Dr. Daniela Berkova Profile

Dr. Daniela Berkova

at Institute of Photonics and Electronics

SPIE Involvement:

Author

Publications (14)

Proceedings Article | 11 October 2011 Paper

Preparation and characterization of bottle optical microresonators with circular and hexagonal cross-sections

Filip Todorov, Jiří Čtyroký, Vlastimil Matějec, Miroslav Chomát, Daniela Berková, Ivan Kašík, Tomáš Martan, Václav Kubeček, Michal Jelínek, Martin Fibrich

Proceedings Volume 8306, 83060Q (2011) https://doi.org/10.1117/12.911986

KEYWORDS: Microresonators, Resonators, Optical fibers, Silica, Waveguides, Carbon dioxide lasers, Neck, Polarization, Refractive index, Fiber lasers

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Proceedings Article | 11 October 2011 Paper

Preparation of spherical optical microresonators and their resonance spectra in air and gaseous acetone

Vlastimil Matějec, Filip Todorov, Michal Jelínek, Martin Fibrich, Miroslav Chomát, Vaclav Kubeček, Ivo Barton, Tomas Martan, Daniela Berková

Proceedings Volume 8306, 830605 (2011) https://doi.org/10.1117/12.910786

KEYWORDS: Microresonators, Silica, Spherical lenses, Liquids, Resonators, Optical fibers, Glasses, Temperature metrology, Sensors, Scattering

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Proceedings Article | 7 May 2011 Paper

Sensitivity of silica microspheres modified by xerogel layers to acetone and ethanol

Vlastimil Matějec, Filip Todorov, Michal Jelinek, Martin Fibrich, Miroslav Chomát, Václav Kubeček, Daniela Berková

Proceedings Volume 8073, 80730X (2011) https://doi.org/10.1117/12.886683

KEYWORDS: Microresonators, Silica, Bioalcohols, Prisms, Liquids, Optical spheres, Diodes, Optical fibers, Molecules, Capillaries

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Proceedings Article | 14 May 2010 Paper

Preparation and characterization of optical microspheres for refractive-index sensing

Filip Todorov, Michal Jelínek, Vlastimil Matejec, Miroslav Chomát, Václav Kubecek, Daniela Berková, Radek Sedlár

Proceedings Volume 7716, 77161X (2010) https://doi.org/10.1117/12.853839

KEYWORDS: Microresonators, Prisms, Silica, Polymers, Optical fibers, Optical spheres, Resonators, Fiber lasers, Carbon dioxide lasers, Sensors

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Proceedings Article | 18 November 2008 Paper

Performance of microstructure and capillary fibers for detection of toluene and ethanol in gaseous phase

Vlastimil Matejec, Ondrej Podrazky, Milos Hayer, Marie Pospisilova, Daniela Berkova

Proceedings Volume 7138, 713806 (2008) https://doi.org/10.1117/12.817970

KEYWORDS: Optical fibers, Californium, Bioalcohols, Capillaries, Sensors, Cladding, Refractive index, Nitrogen, Silica, Liquids

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Proceedings Article | 26 November 2007 Paper

Bend insensitive long-period gratings written with a CO2 laser in fiber with parabolic-index cladding

Filip Todorov, Miroslav Chomát, Daniela Berková, Jirí Ctyroký, Vlastimil Matejec, Ivan Kašík, Jirí Dunovský, Alexandr Jancárek

Proceedings Volume 6830, 683005 (2007) https://doi.org/10.1117/12.756314

KEYWORDS: Cladding, Laser irradiation, Carbon dioxide lasers, Signal attenuation, Photonic integrated circuits, Fiber lasers, Mirrors, Optical fibers, Refraction, Manufacturing

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Proceedings Article | 16 May 2007 Paper

Long-period gratings with high insensitivity to external refractive index inscribed by using a CO₂ laser in fibers with parabolic-index cladding

Miroslav Chomát, Jiří Ctyroký, Daniela Berková, Vlastimil Matějec, Ivan Kašík, Jana Proboštová, Filip Todorov, Alexander Jančárek

Proceedings Volume 6585, 65850F (2007) https://doi.org/10.1117/12.723004

KEYWORDS: Optical fibers, Cladding, Refractive index, Photonic integrated circuits, Gas lasers, Refraction, Liquids, Signal attenuation, Carbon monoxide, Temperature metrology

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Proceedings Article | 8 July 2003 Paper

Sensitivity of an IGI fiber with a germanium-oxide-doped silica core to refractive index changes of the optical cladding

Ivan Kasik, Vlastimil Matejec, Miroslav Chomat, Daniela Berkova, Gabriela Kuncova

Proceedings Volume 5036, (2003) https://doi.org/10.1117/12.498260

KEYWORDS: Refractive index, Silica, Cladding, Geometrical optics, Oxides, Multimode fibers, Germanium, Light sources, Data modeling, Optical fibers

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Proceedings Article | 29 December 1999 Paper

Modified graded-index fibers for chemical sensing

Miroslav Chomat, Vlastimil Matejec, Jiri Ctyroky, Ivan Kasik, Daniela Berkova, Milos Hayer, Zbynek Berka, Henri Gagnaire, Alain Trouillet

Proceedings Volume 4016, (1999) https://doi.org/10.1117/12.373608

KEYWORDS: Optical fibers, Refractive index, Cladding, Step index fibers, Silica, Biological and chemical sensing, Boron, Oxides, Collimation, Graded index fibers

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Proceedings Article | 29 December 1999 Paper

Modification of the sensitivity and selectivity of thin porous layers coated by the sol-gel method on silica optical fibers to gases

Vlastimil Matejec, Daniela Berkova, Miroslav Chomat, Gabriela Kuncova

Proceedings Volume 4016, (1999) https://doi.org/10.1117/12.373606

KEYWORDS: Optical fibers, Nitrogen, Refractive index, Silica, Sol-gels, Doping, Sensors, Gases, Liquids, Copper

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Proceedings Article | 21 December 1999 Paper

Optical detection of polychlorinated biphenyls

Gabriela Kuncova, Daniela Berkova, Jiri Burkhard, Katerina Demnerova, Jarmila Pazlarova, Jan Triska, Nadezda Vrchotova

Proceedings Volume 3853, (1999) https://doi.org/10.1117/12.372879

KEYWORDS: Spectrophotometry, Absorption, Glasses, Liquids, Transformers, Fiber optics sensors, Carbon, Waveguides, Chemical species, Chlorine

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Proceedings Article | 9 December 1999 Paper

Detection of refractive-index changes by using a sensing fiber with an inverted parabolic index profile

Miroslav Chomat, Daniela Berkova, Vlastimil Matejec, Jiri Ctyroky, Ivan Kasik, Henri Gagnaire, Alain Trouillet, Fabrice Bardin

Proceedings Volume 3860, (1999) https://doi.org/10.1117/12.372956

KEYWORDS: Silica, Single mode fibers, Refractive index, Light sources, Cladding, Multimode fibers, Structured optical fibers, Fiber couplers, Connectors, Selenium

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Proceedings Article | 9 December 1999 Paper

Modified inverted-graded-index fibers for evanescent-wave chemical sensing

Vlastimil Matejec, Ivan Kasik, Miroslav Chomat, Jiri Ctyroky, Daniela Berkova, Ivan Huettel

Proceedings Volume 3860, (1999) https://doi.org/10.1117/12.372990

KEYWORDS: Optical fibers, Refractive index, Cladding, Silica, Collimation, Geometrical optics, Modulation, Biological and chemical sensing, Boron, Oxides

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Proceedings Article | 11 August 1997 Paper

Silica optical fibers for the development of evanescent-wave chemical sensors

Vlastimil Matejec, Marie Pospisilova, Daniela Berkova, Miroslav Chomat, Milos Hayer

Proceedings Volume 3200, (1997) https://doi.org/10.1117/12.284722

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Showing 5 of 14 publications

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