activity
20202026
most citedDeveloping Adaptive Secondary Mirror Concepts for the APF and W.M. Keck Observatory Based on HVR Technology

5 citations · 7 across the 4 of their papers we have counts for

collaborators

5 papers

astro-ph.IM2026

Facility integration of the NASA IRTF adaptive secondary mirror

Ellen Lee, Mark Chun, Michael Connelley +12

IRTF-ASM-1 has been functioning well since its first light in 2024. This adaptive secondary mirror (ASM) was primarily developed to be an on-sky demonstration of the new hybrid var…

astro-ph.IM2026

Progress report on the integration of the IRTF adaptive secondary mirror

Ellen Lee, Mark Chun, Ruihan Zhang +13

IRTF-ASM-1 is the first on-sky adaptive secondary mirror using the hybrid variable reluctance (HVR) actuators developed by the Netherlands Organization for Applied Scientific Resea…

astro-ph.IM2024★ 2 cited

First laboratory and on-sky results of an adaptive secondary mirror with TNO-style actuators on the NASA Infrared Telescope Facility

Ellen Lee, Mark Chun, Olivier Lai +14

We are developing an adaptive secondary mirror (ASM) that uses a new actuator technology created by the Netherlands Organization for Applied Scientific Research (TNO). The TNO hybr…

astro-ph.IM2021★ 5 cited

Developing Adaptive Secondary Mirror Concepts for the APF and W.M. Keck Observatory Based on HVR Technology

Philip M. Hinz, Rachel Bowens-Rubin, Christoph Baranec +16

An Adaptive secondary mirror (ASM) allows for the integration of adaptive optics (AO) into the telescope itself. Adaptive secondary mirrors, based on hybrid variable reluctance (HV…

astro-ph.IM2020

Performance of Large-Format Deformable Mirrors Constructed with TNO Variable Reluctance Actuators

Rachel Bowens-Rubin, Philip Hinz, Wouter Jonker +3

Advancements in making high-efficiency actuators are an enabling technology for building the next generation of large-format deformable mirrors. The Netherlands Organization for Ap…