Email: grzegorz.swirniak@pwr.edu.pl

Unit: Faculty of Electronics, Photonics and Microsystems (N) » Department of Electronic and Photonic Metrology

ul. B. Prusa 53/55, 50-317 Wrocław
building E-1, room 305
phone +48 71 320 6228

Office hours

• Tuesday 11.00-13.00
• Thursday 13.00-15.00

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Research fields

• In situ characterization of optical fibers using light scattering techniques; theory of the scattering of light waves from small particles; optical caustics; morphology-dependent resonances; macro- and micro scale effects of light scattering; measurement data analysis using AI methods; microprocessor applications in digital measurement instruments.

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Recent papers

2017

• Świrniak G., Mroczka J., Numerical analysis of primary rainbows from a homogeneous cylinder and an optical fiber for incident low-coherent light. Journal of Quantitative Spectroscopy & Radiative Transfer. 2017, vol. 195, s. 176-188.
• Świrniak G., Głomb G., A tunable fiber-optic LED illumination system for non-invasive measurements of the characteristics of a transparent fiber. W: Modeling Aspects in Optical Metrology VI, 26-28 June 2017, Munich, Germany / Bernd Bodermann, Karsten Frenner, Richard M. Silver Eds. Bellingham, Wash.: SPIE, cop. 2017. art. 1033019, s. 1-10 (SPIE Proceedings Series, ISSN 0277-786X; vol. 10330).

2016

• Świrniak G., Mroczka J., Approximate solution for optical measurements of the diameter and refractive index of a small and transparent fiber. Journal of the Optical Society of America. A, Optics Image Science and Vision. 2016, vol. 33, nr 4, s. 667-676.
• Świrniak G., Capillary-scale interferometry at high angles of scattering for refractive index measurements of small volumes. W: Optical Micro- and Nanometrology VI / Christophe Gorecki, Anand Krishna Asundi, Wolfgang Osten (eds.). Bellingham, Wash.: SPIE, cop. 2016. art. 98901B, s. 1-10 (SPIE Proceedings Series, ISSN 0277-786X; vol. 9890).

2014

• Świrniak G., Głomb G., Mroczka J., Inverse analysis of the rainbow for the case of low-coherent incident light to determine the diameter of a glass fiber. Applied Optics. 2014, vol. 53, nr 19, s. 4239-4247.
• Świrniak G., Głomb G., Mroczka J., Inverse analysis of light scattered at a small angle for characterization of a transparent dielectric fiber. Applied Optics. 2014, vol. 53, nr 30, s. 7103-7111.

Papers in DONA database

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1	Article 2024 Grzegorz Świrniak, Identification of step-index fibers by static light scattering. Metrology and Measurement Systems. 2024, vol. 31, nr 3, s. 1-9. ISSN: 0860-8229; 2300-1941 Resources:URLSFX
2	Monographs and other books editing 2022 Grzegorz Świrniak, Problemy metrologii elektronicznej i fotonicznej. [T.] 10. Wrocław: Oficyna Wydawnicza Politechniki Wrocławskiej, 2022. 392 s. ISBN: 978-83-7493-202-8 Resources:URL
3	Article 2021 Grzegorz Świrniak, Janusz Mroczka, Forward and inverse analysis for particle size distribution measurements of disperse samples: a review. Measurement (London). 2021, vol. 187, art. 110256, s. 1-27. ISSN: 0263-2241; 1873-412X Resources:DOISFX
4	Article 2020 Grzegorz Świrniak, Non-invasive measurements of transparent fibres. Metrology and Measurement Systems. 2020, vol. 27, nr 1, s. 19-31. ISSN: 0860-8229; 2300-1941 Resources:DOISFX
5	Proceeding paper 2019 Grzegorz Głomb, Grzegorz Świrniak, A hybrid method for velocity field of fluid flow estimation based on optical flow. W: Optical Measurement Systems for Industrial Inspection XI, Munich, Germany, 24-27 June 2019 / eds. Peter Lehmann, Wolfgang Osten, Armando Albertazzi Gonçalves Jr. Bellingham, Wash. : SPIE, cop. 2019. art. 110563S, s. 1-12. ISBN: 978-15-106279-1-8 Resources:DOIURLSFX
6	Proceeding paper 2019 Grzegorz Świrniak, Grzegorz Głomb, Experimental light scattering by optical fibers: system design and testing. W: Optical Measurement Systems for Industrial Inspection XI, Munich, Germany, 24-27 June 2019 / eds. Peter Lehmann, Wolfgang Osten, Armando Albertazzi Gonçalves Jr. Bellingham, Wash. : SPIE, cop. 2019. art. 110563X, s. 1-8. ISBN: 978-15-106279-1-8 Resources:DOISFX
7	Proceeding paper 2018 Grzegorz Głomb, Grzegorz Świrniak, Fluid flow measurements using optical flow velocity field estimation and LED-based light sheet illumination. W: Optics, Photonics and Digital Technologies for Imaging Applications V, 22-26 April 2018, Strasbourg, Frane / eds. Peter Schelkens, Touradj Ebrahimi, Gabriel Cristóbal. Bellingham, Wash. : SPIE, cop. 2018. art. 106791L, s. 1-10. Resources:DOISFX
8	Proceeding paper 2018 Grzegorz Głomb, Grzegorz Świrniak, Particle image models for optical flow-based velocity field estimation in image velocimetry. W: Optics, Photonics and Digital Technologies for Imaging Applications V, 22-26 April 2018, Strasbourg, Frane / eds. Peter Schelkens, Touradj Ebrahimi, Gabriel Cristóbal. Bellingham, Wash. : SPIE, cop. 2018. art. 106791K, s. 1-10. Resources:DOISFX
9	Proceeding paper 2018 Grzegorz Świrniak, Grzegorz Głomb, Step-index optical fiber sizi ng with a rainbow technique. W: SPIE Photonics Europe 2018, Optical Micro- and Nanometrology VII, 22-26 April 2018, Strasbourg, France / eds. Christophe Gorecki, Anand Krishna Asundi, Wolfgang Osten. Bellingham, Wash. : SPIE, cop. 2018. art. 1067815, s. 1-10. Resources:DOISFX
10	Proceeding paper 2017 Grzegorz Świrniak, Optical modeling of light scattering for refractive-index detection of liquids in a microcapillary with low-coherence rainbow diffractometry. W: Optical Modeling and Performance Predictions IX, 6-10 August 2017, San Diego, California, United States / eds. Mark A. Kahan, Marie B. Levine-West. Bellingham, Wash. : SPIE, cop. 2017. art. 103740K, s. 1-9. ISBN: 978-1-5106-1205-1 Resources:DOISFX