Dr. Sara Rothwell Profile

Dr. Sara Rothwell

at Vixar Inc

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Author

Publications (3)

Proceedings Article | 15 March 2023 Presentation + Paper

Single-mode multi-junction VCSELs with integrated transverse mode filter

Matthew Dummer, Amirhossein Ghods, Guoyang Xu, Sara Rothwell, Klein Johnson

Proceedings Volume 12439, 1243908 (2023) https://doi.org/10.1117/12.2651698

KEYWORDS: Vertical cavity surface emitting lasers, Tunable filters, Oxides, Beam diameter, Continuous wave operation, LIDAR, Beam divergence, Temperature metrology, Etching, Sensors

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Proceedings Article | 5 March 2021 Presentation + Paper

The role of VCSELs in 3D sensing and LiDAR

M. Dummer, K. Johnson, S. Rothwell, K. Tatah, M. Hibbs-Brenner

Proceedings Volume 11692, 116920C (2021) https://doi.org/10.1117/12.2577885

KEYWORDS: Vertical cavity surface emitting lasers, Three dimensional sensing, LIDAR, Structured light, Sensing systems, Safety, Packaging, Optical testing, Integrated optics, Eye

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Proceedings Article | 1 March 2019 Paper

Tunable vertical-cavity surface-emitting lasers as a light source for diffuse optical spectroscopy

S. Rothwell, M. Dummer, G. Cole, K. Johnson

Proceedings Volume 10938, 109380G (2019) https://doi.org/10.1117/12.2510564

KEYWORDS: Vertical cavity surface emitting lasers, Microelectromechanical systems, Light sources, Mirrors, Gallium arsenide, Tissue optics, Ion implantation, Oxides, Diffuse optical spectroscopy, Resistors

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