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open access

Blasting Vibrations and Their Effects on Structures

Description: Report issued by the Bureau of Mines over the effects of air blast vibrations. As stated in the abstract, "this report presents the results of the Bureau of Mines 10-year program to study the problem of air blast and ground vibrations generated by blasting" (p. 1). This report includes tables, and illustrations.
Date: 1971
Creator: Nicholls, Harry R.; Johnson, Charles F. & Duvall, Wilbur I.
open access

Computer Simulation of Particulate Systems

Description: From Introduction: "The first objective of he present Bureau research was the development of a means to model random assemblies of circles and spheres that would accurately simulate actual particulate systems. The second objective of this research was to develop the computer simulations to the point where they could be used to predict real packaging or covering properties and to develop a body of data that could be used to improve and add to what is currently known about the statistical geometr… more
Date: 1971
Creator: Norman, Lindsay D.; Maust, Edwin E., Jr. & Skolnick, Leonard P.
open access

Data Formats and Procedures for the ENDF Neutron Cross Section Library

Description: Report issued by the Brookhaven National Laboratory discussing the formats and procedures used at the ENDF Neutron Cross Section Library. As stated in the introduction, "this report describes the philosophy, data formats, and procedures that have been developed for the Evaluated Nuclear Data File (ENDF)" (p. 1-1). This report includes tables, and illustrations.
Date: March 1971
Creator: Drake, M. K. & Honeck, Henry C.
open access

Deflection-Coverage Relationship for Flexible Pavements

Description: Summary: "This study was conducted for the purpose of developing a relationship between elastic pavement deflection and pavement performance (number of traffic applications necessary to cause failure). Data for the study were taken from past studies of airfield and highway pavements. A summary of test conditions, failure criteria, and traffic type is given for each data source. A relationship was developed between elastic deflection and the number of coverages of traffic for combined airfield a… more
Date: June 1971
Creator: Joseph, Alfred H. & Hall, Jim W., Jr.
open access

Development of Direct Contact Condensation Multistage Flash Distillation Process: Phase 3A

Description: Report investigating the feasibility of the Atomics International Direct Contact Condensation Multistage Flash (DCC-MSF) Distillation process using "analytical and experimental studies on a direct contact condensation module and a plastic film heat exchanger. (p. iii) Contains further studies and evaluations of the direct-contact condensation unit and plastic film heat exchanger.
Date: January 1971
Creator: Kohl, A. L.; Shimazaki, T. T.; Suratt, W. B. & Westerman, S.
open access

Development of Polyphenylene Oxide Membranes

Description: Report concerning manufacturing variables on sulfonated polyphenylene oxide reverse osmosis membranes. The effects these variables have membrane performance are discussed as well as procedures to increase membrane reproducibility and performance.
Date: June 1971
Creator: Chludzinski, Paul; Austin, J. F. & Enos, J.
open access

Development Report Number 9: V.T.E. Process Development, Freeport Test Facility, Freeport, Texas

Description: Report presenting accounts of testing saline water conversion and the economics thereof. This report covers the fifteenth and sixteenth Development Runs, which evaluated the following: the performance of the plant's double-fluted tube bundle and titanium tube bundle; the condensate handling-restrictions in the 5 effect module; a sump to sump brine transfer system modification; porcelain spray nozzles; enhanced surface tubes; and an oxygen scavenging system.
Date: October 1971
Creator: Campbell, Keith S. & Williams, Donald L.
open access

The Effect of Time Ordering on the Lyman α Profile

Description: Report investigating the effects of time-ordering over the complete line profile using a unified theory of spectral line broadening previously developed. The behavior of the time-ordered thermal average and un-time-ordered thermal average are compared. The Fourier transform of the thermal average is obtained analytically. Calculations for the line profile of the Lyman-[functional symbol alpha] line of hydrogen are presented and are representative in that the full thermal average is replaced by … more
Date: June 1971
Creator: Godfrey, J. T.; Vidal, C. R.; Smith, E. W. & Cooper, J.
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