Prof. Wolfgang Heidrich Profile

Prof. Wolfgang Heidrich

Professor & Director, Visual Computing Center at King Abdullah Univ of Science and Technology

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Author

Publications (11)

Proceedings Article | 7 August 2023 Presentation + Paper

Additive diffractive optical elements fabrication by PECVP deposition of SiO2 and lift-off process

Hadi Amata, Qiang Fu, Wolfgang Heidrich

Proceedings Volume 12624, 126240A (2023) https://doi.org/10.1117/12.2675710

KEYWORDS: Diffractive optical elements, Fabrication, Additive manufacturing, Reactive ion etching, Plasma enhanced chemical vapor deposition, Optical fabrication, Lithography, Surface roughness, Scanning electron microscopy

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Proceedings Article | 30 August 2022 Presentation + Paper

Deployment of focal plane WFS technologies on 8-m telescopes: from the Subaru SPIDERS pathfinder, to the facility-class GPI 2.0 CAL2 system

Christian Marois, Olivier Lardière, William Thompson, Garima Singh, Adam Johnson, Tim Hardy, Joeleff Fitzsimmons, Benjamin Gerard, Suresh Sivanandam, Simon Thibault, Dmitry Savransky, Colin Bradley, Rebecca Jensen-Clem, Mathieu Demers, Qiang Fu, Wolfgang Heidrich, Mamadou N'Diaye

Proceedings Volume 12185, 121851Y (2022) https://doi.org/10.1117/12.2630564

KEYWORDS: Telescopes, Exoplanets, Wavefront sensors, Stars, Wavefronts, Gemini Planet Imager, Speckle, Imaging systems, Cameras, Adaptive optics

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Proceedings Article | 30 August 2022 Presentation + Paper

Performance of the Fast Atmospheric Self Coherent camera at the NEW-EARTH lab and a simplified measurement algorithm

William Thompson, Christian Marois, Garima Singh, Olivier Lardière, Benjamin Gerard, Qiang Fu, Wolfgang Heidrich

Proceedings Volume 12185, 121852C (2022) https://doi.org/10.1117/12.2630415

KEYWORDS: Calibration, Point spread functions, Sensors, Modulation transfer functions, Wavefronts, Actuators, Stars, Cameras, Planets, Wavefront sensors

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Proceedings Article | 30 August 2022 Presentation + Paper

Various wavefront sensing and control developments on the Santa Cruz Extreme AO Laboratory (SEAL) testbed

Benjamin Gerard, Javier Perez-Soto, Vincent Chambouleyron, Maaike A. van Kooten, Daren Dillon, Sylvain Cetre, Rebecca Jensen-Clem, Qiang Fu, Hadi Amata, Wolfgang Heidrich

Proceedings Volume 12185, 121852H (2022) https://doi.org/10.1117/12.2630519

KEYWORDS: Adaptive optics, Wavefront sensors, Point spread functions, Wavefronts, Imaging systems, Optical choppers

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Proceedings Article | 30 August 2022 Poster + Paper

Optical design of SPIDERS, a Subaru Pathfinder Instrument for Detecting Exoplanets and Retrieving Spectra

Olivier Lardière, Christian Marois, William Thompson, Garima Singh, Adam Johnson, Joeleff Fitzsimmons, Tim Hardy, Mamadou N'diaye, Wolfgang Heidrich, Qiang Fu, Denis Brousseau, Simon Thibault

Proceedings Volume 12185, 1218547 (2022) https://doi.org/10.1117/12.2629644

KEYWORDS: Cameras, Mirrors, Telescopes, Adaptive optics, Optical design, Wavefront sensors, Exoplanets, Coherence imaging

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Proceedings Article | 30 August 2022 Poster + Paper

Pupil-plane LLOWFS simulation and laboratory results from NEW-EARTH’s high-contrast imaging testbed

Garima Singh, William Thompson, Olivier Lardière, Christian Marois, Mamadou N'Diaye, Adam Johnson, Jean-Pierre Véran, Glen Herriot, Benjamin Gerard, Qiang Fu, Wolfgang Heidrich

Proceedings Volume 12185, 1218553 (2022) https://doi.org/10.1117/12.2627977

KEYWORDS: Gemini Planet Imager, Coronagraphy, Sensors, Calibration, Exoplanets, Adaptive optics, Wavefront sensors, Wavefronts, Device simulation, Cameras

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Proceedings Article | 19 November 2021 Paper

Lens design optimization by back-propagation

Congli Wang, Ni Chen, Wolfgang Heidrich

Proceedings Volume 12078, 120781O (2021) https://doi.org/10.1117/12.2603675

KEYWORDS: Ray tracing, Lens design, Neural networks, Optical design, Freeform optics, Evolutionary algorithms, Geometrical optics, Wavefronts, Point spread functions, Image processing

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Proceedings Article | 28 October 2021 Presentation + Paper

Additive lithographic fabrication of a Tilt-Gaussian-Vortex mask for focal plane wavefront sensing

Qiang Fu, Hadi Amata, Benjamin Gerard, Christian Marois, Wolfgang Heidrich

Proceedings Volume 11889, 1188911 (2021) https://doi.org/10.1117/12.2602425

KEYWORDS: Additive manufacturing, Reactive ion etching, Aluminum, Photomasks, Lithography, Semiconducting wafers, Photoresist materials, Metals, Sputter deposition

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Proceedings Article | 14 December 2020 Poster + Paper

Upgrading the Gemini Planet Imager calibration unit with a photon counting focal plane wavefront sensor

Christian Marois, B. Gerard, O. Lardière, A. Anthony, C. Bradley, J. Dunn, Q. Fu, T. Hardy, W. Heidrich, G. Herriot, E. Nielsen, S. Sivanandam, D. Sivransky, S. Thibault, W. Thompson, J.-P. Véran

Proceedings Volume 11448, 1144873 (2020) https://doi.org/10.1117/12.2563010

KEYWORDS: Gemini Planet Imager, Photon counting, Wavefront sensors, Calibration, Stars, Imaging systems, Gemini Observatory, Observatories, Planets, Interferometers

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Proceedings Article | 13 December 2020 Poster + Paper

Optical design and preliminary results of NEW EARTH, first Canadian high-contrast imaging laboratory test bench

Olivier Lardière, Benjamin Gerard, William Thompson, Christian Marois, Jean-Pierre Véran, Célia Blain, Wolfgang Heidrich, Qiang Fu

Proceedings Volume 11448, 114486Y (2020) https://doi.org/10.1117/12.2561803

KEYWORDS: Optical design, Coherence imaging, Wavefronts, Exoplanets, Image segmentation, Coronagraphy, Optical aberrations, Deformable mirrors, Reflectivity, Large telescopes

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Proceedings Article | 18 November 2019 Paper

Optical coding of SPAD array and its application in compressive depth and transient imaging

Qilin Sun, Xiong Dun, Yifan Peng, Wolfgang Heidrich

Proceedings Volume 11187, 111870D (2019) https://doi.org/10.1117/12.2538783

KEYWORDS: Microlens array, Sensors, Solar concentrators, Picosecond phenomena, Geometrical optics, Optical design, Reflectivity, Imaging systems, Super resolution, Diffractive optical elements

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Showing 5 of 11 publications

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