118 research outputs found
Critical phenomena: 150 years since Cagniard de la Tour
Critical phenomena were discovered by Cagniard de la Tour in 1822, who died
150 years ago. In order to mark this anniversary, the context and the early
history of his discovery is reviewed. We then follow with a brief sketch of the
history of critical phenomena, indicating the main lines of development until
the present date.
Os fen\'omenos cr\'{\i}ticos foram descobertos pelo Cagniard de la Tour em
Paris em 1822. Para comemorar os 150 anos da sua morte, o contexto e a
hist\'oria initial da sua descoberta \'e contada. Conseguimos com uma
descri\c{c}\~ao breve da hist\'oria dos fen\'emenos cr\'{\i}ticos, indicando as
linhas principais do desenvolvimento at\'e o presente.Comment: Latex2e, 8 pp, 3 eps figures include
Thermal conductivity through the nineteenth century
As a material property and as a metaphor, thermal conductivity occupies an
important position in physical, biological and geological sciences. Yet, its
precise measurement is dependent on using electricity as a proxy because
flowing heat cannot directly be measured.Comment: Submitted to Physics Today. 4,500 words, 4 figure
Chemistry and the Science of Transformation in Mary Shelley’s Frankenstein
This essay reads the novel in a new way, examining the way that Victor Frankenstein's chemical education (he does not train to be a doctor!) enables his creation of the monster. It reveals that chemists of the period had a different worldview to others where they saw the world in constant transformation and flux. I have written this essay co-written the introduction to the special issue, and co-edited the whole
Une lettre inédite de Lavoisier
Graves E., Lavoisier Antoine, Guitard Eugène-Humbert. Une lettre inédite de Lavoisier. In: Bulletin de la Société d'histoire de la pharmacie, 1ᵉ année, n°4, 1913. pp. 59-61
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