Prof. Alper Kiraz Profile

Prof. Alper Kiraz

Professor at Koç University

SPIE Involvement:

Author

Area of Expertise:

optofluidics , single molecule spectroscopy/tracking , ring resonator , laser spectroscopy , droplet resonator , optical biological and chemical sensor

Websites:

Company Website | Personal Website

Publications (21)

Proceedings Article | 18 June 2024 Presentation + Paper

Presentation + Paper

Contrast improvement through a generative adversarial network (GAN) by utilizing a dataset obtained from a line-scanning confocal microscope

Amir Mohammad Ketabchi, Berna Morova, Nima Bavili, Alper Kiraz

Proceedings Volume 12998, 129980M (2024) https://doi.org/10.1117/12.3016368

KEYWORDS: Confocal microscopy, Microscopes, Camera shutters, Light sources and illumination, Digital Light Processing, Line scan image sensors, Image enhancement, Cameras, Gallium nitride, Biological samples

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Proceedings Article | 1 April 2020 Presentation + Paper

Presentation + Paper

Metal-gas interaction studies using whispering gallery modes

N. Bavili, B. Morova, A. Kiraz

Proceedings Volume 11354, 1135413 (2020) https://doi.org/10.1117/12.2555786

KEYWORDS: Palladium, Resonators, Microresonators, Metals, Sensors, Sputter deposition, Optical fibers, Hydrogen, Refractive index, Nonlinear response

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Proceedings Article | 21 February 2020 Paper

Paper

Amplified phase shift – fiber cavity ring down spectroscopy for biosensing applications at 1550nm

M. Imran Cheema, Ubaid Ullah, M. Daniyal Ghauri, R. M. Armaghan Ayaz, Yigit Uysalli, Berna Morova, Alper Kiraz

Proceedings Volume 11258, 112580G (2020) https://doi.org/10.1117/12.2544749

KEYWORDS: Biosensing, Sensors, Fiber optics sensors

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Proceedings Article | 13 February 2020 Paper

Paper

An LED-based super resolution GPU implemented structured illumination microscope

Musa Aydin, Yiğit Uysallı, Ekin Özgönül, Berna Morova, Alper Kiraz

Proceedings Volume 11246, 1124610 (2020) https://doi.org/10.1117/12.2544602

KEYWORDS: Microscopy, Luminescence, Modulation, Algorithm development, Reconstruction algorithms, Super resolution, Microscopes, Image resolution, Spatial frequencies, Optical transfer functions

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Proceedings Article | 11 April 2019 Paper

Paper

Optical sensors based on palladium and polymer-coated optical fiber resonators

N. Bavili, M. Eryürek, B. Morova, I. Yılgor, E. Yılgor, A. Kiraz

Proceedings Volume 11028, 1102831 (2019) https://doi.org/10.1117/12.2524939

KEYWORDS: Palladium, Sensors, Resonators, Polymers, Optical fibers, Hydrogen, Optical sensors

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Proceedings Article | 14 March 2018 Presentation

Presentation

Measurement of composition of mixtures at high pressures with high sensitivity using frequency response of microcantilevers (Conference Presentation)

Shadi Khan Baloch, Alper Kiraz, Alexandr Jonáš, B. Erdem Alaca, Can Erkey

Proceedings Volume 10491, 104910T (2018) https://doi.org/10.1117/12.2287850

KEYWORDS: Bioalcohols, Nanostructuring, Temperature metrology, Calibration

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Proceedings Article | 23 February 2018 Paper

Paper

Photocatalytic transformation in aerogel-based optofluidic microreactors

Yaprak Özbakır, Alexandr Jonáš, Alper Kiraz, Can Erkey

Proceedings Volume 10535, 105352C (2018) https://doi.org/10.1117/12.2292309

KEYWORDS: Silica, Waveguides, Optofluidics, Composites, Liquids, Refractive index, Bioalcohols, Particles, Scanning electron microscopy, Optical fibers

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Proceedings Article | 16 May 2017 Paper

Paper

Optical sensors of bulk refractive index using optical fiber resonators

M. Eryürek, Y. Karadag, M. Ghafoor, N. Bavili, K. Cicek, A. Kiraz

Proceedings Volume 10231, 102312U (2017) https://doi.org/10.1117/12.2270740

KEYWORDS: Liquids, Refractive index, Optical fibers, Resonators, Sensors, Optical sensors, Polarization, Single mode fibers

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Proceedings Article | 23 December 2016 Paper

Paper

Temperature-induced tuning of emission spectra of liquid-crystal optical microcavities

Pavel Zemánek, Zdeněk Pilát, Jan Ježek, Silvie Bernatová, Mehdi Aas, Alper Kiraz, Alexandr Jonáš

Proceedings Volume 10142, 101420F (2016) https://doi.org/10.1117/12.2262495

KEYWORDS: Liquid crystals, Refractive index, Liquids, Temperature metrology, Optical tweezers, Optical microcavities, Molecules, Microfluidics, Spectroscopy, Light

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Proceedings Article | 22 April 2016 Presentation + Paper

Presentation + Paper

An optofluidic FRET laser using quantum dots as donor

Qiushu Chen, Alper Kiraz, Xudong Fan

Proceedings Volume 9725, 97250I (2016) https://doi.org/10.1117/12.2209722

KEYWORDS: Fluorescence resonance energy transfer, Absorption, Quantum dots, Biological research, Laser applications, Laser energy, Optical microcavities, Analytical research, Photonic devices, Luminescence, Energy transfer, Excitons, Molecules, Semiconductor lasers

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Proceedings Article | 22 April 2016 Paper

Paper

Quantum dot optofluidic lasers and their prospects for biochemical sensing

Alper Kiraz, Qiushu Chen, Mehdi Aas, Alexandr Jonáš, Xudong Fan

Proceedings Volume 9727, 972716 (2016) https://doi.org/10.1117/12.2214889

KEYWORDS: Fluorescence resonance energy transfer, Absorption, Sensors, Laser resonators, Resonators, Luminescence, Quantum dots, Biosensing, Quantum dot lasers, Biosensors, Molecules, Laser damage threshold

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Proceedings Article | 3 March 2015 Paper

Paper

Hydrogen gas sensing using palladium-coated microdisk microresonators

Mustafa Eryurek, Yasin Karadag, Nevin Taşaltın, Necmettin Kilinç, Alper Kiraz

Proceedings Volume 9343, 93430J (2015) https://doi.org/10.1117/12.2078244

KEYWORDS: Sensors, Palladium, Microresonators, Hydrogen, Polymers, Polymeric sensors, Waveguides, Polymer multimode waveguides, Refractive index, Resonators

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Proceedings Article | 27 February 2015 Paper

Paper

Optofluidic waveguides written in hydrophobic silica aerogels with a femtosecond laser

B. Yalizay, Y. Morova, Y. Ozbakir, A. Jonas, C. Erkey, A. Kiraz, S. Akturk

Proceedings Volume 9365, 936518 (2015) https://doi.org/10.1117/12.2077132

KEYWORDS: Waveguides, Silica, Laser ablation, Light wave propagation, Femtosecond phenomena, Solids, Refractive index, Liquids, Particles, Cladding

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Proceedings Article | 5 December 2014 Paper

Paper

Liquid crystal emulsion micro-droplet WGM resonators

Jan Ježek, Zdeněk Pilát, Oto Brzobohatý, Alexandr Jonáš, Mehdi Aas, Alper Kiraz, Pavel Zemánek

Proceedings Volume 9441, 944108 (2014) https://doi.org/10.1117/12.2176025

KEYWORDS: Liquid crystals, Optical tweezers, Microfluidics, Optical fibers, Liquids, Active optics, Channel projecting optics, Fiber lasers, Crystals, Resonators

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Proceedings Article | 16 September 2014 Paper

Paper

Tunable WGM resonators from optically trapped dye doped liquid crystal emulsion droplets

Mojmír Šerý, Zdeněk Pilát, Jan Ježek, Mehdi Aas, Alper Kiraz, Pavel Zemánek

Proceedings Volume 9164, 916434 (2014) https://doi.org/10.1117/12.2061986

KEYWORDS: Liquid crystals, Optical tweezers, Microfluidics, Optical fibers, Liquids, Crystals, Resonators, Resistors, Beam splitters, Phase shifts

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Proceedings Article | 4 March 2014 Paper

Paper

Droplet resonator based optofluidic microlasers

Alper Kiraz, Alexandr Jonáš, Mehdi Aas, Yasin Karadag, Oto Brzobohatý, Jan Ježek, Zdeněk Pilát, Pavel Zemánek, Suman Anand, David McGloin

Proceedings Volume 8960, 896015 (2014) https://doi.org/10.1117/12.2041447

KEYWORDS: Optical tweezers, Liquids, Resonators, Laser resonators, Venus, Fluorescent proteins, Aerosols, Water, Active optics, Refractive index

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Proceedings Article | 12 September 2013 Paper

Paper

Tunable optofluidic microlasers based on optically stretched emulsion droplets

Mehdi Aas, Alexandr Jonáš, Alper Kiraz, Oto Brzobohatvý, Jan Ježek, Zdeněk Pilát, Pavel Zemánek

Proceedings Volume 8810, 88101Y (2013) https://doi.org/10.1117/12.2024252

KEYWORDS: Optical fibers, Liquids, Optical tweezers, Water, Refractive index, Microfluidics, Active optics, Temperature metrology, Microscopes, Thermal effects

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Proceedings Article | 12 September 2013 Paper

Paper

Dye lasing in optically manipulated liquid aerosols

Yasin Karadag, Mehdi Aas, Alexandr Jonáš, Suman Anand, David McGloin, Alper Kiraz

Proceedings Volume 8810, 88100P (2013) https://doi.org/10.1117/12.2024166

KEYWORDS: Aerosols, Liquids, Atmospheric particles, Optical tweezers, Glasses, Microscopes, Luminescence, Charge-coupled devices, Physics, Ranging

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Proceedings Article | 29 August 2008 Paper

Paper

Large spectral tuning of liquid microdroplets by local heating with a focused infrared laser

Alper Kiraz, Yasin Karadağ, Saime Yorulmaz, Metin Muradoğlu

Proceedings Volume 7038, 70381I (2008) https://doi.org/10.1117/12.794624

KEYWORDS: Humidity, Liquids, Infrared lasers, Water, Absorption, Optical communications, Telecommunications, Optical microcavities, Microscopes, Optical filtering

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SPIE Journal Paper | 1 October 2007

Single glycerol/water microdroplets standing on a superhydrophobic surface: Optical microcavities promising original applications

Alper Kiraz, Mehmet Dundar, Adem Demirel, Sultan Doganay, Adnan Kurt, Alphan Sennaroglu, Mehdi Yuce

JNP, Vol. 1, Issue 01, 011655, (October 2007) https://doi.org/10.1117/12.10.1117/1.2805365

KEYWORDS: Optical microcavities, Rhodamine B, Humidity, Pulsed laser operation, Absorption, Optical communications, Telecommunications, Liquids, Water, Optical spheres

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Proceedings Article | 7 July 2005 Paper

Paper

Zero-phonon-line emission of single molecules for applications in quantum information processing

Alper Kiraz, M. Ehrl, O. Mustecaplioglu, T. Hellerer, C. Brauchle, A. Zumbusch

Proceedings Volume 5840, (2005) https://doi.org/10.1117/12.608416

KEYWORDS: Molecules, Single photon, Polarization, Quantum optics, Quantum information processing, Interferometers, Luminescence, Quantum dots, Chemical species, Confocal microscopy

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Showing 5 of 21 publications

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