Dr. Marcel Fajkus Profile

Dr. Marcel Fajkus

Science and Research Assistant/PhD Student at VSB-TU Ostrava

SPIE Involvement:

Author

Area of Expertise:

Diber Bragg grating sensor , Vital sign monitoring , Perimeter system , Distributed sensor system

Websites:

Personal Website

Publications (70)

Proceedings Article | 20 June 2024 Paper

New approach for speed and direction measurement by fiber optic sensor

Jakub Cubik, Jan Nedoma, Marcel Fajkus, Stanislav Hejduk, Daniel Krizan, Carlos Marques

Proceedings Volume 13001, 130010K (2024) https://doi.org/10.1117/12.3016970

KEYWORDS: Michelson interferometers, Vibration, Sensors, Interferometers, Fiber optics sensors, Design, Roads, Photodetectors, Optical testing, Mirrors

Read Abstract +

Proceedings Article | 20 June 2024 Paper

Optical fiber distributed temperature measurement method for fire safety analysis of wooden buildings

Jan Skapa, Marcel Fajkus, Daniel Krizan, Radek Martinek, Miroslav Pinka, Martin Stolarik, Jan Nedoma

Proceedings Volume 12999, 129992C (2024) https://doi.org/10.1117/12.3017051

KEYWORDS: Temperature metrology, Optical fibers, Fire, Safety, Raman scattering, Buildings, Temperature distribution, Optical sensing, Fiber optics sensors, Raman spectroscopy

Read Abstract +

Proceedings Article | 20 June 2024 Poster + Paper

Non-invasive fiber-optic wrist sensor for monitoring heart rate of the human body

Daniel Krizan, Jan Nedoma, Michael Fridrich, Jiri Stipal, Marcel Fajkus, Radek Martinek, Daniela Lo Presti, Carlos Marques

Proceedings Volume 12999, 129992F (2024) https://doi.org/10.1117/12.3017475

KEYWORDS: Fiber optics sensors, Fiber Bragg gratings, Sensors, Fiber optics, Bragg wavelengths, Heart, Electrocardiography, Reflection, Optical fibers

Read Abstract +

Proceedings Article | 2 November 2022 Paper

Measuring the pressure force by detecting the change in optical power intensity

Jan Jargus, Michal Kostelanský, Michael Fridrich, Marcel Fajkus, Jan Nedoma

Proceedings Volume 12272, 122720M (2022) https://doi.org/10.1117/12.2636226

KEYWORDS: Sensors, Optical fibers, Optical components, Multimode fibers, 3D printing, 3D modeling, Optical testing, Fiber optics sensors, Power meters, Vertical cavity surface emitting lasers

Read Abstract +

Proceedings Article | 2 November 2022 Paper

Mobile fiber-optic Bragg sensor for monitoring axles of vehicles in urban traffic

Michael Fridrich, Marcel Fajkus, Michal Kostelanský, Jan Jargus

Proceedings Volume 12272, 122720I (2022) https://doi.org/10.1117/12.2635700

KEYWORDS: Sensors, Fiber optics sensors, Fiber Bragg gratings, Refractive index, Roads, Bragg gratings, Optical fibers, Fiber optics

Read Abstract +

Proceedings Article | 11 March 2020 Paper

Implementation of Bragg grating to a geotextile for detection a critical infrastructure

Jakub Jaros, David Hruby, Vladimir Vasinek, Tomas Stratil, Marcel Fajkus

Proceedings Volume 11331, 113310L (2020) https://doi.org/10.1117/12.2554483

Read Abstract +

Proceedings Article | 11 April 2019 Paper

Design of encapsulation of fiber Bragg grating for the traffic applications

Pavel Mec, Marcel Fajkus, Stanislav Zabka, Martin Novak, Rene Jaros

Proceedings Volume 11028, 1102837 (2019) https://doi.org/10.1117/12.2521026

KEYWORDS: Sensors, Fiber Bragg gratings, Refractive index, Data modeling, Silicon, Optical design, Optical fibers, Roads, Bragg gratings, Cladding

Read Abstract +

Proceedings Article | 11 April 2019 Paper

Smart Home room's occupancy monitoring using Fiber Bragg grating sensor

Jan Vanus, Marcel Fajkus, Radek Martinek, Stanislav Zabka, Martin Stolarik

Proceedings Volume 11028, 110281F (2019) https://doi.org/10.1117/12.2520264

KEYWORDS: Sensors, Fiber Bragg gratings, Supercontinuum generation, Bragg gratings, Carbon dioxide, Carbon monoxide, Humidity, Diffraction gratings, Civil engineering, Fiber optics sensors

Read Abstract +

Proceedings Article | 9 October 2018 Paper

Deformation sensor composed of fiber Bragg grating and the strain gauge for use in civil engineering

Marcel Fajkus, Jan Nedoma, Miroslav Pinka, Pavel Mec, Martin Novak, Stanislav Zabka

Proceedings Volume 10796, 107960T (2018) https://doi.org/10.1117/12.2325657

KEYWORDS: Sensors, Fiber optics sensors, Fiber Bragg gratings, Bragg gratings, Optical fibers, Civil engineering, Fiber optics, Temperature metrology, Vestigial sideband modulation, Bridges

Read Abstract +

Proceedings Article | 9 October 2018 Paper

Standard optical cables for building structures monitoring with BOTDR in harsh environments

Marcel Fajkus, Jan Nedoma, Pavel Mec, Martin Novak, Stanislav Zabka

Proceedings Volume 10795, 107950X (2018) https://doi.org/10.1117/12.2325654

KEYWORDS: Optical fiber cables, Optical fibers, Distributed computing, Scattering, Light scattering

Read Abstract +

Proceedings Article | 9 October 2018 Paper

Numerical modeling and measurement of polydimethylsiloxane deformation with fiber Bragg grating sensor

Pavel Mec, Marcel Fajkus, Jan Nedoma, Martin Stolarik, Stanislav Zabka, Martin Novak, Radek Martinek

Proceedings Volume 10796, 107960R (2018) https://doi.org/10.1117/12.2325551

KEYWORDS: Sensors, Fiber Bragg gratings, Refractive index, Data modeling, Numerical modeling, Optical fibers, Fiber optics sensors, Medicine, Bragg gratings, Distance measurement

Read Abstract +

Proceedings Article | 8 October 2018 Paper

Fiber-optic sensors encapsulated into biocompatible polymer material for monitoring the heart rate of the human body

Jan Nedoma, Marcel Fajkus, Stanislav Zabka, Martin Novak, Rene Jaros, Radek Martinek

Proceedings Volume 10801, 108010C (2018) https://doi.org/10.1117/12.2325039

KEYWORDS: Sensors, Fiber optics sensors, Heart, Fiber Bragg gratings, Electrocardiography, Interferometry, Polymeric sensors, Polymers, Interferometers, Optical fibers

Read Abstract +

Proceedings Article | 8 October 2018 Paper

Analysis the effect of thermal load on the insertion loss of the optical couplers

Jan Nedoma, Marcel Fajkus, Stanislav Zabka, Martin Novak, Rene Jaros, Radek Martinek

Proceedings Volume 10801, 108010F (2018) https://doi.org/10.1117/12.2501767

KEYWORDS: Thermography, Signal attenuation, Thermal effects, Optical components, Optical fibers, Optics manufacturing, Optical testing, Analytical research, Biological research, Biomedical optics

Read Abstract +

Proceedings Article | 8 October 2018 Paper

A comparison of probes based on Bragg grating sensor and microphones for heart sounds measurement

R. Martinek, J. Brablik, L. Soustek, J. Kolarik, M. Fajkus, J. Nedoma, R. Kahankova

Proceedings Volume 10801, 108010G (2018) https://doi.org/10.1117/12.2325744

KEYWORDS: Heart, Sensors, Bragg gratings, Fiber optics sensors, Electrocardiography, Signal processing, Optical fibers, Electromagnetic interference, Electrodes, Lead

Read Abstract +

Proceedings Article | 1 October 2018 Paper

Fetal phonocardiography signal processing from abdominal records by non-adaptive methods

Rene Jaros, Radana Kahankova, Radek Martinek, Jan Nedoma, Marcel Fajkus, Zdenek Slanina

Proceedings Volume 10808, 108083E (2018) https://doi.org/10.1117/12.2501550

KEYWORDS: Fetus, Independent component analysis, Principal component analysis, Signal to noise ratio, Signal processing, Heart, Sensors, Electrodes, Abdomen, Ultrasonography

Read Abstract +

Proceedings Article | 14 May 2018 Paper

Advanced methods for fiber-optic sensor signal processing

Radek Martinek, Radana Kahankova, Marcel Fajkus, Jan Nedoma, Martin Novak, Jan Jargus

Proceedings Volume 10654, 106541D (2018) https://doi.org/10.1117/12.2304545

KEYWORDS: Fiber optics sensors, Sensors, Signal processing, Filtering (signal processing), Electronic filtering, Optical filters, Digital filtering, Evolutionary algorithms, Biomedical engineering, Fiber optic communications

Read Abstract +

Proceedings Article | 14 May 2018 Paper

Analysis of encapsulation the fiber Bragg sensors for biomedical applications

J. Nedoma, M. Fajkus, J. Jargus, R. Martinek, Karel Witas, Jan Vanus, V. Vasinek

Proceedings Volume 10654, 106541F (2018) https://doi.org/10.1117/12.2304580

KEYWORDS: Sensors, Fiber optics sensors, Fiber Bragg gratings, Heart, Biomedical optics, Data acquisition, Biological research, Polymers, Composites, Glasses

Read Abstract +

Proceedings Article | 14 May 2018 Paper

Fiber-optic Bragg grating sensors signal processing for vital signs monitoring

Radek Martinek, Radana Kahankova, Marcel Fajkus, Jan Nedoma, Martin Novak, Jan Jargus

Proceedings Volume 10654, 106541C (2018) https://doi.org/10.1117/12.2304543

KEYWORDS: Sensors, Fiber Bragg gratings, Fiber optics sensors, Heart, Bragg gratings, Signal processing, Optical fibers, Refractive index, Fiber optics, Vital signs

Read Abstract +

Proceedings Article | 14 May 2018 Paper

Temperature sensor with using of optical fibers

Jan Jargus, Martin Novak, Marcel Fajkus, Daniel Cvejn, Vladimir Vasinek, Radek Martinek

Proceedings Volume 10654, 1065417 (2018) https://doi.org/10.1117/12.2304871

KEYWORDS: Sensors, Temperature metrology, Optical fibers, Signal attenuation, Fiber Bragg gratings, Temperature sensors, Raman spectroscopy, Resistance, Telecommunications, Raman scattering

Read Abstract +

Proceedings Article | 14 May 2018 Paper

Sensor system based on the Mach-Zehnder interferometer for the rail transport

Jan Nedoma, Marcel Fajkus, Radek Martinek, Karel Witas, Pavel Mec, Jan Jargus, Stanislav Hejduk, Petr Zavodny, Vladimir Vasinek

Proceedings Volume 10654, 106541G (2018) https://doi.org/10.1117/12.2304582

KEYWORDS: Sensors, Mach-Zehnder interferometers, Interferometry, Optical fibers, Interferometers, Fiber optics, Signal processing, Indium gallium arsenide, Telecommunications

Read Abstract +

Proceedings Article | 14 May 2018 Paper

Standard optical fibers for load measuring of concrete structures using BOTDR

Marcel Fajkus, Jan Nedoma, Pavel Mec, Jan Jargus, Jan Vanus, Radek Martinek, Vladimír Vašinek

Proceedings Volume 10654, 1065415 (2018) https://doi.org/10.1117/12.2304926

KEYWORDS: Optical fiber cables, Optical fibers, Standards development, Light scattering, Telecommunications, Distributed computing, Optical testing, Scattering, Acoustics, Calibration

Read Abstract +

Proceedings Article | 14 May 2018 Paper

FBG strain sensor mounted on plastic carrier

Marcel Fajkus, Jan Nedoma, Pavel Mec, Jan Jargus, Lucie Svobodova, Jan Skapa, Radek Martinek, Vladimir Vasinek

Proceedings Volume 10654, 1065416 (2018) https://doi.org/10.1117/12.2304933

KEYWORDS: Sensors, Fiber Bragg gratings, Bragg gratings, 3D printing, Adhesives, Metals, Mathematical modeling, Optical fibers, Fiber optics sensors, Telecommunications

Read Abstract +

Proceedings Article | 14 May 2018 Paper

Analysis of the attenuation characteristics of cylindrical waveguides made from the polydimethylsiloxane (PDMS) polymer

M. Novak, M. Fajkus, J. Jargus, P. Mec, V. Vasinek, R. Martinek

Proceedings Volume 10654, 106541H (2018) https://doi.org/10.1117/12.2304846

KEYWORDS: Signal attenuation, Waveguides, Ultrasonics, Polymer multimode waveguides, Polymers, Light sources, Blue light emitting diodes, Light emitting diodes, Silicon, Sensors

Read Abstract +

Proceedings Article | 14 May 2018 Paper

Pre-processing and extraction techniques for vital signs analysis from phonocardiographic-based interferometric fiber-optic sensor

Radek Martinek, Radana Kahankova, Nela Strbikova, Jakub Cubik, Stanislav Kepak, Marcel Fajkus, Jan Nedoma, Martin Novak, Jan Jargus

Proceedings Volume 10654, 106541E (2018) https://doi.org/10.1117/12.2304540

KEYWORDS: Heart, Interferometers, Signal processing, Optical fibers, Electrocardiography, Sensors, Wavelets, Vital signs, Interferometry, Mathematical modeling

Read Abstract +

Proceedings Article | 6 November 2017 Paper

Analysis of using PDMS polymer as the sensors of the pressure or weight

Jan Jargus, Jan Nedoma, Marcel Fajkus, Martin Novak, Pavel Mec, Daniel Cvejn, David Bujdos, Vladimir Vasinek

Proceedings Volume 10440, 104400J (2017) https://doi.org/10.1117/12.2277544

KEYWORDS: Optical fibers, Sensors, Polymeric sensors, Polymers, Light emitting diodes, Industrial chemicals, Analytical research, Civil engineering, Prototyping, Luminescence

Read Abstract +