Detectors and Backgrounds Working Group (formerly CCD)
- Members (based on attendance at WG at any IACHEC - OUTDATED)
Catherine Grant (chair,
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- Chandra/ACIS),
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- Andy
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- Beardmore
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- (Swift/XRT),
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- Dick
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- Edgar
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- (Chandra/ACIS),
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- Matteo
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- Guainazzi
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- (XMM/EPIC),
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- Eric
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- Miller
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- (Suzaku/XIS),
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- Paul
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- Plucinsky
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- (Chandra/ACIS),
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- Steve
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- Sembay
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- (XMM/EPIC-MOS),
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- Michael
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- Smith
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- (XMM/EPIC-pn),
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- Mutsumi
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- Sugizaki
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- (MAXI/SSC),
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- Masahiro
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- Tsujimoto
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- (Suzaku/XIS),
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- Claudio
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- Pagini
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- (Swift/XRT),
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- Kip
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- Kuntz,
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- Jon
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- Gelbord
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- (Swift/XRT),
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- Norbert
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- Schultz
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- (Chandra/ACIS),
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- Kenji
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- Hamaguchi
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- (Suzaku/XIS),
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- Vinay
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- Kashyap
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- (Chandra),
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- Jenny
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- Posson-Brown
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- (Chandra/ACIS),
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- Diab
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- Jerius
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- (Chandra),
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- Keith
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- Arnaud
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- (XSPEC
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- ), Terry Gaetz (Chandra/ACIS), Kip Kuntz (Backgrounds), Lorenzo Natalucci (Backgrounds), Nick Durham (Chandra/ACIS), Koji Mori (Hitomi/SXI), Silvano Molendi (XMM background)
- Missions
Chandra-ACIS,
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- XMM
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- EPIC-pn,
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- XMM
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- EPIC-MOS,
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- Swift
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- XRT,
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- Suzaku
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- XIS,
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- MAXI
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- SSC, Hitomi SXI
- Purpose (from
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- April
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- 2010
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- meeting)
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- Provide
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- a
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- forum
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- for
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- cross-mission
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- discussion
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- and
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- comparison
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- of
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- CCD-specific
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- modeling
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- and
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- calibration
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- issues
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- Produce
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- documents
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- (SPIE
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- level)
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- discussing
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- these
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- comparisons,
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- pros/cons
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- of
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- each
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- approach
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- Produce
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- a
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- document
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- (A&A
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- level?)
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- discussing
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- lessons
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- learned
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- and
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- best
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- practices
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- for
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- CCD-based
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- instruments
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- Short-term
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- Goals
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- (from
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- April
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- 2010
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- meeting)
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- Provide
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- structure
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- for
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- organizing/sharing
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- information
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- (this
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- wiki)
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- Library
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- of
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- links
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- to
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- key
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- papers
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- and
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- memos,
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- indexed
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- by
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- mission,
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- topic
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- (i.e.
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- CTI
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- monitoring,
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- correction,
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- etc.)
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- (in
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- progress,
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- see
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- below)
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- Establish
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- three
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- sub-groups
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- for
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- detailed
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- study
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- of
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- topics
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- of
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- special
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- interest
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- (Miller)
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- CTI Correction - Energy Dependence of CTI (Beardmore)
- Challenges in calibrating timing modes (Tsujimoto)
- Charge Injection?
- Discussion Topics at IACHEC 2011
- Tour of the CCD Working Group wiki page
- Timing modes
- XIS/ACIS performance evolution comparison study
- Future Plans
- Continue to populate the wiki
- Address questions raised by timing modes discussion
- ACIS/XIS performance evolution paper
- IACHEC WG meetings are productive, keep this conversation going outside of physical meetings
- Discussion Topics at IACHEC 2012
- Andy Beardmore, Swift XRT CCD22 Simulator MkII
- Matteo Guainazzi (for Prashin Jethwa), The EPIC simulator and and pile-up modeling
- Steve Sembay, The problem with pattern 31
- Catherine Grant, ACIS topics: QE evolution, ACIS/XIS comparison study, ACIS as its own radiation monitor
- Discussion Topics at IACHEC 2013
- Terry Gaetz, Update on the ACIS background
- Eric Miller, Update on the Suzaku background evolution
- Matteo Guainazzi, The energy scale in EPIC-pn Timing Mode exposures
- Claudio Pagani, CCD charge traps: properties and how to deal with them
- Discussion Topics at IACHEC 2014
- Backgrounds WG
- Terry Gaetz, Chandra ACIS background uniformity
- Kip Kuntz, Soft proton flares in XMM and Chandra
- Lorenzo Natalucci, The particle background of the X-IFU instrument onboard of ATHENA
- CCDs WG
- Nick Durham, Evaluating the ACIS temperature-dependent CTI correction
- Terry Gaetz, Chandra ACIS BI low-energy gain
- Steve Sembay, The evolution of deep traps in the MOS CCDs
- Norbert Schultz, Chandra HETG observations at high X-ray fluxes
- Backgrounds WG
- Discussion Topics at IACHEC 2015
- Nick Durham: Measurements from Chandra ECS
- Terry Gaetz: Updated analysis of Chandra ACIS background
- Terry Gaetz: Current status of Chandra ACIS low energy BI CCD gain calibration
- Matteo Guainazzi: The Cyg X-3 IACHEC experiment: EPIC-pn results
- Norbert Schultz: Cyg X-3 Cross-Calibration with XMM-Newton and Swift: HETG and CC-mode
- Michael Smith: Quiescent Background and the EPIC-pn Energy Scale
- Discussion Topics at IACHEC 2016
- Steve Sembay: Challenges of operating CCDs in a high radiation environment
- Eric Miller: Effects of power-cycling on Suzaku XIS CCD
- Catherine Grant: Evolution of temperature-dependent CTI correction for Chandra ACIS CCDs
- Jamie Kennea: Swift XRT gain/CTI/trap calibration update
- Discussion Topics at IACHEC 2017
- Silvano Molendi: An in-depth analysis of the EPIC-MOS instrumental background
- Konrad Dennerl: An empirical method for improving the XMM-Newton/EPIC-pn RMF and ARFs
- Terry Gaetz: Chandra ACIS I3 response width
- Nick Durham: ACIS Gain Studies, Time and Location Dependences
- Terry Gaetz: Chandra ACIS background
- K. Mori: Hitomi/SXI overview
- H. Uchida: Hitomi/SXI on-board calibration
- Andy Beardmore: Deferred charge release from charge traps in Swift-XRT WT mode observations
- Discussion Topics at IACHEC 2018
- X. Li: On-ground and in-orbit calibration of Insight-HXMT/HE
- T. Ying: On-ground and in-orbit calibration of Insight-HXMT/ME
- Terry Gaetz: Status of Updating the Chandra ACIS response and gain
- Nick Durham: ACIS QEU Calibration Status
- K. D. Kuntz: The XMM Quiescent Particle Background
- B. Grefenstette: Long-term gain calibration of the NuSTAR detectors
- C. Heinitz: Cross-calibrating the XMM EPIC effective areas for a default empirical correction
- Discussion Topics at IACHEC 2019
- Nick Durham: ACIS Gain Calibration Challenges
- Hiromasa Miyasaka: Low energy response calibration and long term gain monitoring of the NuSTAR detectors
- Terry Gaetz: Update of the status of the Chandra ACIS response
- Kiyoshi Hayashida: A solution to the Si-K edge problem in the Suzaku XIS Response and its implication to XRISM Xtend
- Ivan Valtchanov: EPIC-pn long term CTI
- Hiroshi Murakami: New clocking mode for X-ray CCD detector
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