Dr. Christos Riziotis Profile

Dr. Christos Riziotis

Research Assist. Professor at National Hellenic Research Foundation

SPIE Involvement:

Author

Area of Expertise:

Photonics , Optical Materials , Optical Fibers , Sensors

Publications (14)

Proceedings Article | 12 March 2024 Paper

Enabling light coupling between nanowires and low refractive index contrast optical waveguides towards scalable quantum circuits

Symeon Tsintzos, Konstantinos Tsimvrakidis, Alexandra Sinani, James Gates, Ali Elshaari, Peter G. Smith, Val Zwiller, Christos Riziotis

Proceedings Volume 12889, 1288913 (2024) https://doi.org/10.1117/12.3003074

KEYWORDS: Microspheres, Waveguides, Nanowires, Refractive index, Electric fields, Photonic nanostructures, Silica, Quantum light, Channel waveguides, Quantum emitters

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Proceedings Article | 12 March 2024 Paper

Sub-diffraction limited direct diode laser patterning of methacrylic polymer thin films doped with silver nanoparticles

Alexandra Sinani, Konstantinos Karachousos-Spiliotakopoulos, Vassilis Tangoulis, Theodoros Manouras, Evangelos Angelakos, Christos Riziotis

Proceedings Volume 12873, 128730Q (2024) https://doi.org/10.1117/12.3003577

KEYWORDS: Silver, Nanoparticles, Polymethylmethacrylate, Gold nanoparticles, Thin films, Matrices, Laser ablation, Composites, Semiconductor lasers, Polymers

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Proceedings Article | 14 November 2016 Paper

Amphiphilic block copolymer-based photonic platform towards efficient protein detection

Afroditi Petropoulou, Thomas Gibson, Efrosyni Themistou, Stergios Pispas, Christos Riziotis

Proceedings Volume 10025, 100250M (2016) https://doi.org/10.1117/12.2246506

KEYWORDS: Proteins, Fiber optics sensors, Silica, Sensors, Optical fibers, Refractive index, Polymethylmethacrylate, Polymers, Polymer thin films, Coating

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Proceedings Article | 4 November 2016 Paper

Optimized design of metal-coated optical fiber tips with embedded plasmonic slot nano-resonators for maximum field enhancement

Afroditi Petropoulou, Michalis Zervas, Christos Riziotis

Proceedings Volume 10027, 100271G (2016) https://doi.org/10.1117/12.2246496

KEYWORDS: Plasmonics, Optical fibers, Finite element methods, Metals, Gold, Plasmons, Reflectivity, Optical design, Silica, Solids

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Proceedings Article | 3 November 2016 Open Access

Robust plasmonic tips fabricated by the tapering of composite hybrid silicate microfibers with metallic core

Afroditi Petropoulou, Grigoris Antonopoulos, Paul Bastock, Christopher Craig, Georgios Kakarantzas, Dan Hewak, Michalis Zervas, Christos Riziotis

Proceedings Volume 10028, 100280N (2016) https://doi.org/10.1117/12.2246508

KEYWORDS: Metals, Plasmonics, Composites, Glasses, Silicates, Cladding, Interfaces, Finite element methods, Gold, Copper

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Proceedings Article | 31 October 2016 Paper

Grid-based visual aid for enhanced microscopy screening in diagnostic cytopathology

Christos Riziotis, Evangelos Tsiambas

Proceedings Volume 10024, 100244M (2016) https://doi.org/10.1117/12.2246515

KEYWORDS: Microscopy, Visualization, Microscopes, Calibration, Micromachining, Diagnostics, Glasses, Statistical analysis, Cell biology, Pathology

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Proceedings Article | 16 March 2015 Paper

Assessment of fiber optic sensors for aging monitoring of industrial liquid coolants

Christos Riziotis, Alexandros El Sachat, Christos Markos, Pantelis Velanas, Anastasia Meristoudi, Aggelos Papadopoulos

Proceedings Volume 9359, 93591Y (2015) https://doi.org/10.1117/12.2079988

KEYWORDS: Liquids, Sensors, Fiber optics sensors, Silica, Polymers, Optical fibers, Sol-gels, Polymer optical fibers, Absorption, Industrial chemicals

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Proceedings Article | 12 March 2015 Paper

Laser based microstructuring of polymer optical fibers for sensors optimization

Loukas Athanasekos, Miltiadis Vasileiadis, Alexandros El Sachat, Nikolaos Vainos, Christos Riziotis

Proceedings Volume 9351, 93511V (2015) https://doi.org/10.1117/12.2080768

KEYWORDS: Polymer optical fibers, Sensors, Cladding, Etching, Excimer lasers, Polymers, Optical fibers, Laser ablation, Polymethylmethacrylate, Scanning electron microscopy

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Proceedings Article | 27 February 2015 Paper

Flat mid-infrared supercontinuum generation in tapered fiber with thin coating of highly nonlinear glass

Pantelis Velanas, George Kakarantzas, Christos Riziotis

Proceedings Volume 9347, 93471Y (2015) https://doi.org/10.1117/12.2080090

KEYWORDS: Silica, Dispersion, Solitons, Glasses, Mid-IR, Supercontinuum generation, Coating, Fiber coatings, Ultrafast phenomena, Nonlinear optics

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Proceedings Article | 7 March 2014 Paper

Flexible glass flat-fibre chips and femtosecond laser inscription as enabling technologies for photonic devices

Christos Riziotis, Kyriacos Kalli, Christos Markos, Andreas Posporis, Charalambos Koutsides, Andrew Webb, Christopher Holmes, James Gates, Jayanta Sahu, Peter G. Smith

Proceedings Volume 8982, 89820G (2014) https://doi.org/10.1117/12.2039643

KEYWORDS: Resonators, Microfluidics, Femtosecond phenomena, Fiber Bragg gratings, Structured optical fibers, Glasses, Polishing, Mach-Zehnder interferometers, Integrated optics, Optical fibers

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Proceedings Article | 7 March 2014 Paper

Proteins detection by polymer optical fibers sensitised with overlayers of block and random copolymers

Alexandros El Sachat, Anastasia Meristoudi, Christos Markos, Stergios Pispas, Christos Riziotis

Proceedings Volume 8983, 89830I (2014) https://doi.org/10.1117/12.2039529

KEYWORDS: Proteins, Sensors, Phase only filters, Polymethylmethacrylate, Adsorption, Polymers, Polymer optical fibers, Active remote sensing, Cladding, Analytical research

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Proceedings Article | 20 February 2014 Paper

Enhanced second harmonic generation in lithium niobate hexagonal micro-resonator via total internal reflection quasi-phase-matching

Christos Riziotis, Tleyane Sono, Sakellaris Mailis, Robert Eason

Proceedings Volume 8964, 89641Q (2014) https://doi.org/10.1117/12.2040246

KEYWORDS: Lithium niobate, Optical microcavities, Harmonic generation, Second-harmonic generation, Microresonators, Wave propagation, Nonlinear optics, Phase shifts, Numerical simulations, Resonators

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Proceedings Article | 15 October 2013 Paper

Femtosecond laser inscription and micromachining in novel flexible glass flat-fibre chips

K. Kalli, C. Markos, A. Posporis, C. Koutsides, C. Riziotis, A. Webb, J. Sahu, C. Holmes, J. Gates, P. G. Smith

Proceedings Volume 8924, 89240Z (2013) https://doi.org/10.1117/12.2035403

KEYWORDS: Resonators, Femtosecond phenomena, Microfluidics, Fiber Bragg gratings, Micromachining, Glasses, Structured optical fibers, Optical fibers, 3D image processing, Polishing

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Proceedings Article | 26 April 2012 Paper

Novel block copolymers for multi-agent detection using polymer optical fibers

Loukas Athanasekos, Stergios Pispas, Christos Riziotis

Proceedings Volume 8426, 842615 (2012) https://doi.org/10.1117/12.927086

KEYWORDS: Sensors, Humidity, Polymers, Phase only filters, Polymer optical fibers, Molecules, Environmental sensing, Water, Photonics, Optical fibers

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Showing 5 of 14 publications

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