Date of Award

6-1924

Type

Thesis

Degree Name

Master of Arts

Department

Physics

Chief Instructor

Robert Goddard

Keywords

light alloys, metals

Abstract

Although the determination of the strength of metals and alloys at ordinary temperatures is an everyday matter, very little work has been done to determine their strength and elasticity at very low temperatures. Mallock and Schaefer have investigated certain metals at the temperature of liquid air, and have deduced formulae to express the relation between elasticity and temperature, while Andrade has given an expression for the flow of metals under large constant stress. This work was intended in part to find out if their formulae would apply to the very light alloys used here. Another object was to find, if possible, a still lighter alloy than any on the market, which would be strong enough to be used a s an engineering material, and not be attacked too strongly by water and weak acids.

Some of the dissertations and theses below reflect the time period in which they were written. Some titles and materials may include outdated or offensive terminology, perspectives, and insensitive language.

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