Dr. Andre Kovach Profile

Dr. Andre Kovach

Systems Engineer

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Author

Publications (13)

Proceedings Article | 5 March 2021 Presentation

Low Cost Portable UV-C Systems

Andrea Armani, Yingmu Zhang, Yasaman Moradi, Jinghan He, Andre Kovach, Carolina Garri, Dongyu Chen

Proceedings Volume 11647, 1164703 (2021) https://doi.org/10.1117/12.2577652

KEYWORDS: Molecules, Tissue optics, Solar cells, Signal generators, Particles, Organic photovoltaics, Neurons, Nanomaterials, Multiphoton microscopy, Microscopy

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Proceedings Article | 5 March 2021 Presentation + Paper

Anti-Stokes and cascaded Stokes Raman microlaser from an organically modified optical resonator

Andre Kovach, Arynn Gallegos, Jinghan He, Hyungwoo Choi, Andrea Armani

Proceedings Volume 11672, 116720K (2021) https://doi.org/10.1117/12.2577268

KEYWORDS: Raman spectroscopy, Optical resonators, Synthetic aperture radar, Resonators, Natural surfaces, Silica, Raman scattering, Dielectric polarization, Spectroscopes, Silicon

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Proceedings Article | 5 March 2021 Presentation + Paper

Reversible all-optical control of optical microcavities by a self-assembled azobenzene monolayer

Jinghan He, Andre Kovach, Dongyu Chen, Raymond Yu, Andrea Armani

Proceedings Volume 11683, 116830A (2021) https://doi.org/10.1117/12.2578010

KEYWORDS: Laser optics, Waveguides, Silica, Refractive index, Photonic devices, Organic materials, Optical simulations, Optical microcavities, Switching, Molecules

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Proceedings Article | 2 March 2020 Presentation + Paper

Optically tunable on-chip microresonator

Andre Kovach, Jinghan He, Dongyu Chen, Patrick Saris, Andrea Armani

Proceedings Volume 11266, 112660M (2020) https://doi.org/10.1117/12.2546998

KEYWORDS: Refractive index, Absorption, Tunable lasers, Molecules, Finite element methods, Silica, Resonators, Microresonators, Semiconducting wafers, Chemistry

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Proceedings Article | 2 March 2020 Paper

All-optically triggerable organic/inorganic photonic devices

Andrea Armani, Jinghan He, Andre Kovach, Patrick Saris

Proceedings Volume 11266, 112660J (2020) https://doi.org/10.1117/12.2542462

KEYWORDS: Polarization, Raman spectroscopy, Chemistry, Silica, Photonic devices, Integrated optics, Disk lasers, Microresonators

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Proceedings Article | 2 March 2020 Paper

Silicon oxynitride microresonators for Kerr frequency combs

Dongyu Chen, Andre Kovach, Feifei Lian, Sumiko Poust, Vincent Gambin, Andrea Armani

Proceedings Volume 11266, 112660F (2020) https://doi.org/10.1117/12.2545406

KEYWORDS: Frequency combs, Silica, Microresonators, Optical parametric oscillators, Dispersion

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Proceedings Article | 30 August 2019 Paper

On-chip photoswitchable microresonator using azo monolayers

Andre Kovach, Jinghan He, Andrea Armani

Proceedings Volume 11098, 110980N (2019) https://doi.org/10.1117/12.2538108

KEYWORDS: Molecules, Refractive index, Silica, Resonators, Finite element methods, Microresonators, Chemistry, Polymers, Absorption, Optical microcavities

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Proceedings Article | 4 March 2019 Presentation + Paper

Characterization of the thermo-optic coefficient of silicon oxynitride using whispering gallery mode optical microcavities

Andre Kovach, Dongyu Chen, Soheil Soltani, Sumiko Poust, Vincent Gambin, Andrea Armani

Proceedings Volume 10904, 109041A (2019) https://doi.org/10.1117/12.2507561

KEYWORDS: Silicon, Refractive index, Thermal optics, Integrated optics, Silica, Resonators, Temperature metrology, Gas lasers, Optical microcavities, Integrated photonics

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Proceedings Article | 23 February 2018 Presentation + Paper

Hybrid ultra-high-Q silica microcavity Raman lasers

Andrea Armani, Hyungwoo Choi, Xiaoqin Shen, Dongyu Chen, Andre Kovach

Proceedings Volume 10535, 1053509 (2018) https://doi.org/10.1117/12.2289930

KEYWORDS: Raman spectroscopy, Silica, Sol-gels, Metals, Optical resonators, Zirconium, Waveguides, Optical microcavities, Silicon, Fiber couplers

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Proceedings Article | 16 February 2018 Paper

Nonlinear behavior in hybrid microcavities

Andrea Armani, Dongyu Chen, Andre Kovach, Xiaoqin Shen, Hyungwoo Choi, Soheil Soltani

Proceedings Volume 10518, 1051804 (2018) https://doi.org/10.1117/12.2289093

KEYWORDS: Microresonators, Optical microcavities, Raman spectroscopy, Silica, Molecules, Nonlinear optics, Optical resonators, Machine learning, RF photonics, Quantum optics

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Proceedings Article | 16 February 2018 Presentation + Paper

Environmentally stable integrated ultra-high-Q optical cavities

Dongyu Chen, Andre Kovach, Xiaoqin Shen, Sumiko Poust, Andrea Armani

Proceedings Volume 10518, 105180W (2018) https://doi.org/10.1117/12.2286938

KEYWORDS: Silica, Resonators, Etching, Optical resonators, Microscopy, Quality measurement

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Proceedings Article | 22 April 2016 Paper

High-Q GRIN resonators

A. Armani, S. Soltani, H. Choi, V. Diep, A. Kovach, K. Kuo

Proceedings Volume 9727, 972707 (2016) https://doi.org/10.1117/12.2214409

KEYWORDS: Silica, Sol-gels, Resonators, Coating, Refractive index, GRIN lenses, Optical resonators, Geometrical optics, Silicon, Temperature metrology

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Proceedings Article | 3 March 2015 Paper

Optically active silica and polymeric materials for microcavity lasers and sensors

A. Armani, N. Deka, S. Mehrabani, C. Shi, A. Maker, M. Lee, A. Kovach, E. Gungor, Kelvin Kuo, V. Diep

Proceedings Volume 9343, 93430M (2015) https://doi.org/10.1117/12.2074591

KEYWORDS: Silica, Metals, Sol-gels, Polymers, Optical microcavities, Thulium, Laser damage threshold, Nanoparticles, Raman spectroscopy, Nanorods

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Showing 5 of 13 publications

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