Dr. Leonid V. Didkovsky Profile

Dr. Leonid V. Didkovsky

Research Scientist at Space Sciences Ctr

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Author

Publications (14)

Proceedings Article | 21 September 2015 Paper

Investigation of contamination of thin-film aluminum filters by MMH-NTO plumes exposed to UV radiation

Vaibhav Gupta, Seth Wieman, Leonid Didkovsky, Ralf Haiges, Yuhan Yao, Wei Wu, Mike Gruntman, Dan Erwin

Proceedings Volume 9604, 960408 (2015) https://doi.org/10.1117/12.2186812

KEYWORDS: Aluminum, Optical filters, Extreme ultraviolet, Contamination, Ultraviolet radiation, Scanning electron microscopy, Carbon, Thin films, Nitrogen, Oxidation

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Proceedings Article | 6 October 2011 Paper

Solar EUV Monitor (SEM) absolute irradiance measurements and how they are affected by choice of reference spectrum

Seth Wieman, Darrell Judge, Leonid Didkovsky

Proceedings Volume 8148, 81480G (2011) https://doi.org/10.1117/12.893163

KEYWORDS: Scanning electron microscopy, Extreme ultraviolet, Calibration, Solar processes, Rockets, Sensors, Data modeling, Ionization, Solar energy, Aerospace engineering

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Proceedings Article | 20 September 2007 Paper

SDO EVE ESP radiometric calibration and results

Leonid Didkovsky, Darrell Judge, Seth Wieman, Tom Woods, Phil Chamberlin, Andrew Jones, Frank Eparvier, Matt Triplett, Don Woodraska, Don McMullin, Mitch Furst, Rob Vest

Proceedings Volume 6689, 66890P (2007) https://doi.org/10.1117/12.732868

KEYWORDS: Calibration, Extreme ultraviolet, Optical filters, Aluminum, Sensors, Visible radiation, Signal detection, Particles, Photodiodes, Synchrotrons

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Proceedings Article | 20 September 2007 Paper

A filter free dual transmission grating spectrometer for the extreme-ultraviolet

Seth Wieman, Leonid Didkovsky, Darrell Judge, Andrew Jones, Matthew Harmon

Proceedings Volume 6689, 66890R (2007) https://doi.org/10.1117/12.732953

KEYWORDS: Extreme ultraviolet, Sensors, Spectroscopy, Optical filters, Diffraction gratings, Diodes, Visible radiation, Optical testing, Thin films, Light sources

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Proceedings Article | 20 September 2007 Paper

A light-weight optics-free EUV spectrometer with substantially improved efficiency and spectral resolution

Leonid Didkovsky, Darrell Judge, Seth Wieman

Proceedings Volume 6689, 66890Q (2007) https://doi.org/10.1117/12.732879

KEYWORDS: Ionization, Sensors, Spectral resolution, Spectroscopy, Extreme ultraviolet, Electrons, Electrodes, Electron beams, Systems modeling, Rockets

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Proceedings Article | 18 August 2005 Paper

An extreme ultraviolet optics-free spectrometer with improved spectral resolution and high signal-to-noise ratio

Leonid Didkovsky, Darrell Judge, Andrew Jones

Proceedings Volume 5898, 58981I (2005) https://doi.org/10.1117/12.615283

KEYWORDS: Extreme ultraviolet, Spectral resolution, Spectroscopy, Electrodes, Ionization, Signal to noise ratio, Rockets, Electron beams, Sensors, Iron

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Proceedings Article | 7 March 2005 Paper

An extreme ultraviolet spectrometer

Leonid Didkovsky, Darrell Judge, Andrew Jones

Proceedings Volume 5677, (2005) https://doi.org/10.1117/12.588001

KEYWORDS: Extreme ultraviolet, Electrodes, Spectroscopy, Ionization, Sensors, Spectral resolution, Electron beams, Solar radiation models, Microchannel plates, Photodiodes

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Proceedings Article | 4 February 2004 Paper

First results from the NSO/NJIT solar adaptive optics system

Thomas Rimmele, Kit Richards, Stephen Hegwer, Stephen Fletcher, Scott Gregory, Gilberto Moretto, Leonid Didkovsky, Carsten Denker, Alexander Dolgushin, Philip Goode, Maud Langlois, Jose Marino, William Marquette

Proceedings Volume 5171, (2004) https://doi.org/10.1117/12.508513

KEYWORDS: Adaptive optics, Digital signal processing, Wavefront sensors, Cameras, Imaging systems, Observatories, Diffraction, Mirrors, Sensors, Magnetism

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Proceedings Article | 4 February 2004 Paper

Optical design for a new off-axis 1.7-m solar telescope (NST) at Big Bear

Leonid Didkovsky, Jeff Kuhn, Philip Goode

Proceedings Volume 5171, (2004) https://doi.org/10.1117/12.518671

KEYWORDS: Mirrors, Adaptive optics, Telescopes, Phase modulation, Space telescopes, Optical design, Solar telescopes, Fabry–Perot interferometers, Off axis mirrors, Visible radiation

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Proceedings Article | 11 February 2003 Paper

High-order adaptive optical system for big bear solar observatory

Leonid Didkovsky, Alexander Dolgushyn, William Marquette, Jeff Nenow, John Varsik, Philip Goode, Steven Hegwer, Deqing Ren, Steve Fletcher, Kit Richards, Thomas Rimmele, Carsten Denker, Haimin Wang

Proceedings Volume 4853, (2003) https://doi.org/10.1117/12.471341

KEYWORDS: Adaptive optics, Fabry–Perot interferometers, Mirrors, Visible radiation, Solar telescopes, Infrared imaging, Optical benches, Observatories, Cameras, Sensors

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Proceedings Article | 11 February 2003 Paper

IRIM: an imaging magnetograph for high-resoultion solar observations in the near-infrared

Carsten Denker, J. Ma, Jingshan Wang, Leonid Didkovsky, John Varsik, Haimin Wang, Philip Goode

Proceedings Volume 4853, (2003) https://doi.org/10.1117/12.460294

KEYWORDS: Near infrared, Fabry–Perot interferometers, Adaptive optics, Magnetism, Imaging systems, Polarization, Data processing, Telescopes, Observatories, Sensors

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Proceedings Article | 11 February 2003 Paper

Optical design of a high-order adaptive optics for the NSO Dunn Solar Telescope and the Big Bear Solar Observatory

Deqing Ren, Steven Hegwer, Thomas Rimmele, Leonid Didkovsky, Philip Goode

Proceedings Volume 4853, (2003) https://doi.org/10.1117/12.460270

KEYWORDS: Adaptive optics, Mirrors, Optical design, Sensors, Image sensors, Wavefront sensors, Solar telescopes, Observatories, Sun, Wavefront aberrations

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Proceedings Article | 7 February 2003 Paper

Solar adaptive optics: a progress report

Thomas Rimmele, Kit Richards, Steven Hegwer, Deqing Ren, S. Fletcher, Scott Gregory, Leonid Didkovsky, Carsten Denker, William Marquette, J. Marino, Philip Goode

Proceedings Volume 4839, (2003) https://doi.org/10.1117/12.457018

KEYWORDS: Adaptive optics, Digital signal processing, Wavefront sensors, Cameras, Diffraction, Mirrors, Sensors, Observatories, Sun, Magnetism

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Proceedings Article | 13 December 2002 Paper

Control and acquisition software for the visible-light Fabry-Pérot interferometer at the Big Bear Solar Observatory

Sergiy Shumko, Carsten Denker, John Varsik, Leonid Didkovsky, William Marquette, Philip Goode, Haimin Wang

Proceedings Volume 4848, (2002) https://doi.org/10.1117/12.461358

KEYWORDS: Cameras, Fabry–Perot interferometers, Interferometers, Software development, Observatories, Frame grabbers, Human-machine interfaces, Optical filtering, Spectral resolution, Polarization

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Showing 5 of 14 publications

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