Search Results - "Martincek, Ivan"

Optical measurement of the swelling behavior of PDMS in organic solvent vapors by Martincek, Ivan, Goraus, Matej, Kacik, Daniel

“…In this paper, we present a new innovative method and device for measuring polymer swelling and deswelling using light interference in the spectral and time…”
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Effect of mechanical stress on optical properties of polydimethylsiloxane II – Birefringence by Tarjányi, Norbert, Turek, Ivan, Martinček, Ivan

“…•We report a nonlinear behavior of photoelasticity of PDMS.•Photoelasticity is due to changes of polarizability of atoms and medium’s structure.•Birefringence…”
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Effect of mechanical stress on optical properties of polydimethylsiloxane by Turek, Ivan, Tarjányi, Norbert, Martinček, Ivan, Káčik, Daniel

“…•We report astrong influence of deformation on absorption and refractive index of PDMS.•Changes of optical properties are due to a change of density of the…”
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Effect of boundary on refractive index of PDMS by Martinček, Ivan, Turek, Ivan, Tarjányi, Norbert

“…In this contribution we present some results of a study of a refractive index inhomogeneity near the boundary of polydimethylsiloxane (PDMS) samples. We have…”
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Refractive index measurement based on core-cladding mode interferometry in endlessly single mode fiber by Káčik, Daniel, Tvarožek, Peter, Martinček, Ivan, Schuster, Kay

“…We propose a simple almost “all-fiber” sensor based on intermodal interference of core and cladding mode in an endlessly single mode photonic crystal fiber…”
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Optical Fiber Fabry-Perot Interferometer for Arterial Pulse Waveform Measurement by Martincek, Ivan, Tarjanyiova, Gabriela

“…This work presents the optical fiber (OF) sensor for arterial pulse waveform (APW) measurement, the operation of which is based on the method of applanation…”
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Volume fraction determination of binary liquid mixtures by measurement of the equalization wavelength by Martincek, Ivan, Pudis, Dusan, Kacik, Daniel, Schuster, Kay

“…A method for determination of the volume fraction in binary liquid mixtures by measurement of the equalization wavelength of intermodal interference of modes…”
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Intermodal interference of the lowest-order modes in hollow core optical waveguide with dielectric walls by Martincek Ivan, Pudis Dusan

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A PDMS microfiber Mach-Zehnder interferometer and determination of nanometer displacements by Martincek, Ivan, Kacik, Daniel

“…•A PDMS microfiber Mach-Zehnder interferometer is proposed.•The arm length can vary in larger extent than in case of fiber interferometers.•Evaluation is by…”
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Toluene optical fibre sensor based on air microcavity in PDMS by Kacik, Daniel, Martincek, Ivan

“…•Air microcavity in PDMS placed at the end of an optical fibre is proposed.•The length of microcavity depends on amount of organic volatile compounds in…”
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Interferometric optical fiber sensor for monitoring of dynamic railway traffic by Martincek, Ivan, Kacik, Daniel, Horak, Jakub

“…•Fabry-Perot interferometric sensor for monitoring of railway traffic is used.•Time dependence of the elongation of the optical fiber is determined.•From the…”
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Technology for the Preparation of PDMS Optical Fibers and Some Fiber Structures by Martincek, Ivan, Pudis, Dusan, Chalupova, Maria

“…We describe a new technology for the fabrication of polydimethylsiloxane (PDMS) optical fibers and PDMS fiber structures, based on fiber drawing from partially…”
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Highly-resolved scanning of magnetic surfaces by FPR integrated on optical fiber by Goraus, Matej, Martincek, Ivan, Urbancova, Petra, Jandura, Daniel, Pudis, Dusan

“…Scanning electron microscope image of Fabry–Perot based polymer fiber probe for sensing of magnetic field distribution over magnetic surfaces (top) and contour…”
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Fabry-Pérot Interferometer Monitoring System for Counting Train Axle by Kacik, Daniel, Martincek, Ivan, Maciak, Juraj, Goraus, Matej

“…A measurement component based on fiber Fabry-Pérot (FP) interferometer integrated into a monitoring system for train axle counting is demonstrated. To better…”
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USB capsule endoscope for retrograde imaging of the esophagus by Martincek, Ivan, Banovcin, Peter, Goraus, Matej, Duricek, Martin

“…Significance: Endoscopes represent electro-optical devices that are used to visualize internal body cavities. The specialized endoscopic procedure of the upper…”
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Surface-relief Bragg grating waveguides based on IP-Dip polymer for photonic applications by Goraus, Matej, Pudis, Dusan, Urbancova, Petra, Martincek, Ivan, Gaso, Peter

“…•Polymer surface–relief Bragg grating prepared on the 3D waveguide was presented.•The Bragg grating parameters were proposed for reflection at 1550 nm.•SR–BG…”
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Determination of sub-nanometer distance from reflective surface by Fabry-Perot interferometer by Martincek, Ivan, Kacik, Daniel, Tarjanyi, Norbert, Schuster, Kay

“…•The method for determination of distance from reflective surface is proposed.•It is based on Fabry-Perot cavity formed from optical fiber and glass plate.•The…”
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Optical sensor based on all-fiber interferometer for systems Weight in Motion by Kacik, Daniel, Tarjanyi, Norbert, Martincek, Ivan, Maciak, Juraj, Horak, Jakub, Maciakova, Anna

“…We propose and experimentally demonstrate optical sensor based on all-fiber Mach-Zehnder interferometer possible use for Weight in Motion (WiM) systems. WiM is…”
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Fabrication and Optical Characterization of Strain Variable PDMS Biconical Optical Fiber Taper by Martincek, Ivan, Pudis, Dusan, Gaso, P.

“…We demonstrate a promising fabrication technology and basic optical characteristics of prepared strain variable polydimethylsiloxane (PDMS) biconical optical…”
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Optical Pdms Microfibre Sensor For Displacement Determination by Daniel Kacik, Ivan Martincek, Norbert Tarjanyi

“…We prepared and demonstrated the usage of an optical polydimethylsiloxane (PDMS) microfibre sensor for displacement measurement. The sensor consists of PDMS…”
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