Jiří Kaňka, Ph.D.

Current research projects:

Principal investigator of the project:

• COST - Novel and Reliable Optical Fibre Sensor Systems for Future Security and Safety Applications (OFSeSa)

Past research projects:

Principal investigator of the projects:

• Microstructured optical fiber components for optical communications
• Nonlinear effects in microstructure optical fibres and their potential applications for future communication systems
• Air-silica microstructure fibers for evanescent-wave chemical sensing
• Methods for characterisation of advanced optical fibres and novel fibre components for optical communications
• Generation of high repetition rate trains of optical pulses through modulational instabilities in fibre lasers

Member of the projects:

• Components for high transmission rate all-optical networks
• Bend sensing with long-period gratings inscribed by CO2 laser in conventional and microstructure optical fibers of selected types
• Raman fibre amplifiers with time-division multiplexed pumping
• Optical fibre amplifiers for digital optical network
• Thulium doped silica fibres for fibre amplifiers
• Optimization of data transmission at 10Gbit/s over G.652 fibres without the deployment of in-line EDFA's with respect to maximum transmission distance
• Wideband hybrid optical amplifiers for local area networks
• Frequency resolved optical gating based on cross phase modulation in a microstructured optical fiber
• Air-silica microstructure fibres: methods of fabrication and characterisation

Publications:

Journal papers:

1. T. Martan, J. Kanka, I. Kasik, V. Matejec :“ Theoretical analysis and preparation of tapered suspended core microstructure fibers“, Int. J. Optomechatronics 3 (3) (2009) 233-249
2. V. Matějec, J. Mrázek, M. Hayer, O. Podrazký, J. Kaňka, I. Kašík: “Sensitivity of microstructure fibers to gaseous oxygen“, Materials Science and Engineering C 28 (5-6) (2008), 876-881

Conference papers:

1. T. Martan, I. Kašík, O. Podrazký, J. Mrázek, M. Pospíšilová, J. Aubrecht, V. Matějec, J. Kaňka : „Local Detection of pH Using Optical Fibre Probes“, Proc. 6th Journees Maghreb-Europe, Les Materiaux et Leurs Applications aux Dispositifs Capteurs (MADICA), Enset-Rabat, 30.10.2008- 1.11.2008 A53-1 – A53-2 (oral)
2. F. Todorov, M. Chomat, D. Berkova, V. Matejec, I. Kasik, J. Kanka, J. Dunovsky : „Long-period gratings in a microstructure fiber with a planar array of air holes for directional bend sensing“, “, 6th Journees Maghreb-Europe, Les Materiaux et Leurs Applications aux Dispositifs Capteurs (Madica), Enset-Rabat, Morocco 30.10.2008- 1.11.2008, B13 (oral)
3. T. Martan, J. Kaňka, I. Kašík, V. Matějec: „Tapered optical fibres for sensing“, Proc. SPIE 7138, Photonics Prague 2008, Prague, August 2008, 71380Z-1 – 71380Z-6.