Mr. Herman P. Cease Profile

Herman P. Cease

Mechanical Engineer at Fermi National Accelerator Lab

SPIE Involvement:

Author

Publications (18)

Proceedings Article | 24 September 2012 Paper

Paper

Assembly, alignment, and testing of the DECam wide field corrector optics

Peter Doel, David Brooks, Michelle Antonik, Brenna Flaugher, Andrew Stefanik, Stephen Kent, Gaston Gutierrez, Herman Cease, Timothy Abbott, Alistair Walker, Darren DePoy, Rebecca Bernstein, Sue Worswick

Proceedings Volume 8446, 84466F (2012) https://doi.org/10.1117/12.926590

KEYWORDS: Lenses, Cameras, Optical alignment, Tolerancing, Glasses, Imaging systems, Optical fabrication, Laser systems engineering, Observatories, Telescopes

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Proceedings Article | 24 September 2012 Paper

Paper

Commissioning and initial performance of the Dark Energy Camera liquid nitrogen cooling system

H. Cease, D. DePoy, G. Derylo, H. T. Diehl, J. Estrada, B. Flaugher, K. Kuk, S. Kuhlmann, A. Lathrop, K. Schultz, R. Reinert, R. Schmitt, A. Stefanik, A. Zhao

Proceedings Volume 8446, 84466S (2012) https://doi.org/10.1117/12.926634

KEYWORDS: Imaging systems, Cooling systems, Telescopes, Liquids, Cameras, Nitrogen, Charge-coupled devices, Cryocoolers, Control systems, Copper

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Proceedings Article | 24 September 2012 Paper

Paper

Status of the Dark Energy Survey Camera (DECam) project

Brenna Flaugher, Timothy Abbott, Robert Angstadt, Jim Annis, Michelle Antonik, Jim Bailey, Otger Ballester, Joseph Bernstein, Rebecca Bernstein, Marco Bonati, Gale Bremer, Jorge Briones, David Brooks, Elizabeth Buckley-Geer, Juila Campa, Laia Cardiel-Sas, Francisco Castander, Javier Castilla, Herman Cease, Steve Chappa, Edward Chi, Luis da Costa, Darren DePoy, Gregory Derylo, Juan de Vincente, H. Thomas Diehl, Peter Doel, Juan Estrada, Jacob Eiting, Anne Elliott, David Finley, Rolando Flores, Josh Frieman, Enrique Gaztanaga, David Gerdes, Mike Gladders, V. Guarino, G. Gutierrez, Jim Grudzinski, Bill Hanlon, Jiangang Hao, Steve Holland, Klaus Honscheid, Dave Huffman, Cheryl Jackson, Michelle Jonas, Inga Karliner, Daekwang Kau, Steve Kent, Mark Kozlovsky, Kurt Krempetz, John Krider, Donna Kubik, Kyler Kuehn, Steve Kuhlmann, Kevin Kuk, Ofer Lahav, Nick Langellier, Andrew Lathrop, Peter Lewis, Huan Lin, Wolfgang Lorenzon, Gustavo Martinez, Timothy McKay, Wyatt Merritt, Mark Meyer, Ramon Miquel, Jim Morgan, Peter Moore, Todd Moore, Eric Neilsen, Brian Nord, Ricardo Ogando, Jamieson Olson, Kenneth Patton, John Peoples, Andres Plazas, Tao Qian, Natalie Roe, Aaron Roodman, B. Rossetto, E. Sanchez, Marcelle Soares-Santos, Vic Scarpine, Terry Schalk, Rafe Schindler, Ricardo Schmidt, Richard Schmitt, Mike Schubnell, Kenneth Schultz, M. Selen, Santiago Serrano, Terri Shaw, Vaidas Simaitis, Jean Slaughter, R. Christopher Smith, Hal Spinka, Andy Stefanik, Walter Stuermer, Adam Sypniewski, R. Talaga, Greg Tarle, Jon Thaler, Doug Tucker, Alistair Walker, Curtis Weaverdyck, William Wester, Robert Woods, Sue Worswick, Allen Zhao

Proceedings Volume 8446, 844611 (2012) https://doi.org/10.1117/12.926216

KEYWORDS: Charge-coupled devices, Telescopes, Imaging systems, Safety, Lenses, Cameras, CCD cameras, Optical filters, Device simulation, Diffractive optical elements

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Proceedings Article | 26 July 2010 Paper

Paper

Assembly of the Dark Energy Survey CCD Imager

Greg Derylo, Herman Cease, H. Thomas Diehl, Juan Estrada, Brenna Flaugher

Proceedings Volume 7739, 77393M (2010) https://doi.org/10.1117/12.857480

KEYWORDS: Charge-coupled devices, Imaging systems, Control systems, CCD cameras, Cameras, Prototyping, Nitrogen, Telescopes, Electronics, Liquids

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Proceedings Article | 26 July 2010 Paper

Paper

Cooling the dark energy camera CCD array using a closed-loop two-phase liquid nitrogen system

H. Cease, D. DePoy, G. Derylo, H. Diehl, J. Estrada, B. Flaugher, K. Kuk, S. Kuhlmann, A. Lathrop, K. Schultz, R. Reinert, R. Schmitt, A. Stefanik, A. Zhao

Proceedings Volume 7739, 77393N (2010) https://doi.org/10.1117/12.857995

KEYWORDS: Liquids, Nitrogen, Imaging systems, Cooling systems, Cryocoolers, Cameras, Telescopes, Charge-coupled devices, Prototyping, CCD cameras

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Proceedings Article | 21 July 2010 Paper

Paper

Automated characterization of CCD detectors for DECam

D. Kubik, R. Alvarez, T. Abbott, J. Annis, M. Bonati, E. Buckley-Geer, J. Campa, H. Cease, S. Chappa, D. DePoy, G. Derylo, H. Diehl, J. Estrada, B. Flaugher, J. Hao, S. Holland, D. Huffman, I. Karliner, S. Kuhlmann, K. Kuk, H. Lin, J. Montes, N. Roe, V. Scarpine, R. Schmidt, K. Schultz, T. Shaw, V. Simaitis, H. Spinka, W. Stuermer, D. Tucker, A. Walker, W. Wester

Proceedings Volume 7735, 77355C (2010) https://doi.org/10.1117/12.864472

KEYWORDS: Charge-coupled devices, Control systems, Sensors, Quantum efficiency, Imaging systems, CCD image sensors, Packaging, Clocks, Aluminum nitride, CCD cameras

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Proceedings Article | 20 July 2010 Paper

Paper

Measuring the flatness of focal plane for very large mosaic CCD camera

Jiangang Hao, Juan Estrada, Herman Cease, H. Thomas Diehl, Brenna Flaugher, Donna Kubik, Kevin Kuk, Nickolai Kuropatkine, Huan Lin, Jorge Montes, Vic Scarpine, Ken Schultz, William Wester

Proceedings Volume 7735, 77353U (2010) https://doi.org/10.1117/12.856456

KEYWORDS: Charge-coupled devices, Stars, Projection systems, Cameras, CCD cameras, Calibration, CCD image sensors, Telescopes, Point spread functions, Optical testing

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Proceedings Article | 20 July 2010 Paper

Paper

Testing the Dark Energy Camera on a telescope simulator

H. Thomas Diehl, Timothy M. Abbott, Jim Bailey, Marco Bonati, Gale Bremer, Jorge Briones, Elizabeth Buckley-Geer, Herman Cease, Edward Chi, Darren Depoy, Juan Estrada, David Finley, Brenna Flaugher, David Gerdes, Jim Grudzinski, Bill Hanson, Jiangang Hao, Klaus Honscheid, Cheryl Jackson, Inga Karliner, Kurt Krempetz, Kyler Kuehn, Stephen Kuhlmann, Jim Morgan, Brian Nord, Terri Shaw, Greg Tarle, Kenneth Schultz, Adam Sypniewski, Andrew Stefanik, Jon Thaler, Alistair Walker, William Wester, Curtis Weaverdyck, Robert Woods, Allen Zhao

Proceedings Volume 7735, 77353I (2010) https://doi.org/10.1117/12.857746

KEYWORDS: Telescopes, Cameras, Imaging systems, Device simulation, Charge-coupled devices, Mirrors, Optical filters, Control systems, Observatories, Camera shutters

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Proceedings Article | 15 July 2010 Paper

Paper

Focal plane detectors for Dark Energy Camera (DECam)

J. Estrada, R. Alvarez, T. Abbott, J. Annis, M. Bonati, E. Buckley-Geer, J. Campa, H. Cease, S. Chappa, D. DePoy, G. Derylo, H. Diehl, B. Flaugher, J. Hao, S. Holland, D. Huffman, I. Karliner, D. Kubik, S. Kuhlmann, K. Kuk, H. Lin, N. Roe, V. Scarpine, R. Schmidt, K. Schultz, T. Shaw, V. Simaitis, H. Spinka, W. Stuermer, D. Tucker, A. Walker, W. Wester

Proceedings Volume 7735, 77351R (2010) https://doi.org/10.1117/12.857651

KEYWORDS: Charge-coupled devices, Sensors, Quantum efficiency, CCD image sensors, Diffusion, X-rays, Telescopes, Imaging systems, Silicon, Cameras

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Proceedings Article | 15 July 2010 Paper

Paper

Status of the dark energy survey camera (DECam) project

Brenna Flaugher, Timothy M. Abbott, Jim Annis, Michelle Antonik, Jim Bailey, Otger Ballester, Joseph Bernstein, Rebecca Bernstein, Marco Bonati, Gale Bremer, Jorge Briones, David Brooks, Elizabeth Buckley-Geer, Julia Campa, Laia Cardiel-Sas, Francisco Castander, Javier Castilla, Herman Cease, Steve Chappa, Edward Chi, Luis da Costa, Darren DePoy, Gregory Derylo, Juan De Vicente, H. Thomas Diehl, Peter Doel, Juan Estrada, Jacob Eiting, Anne Elliott, David Finley, Josh Frieman, Enrique Gaztanaga, David Gerdes, Mike Gladders, V. Guarino, G. Gutierrez, Jim Grudzinski, Bill Hanlon, Jiangang Hao, Steve Holland, Klaus Honscheid, Dave Huffman, Cheryl Jackson, Inga Karliner, Daekwang Kau, Steve Kent, Kurt Krempetz, John Krider, Mark Kozlovsky, Donna Kubik, Kyler Kuehn, Stephen Kuhlmann, Kevin Kuk, Ofer Lahav, Peter Lewis, Huan Lin, Wolfgang Lorenzon, Stuart Marshall, Gustavo Martínez, Timothy McKay, Wyatt Merritt, Mark Meyer, Ramon Miquel, Jim Morgan, Peter Moore, Todd Moore, Brian Nord, R. Ogando, Jamieson Olsen, John Peoples, Andreas Plazas, Natalie Roe, Aaron Roodman, B. Rossetto, E. Sanchez, Vic Scarpine, Terry Schalk, Rafe Schindler, Ricardo Schmidt, Richard Schmitt, Mike Schubnell, Kenneth Schultz, M. Selen, S. Serrano, Terri Shaw, Vaidis Simaitis, Jean Slaughter, R. Christopher Smith, Hal Spinka, Andy Stefanik, Walter Stuermer, Adam Sypniewski, Rick Talaga, Greg Tarle, Jon Thaler, Doug Tucker, Alistair Walker, Curtis Weaverdyck, William Wester, Robert Woods, Sue Worswick, Allen Zhao

Proceedings Volume 7735, 77350D (2010) https://doi.org/10.1117/12.856609

KEYWORDS: Charge-coupled devices, Telescopes, Imaging systems, CCD cameras, Cameras, Camera shutters, Optical filters, Lenses, Mirrors, Device simulation

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Proceedings Article | 22 August 2009 Paper

Paper

The design and alignment of the DECam lenses and modelling of the static shear pattern and its impact on weak lensing measurements

M. Antonik, P. Doel, D. Brooks, S. Bridle, T. Abbot, R. Bernstein, B. Bigelow, H. Cease, D. DePoy, B. Flaugher, M. Gladders, G. Gutierrez, S. Kent, A. Stefanik, A. Walker, S. Worswick

Proceedings Volume 7433, 74330M (2009) https://doi.org/10.1117/12.825869

KEYWORDS: Lenses, Tolerancing, Distortion, Finite element methods, Cameras, Optical filters, Optical alignment, Point spread functions, Prototyping, Telescopes

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Proceedings Article | 22 July 2008 Paper

Paper

Characterization of DECam focal plane detectors

H. Thomas Diehl, Robert Angstadt, Julia Campa, Herman Cease, Greg Derylo, John Emes, Juan Estrada, Donna Kubik, Brenna Flaugher, Steve Holland, Michelle Jonas, William Kolbe, John Krider, S. Kuhlmann, Kevin Kuk, Marino Maiorino, Nick Palaio, Andres Plazas, Natalie Roe, Vic Scarpine, Ken Schultz, Terri Shaw, Hal Spinka, Walter Stuermer

Proceedings Volume 7021, 702107 (2008) https://doi.org/10.1117/12.790053

KEYWORDS: Charge-coupled devices, Quantum efficiency, Sensors, Photons, Diffusion, Clocks, Electrons, Imaging systems, Cameras, X-rays

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Proceedings Article | 9 July 2008 Paper

Paper

The Dark Energy Camera (DECam)

D. DePoy, T. Abbott, J. Annis, M. Antonik, M. Barceló, R. Bernstein, B. Bigelow, D. Brooks, E. Buckley-Geer, J. Campa, L. Cardiel, F. Castander, J. Castilla, H. Cease, S. Chappa, E. Dede, G. Derylo, H. Diehl, P. Doel, J. DeVicente, J. Estrada, D. Finley, B. Flaugher, E. Gaztanaga, D. Gerdes, M. Gladders, V. Guarino, G. Gutierrez, J. Hamilton, M. Haney, S. Holland, K. Honscheid, D. Huffman, I. Karliner, D. Kau, S. Kent, M. Kozlovsky, D. Kubik, K. Kuehn, S. Kuhlmann, K. Kuk, F. Leger, H. Lin, G. Martinez, M. Martinez, W. Merritt, J. Mohr, P. Moore, T. Moore, B. Nord, R. Ogando, J. Olsen, B. Onal, J. Peoples, T. Qian, N. Roe, E. Sanchez, V. Scarpine, R. Schmidt, R. Schmitt, M. Schubnell, K. Schultz, M. Selen, T. Shaw, V. Simaitis, J. Slaughter, C. Smith, H. Spinka, A. Stefanik, W. Stuermer, R. Talaga, G. Tarle, J. Thaler, D. Tucker, A. Walker, S. Worswick, A. Zhao

Proceedings Volume 7014, 70140E (2008) https://doi.org/10.1117/12.789466

KEYWORDS: Charge-coupled devices, Telescopes, Cameras, CCD cameras, Optical filters, Mirrors, Control systems, Quantum efficiency, Image processing, CCD image sensors

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Proceedings Article | 9 July 2008 Paper

Paper

Design and status of the optical corrector for the DES survey instrument

P. Doel, T. Abbott, M. Antonik, R. Bernstein, B. Bigelow, D. Brooks, H. Cease, D. DePoy, B. Flaugher, M. Gladders, G. Gutierrez, S. Kent, A. Stefanik, A. Walker, S. Worswick

Proceedings Volume 7014, 70141V (2008) https://doi.org/10.1117/12.790049

KEYWORDS: Cameras, Lens design, Telescopes, Optical alignment, Silica, Tolerancing, Optical design, Imaging systems, Finite element methods, Mirrors

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Proceedings Article | 9 July 2008 Paper

Paper

Cooling the Dark Energy Camera instrument

R. Schmitt, H. Cease, D. DePoy, H. Diehl, J. Estrada, B. Flaugher, S. Kuhlmann, Birce Onal, A. Stefanik

Proceedings Volume 7014, 70146O (2008) https://doi.org/10.1117/12.786794

KEYWORDS: Cryocoolers, Nitrogen, Cameras, Liquids, Telescopes, Cooling systems, Space telescopes, Imaging systems, Charge-coupled devices, Head

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Proceedings Article | 9 July 2008 Paper

Paper

The Dark Energy Survey CCD imager design

H. Cease, D. DePoy, G. Derylo, H. Diehl, J. Estrada, B. Flaugher, V. Guarino, K. Kuk, S. Kuhlmann, K. Schultz, R. Schmitt, A. Stefanik, A. Zhao

Proceedings Volume 7014, 70146N (2008) https://doi.org/10.1117/12.788200

KEYWORDS: Imaging systems, Charge-coupled devices, Copper, Cooling systems, Cameras, Interfaces, Control systems, Nitrogen, Liquids, Prototyping

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Proceedings Article | 29 June 2006 Paper

Paper

CCD testing and characterization for dark energy survey

J. Estrada, T. Abbott, B. Angstadt, L. Buckley-Geer, M. Brown, J. Campa, L. Cardiel, H. Cease, B. Flaugher, K. Dawson, G. Derylo, H. Diehl, S. Gruenendahl, I. Karliner, W. Merrit, P. Moore, T. Moore, N. Roe, V. Scarpine, R. Schmidt, M. Schubnel, T. Shaw, W. Stuermer, J. Thaler

Proceedings Volume 6269, 62693K (2006) https://doi.org/10.1117/12.672596

KEYWORDS: Charge-coupled devices, Diffusion, Quantum efficiency, Electronics, Clocks, Sensors, CCD cameras, Semiconducting wafers, Integrating spheres, Diffraction

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Proceedings Article | 23 June 2006 Paper

Paper

Cerro Tololo Inter-American Observatory, Victor M. Blanco 4-m Telescope, and the Dark Energy Survey

Timothy Abbott, Rolando Catarutti, Eduardo Mondaca, Andres Montane, German Schumacher, Roberto Tighe, Alistair Walker, Del Allspach, Herman Cease, Brenna Flaugher, John Peoples, Andrew Stefanik, Jon Thaler, Vaidotas Simatis

Proceedings Volume 6267, 62673M (2006) https://doi.org/10.1117/12.672527

KEYWORDS: Telescopes, Mirrors, Control systems, Observatories, Imaging systems, Active optics, Cameras, Computer programming, CCD cameras, Image quality

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Showing 5 of 18 publications

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