Contents

• Contents
• List of Tables
• List of Figures
• Preface
• Introduction
  • Purpose
  • Scope
  • Overview of calibration
    • Lab calibration
    • BESSY calibration
    • Filter calibration
    • HRMA/ACIS calibration
  • Version History
• Data Products
  • XRCF Calibration
    • High-speed Tap Pipeline
    • Telemetry Pipeline
      • Science Run Archive
      • Post Production Archive
  • ACIS-2C HSHST Products
    • Raw data
      • Quadrants and Nodes
      • READ vs. CHIP coordinates
      • Overclocks
      • Other pixels
      • Full Frame
      • Continuous Clocking
      • Staggered Frames
      • Summary of Staggered Data Modes
    • Average Bias
    • Events & Event lists
      • Photon Counting
        • Standard 3x3
        • BI-(5x5) island
        • Continuous Clocking
      • Integration Mode
        • Event List
        • Postage Stamps
      • Overclock status file
      • Housekeeping file
• CCD Performance
  • Basic CCD Model Components and Measurement Strategy
    • A Brief Description of ACIS CCDs
    • X-ray CCD Detection Efficiency: Processes,Models and Parameters
    • Spectral Redistribution: Processes, Models and Parameters
    • De-coupling Detection Efficiency and Spectral Resolution by Choice of Event Selection Criteria
  • Overview of Detector Calibration Measurements
  • Energy Scale and Spectral Redistribution Function
    • Energy Scale and Spectral Resolution
      • Purpose
      • Measurements
      • Data Processing
      • Results
    • Off-Peak Features of the Spectral Redistribution Function
  • Pileup Measurements and Modelling
    • Introduction
    • Simple model of pileup for a quasi-monochromatic incident spectrum
    • Pileup experiments and determination of $\hat{\epsilon}$ and $\epsilon$
      • Determination of $\hat{\epsilon}$ and $\epsilon$
    • Redistribution of X-rays by Pileup
    • Branching Ratio Variation with Flux
    • Single Pixel Pileup
  • CCD Subpixel Structure
    • Introduction and Motivation
    • Description of Mesh Experiments
    • First Results
    • Prospects for sub-pixel resolution
  • Absolute Quantum Detection Efficiency Measurements
    • Absolute Calibration of Reference Detectors with Undispersed Synchrotron Radiation
      • Methodology
      • Analysis
      • Preliminary Assessment of Wavelength Shifter Data
    • High-Energy Quantum Efficiency from Grade Branching Ratios
      • Introduction
      • Description of the technique
      • A typical example and possible sources of errors
      • Results for the flight devices.
    • Near edge structure of X-ray absorption in the CCD response
      • Introduction
      • Sample preparation
      • Measurement details
      • Measurement results.
      • CCD quantum efficiency.
    • Validation of High Speed Tap Data Acquired at XRCF
      • Purpose
      • The Data Set
      • The Telemetry Data Processing
      • The High Speed Tap Data Processing
      • Event List Comparison
      • Spectral Resolution Comparison
      • Event Timing Comparison
      • Position Comparison
    • ACIS High Speed Tap Count Rates During XRCF Phase I: Towards Absolute Efficiency Measurements from XRCF Data
      • Purpose
      • Measurement Description
      • Data Processing
      • Results
      • Warnings
  • Relative Efficiency Measurements
    • Measurement Method and Analysis Techniques
      • Calibration Strategy
      • Spatial Variations in CCD Quantum Efficiency
      • Pileup Corrections To Relative Quantum Efficiency Values
      • Relative Quantum Efficiency Uncertainty Estimates
    • Relative Quantum Efficiency as Measured at MIT CSR
    • Comparison Between MIT and XRCF (Phase I) Measurements of Relative Quantum Efficiency
    • Absolute Quantum Efficiency of Selected Flight Devices
      • Release notes for the S2 (w182c4r) detector quantum efficiency curve w182c4r_eff_997.qdp
      • Release notes for the S3 (w134c4r) detector quantum efficiency curve w134c4r_pre_eff_997.qdp
    • Comparison Betweeen Measured and Modeled Relative Quantum Efficiency at Energies above 5 keV
  • Effects of Instrument Configuration and Environment on Detector Calibration
    • Effects of Parallel Register Clock Levels on Detection Efficiency
    • Effects of Focal Plane and Detector Electronics Temperature
      • Detector Electronics Temperature
      • Focal Plane Temperature
    • Effects of CCD Clocking Modes on Detector Peformance
  • Background Rates and Rejection Efficiency
  • Status of Model Development and Unresolved Issues
    • Known Physics Lacking in Existing Model
    • Unresolved Issues: Bias Stability
• Optical Blocking Filter Performance
  • ACIS UV/Optical Blocking Filter Transmission Function
    • Experimental Configuration
    • Calibration Strategy
    • Modeling the Transmission Data and Determining an X-ray Transmission Function.
    • Optical Characterization of the ACIS UV/Optical Blocking Filters.
    • Temperature Dependence of Filter Properties
    • Summary and Conclusions
  • Transmission Maps of the ACIS UV/Optical Blocking Filters
    • Measurements
    • Transmission Maps
    • Transmission Profiles
    • Summary
• ACIS/HRMA Performance Prediction
  • ACIS XRCF Measurement Plan
    • Introduction
    • Shutter Focus
    • Plate Focus
    • Point Response Function
    • Effective Area
    • Count-Rate Linearity
    • Spatial Linearity
    • Flight Contamination Monitor
  • ACIS/HRMA effective area
    • HRMA/ACIS Effective Area and Energy Resolution
  • Filtering of ACIS Events
    • X-ray Line Flux Density at HRMA Entrance
    • Effective Area and Energy Resolution vs. Grade Selection
    • Effective Area and Energy Resolution vs. Split Event Threshold
  • ACIS/HRMA Point Spread Function
    • The ACIS Model
    • Comparing Models with Data
    • Data Products
  • Focal plane geometry
    • CCD geometry
    • Ray projection on ACIS
  • Sub-pixel measurements
  • Spatial linearity
    • Linearity between FAM and ACIS positions
    • Size of ACIS-2C pixels
  • Pileup for PSF concentrated measurements
  • On-orbit performance prediction
  • Future work
• Calibration Products
  • Simulations of CCD Response to X-rays
  • TARA
• References
• ACIS Grades
• Glossary of Acronyms