Deformable mirror

A Ferrofluid Deformable Mirror for Adaptive Optics
PhD Thesis
Aaron J. Lemmer
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A new deformable mirror architecture for coronagraphic instrumentation
Coronagraphs are a promising solution for the next generation of exoplanet imaging instrumentation. While a coronagraph can have very …
Tyler D. Groff, Aaron J. Lemmer, AJ Eldorado Riggs
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Mathematical and computational modeling of a ferrofluid deformable mirror for high-contrast imaging

Deformable mirrors (DMs) are an enabling and mission-critical technology in any coronagraphic instrument designed to directly image …
Aaron J. Lemmer, Ian M. Griffiths, Tyler D. Groff, Andreas W. Rousing, N. Jeremy Kasdin
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Technological progress of a ferrofluid deformable mirror with tunable nominal optical power for high-contrast imaging
The success of a space-borne direct-imaging mission pursuing earth-sized exoplanets in the habitable zone hinges on the ability to …
Aaron J. Lemmer, Tyler D. Groff, N. Jeremy Kasdin, Daniel Echeverri, Isabel R. Cleff
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Adaptive extended Kalman filter for online estimation of deformable mirror model parameters
A short original research project for Rob Stengel’s graduate course on Optimal Control and Estimation addressing a high-contrast coronagraphy problem.
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Adaptive extended Kalman filter for online estimation of deformable mirror model parameters