Mr. Babak Hamzavytehrany Profile

Babak Hamzavytehrany

at DuPont

SPIE Involvement:

Author

Publications (7)

Proceedings Article | 23 September 2015 Presentation + Paper

Development of backsheet tests and measurements to improve correlation of accelerated exposures to fielded modules

Thomas Felder, William Gambogi, James Kopchick, Lucas Amspacher, R. Scott Peacock, Benjamin Foltz, Katherine Stika, Alexander Bradley, Babak Hamzavy, Bao-Ling Yu, Lucie Garreau-iles, Oakland Fu, Hongjie Hu, T. John Trout

Proceedings Volume 9563, 956303 (2015) https://doi.org/10.1117/12.2188627

KEYWORDS: FT-IR spectroscopy, Adhesives, Positron emission tomography, Ultraviolet radiation, Polymers, Photovoltaics, Spectrometers, Spectroscopy, Roads, Nondestructive evaluation

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Proceedings Article | 8 October 2014 Paper

Optical properties of PV backsheets: key indicators of module performance and durability

Thomas Felder, William Gambogi, James Kopchick, R. Scott Peacock, Katherine Stika, T. John Trout, Alexander Bradley, Babak Hamzavytehrany, Abdulkerim Gok, Roger French, Oakland Fu, Hongjie Hu

Proceedings Volume 9179, 91790P (2014) https://doi.org/10.1117/12.2062063

KEYWORDS: Optical properties, Solar cells, FT-IR spectroscopy, Ultraviolet radiation, Positron emission tomography, Spectroscopy, Chemical analysis, Photovoltaics, Polymers, Oxidation

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Proceedings Article | 8 October 2014 Paper

Analysis of the degradation and aging of a commercial photovoltaic installation

Alexander Bradley, Babak Hamzavy, William Gambogi

Proceedings Volume 9179, 917907 (2014) https://doi.org/10.1117/12.2062046

KEYWORDS: Photovoltaics, Thermography, Inspection, Optical inspection, Chemical analysis, Image quality, Safety, Manufacturing, Diodes, Solar cells

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Proceedings Article | 24 September 2013 Paper

Weathering and durability of PV backsheets and impact on PV module performance

W. Gambogi, Y. Heta, K. Hashimoto, J. Kopchick, T. Felder, S. MacMaster, A. Bradley, B. Hamzavytehraney, V. Felix, T. Aoki, K. Stika, L. Garreau-Illes, T. Trout

Proceedings Volume 8825, 88250B (2013) https://doi.org/10.1117/12.2024491

KEYWORDS: Solar cells, Ultraviolet radiation, Positron emission tomography, Glasses, Ferroelectric polymers, Optical filters, Photovoltaics, Polymers, Humidity, Crystals

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Proceedings Article | 24 September 2013 Paper

Safety and performance analysis of a commercial photovoltaic installation

Babak Hamzavy, Alexander Bradley

Proceedings Volume 8825, 88250M (2013) https://doi.org/10.1117/12.2023406

KEYWORDS: Photovoltaics, Safety, Thermography, Manufacturing, Inspection, Solar cells, Process control, Visualization, Ions, Electroluminescence

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Proceedings Article | 4 June 2001 Paper

Display applications for holographic optical elements

William Gambogi, Mark Armstrong, Babak Hamzavy, Michael Levin, Steven Mackara, William Molteni, Kirk Steijn, Sylvia Stevenson, Thomas Felder, Gerald Heidt, Douglas Miller

Proceedings Volume 4296, (2001) https://doi.org/10.1117/12.429473

KEYWORDS: Holography, LCDs, Reflectors, Reflectivity, Optical filters, Diffusers, Optical design, Holographic optical elements, Volume holography, Displays

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Proceedings Article | 17 June 1994 Paper

HOE imaging in DuPont holographic photopolymers

William Gambogi, Kirk Steijn, Steven Mackara, Timothy Duzick, Babak Hamzavy, John Kelly

Proceedings Volume 2152, (1994) https://doi.org/10.1117/12.178083

KEYWORDS: Holography, Holographic optical elements, Diffraction, Photopolymers, Diffraction gratings, Dye lasers, Reflection, Polarization, Mirrors, Modulation

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Showing 5 of 7 publications

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