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Eighteenth year progress report, July 1, 1974--June 31, 1975

Description: Progress is reported for studies on the effects of embryonic x irradiation at doses of 50 or 100 R on the lifespan and incidence of leukemia in adult mice and rats. The effects of three 100 R doses on the first day of gestation on cell death in the embryos were also studied. (CH)
Date: January 1, 1975
Partner: UNT Libraries Government Documents Department
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Damages to DNA that result in neoplastic transformation

Description: Some topics discussed are: correlation between carcinogens and mutagens; defective DNA repair in uv-damaged xeroderma pigmentosum cells; analysis of nucleotide damage to DNA following exposure to chemicals or radiations; photoreactivation in uv-irradiated Escherichia coli; tumor development in fish; excision repair as an aid in identifying damage; detection of excision repair; role of endonucleases in repair of uv damage; and alkylation products and tumors. (HLW)
Date: January 1, 1975
Creator: Setlow, R.B.
Partner: UNT Libraries Government Documents Department
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Radiation-enhanced diffusion in metals and alloys

Description: Some phenomena that involves diffusion during irradiation include fission-product redistribution in reactor fuels, defect clustering in CTR walls or fast-reactor cladding, smearing-out of gradients in ion-implanted semiconductors, and microstructure development in a HVEM. This paper is a review of the basics of radiation-enhanced diffusion (REM). The present status of REM today is somewhat the same as diffusion in the 1940's, and recommendations are made for further work. 105 references. (DLC)
Date: January 1, 1975
Creator: Lam, N. Q. & Rothman, S. J.
Partner: UNT Libraries Government Documents Department
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Neutron Soft Errors in Xilinx FPGAs at Lawrence Berkeley National Laboratory

Description: The LBNL 88-Inch Cyclotron offers broad-spectrum neutrons for single event effects testing. We discuss results from this beamline for neutron soft upsets in Xilinx Virtex-4 and -5 field-programmable-gate-array (FPGA) devices.
Date: July 25, 2008
Creator: George, Jeffrey S.; Koga, Rocky & McMahan, Margaret A.
Partner: UNT Libraries Government Documents Department
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Standard Practice for Dosimetry of Proton Beams for use in Radiation Effects Testing of Electronics

Description: Representatives of facilities that routinely deliver protons for radiation effect testing are collaborating to establish a set of standard best practices for proton dosimetry. These best practices will be submitted to the ASTM International for adoption.
Date: July 25, 2008
Creator: McMahan, Margaret A.; Blackmore, Ewart; Cascio, Ethan W.; Castaneda, Carlos; von Przewoski, Barbara & Eisen, Harvey
Partner: UNT Libraries Government Documents Department
open access

Defects in metal crystals. Progress report, May 1, 1973--April 30, 1974

Description: Progress was made in the following areas: FIM (field ion microscopy) studies of defects in W irradiated with W ions or electrons; FIM studies of Au irradiated with Au or Xe ions; FIM and electrical resistivity study of vacancy defects in quenched W; FIM studies of dilute Pt alloys; measurement of the range of focused replacement sequences in Au; investigation of grain boundary strtucture (using Au); FIM observation of dissociated screw dislocations in Mo; calculation of properties of point defe… more
Date: January 1, 1974
Creator: Balluffi, R.W. & Seidman, D.N.
Partner: UNT Libraries Government Documents Department
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