Papers
You can find a selection of my research publications below. For a complete and automatically generated list, please visit NASA ADS.
Final Design and On-Sky Testing of the iLocater SX Acquisition Camera: Broadband Single-Mode Fiber Coupling
Crass, J., Bechter A.J. et al. - MNRAS Accepted (2020)
Mitigation of Polarization Effects in Single-mode Fiber Spectrographs
Bechter, A.J., Bechter, E.B., Crepp, J.R., Ketterer, R. & Crass, J. - PASP 132 1015 095001
Characterization of Single-mode Fiber Coupling at the Large Binocular Telescope
Bechter, A.J., Crass J., Tesch, J., Crepp, J.R. & Bechter, E.B. - PASP 132 1007 015001 (2020)
Focal Plane Tip-Tilt Sensing for Improved Single-Mode Fiber Coupling using a 3D-printed Microlens-Ring
Hottinger, P. et al. including Crass, J. - ArXiv (2019)
Assessing the suitability of H4RG near-infrared detectors for precise Doppler radial velocity measurements
Bechter, E.B., Bechter, A.J., Crepp, J.R. & Crass, J. - JATIS 5 038004 (2019)
Instrument Simulator and Data Reduction Pipeline for the iLocater Spectrograph
Bechter, E.B., Bechter, A.J., Crepp, J.R., Crass, J. & King, D. - PASP 131 996 024504 (2019)
A radial velocity error budget for single-mode Doppler spectrographs
Bechter, A.J., Bechter, E.B., Crepp, J.R., King, D. & Crass, J. - Proc. SPIE 10720 (2018)
Micro-lens arrays as tip-tilt sensor for single mode fiber coupling
Hottinger, P. et al. including Crass, J. - Proc. SPIE 10706 (2018)
The iLocater cryostat: design and thermal control strategy for precision radial velocity measurements
Crass, J., Fantano, L., Hearty, F.R. et al. - Proc. SPIE 9908 (2016)
iLocater: a diffraction-limited Doppler spectrometer for the Large Binocular Telescope
Crepp, J., Crass, J. et al. - Proc. SPIE 9908
On-sky single-mode fiber coupling measurements at the Large Binocular Telescope
Bechter, A.J., Crass, J. et al. - Proc. SPIE 9909 (2016)
High spatial resolution optical imaging of the multiple T Tauri system Lk Hα 262/Lk Hα 263
Velasco, S. et al. including Crass, J. - MNRAS 460 3519 (2016)
Design of the iLocater acquisition camera demonstration system
Bechter, A.J., Crass, J., Ketterer, R., Crepp, J.R., King, D.L. et al. - Proc. SPIE 9605 (2015)
The AOLI low-order non-linear curvature wavefront sensor: laboratory and on-sky results
Crass, J., King, D.L. & Mackay, C.D. - Proc. SPIE 9148 (2014)
High-resolution imaging in the visible on large ground-based telescopes
Mackay, C.D., Rebolo-López, R., Crass, J. et al. - Proc. SPIE 9147 (2014)
The AOLI Non-Linear Curvature Wavefront Sensor: High sensitivity reconstruction for low-order AO
Crass, J., King, D.L. & Mackay, C.D. - Proc. AO4ELT3 (2013)
Wavefront phase retrieval with non-linear curvature sensors
Aisher, P. L., Crass, J. & Mackay, C. - MNRAS 429 2019A (2013)
The AOLI low-order non-linear curvature wavefront sensor: a method for high sensitivity wavefront reconstruction
Crass, J., Aisher, P., Femenia, B., King, D.L., Mackay, C.D. et al. - Proc. SPIE 8447 (2012)
AOLI: Adaptive Optics Lucky Imager: diffraction limited imaging in the visible on large ground-based telescopes
Mackay, C., Rebolo-López, R., Femenia Castellá, B., Crass, J. et al. - Proc. SPIE 8846 (2012)
White Papers/Studies
EarthFinder Probe Mission Concept Study: Characterizing nearby stellar exoplanet systems with Earth-mass analogs for future direct imaging
Plavchan, P. et al. including Crass, J. - NASA Probe Mission concept white paper for 2020 Astrophysics National Academies Decadal Survey (2020)
The need for single-mode fiber-fed spectrographs
Crass, J. et al. - Astro2020: Decadal Survey on Astronomy and Astrophysics, APC white papers, no. 122; Bulletin of the American Astronomical Society, 51 7 122 (2019)
Extreme Precision Radial Velocity Working Group
Gaudi, S. et al. including Crass, J. - Astro2020: Decadal Survey on Astronomy and Astrophysics, APC white papers, no. 232; Bulletin of the American Astronomical Society, 51 7 232 (2019)
Enabling the next generation of scientific discoveries by embracing photonic technologies
Jovanovic, N. et al. including Crass, J. - Astro2020: Decadal Survey on Astronomy and Astrophysics, APC white papers, no. 270; Bulletin of the American Astronomical Society, 51 7 270 (2019)
The need for single-mode fiber-fed spectrographs
Crass, J. et al. - White paper submitted in response to the National Academy of Sciences 2018 Exoplanet Science Strategy solicitation (2018)
EarthFinder: A Precise Radial Velocity Probe Mission Concept For the Detection of Earth-Mass Planets Orbiting Sun-like Stars
Plavchan, P. et al. including Crass, J. - White paper submitted in response to the National Academy of Sciences 2018 Exoplanet Science Strategy solicitation (2018)