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Issues
August 1974
ISSN 0031-9228
EISSN 1945-0699
Letters
Search and Discovery
Articles
Carnot's contribution to thermodynamics
Physics Today 27 (8), 23–28 (1974);
https://doi.org/10.1063/1.3128802
At first almost ignored and unread, Sadi Carnot's analysis of heat engines—published 150 years ago—contained ideas and methods that were to be developed later by Clausius and Thomson.
Storing ions for collision studies
Physics Today 27 (8), 30–35 (1974);
https://doi.org/10.1063/1.3128803
Overcoming the limitations of plasma and colliding‐beam techniques, the new static trap helps untangle the mechanisms by which positive ions recombine with electrons.
AIP in 1973—a year of publishing
Physics Today 27 (8), 37–44 (1974);
https://doi.org/10.1063/1.3128804
The Annual Report of the American Institute of Physics, 1973
Books
Qualitative Theory of Second‐Order Dynamic Systems
Physics Today 27 (8), 53–54 (1974);
https://doi.org/10.1063/1.3128815
APS News
State and Society
Physics Community
We Hear That
Obituaries
Editorial
A health sensor powered by sweat
Alex Lopatka
Origami-inspired robot folds into more than 1000 shapes
Jennifer Sieben
Careers by the numbers
Richard J. Fitzgerald