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open access

Neutron-Field and Induced-Activity Measurements-Operation Bren

Description: From Abstract: "Certain characteristics of the neutron field from this unshielded reactor were measured. The activation of gold, manganese, sulfur, cadmium-covered gold, and cadmium-covered manganese was determined as a function of distance from the reactor and of depth in the ground. The data show how those parameters, important for calculating neutron-induced activity in the soil, vary as a function of the height of the source and the slant range from the source."
Date: September 1965
Creator: Tomnovec, F. M. & Ferguson, J. M.
open access

Arguello Area (ARMS-II)

Description: "An Aerial Radiographic Measuring Survey (ARMS) of the Arguello area was made for the Civil Effects Test Operations, Division of Biology and Medicine, U.S. Atomic Energy Commission, by Edgerton, Germeshausen & Grier, Inc.(EG&G), between Apr. 5 and Apr. 29, 1962. The survey was part of a nationwide program to measure the present environmental levels of gamma radiation" (p. 5).
Date: May 1965
Creator: Guillou, R. B.
Location: None
open access

Distribution of Weapons Radiation in Japanese Residential Structures

Description: Report wherein the distribution of neutron and gamma radiation in Japanese-style single and group houses are studied to evaluated radiation exposure in Hiroshima and Nagasaki.
Date: March 1965
Creator: Cheka, J. S.; Sanders, F. W.; Jones, T. D. & Shinpaugh, W. H.
open access

Mobile Radiological Measuring Unit: Description and Operating Information

Description: From Introduction: "This report contains a description of the MRMU, detailed operating information, emergency procedures, and health physics operating regulations. Also included are parts lists (Appendix A), an electrical system schematic (Appendix B), a hydraulic system schematic ( Appendix C), and EG &G Drawing No. NE-1054, which shows the shell assembly of the multiple-source pig (Appendix D)."
Date: February 1965
Creator: Burson, Z. G.; Summers, R. L. & Brashears, J. T.
open access

Technical Concept-Operation Henre

Description: From Introduction: "As a result of research accomplished during Operation BREN in 1962, it has been proposed that a monoenergetic point neutron source be constructed and operated on the same tower. The field experiment which would be conducted at this time has been designated as Operation HENRE (High Energy Neutron Reactions Experiment)."
Date: February 1965
Creator: Haywood, F. F. & Auxier, J. A.
open access

Barrier Attenuation of Air-Scattered Gamma Radiation

Description: Report of a study that "was conducted to determine the attenuation provided by vertical and horizontal barriers exposed only to skyshine radiation from cobalt-60 and cesium-137 sources. Materials of steel, aluminum, concrete, and wood were used as barriers" (p. 5).
Date: December 1964
Creator: Burson, Z. G. & Summers, R. L.
open access

Ichiban: The Dosimetry Program for Nuclear Bomb Survivors of Hiroshima and Nagasaki - A Status Report as of April 1, 1964

Description: From Abstract: "The approach to the problem has been as fundamental as possible with emphasis on quantitative measurements and calculations of the energy, angular, and spatial distributions of weapons radiations in an air-over-ground geometry. Spatial distributions of dose in various shields, including Japanese dwellings, have been measured. Techniques have been developed in Japan for verifying the location of survivors and accurately describing their shielding environments."
Date: April 1964
Creator: Auxier, J. A.
open access

Orlando Area (ARMS-II)

Description: From Abstract: "The data are presented as aeroradioactivity units or areas with similar gamma radiation counting rates at 500 ft., at two map scales: (1) generalized at about 1: 1,000,000 and (2) detailed at 1:250,000. The maximum aeroradioactivity in almost all the area was less than 400 counts/sec. Aerial measurements of ground radioactivity in the ARMS-II Orlando area were consistent with what was expected, considering the geology of the area."
Date: April 1964
Creator: Guillou, R. B.
open access

Parr Area (ARMS-II)

Description: From Purpose of Survey: "The ARMS-II Parr area survey was one of many that have been flown for the CETO since the nationwide ARMS program was started (1958). Figure 2 shows the location of the areas survey as of Apr. 1, 1964. The purpose of the program is to measure the present environmental levels of gamma radiation in areas around nuclear facilities and planned nuclear activities."
Date: April 1964
Creator: Guillou, R. B.
open access

Aeroradioactivity Survey and Geology of Puerto Rico (ARMS-I)

Description: Report containing an aeroradioactivity survey of Puerto Rico made on behalf of the Division of Biology and Medicine, United States Atomic Energy Commission. Topics include the types of bedrock noted in the area as well as their levels of radioactivity.
Date: March 1964
Creator: MacKallor, Jules A.
open access

Aeroradioactivity Survey and Areal Geology of Parts of Southeastern New York and Southern New England (ARMS-I)

Description: Report concerning "[a]n airborne gamma-radiation survey of Connecticut, Rhode Island, and parts of New York, Massachusetts, New Hampshire, and Vermont" (p. 5) made between 1958 and 1960 that indicated that a broad range of radioactivity exists in those areas depending on the type of bedrock. Correlations are drawn between this radioactivity and the geology of the region.
Date: July 1963
Creator: Popenoe, Peter
open access

General Correlative Studies - Operation Bren

Description: Report summarizing "the utilization of the Health Physics Research reactor and a Co60 source during Operation BREN" and offers related meteorological data relating radiation emissions.
Date: May 1963
Creator: Auxier, J. A.; Haywood, F. F. & Gilley, L. W.
open access

Experimental Radiation Measurements in Conventional Structures: Part 2. Comparison of Measurements in Above-Ground and Below-Ground Structures From Simulated and Actual Fallout Radiation

Description: Report concerning the protection offered against radioactive fallout offered by two types of structures at the Nevada Test Site. Differences between above ground and underground structures are measured and compared to data taken from actual fallout conditions.
Date: February 1963
Creator: Burson, Z. G. (Zolin G.)
open access

Galveston Area (ARMS-II)

Description: Report describing an Aerial Radiological Measuring Survey (ARMS) of the Galveston Area between Jan. 27 and Feb. 17, 1962. The survey was part of a nationwide program to measure present environmental levels of gamma radiation. Aerial measurements of ground radioactivity were consistent everywhere with what was expected considering the geology of the area.
Date: January 15, 1963
Creator: Guillou, R. B.
open access

Aeroradioactivity Survey and Areal Geology of Parts of East-Central New York and West-Central New England (ARMS-I)

Description: Report concerning "[a]n airborne gamma-radiation survey of Connecticut, Rhode Island, and parts of New York, Massachusetts, New Hampshire, and Vermont" (p. 5) made between 1958 and 1960 that indicated that a broad range of radioactivity exists in those areas depending on the type of bedrock. Correlations are drawn between this radioactivity and the geology of the region.
Date: August 1962
Creator: Popenoe, Peter
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