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Microwave cross section of an ionized channel

Description: Measurements of the microwave cross section of the ionized channel created by an intense electron beam propagating in a high density gas are reported. Following a brief theoretical treatment, experimental values at normal incidence for back scattered, forward scattered, and 90/sup 0/ scattered cross section of the beam are reported at 24 GHz for air and nitrogen at 500 torr pressure. (GHT)
Date: August 12, 1976
Creator: Fessenden, T. J.; Skinner, A. L. & Spoerlein, R. L.
Partner: UNT Libraries Government Documents Department
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Specification for Kevlar 49 fiber and sampling plan for tensile strength

Description: A specification for Kevlar 49 yarn is presented along with a sampling plan for tensile strength. The specification may be used for purchase and acceptance or for quality control of Kevlar 49 yarn (380 denier). Applied to yarn used in high-performance filament wound composite applications, it calls for clear definition of the material chemically, physically, and mechanically. The material must conform to preset standards of linear weight (denier), chemical structure, density, water content, and … more
Date: August 12, 1976
Creator: Penn, Lynn & Hetherington, Norriss
Partner: UNT Libraries Government Documents Department
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Abortion: Legal Control

Description: The U.S. Supreme Court decisions in Roe v. Wade, 410 U.S. 112 (1973), and Doe v. Bolton, 410 U.S. 179, which held generally that a State could no longer prohibit abortions in the first 6 months of pregnancy, caused several House and Senate members to move for an abortion prohibition effectuated by congressional action. To this end, proposed bills and constitutional amendments have been introduced in both Houses. Rather than having settled the abortion question conclusively, the Supreme Court de… more
Date: August 12, 1976
Creator: Hall, James
Partner: UNT Libraries Government Documents Department
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