Dr. May Ling Ng Profile

Dr. May Ling Ng

at SLAC National Accelerator Lab

SPIE Involvement:

Author

Proceedings Article | 4 October 2024 Presentation

Inelastic x-ray scattering (IXS) spectrometer design studies at LCLS

Yoshio Ichii, Frank O'Dowd, Quentin Yougoubare, Matthew Seaberg, Randy Whitney, May Ling Ng, Lin Zhang, Robert Baker, Luca Rebuffi, Hasan Yavas

Proceedings Volume PC13150, PC1315007 (2024) https://doi.org/10.1117/12.3026062

KEYWORDS: Spectroscopy, Scattering, Crystals, Spectrometer engineering, Parabolic mirrors, Liquid crystal lasers, Collimation, X-rays, Tolerancing, Synchrotrons

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Proceedings Article | 4 October 2023 Presentation

The dual KB mirror system for the CXI beamline of the LCLS-HE upgrade

Xianchao Cheng, William Lane, Serge Guillet, Mengning Liang, May Ling Ng, Lin Zhang, Matthew Seaberg

Proceedings Volume PC12694, PC1269404 (2023) https://doi.org/10.1117/12.2692581

KEYWORDS: Mirrors, Imaging systems, Zoom lenses, X-rays, X-ray imaging, Wavefronts, Optical simulations, Optical components, Optical coherence, Liquid crystal lasers

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Proceedings Article | 4 October 2023 Presentation

The LCLS-II x-ray optical system: from metrology to routine operation

Matthew Seaberg, Lance Lee, May Ling Ng, William Lane

Proceedings Volume PC12695, PC126950A (2023) https://doi.org/10.1117/12.2677199

KEYWORDS: X-rays, Mirrors, Metrology, X-ray optics, Equipment, Wavefront sensors, Time multiplexed optical shutter, Control systems, X-ray lasers, Spatial coherence

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Proceedings Article | 4 October 2023 Presentation

Upgrade of the LCLS optics metrology stitching measurement capability

May Ling Ng, Lance Lee

Proceedings Volume PC12695, PC1269503 (2023) https://doi.org/10.1117/12.2676843

KEYWORDS: Mirrors, Liquid crystal lasers, Metrology, X-rays, Mechanics, Fizeau interferometers, Environmental sensing, Control systems, Actuators

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Proceedings Article | 25 August 2020 Presentation

Characterization of the LCLS KB mirrors with stitching methods

May Ling Ng, Daniele Cocco, David Fritz, Lance Lee, Daniel Morton, Matthew Seaberg

Proceedings Volume 11491, 114910L (2020) https://doi.org/10.1117/12.2569365

KEYWORDS: Mirrors, Liquid crystal lasers, Metrology, X-rays, Space mirrors, Cooling systems, Mechanics, Grazing incidence, Interferometry, Wavefronts

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Proceedings Article | 9 September 2019 Presentation + Paper

Collaborative development of diffraction-limited beamline optical systems at US DOE light sources

Kenneth Goldberg, Antoine Wojdyla, Diane Bryant, Weilun Chao, Daniele Cocco, Corey Hardin, Daniel Morton, May Ling Ng, Lance Lee, Lahsen Assoufid, Walan Grizolli, Xianbo Shi, Steve Kearney, Michael Wojcik, Yuri Shvyd'ko, Deming Shu, Mourad Idir, Lei Huang

Proceedings Volume 11109, 111090C (2019) https://doi.org/10.1117/12.2530817

KEYWORDS: Mirrors, Wavefronts, Wavefront sensors, Sensors, X-rays, Optical alignment, Monochromatic aberrations, Hard x-rays, Diffraction, Crystals, Adaptive optics

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Proceedings Article | 17 October 2018 Paper

Development of the new long trace profilometer at LCLS for bendable x-ray mirror metrology

M. L. Ng, J. Nicolas, D. Spiga, C. Hardin, D. Morton, D. Cocco

Proceedings Volume 10761, 1076106 (2018) https://doi.org/10.1117/12.2323293

KEYWORDS: Mirrors, Metrology, Optical components, Calibration, X-rays, Tolerancing, CCD cameras

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Proceedings Article | 2 October 2018 Presentation + Paper

Focusing optics system for the Time-resolved Molecular Optics (TMO) beam line at LCLS: surface metrology and mirror shape control of bendable mirror system

Lance Lee, Daniele Cocco, May Ling Ng, Lin Zhang, Daniel Morton

Proceedings Volume 10761, 1076105 (2018) https://doi.org/10.1117/12.2323252

KEYWORDS: Mirrors, Actuators, Metrology, Silicon, Control systems, Optical systems

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Proceedings Article | 18 September 2018 Paper

Simulating the optical performances of the LCLS bendable mirrors using a 2D physical optics approach

D. Spiga, D. Cocco, C. Hardin, D. Morton, M. L. Ng

Proceedings Volume 10761, 1076107 (2018) https://doi.org/10.1117/12.2323253

KEYWORDS: Mirrors, Diffraction, Optical simulations, Wavefronts, X-rays, Fourier transforms, Device simulation, Wave propagation

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Proceedings Article | 18 September 2018 Presentation

Shaping the mirror profile by using a novel cooling scheme to increase optical design flexibility in high power XFELs (Conference Presentation)

Corey Hardin, May Ling Ng, Daniel Morton, Lance Lee, Lin Zhang, Daniele Cocco

Proceedings Volume 10761, 1076104 (2018) https://doi.org/10.1117/12.2323216

KEYWORDS: Mirrors, Optical design, Monochromators, Diffraction, X-rays, Liquid crystal lasers, Mechanics, Metrology, Prototyping

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Proceedings Article | 3 October 2017 Presentation

Status of the metrology laboratory for the LCLS II project (Conference Presentation)

May Ling Ng, Corey L. Hardin, Josep Nicolas, Daniele Cocco

Proceedings Volume 10385, 103850E (2017) https://doi.org/10.1117/12.2275562

KEYWORDS: Liquid crystal lasers, Metrology, Interferometers, Interferometry, Mirrors, Head, Mirror stabilization, Profilometers, Autocollimators, Prototyping

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Showing 5 of 11 publications

Conference Committee Involvement (3)

Advances in X-Ray/EUV Sources, Optics, and Components XX

3 August 2025 | San Diego, California, United States

Advances in Metrology for X-Ray and EUV Optics XI

3 August 2025 | San Diego, California, United States

Advances in Metrology for X-Ray and EUV Optics X

23 August 2023 | San Diego, California, United States

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