E787 is a rare kaon decay experiment in the C4 beamline (LESB III) at the AGS.

New!

• 2nd Event: Preprint of "Further Evidence for the Decay K+ => pi+,nu,nubar", PRL cover

Recent Publications

• Preprint of Search for the Rare Decay K+--> pi+ gamma.
• Preprint of Measurement of Direct Photon Emission in K+ ---> pi+ pi0 gamma Decay.
• Preprint of Measurement of Structure Dependent K+--> mu+ nu gamma Decay.
• Preprint of Search for the Decay K+--> pi+, pi0, nu, nubar
• Preprint of Further Search for the Decay K+--> pi+, nu, nubar
• Preprint of Evidence for K+--> pi+, nu, nubar
• Plain English translation of preprint of Evidence for K+--> pi+, nu, nubar
• AIP Physnews item

General Information

• Collaboration ( 49830 byte PostScript)
• Picture of many collaboration members
• Top seven K-decay modes (155197 bytes PostScript)
• Feynman diagrams (58327 bytes PostScript)
• Artistic version of Feynman diagrams
• Snowmass '90 paper on extraction of CKM parameters (155094 bytes PostScript)
• The Rare Event

Detector Information

• Diagram of the LESB III beamline (108351 bytes PostScript)
• Diagram of the E787 detector (268455 bytes bytes PostScript)
• AUTOCAD drawing of the E787 detector:
  • PostScript (110227214 bytes)
  • GIF (19321 bytes)
• Diagram of the new central tracking chamber (645211 bytes PostScript)
• Picture of the E787 detector (243539 bytes JPEG)
• Picture of scintillating fiber target (205555 bytes JPEG)
• Pictures of first CsI endcap
  • under construction (75568 bytes JPEG)
  • complete (244540 bytes JPEG)
• Diagram of target region (5069 bytes PostScript)
• Block diagram of 1995 data acquisition system (11369 bytes PostScript)
• Sound of the AGS running (4164172 bytes aiff)
• Sound of "standard mix" data being taken (3727456 bytes aiff)
• Comparison of old and new Range Stack chambers (115757 bytes PostScript)
• Drawing of straw chambers embedded in the Range Stack (227928 bytes PostScript)
• Overview of straw chamber readout electronics (17128 bytes PostScript)
• Schematic of straw chamber time stretcher circuit (34955 bytes PostScript)
• Diagram of CsI Endcap (244872 bytes PostScript)

Data Acquisition Information

• Document describing E787 Data Acquisition (144679 bytes PostScript)
• Document describing 500 MHz Transient Digitizers (127531 bytes PostScript)
• Picture of 500 MHz Transient Digitizer board (51090 bytes GIF)
• Transient Digitizer Control Board Manual (648778 bytes PostScript)
• Document describing bbfc FASTBUS interface (60554 bytes PostScript)
• User manual for bbfc FASTBUS interface (56135 bytes text)
• Manual for SSP II (382566 bytes PostScript)
• Manual for FASTBUS I/O Board (with figures) (2074962 bytes PostScript)
• List of FASTBUS board ID's (541 bytes text)
• FERA control system in the E787 DAQ system (180408 bytes PostScript)
• Description of Chris Witzig's data distributor (dd) software
  • Overview (74420 bytes PostScript)
  • User's Guide (1738138 bytes PostScript)
  • User's Guide (HyperText)
• Documentation on Bob Hackenburg's SSP cross assembler (204407 bytes text)
• Documentation on Bob Hackenburg's FASTBUS test program sspar (179511 bytes text)
• Documentation on E787's FASTBUS trigger (59108 bytes PostScript)
• Chris Witzig's online guide (HyperText)
• John Haggerty's guide to fixing SSP hybrid line drivers (HyperText)
• Description of DSP readout of FERA's by John Haggerty (551623 bytes PostScript)
• Description of TRIUMF GaAs CCD System (9184072 bytes PostScript)
• SSP problem page for DAQ 98 (HyberText)
• S. Adler hints on diagnosing TDs

E787 Manuals and Information

• Offline analysis manual (167569 bytes PostScript)
• Database manual (91351 bytes PostScript)
• Monte Carlo manual (HyperText)
• Data format (HyperText)
• TD data unpacking manual (102263 bytes PostScript)
• Index to E787 publications (124741 bytes PostScript, updated Sep 27, 2000)
• E787 publications by type
• Reviews by E787 collaborators
• Address lists for
  • BNL
  • Princeton (22288 bytes PostScript)
  • TRIUMF
• TRIUMF Replay manual (217743 bytes PostScript)
• Topdrawer reference (671267 bytes text)

E787 (VAX) News (access restricted to users of bnlk04)

E787 collaboration internal information (password access)

The E787 Logbook (password access)

TRIUMF E787 Group Home Page

E949 Home Page

E787 List Server

Internet resources for experimenters

[Electronic Detector Group]

Last update: Oct 1, 2001

Created by

Modified by L. Littenberg, BNL (littenbe@bnl.gov) visitors have been served by this E787 Home Page since May 1997.