RadCon Related Tech Notes

General
Specific Shielding - CEBAF
Specific Shielding - FEL
Material
RSAD
Environmental - General
Environmental - Boundary
Environmental - Water
Environmental - Air
PSS
Beam Dump/Line

General (_top)

Technical Basis for Calibration Factors Applied to AMS-4 Air Samplers
JLAB-TN-05-073 Abstract PDF
K. B. Welch, S. O. Schwahn, R. T. May

Technical Basis Document for Inapplicability of Internal Dosimetry Monitoring Program at Jefferson Lab
JLAB-TN-05-070 Word PDF
E. Abkemeier, K. Welch

Radiological Sampling and Gamma Scans Aboard the N.S. Savannah Conducted for the U.S. Maritime Administration
JLAB-TN-05-048 Word PDF
Keith Welch, Erik Abkemeier, Zachary Edwards

Characterization of the Eberline 1000B Multiple Source Gamma Calibrator and the Model 773 Instrument Calibrator
JLAB-TN-05-024 PDF
C. Wells, D. Dotson, L. Burd
RCG Note 93-017

Accidental radiation exposure
JLAB-TN-05-019 PDF
R. May
RCG Note 93-012

Establishment of smear counting method for the HT1000
JLAB-TN-05-018 PDF
C. Wells
RCG Note 92-011

Radiation Monitor Requirements for the CEBAF Experimental Area
JLAB-TN-05-015 PDF
Geoffrey Stapleton
RCG Note 91-005

Standardization for radiation monitoring equipment
JLAB-TN-05-014 PDF
Bob May
RCG Note 91-004

On the use of Geiger-Muller radiation detectors in with pulsed beams
JLAB-TN-05-012 PDF
Geoffrey Stapleton
RCG Note 90-002

Operational Fade Study for TLD-760
JLAB-TN-05-010 PDF
Erik Abkemeier

CEBAF Energy Recovery Experiment - Proposal
JLAB-TN-03-006 PDF
Co-Spokesmen: Alex Bogacz and Andrew Hutton; Jay Benesch, Corey Butler, Yu Chao, Swapan Chattopadhyay, Richard Dickson, David Douglas, Al Guerra, Geoffrey Krafft, Ron Lauze, Robert May, Lia Merminga, George Neil, Will Oren, Michael Spata, Chris Tennant, Michael Tiefenback, Karen White

A Brief Statistical Analysis of Accident/Incident Rates at Jefferson Lab
JLAB-TN-02-039 Word PDF
Scott Schwahn
Rev. 2: This revision brings the tech note up to date. The conclusions have not changed.

Technical Basis for Estimating Dose from a Tritium Uptake
JLAB-TN-02-037 Word PDF
Scott Schwahn

Technical Basis for Determining Maximum Public Dose from Radioactive Air Releases at Jefferson Lab
JLAB-TN-02-036 Word PDF
Scott Schwahn

CEBAF full power demonstration test, September 16, 1997
JLab-TN-98-009 Abstract PDF
C. Reece, J. Bisognano, J-C. Denard, L. Doolittle, B. Dunham, S. Schwahn, M. Spata, M. Wiseman

Letter on estimate of additional cost of reducing annual boundary radiation dose from 50 mrem to 25 mrem
CEBAF-TN-85-014 PDF
Geoffrey Stapleton

Letter on shielding design
CEBAF-TN-85-009 PDF
Geoffrey Stapleton

Specific Shielding - CEBAF (_top)

Beam loss considerations
JLAB-TN-05-026 PDF
Bob May, Geoff Stapleton
RCG Note 94-02

Dose rates in occupied areas behind shielding walls in Hall A, B, and C transfer tunnels
JLAB-TN-05-025 PDF
Scott Schwahn
RCG Note 94-01

Dose rate around C Stub Shielding Wall
JLAB-TN-05-022 PDF
Scott Schwahn, Bob May
RCG Note 93-015

Radiation Control Group Note 94-14
JLAB-TN-05-021 PDF
Bob May
RCG Note 94-014

Requirements for 100 keV Injector
JLAB-TN-05-020 PDF
Scott Schwahn, Keith Welch
RCG Note 93-013

Radiation Source Terms and Possible Solution for Segmenting the Injector and North Linac Sections of CEBAF
JLAB-TN-04-036 PDF
Erik Abkemeier, Keith Welch

Impingement of the beam on tunnel roof at spreader magnets
CEBAF-TN-95-029 Abstract PDF
Pete Kloeppel, Bob May, Geoff Stapleton

Dose rate at north access hatch due to 45 MeV dump
CEBAF-TN-93-034 Abstract PDF
Robert May, Scott Schwahn
Also known as Radiological Control Group Note #93-10.

Specific Shielding - FEL (_top)

Radiation Source Terms and General Estimate of Shielding Requirements for Proposed Injector Test Stand in FEL Equipment Room
JLAB-TN-04-038 Word PDF
Erik Abkemeier

HELIOS Injector Shielding in the Free Electron Laser Equipment Room
JLAB-TN-02-038 Abstract Word PDF
Scott Schwahn

Shielding and other radiation safety requirements for the 200 MeV recirculating linac with energy recovery for the UV FEL
CEBAF-TN-95-044 PDF
G. Neil, G. Stapleton

Impingement of the beam on tunnel roof at spreader magnets
CEBAF-TN-95-029 Abstract PDF
Pete Kloeppel, Bob May, Geoff Stapleton

Determination of shielding requirements for service building/tunnel penetrations
CEBAF-TN-95-026 PDF
Scott O. Schwahn

High charge injector test stand shielding requirements
CEBAF-TN-95-003 PDF
Scott O. Schwahn
TN is dated 23 Feb. 95. Cover sheets for AccD copies are marked 'TN # 95-003 (Rev.).

Review of earlier calculations on beam loss mechanisms in the end stations
CEBAF-TN-94-039 PDF
Bob May, Geoff Stapleton, Roy Whitney

Dose rate at north access hatch due to 45 MeV dump
CEBAF-TN-93-034 Abstract PDF
Robert May, Scott Schwahn
Also known as Radiological Control Group Note #93-10.

Radiation shielding requirements for End Stations A and C
CEBAF-TN-85-024 Abstract PDF
Geoffrey Stapleton

Materials (_top)

On the measurement of induced radioactivity and suggested criteria for release of activated materials
JLAB-TN-05-011 PDF
Geoffrey Stapleton
RCG Note 90-001

Radiation levels at ARC/IR detector electronics located in the accelerator tunnel
CEBAF-TN-90-213 Abstract PDF
Geoffrey Stapleton

Summary of radiation damage problems in beam enclosures
CEBAF-TN-87-069 PDF
Geoffrey Stapleton

Radiation damage problems in the beam enclosure
CEBAF-TN-87-066 PDF
G. Stapleton

Radiation damage considerations of superinsulation
CEBAF-TN-87-060 Abstract PDF
Geoffrey Stapleton

RSAD (_top)

ELEC5b-Excel: a new tool for radiation budget calculations
JLab-TN-97-031 Abstract PDF
P. Degtyarenko (Degtiarenko), R. Royenko, G. Stapleton
First author's name is spelled Degtiarenko elsewhere.

Simple benchmark exercise for photon transport MC codes
JLab-TN-97-029 Abstract PDF
Pavel Degtiarenko, Scott Schwahn, Geoff Stapleton

Radiation and safety assessment documentation -- visit note
CEBAF-TN-85-015 PDF
Geoffrey Stapleton

Environmental - General (_top)

Occupational and environment aspects of the radiation control provisions at the Jefferson Lab
JLab-TN-97-017 Abstract PDF
P. Degtiarenko, R. May, S. Schwahn, G. Stapleton

Radiological aspects of the conceptual design for the CEBAF end stations -- revisions and additions to the information presented at the August 1989 review
CEBAF-TN-89-174 PDF
G. Stapleton
13 MB File - includes addendum

Radiological control of the Continuous Electron Beam Accelerator Facility
CEBAF-TN-89-104 Abstract PDF
G. Stapleton, R. Thomas

End Station Radiation Control Workshop, Sept. 26-28, 1988
CEBAF-TN-88-095 PDF
Geoffrey Stapleton
4.5 MB file

Workshop on radiation safety
CEBAF-TN-87-058
W. Swanson, Don Cossairt, Ken Crook, M. Hofert, T. Jenkins, C. Johnson, D. Lee, J. McCaslin, Robert P. McGee, Paul Page, L. Read, Geoffrey Stapleton, Siegfrid Tesch
April 1986 compilation is listed as both 86-058 and 87-058.

Workshop on radiation safety
CEBAF-TN-86-058
W. Swanson, Don Cossairt, Ken Crook, M. Hofert, T. Jenkins, C. Johnson, D. Lee, J. McCaslin, Robert P. McGee, Paul Page, L. Read, Geoffrey Stapleton, Siegfrid Tesch
April 1986 compilation is listed as both 86-058 and 87-058.

Environmental - Boundary (_top)

The calculation of neutron skyshine dose rates at the TJNAF fence line
CEBAF-TN-96-061 Abstract PDF
G. Stapleton

Review of earlier calculations on beam loss mechanisms in the end stations
CEBAF-TN-94-039 PDF
Bob May, Geoff Stapleton, Roy Whitney

Thin target muon yields and CEBAF end station dose estimates for photoproduction, electroproduction and pion decay
CEBAF-TN-91-014 Abstract PDF
G. Stapleton
Includes addendum of 5 Dec. 1997, titled 'Thin target pion yields and muon dose rates due to pion decays.'

Boundary dose contributions from beam dumps and cooling water plant
CEBAF-TN-89-169 PDF
G. Stapleton

Roof shielding (skyshine) designs for end-stations
CEBAF-TN-89-156 PDF
G. Stapleton

Radiation levels outside truck entrance tunnels and personnel access labyrinths for the end stations
CEBAF-TN-89-151 Abstract PDF
G. Stapleton

Radiation source terms for the end stations
CEBAF-TN-89-138 PDF
G. Stapleton
Revision B is dated August 89 -- Revision A is dated 17 Sept. 90. Original TN was dated 14 Dec. 89. Both Revision A and B are in this file. Revision A is 1st 47 pages.

Skyshine calculations for CEBAF end stations and comparisons with measurements made at the Bates Accelerator Laboratory
CEBAF-TN-88-085 PDF
Geoffrey Stapleton
Use Revision B of 18 June 1990. At the time of Revision A (27 Nov. 89), the TN was renamed 'Calculation of neutron skyshine radiation and comparison with measurements at BATES (MIT) Laboratory.'

Environmental - Water (_top)

Summary of ground water sample results September 1989 to March 1993
JLAB-TN-05-023 PDF
C. Wells
RCG Note 93-016

Evaluation of ground water analyses for samples collected from September 1989 to March 1992
JLAB-TN-05-017 PDF
C. Wells

RCG Note 92-009

Statistical evaluation of CEBAF ground water analysis of samples collected September 1989 - March 1991
JLAB-TN-05-016 PDF
R. May, C. Wells
RCG Note 91-006

Estimation of radioactivity induced in water used for cooling the FET beam dump
CEBAF-TN-90-239 PDF
Geoffrey B. Stapleton

Radiolysis and radioactivation of beam dump cooling water
CEBAF-TN-89-162 PDF
G. Stapleton

Star density contours and attenuation length in concrete surrounding the CEBAF beam dumps
CEBAF-TN-89-160 PDF
San Jin

Design of shielding to ensure maximum concentrations of H-3 and Na-22 in groundwater remain within standards (rev. A)
CEBAF-TN-89-155 Abstract PDF
G. Stapleton
Use rev. A of 7 Aug. 89.

The production of radionuclides in the groundwater
CEBAF-TN-87-062 Abstract PDF
G. Stapleton
Note: Two slightly divergent versions in Accelerator Division files.

A simple production and transport model for tritium in groundwater
CEBAF-TN-86-030 PDF
Geoffrey Stapleton

Estimates of the radioactivity produced in the ground water surrounding CEBAF 6 GeV, 1/2 MW electron accelerator
CEBAF-TN-85-017 PDF
Geoffrey Stapleton

Environmental - Air (_top)

Calculation of radioactivation yields in air from electron beam experiments in CEBAF end stations and the dose to the surrounding population (rev. B)
CEBAF-TN-94-031 PDF
R. May, S. Schwahn, G. Stapleton
Revision B.

Air activation in the beam dump cave
CEBAF-TN-89-159 PDF
G. Stapleton

Air activation in end-stations
CEBAF-TN-89-157 PDF
G. Stapleton

Air activation at CEBAF
CEBAF-TN-87-057 PDF
Geoffrey Stapleton

PSS (_top)

Rationale for removal of CARMS on Hall A and C Domes from the PSS System and placement on a separate diagnostic communication loop
JLAB-TN-05-039 PDF
E. Abkemeier, K. Welch, M. Washington

Rationale for Selection of Controlled Area Radiation Monitor Probe Placement and Alarm Setpoints in the Vertical Test Area
JLAB-TN-04-037 PDF
Erik Abkemeier, K. Welch, D. Hamlette, M. Washington, Z. Edwards, R. Mosbrucker

Technical Justification and Mitigations for Removal of Certain CARMs from the Personnel Safety System
JLAB-TN-04-012 Word PDF
Scott Schwahn, Erik Abkemeier

Workshop on personnel safety interlocks
CEBAF-TN-90-233 PDF
Geoffrey Stapleton
Bound compilation from 29-30 March 1990 workshop chaired by R. H. Thomas of LBL.

Configuration of the switchyard and beamlines for ensuring safety of beams
CEBAF-TN-89-172 PDF
Geoffrey Stapleton

Safety instructions for the operation of the facility to test CEBAF cryomodules (revision A)
CEBAF-TN-89-161 Abstract PDF
R. Sundelin, G. Stapleton, T. Hassler, K. Clark, T. Mann
Use version of 8 Sept. 89 marked 'Revision A.' (TN's original date: 14 Aug. 89.) TN is also known as CEBAF-SRF-89-08-01-EXA.

Proposal for a safety and interlock system for CEBAF
CEBAF-TN-88-073 Abstract PDF
G. Stapleton

Beam Dump/Line (_top)

Air activation from end station C operation with continuous ventilation and no He bag
JLAB-TN-05-027 PDF
Bob May, Geoff Stapleton
RCG Note 95-01

Activation of the beam dumps in the FET
JLAB-TN-05-013 PDF
Geoffrey Stapleton
RCG Note 90-003

A user station for the FEL beam dump
JLab-TN-97-041 Abstract PDF
James R. Boyce, Hari Areti

50 kW beam dump design for the 10 MeV injector test stand experiment
CEBAF-TN-96-036 PDF
L. A. Dillon-Townes

Effect of utilizing a stepped aluminum cone from the scattering chamber to the beam dump tunnel aperture (rev. A)
CEBAF-TN-95-051 Abstract PDF
G. Stapleton
Revision A is dated 21 Nov. 96.

Operation of the intermediate power beam dumps at high beam energies
CEBAF-TN-94-049 PDF
C. K. Sinclair, R. J. Vetterlein

Design criteria for beam dumps for Halls A and C
CEBAF-TN-92-064 PDF
C. K. Sinclair

Radiological assessment of the design of the 600 MeV test beam dump
CEBAF-TN-91-066 Abstract PDF
G. Stapleton

Notes on a simple cylindrical argon filled ion chamber for beam loss protection
CEBAF-TN-90-221 Abstract PDF
Geoffrey Stapleton

Beam dump plate temperature
CEBAF-TN-90-204 Abstract PDF
Geoffrey Krafft

Design for 25-kW beam dumps at 100 MeV and 500 MeV
CEBAF-TN-90-205 Abstract PDF
P. K. Kloeppel
Includes erratum of 2/1/90