirror. Opt. Express, 20(25):27922–27932, Dec 2012. http://www.opticsinfobase.org/oe/abstract.cfm?URI=oe-20-25-27922
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Near-field self-induced hollow spot through localized heating of polycarbonate/ZnS stack layer
| A. da Costa Assafrao, A. J. H. Wachters, S. F. Pereira, and H. P. Urbach. "Near-field self-induced hollow spot through localized heating of polycarbonate/zns stack layer", Appl. Opt., 51(31):7684–7689, Nov 2012. http://dx.doi.org/10.1364/AO.51.007684
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Submicron hollow spot generation by solid immersion lens and structured illumination
| M.-S. Kim, A. C. Assafrao, T. Scharf, A. J. H. Wachters, S. F. Pereira, H. P. Urbach, M. Brun, S. Olivier, S. Nicoletti, and H. P. Herzig. "Submicron hollow spot generation by solid immersion lens and structured illumination". New Journal of Physics, 14(10):103024, (2012). http://dx.doi.org/10.1088/1367-2630/14/10/103024
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Terahertz emission from surface-immobilized gold nanospheres
| Kotaro Kajikawa, Yusuke Nagai, Yuichi Uchiho, Gopakumar Ramakrishnan, Nishant Kumar, Gopika K. P. Ramanandan, and Paul C. M. Planken, "Terahertz emission from surface-immobilized gold nanospheres," Opt. Lett. 37, 4053-4055 (2012) http://www.opticsinfobase.org/ol/abstract.cfm?URI=ol-37-19-4053
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Scanning Effects in Coherent Fourier Scatterometry
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S. Roy, O. El Gawhary, N. Kumar, S. F. Pereira, H. P. Urbach, "Scanning effects in coherent fourier scatterometry", J. Europ. Opt. Soc. Rap. Public. 12031 Vol 7 (2012)
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Extension of Marcatili's Analytical Approach for Rectangular Silicon Optical Waveguides
| W.J. Westerveld, S.M. Leinders, K.W.A. van Dongen, H.P. Urbach, M. Yousefi, "Extension of Marcatili's Analytical Approach for Rectangular Silicon Optical Waveguides", IEEE/OSA Journal of Lightwave Technology 30, 2388-2401 (2012). http://dx.doi.org/10.1109/JLT.2012.2199464
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Oxidation kinetics of nanoscale copper films studied by terahertz transmission spectroscopy
| G. K. P. Ramanandan, G. Ramakrishnan, and P. C. M. Planken, “Oxidation kinetics of nanoscale copper films studied by terahertz transmission spectroscopy,” Journal of Applied Physics, vol. 111, no. 12, p. 123517, 2012. http://link.aip.org/link/?JAP/111/123517/1
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Terahertz wavefronts measured using the Hartmann sensor principle
| M. Cui, J. N. Hovenier, Y. Ren, A. Polo, and J. R. Gao, “Terahertz wavefronts measured using the hartmann sensor principle,” Opt. Express, vol. 20, pp. 14380–14391, Jun 2012.
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Restoration of s-polarized evanescent waves and subwavelength imaging by a single dielectric slab
| O. El Gawhary, Nick J. Schilder, Alberto da Costa Assafrao, Silvania F. Pereira and H. Paul Urbach, "Restoration of s-polarized evanescent waves and subwavelength imaging by a single dielectric slab", New J. Phys. 14 053025, (2012).
doi:10.1088/1367-2630/14/5/053025
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Many-wavelength interferometry with thousands of lasers for absolute distance measurement
| S. A. van den Berg, S. T. Persijn, G. J. P. Kok, M. G. Zeitouny, and N. Bhattacharya, “Many-wavelength interferometry with thousands of lasers for absolute distance measurement,” Phys. Rev. Lett., vol. 108, p. 183901, (2012).
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THz near-field Faraday imaging in hybrid metamaterials
| Nishant Kumar, Andrew C. Strikwerda, Kebin Fan, Xin Zhang, Richard D. Averitt, Paul C. M. Planken, and Aurèle J. L. Adam, "THz near-field Faraday imaging in hybrid metamaterials," Opt. Express 20, 11277-11287 (2012)
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Direct measurement of the near-field super resolved focused spot in InSb
| A.C. Assafrao, A.J.H. Wachters, M. Verheijen, A.M. Nugrowati, S.F. Pereira, H.P. Urbach, Marie-Francoise Armand, and Segolene Olivier, "Direct measurement of the near-field super resolved focused spot in InSb," Opt. Express 20, 10426-10437 (2012) |
Determination of wavefront structure for a Hartmann Wavefront Sensor using a phase-retrieval method
| A. Polo, V. Kutchoukov, F. Bociort, S.F. Pereira, and H.P. Urbach, "Determination of wavefront structure for a Hartmann Wavefront Sensor using a phase-retrieval method," Opt. Express 20, 7822-7832 (2012) |
Characterization of a photonic strain sensor in silicon-on-insulator technology
| Wouter J. Westerveld, Jose Pozo, Peter J. Harmsma, Ruud Schmits, Erik Tabak, Teun C. van den Dool, Suzanne M. Leinders, Koen W.A. van Dongen, H. Paul Urbach, and Mirvais Yousefi, "Characterization of a photonic strain sensor in silicon-on-insulator technology," Opt. Lett. 37, 479-481 (2012) http://www.opticsinfobase.org/ol/abstract.cfm?URI=ol-37-4-479 |
Surface plasmon-enhanced terahertz emission from a hemicyanine self-assembled monolayer
| Gopakumar Ramakrishnan, Nishant Kumar, Paul C. M. Planken, Daisuke Tanaka, and Kotaro Kajikawa, "Surface plasmon-enhanced terahertz emission from a hemicyanine self-assembled monolayer," Opt. Express 20, 4067-4073 (2012) |
Papers in 2011
Our publications in 2011 are listed here:
- R. de Bruin, H. P. Urbach, and S. F. Pereira, "On focused fields with maximum electric field components and images of electric dipoles," Opt. Express 19, 9157-9171 (2011)
http://www.opticsinfobase.org/abstract.cfm?URI=oe-19-10-9157 - Westerveld, W.J.; Urbach, H.P.; Yousefi, M.; , "Optimized 3-D Simulation Method for Modeling Out-of-Plane Radiation in Silicon Photonic Integrated Circuits," Quantum Electronics, IEEE Journal of , vol.47, no.5, pp.561-568, May 2011
doi: 10.1109/JQE.2010.2099645
URL: http://ieeexplore.ieee.org/stamp/stamp.jsp?tp=&arnumber=5739082&isnumber=5738950 - M. Cui, M. G. Zeitouny, N. Bhattacharya, S. A. van den Berg, and H. P. Urbach, "Long distance measurement with femtosecond pulses using a dispersive interferometer," Opt. Express 19, 6549-6562 (2011)
http://www.opticsinfobase.org/oe/abstract.cfm?URI=oe-19-7-6549 - Silke L. Diedenhofen, Olaf T. A. Janssen, Grzegorz Grzela, Erik P. A. M. Bakkers, Jaime Gmez Rivas, "Strong Geometrical Dependence of the Absorption of Light in Arrays of Semiconductor Nanowires", ACS Nano 2011 5 (3), 2316-2323.
http://pubs.acs.org/doi/abs/10.1021/nn103596n - O. El Gawhary, S. Severini and P. Christillin, "Which group velocity of light in a dispersive medium?", The European Physical Journal Plus
Volume 126, Number 1, 1-5 (2011)
http://www.springerlink.com/content/vr019845x4745721
Other classifications
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PhD Thesis
We also present the recent PhD Thesis defended by our students.
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