Dr. Frank G. Dekens Profile

Dr. Frank G. Dekens

Optical Engineer at Jet Propulsion Lab

SPIE Involvement:

Author

Publications (27)

Proceedings Article | 23 August 2024 Poster + Paper

An efficient method for image based coarse alignment of a segmented space telescope

Carl Nissly, Frank Dekens, Andrew Kee, Luis Marchen, Catherine Ohara, Phillip Poon, David Redding, Lewis Roberts, Jonathan Tesch, Mitchell Troy

Proceedings Volume 13092, 130925S (2024) https://doi.org/10.1117/12.3017872

KEYWORDS: Image segmentation, Wavefront errors, Telescopes, Wavefronts, James Webb Space Telescope, Mirrors, Optical alignment, Error analysis, Alignment modeling, Alignment procedures, Segmented mirrors

Read Abstract +

Proceedings Article | 10 July 2018 Presentation + Paper

Verifying Interfaces and generating interface control documents for the alignment and phasing subsystem of the Thirty Meter Telescope from a system model in SysML

Sebastian J. Herzig, Robert Karban, Gary Brack, Scott Michaels, Frank Dekens, Mitchell Troy

Proceedings Volume 10705, 107050V (2018) https://doi.org/10.1117/12.2310184

KEYWORDS: Systems modeling, Interfaces, Thirty Meter Telescope, Control systems, Databases, Systems engineering, Cameras, Mirrors, Model-based design, Astronomy

Read Abstract +

Proceedings Article | 13 April 2018 Paper

Progress towards picometer accuracy laser metrology for the space interferometry mission: update

Peter Halverson, Oscar Alvarez-Salazar, Alireza Azizi, Frank Dekens, Bijan Nemati, Feng Zhao

Proceedings Volume 10568, 105682L (2018) https://doi.org/10.1117/12.2500128

Read Abstract +

Proceedings Article | 18 August 2016 Paper

Creating system engineering products with executable models in a model-based engineering environment

Robert Karban, Frank Dekens, Sebastian Herzig, Maged Elaasar, Nerijus Jankevičius

Proceedings Volume 9911, 99110B (2016) https://doi.org/10.1117/12.2232785

KEYWORDS: Systems modeling, Data modeling, Model-based design, Thirty Meter Telescope, Systems engineering, Systems modeling, Model-based design, Telecommunications, Solid modeling, Process modeling, Control systems, Computer aided design

Read Abstract +

Proceedings Article | 27 July 2016 Paper

The alignment and phasing system for the Thirty Meter Telescope: risk mitigation and status update

Mitchell Troy, Gary Chanan, Scott Michaels, Frank Dekens, Randy Hein, Sebastian Herzig, Robert Karban, Carl Nissly, Jennifer Roberts, Michael Rud, Byoung-Joon Seo

Proceedings Volume 9906, 99066A (2016) https://doi.org/10.1117/12.2231913

KEYWORDS: Telescopes, Wavefronts, Control systems, Mirrors, Cameras, Thirty Meter Telescope, Image segmentation, Stars, Charge-coupled devices, Sensors

Read Abstract +

Proceedings Article | 16 September 2015 Paper

Requirements and design reference mission for the WFIRST/AFTA coronagraph instrument

Richard Demers, Frank Dekens, Rob Calvet, Zensheu Chang, Robert Effinger, Eric Ek, Larry Hovland, Laura Jones, Anthony Loc, Bijan Nemati, Charley Noecker, Timothy Neville, Hung Pham, Mike Rud, Hong Tang, Juan Villalvazo

Proceedings Volume 9605, 960502 (2015) https://doi.org/10.1117/12.2191792

KEYWORDS: Coronagraphy, Collimators, Space telescopes, Telescopes, Iterated function systems, Planets, Mirrors, Exoplanets, Electronics, Thermography

Read Abstract +

Proceedings Article | 16 September 2015 Paper

Exo-C: a probe-scale space observatory for direct imaging and spectroscopy of extrasolar planetary systems

Karl Stapelfeldt, Frank Dekens, Michael Brenner, Keith Warfield, Ruslan Belikov, Paul Brugarolas, Geoffrey Bryden, Kerri Cahoy, Supriya Chakrabarti, Serge Dubovitsky, Robert Effinger, Brian Hirsch, Andrew Kissil, John Krist, Jared Lang, Mark Marley, Michael McElwain, Victoria Meadows, Joel Nissen, Jeffrey Oseas, Chris Pong, Eugene Serabyn, Eric Sunada, John Trauger, Stephen Unwin

Proceedings Volume 9605, 96050T (2015) https://doi.org/10.1117/12.2191720

KEYWORDS: Planets, Coronagraphy, Telescopes, Space telescopes, Stars, Exoplanets, Wavefronts, Space operations, Imaging spectroscopy, Spectroscopy

Read Abstract +

Proceedings Article | 28 August 2014 Paper

Exo-C: a probe-scale space mission to directly image and spectroscopically characterize exoplanetary systems using an internal coronagraph

Karl Stapelfeldt, Michael Brenner, Keith Warfield, Frank Dekens, Ruslan Belikov, Paul Brugarolas, Geoffrey Bryden, Kerri Cahoy, Supriya Chakrabarti, Serge Dubovitsky, Robert Effinger, Brian Hirsch, Andrew Kissil, John Krist, Jared Lang, Mark Marley, Michael McElwain, Victoria Meadows, Joel Nissen, Jeffrey Oseas, Eugene Serabyn, Eric Sunada, John Trauger, Stephen Unwin

Proceedings Volume 9143, 91432K (2014) https://doi.org/10.1117/12.2057115

KEYWORDS: Planets, Coronagraphy, Stars, Space telescopes, Telescopes, Space operations, Exoplanets, Wavefronts, Mirrors, Iterated function systems

Read Abstract +

Proceedings Article | 4 August 2014 Paper

System modeling of the Thirty Meter Telescope alignment and phasing system

Frank Dekens, Byoung-Joon Seo, Mitchell Troy

Proceedings Volume 9150, 91500Z (2014) https://doi.org/10.1117/12.2057066

KEYWORDS: Systems modeling, Telescopes, Databases, Data modeling, Optical filters, Telecommunications, Mirrors, Visualization, Optical alignment, Thirty Meter Telescope

Read Abstract +

Proceedings Article | 2 August 2010 Paper

SIM Lite: ground alignment of the instrument

Frank Dekens, Renaud Goullioud, Fabien Nicaise, Gary Kuan, Mauricio Morales

Proceedings Volume 7734, 77341K (2010) https://doi.org/10.1117/12.857183

KEYWORDS: Mirrors, Interferometers, Metrology, Optical alignment, Tolerancing, Telescopes, Alignment procedures, Waveguides, Computer aided design, Systems modeling

Read Abstract +

Proceedings Article | 22 July 2010 Paper

The SIM Lite Astrometric Observatory: engineering risk reduction activity

Renaud Goullioud, Frank Dekens, Bijan Nemati, Xin An, Larry Hovland

Proceedings Volume 7734, 77341M (2010) https://doi.org/10.1117/12.857721

KEYWORDS: Interferometers, Stars, Telescopes, Metrology, Mirrors, Cameras, Space telescopes, Sensors, Actuators, Calibration

Read Abstract +

Proceedings Article | 22 July 2010 Paper

Results of the Guide-2 telescope testbed for the SIM Light Astrometric Observatory

I. Hahn, M. Weilert, J. Sandhu, X. Wang, R. Smythe, E. Hovland, F. Loya, J. Shields, D. Boussalis, N. Fathpour, B. Kang, A. Ahmed, G. Macala, F. Nicaise, M. Morales, F. Dekens, R. Goullioud

Proceedings Volume 7734, 77344H (2010) https://doi.org/10.1117/12.856531

KEYWORDS: Stars, Telescopes, Interferometers, Space telescopes, Charge-coupled devices, Mirrors, Metrology, Calibration, Sensors, Ferroelectric materials

Read Abstract +

Proceedings Article | 22 July 2010 Paper

Progress on SIM-Lite brassboard interferometer integration and test

I. Hahn, M. Weilert, X. An, G. Kuan, L. Hovland, R. Smythe, E. Hovland, R. Krylo, M. Fisher, Z. Chang, J. Cepeda-Rizo, J. Shields, A. Ahmed, N. Fathpour, J. Carson, F. Nicaise, M. Morales, F. Dekens, R. Goullioud

Proceedings Volume 7734, 77344K (2010) https://doi.org/10.1117/12.858288

KEYWORDS: Interferometers, Stars, Modulation, Mirrors, Telescopes, Metrology, Beam splitters, Cameras, CCD image sensors, Interferometry

Read Abstract +

Proceedings Article | 28 July 2008 Paper

Overview of the SIM PlanetQuest Light mission concept

Renaud Goullioud, J. Catanzarite, F. Dekens, M. Shao, J. Marr

Proceedings Volume 7013, 70134T (2008) https://doi.org/10.1117/12.789988

KEYWORDS: Stars, Interferometers, Telescopes, Space telescopes, Planets, Metrology, Planetary systems, Space operations, Sensors, Interferometry

Read Abstract +

Proceedings Article | 28 July 2008 Paper

An introduction to the Guide-2 telescope testbed for the SIM Planet Quest Light mission

Inseob Hahn, J. Sandhu, M. Weilert, R. Smythe, F. Nicaise, B. Kang, F. Dekens, R. Goullioud

Proceedings Volume 7013, 70134W (2008) https://doi.org/10.1117/12.789358

KEYWORDS: Stars, Telescopes, Space telescopes, Interferometers, Sensors, Metrology, Planets, Optical testing, Interferometry, Michelson interferometers

Read Abstract +

Proceedings Article | 28 July 2008 Paper

SIM-Lite: status of the engineering progress toward flight

Frank Dekens, Eric Bloemhof, Serge Dubovitsky, Daniel Eldred, Renaud Goullioud, Muthu Jeganathan, Fabien Nicaise, Feng Zhao

Proceedings Volume 7013, 70134U (2008) https://doi.org/10.1117/12.789828

KEYWORDS: Metrology, Sensors, Interferometers, Actuators, Ferroelectric materials, Mirrors, Electronics, Cameras, Laser metrology, Switches

Read Abstract +

Proceedings Article | 28 June 2006 Paper

Picometer level modeling of a shared vertex double corner cube in the Space Interferometry Mission kite testbed

Gary Kuan, Frank Dekens

Proceedings Volume 6268, 62682L (2006) https://doi.org/10.1117/12.672489

KEYWORDS: Metrology, Interferometry, Calibration, Reflection, Interferometers, Optical testing, Data modeling, Space telescopes, Phase shifts, Polarization

Read Abstract +

Proceedings Article | 20 October 2004 Paper

Kite: status of the external metrology testbed for SIM

Frank Dekens, Oscar Alvarez-Salazar, Alireza Azizi, Steven Moser, Bijan Nemati, John Negron, Timothy Neville, Daniel Ryan

Proceedings Volume 5491, (2004) https://doi.org/10.1117/12.549797

KEYWORDS: Metrology, Stars, Data modeling, Interferometers, Heterodyning, Space operations, Motion measurement, Switches, Bragg cells, Sensors

Read Abstract +

Proceedings Article | 26 February 2003 Paper

Optical displacement sensor (ODS): an inertial reference sensor candidate for LISA

Meng Chiao, Frank Dekens, Alexander Abramovici

Proceedings Volume 4856, (2003) https://doi.org/10.1117/12.461494

KEYWORDS: Sensors, Photodiodes, Electronics, Optical amplifiers, Resistors, Calibration, Nanoimprint lithography, Indium gallium arsenide, Semiconductor lasers, Germanium

Read Abstract +

Proceedings Article | 26 February 2003 Paper

LISA: pointing sensor development stand

Frank Dekens, Mary Boghosian, Alexander Abramovici

Proceedings Volume 4856, (2003) https://doi.org/10.1117/12.461499

KEYWORDS: Sensors, Nanoimprint lithography, Heterodyning, Light emitting diodes, Electronics, Calibration, Wavefronts, Space operations, Modulation, Doppler effect

Read Abstract +

Proceedings Article | 26 February 2003 Paper

Methodology for modeling the mechanical interaction between a reaction wheel and a flexible structure

Laila Elias, Frank Dekens, Ipek Basdogan, Lisa Sievers, Timothy Neville

Proceedings Volume 4852, (2003) https://doi.org/10.1117/12.460875

KEYWORDS: Data modeling, Digital filtering, Optical filters, Space operations, Interferometers, Data acquisition, Finite element methods, Fourier transforms, Interfaces, Matrices

Read Abstract +

Proceedings Article | 7 July 2000 Paper

Palomar adaptive optics project: status and performance

Mitchell Troy, Richard Dekany, Gary Brack, Ben Oppenheimer, Eric Bloemhof, Thang Trinh, Frank Dekens, Fang Shi, Thomas Hayward, Bernhard Brandl

Proceedings Volume 4007, (2000) https://doi.org/10.1117/12.390302

KEYWORDS: Adaptive optics, Stars, Wavefronts, Error analysis, Atmospheric modeling, Actuators, Servomechanisms, Data modeling, Atmospheric sciences, Calibration

Read Abstract +

Proceedings Article | 7 July 2000 Paper

Anisoplanicity studies within NGC6871

Jason Marshall, Mitchell Troy, Richard Dekany, Frank Dekens

Proceedings Volume 4007, (2000) https://doi.org/10.1117/12.390376

KEYWORDS: Stars, Adaptive optics, K band, Signal to noise ratio, Point spread functions, Monte Carlo methods, Photometry, Imaging systems, Wavefronts, Cameras

Read Abstract +

Proceedings Article | 5 July 2000 Paper

Microprecision interferometer: scorecard on technology readiness for the Space Interferometer Mission

Renaud Goullioud, Frank Dekens, Gregory Neat

Proceedings Volume 4006, (2000) https://doi.org/10.1117/12.390166

KEYWORDS: Interferometers, Optical isolators, Sensors, Servomechanisms, Stars, Mirrors, Signal attenuation, Metrology, Space operations, Active optics

Read Abstract +

Proceedings Article | 22 June 2000 Paper

Microprecision interferometer: pointing system solutions for on-orbit disturbance environment

Frank Dekens, Gregory Neat

Proceedings Volume 3985, (2000) https://doi.org/10.1117/12.388841

KEYWORDS: Optical isolators, Interferometers, Stars, Sensors, Signal attenuation, Vibration isolation, Space operations, Error analysis, Electronics, Mirrors

Read Abstract +

Proceedings Article | 9 June 1999 Paper

Microprecision interferometer: pointing system performance in on-orbit disturbance environment

Frank Dekens, Gregory Neat

Proceedings Volume 3668, (1999) https://doi.org/10.1117/12.350691

KEYWORDS: Interferometers, Optical isolators, Sensors, Wavefronts, Stars, Mirrors, Optical components, Signal attenuation, Cameras, Space telescopes

Read Abstract +

Proceedings Article | 31 May 1994 Paper

High-speed seeing measurements at the Keck Telescope

Frank Dekens, David Kirkman, Gary Chanan, Terry Mast, Jerry Nelson, Garth Illingworth, Peter Wizinowich

Proceedings Volume 2201, (1994) https://doi.org/10.1117/12.176066

KEYWORDS: Image segmentation, Telescopes, Mirrors, High speed cameras, Imaging systems, Wavefronts, Turbulence, Adaptive optics, Atmospheric optics, Atmospheric monitoring

Read Abstract +

Showing 5 of 27 publications

View contact details

UPDATE YOUR PROFILE

Is this your profile? Update it now.

Sign into your SPIE.org account

Don’t have a profile and want one?

Create an account on SPIE.org

Keywords/Phrases

Search In:

Publication Years