1 to 6 of 6 Results
Aug 9, 2015
Balasubramanian, Kunjithapatham; White, Victor; Yee, Karl; Echternach, Pierre; Muller, Richard; Dickie, Matthew; Cady, Eric; Mejia Prada, Camilo; Ryan, Daniel; Poberezhskiy, Ilya; Zhou, Hanying; Kern, Brian; Riggs, A.J.; Zimmerman, Neil T.; Sirbu, Dan; Shaklan, Stuart; Kasdin, Jeremy, 2015, "Exoplanet coronagraph shaped pupil masks and laboratory scale star shade masks: design, fabrication and characterization", https://hdl.handle.net/2014/45759, SPIE Optics + Photonics, San Diego, California, August 9-13, 2015, JPL Open Repository
We present the approaches employed at JPL to produce pupil plane and image plane coronagraph masks by combining electron beam, deep reactive ion etching, and black silicon technologies with illustrative examples of each, highlighting milestone accomplishments. We also present bri... |
Aug 9, 2015
Sidick, Erkin; Shaklan, Stuart; Balasubramanian, Kunjithapatham; Cady, Eric, 2015, "Studies of the effects of control bandwidth and dark-hole size on the HCIT contrast performance", https://hdl.handle.net/2014/45744, SPIE Optics + Photonics, San Diego, California, August 9-13, 2015, JPL Open Repository
We have carried out both theoretical and experimental studies of the sensitivity of dark hole contrast to the control bandwidth and dark-hole dimensions in high-contrast broadband stellar coronagraphy. |
Aug 9, 2015
Sidick, Erkin; Shaklan, Stuart; Cady, Eric, 2015, "High-contrast coronagraph performance in the presence of DM actuator defects", https://hdl.handle.net/2014/45746, SPIE Optics + Photonics, San Diego, California, August 9-13, 2015, JPL Open Repository
We have carried out experiments on our High-Contract Imaging Testbed (HCIT) to study the impact of failed actuators in partial fulfillment of the Terrestrial Planet Finder Coronagraph optical model validation milestone. We show that the wavefront control algorithm adapts to sever... |
Feb 6, 2013
Kasdin, N. Jeremy; Vanderbei, Robert; Turner, Edwin; Lisman, Doug; Shaklan, Stuart; Cady, Eric; Thomson, Mark; Macintosh, Bruce; Savransky, Dmitry; Turnbull, Margaret; Soummer, Remi, 2013, "Starshade Earth characterizer with SALSO", https://hdl.handle.net/2014/44110, Study on Applications of Large Space Optics (SALSO) Workshop, Huntsville, Alabama, February 6, 2013., JPL Open Repository
No abstract provided |
Aug 23, 2011
Cady, Eric; Shaklan, Stuart, 2011, "Nondimensional representations for occulter design and performance evaluation", https://hdl.handle.net/2014/43798, SPIE Optics + Photonics 2011, San Diego, California, August 20-25, 2011., JPL Open Repository
No abstract provided |
Aug 23, 2011
Balasubramanian, Bala K.; Cady, Eric; Pueyo, Laurent; An, Xin; Shaklan, Stuart; Guyon, Olivier; Belikov, Ruslan, 2011, "Diamond turned high precision PIAA optics and four mirror PIAA system for high contrast imaging of exo‐planets", https://hdl.handle.net/2014/43775, SPIE Optics + Photonics 2011, San Diego, California, August 20-25, 2011., JPL Open Repository
No abstract provided |