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Cryogenics And The Future
Beginning of Essay
Cryogenics is a study that is of great importance to the human race and
has been a major project for engineers for the last 100 years. Cryogenics,
which is derived from the Greek word kryos meaning "Icy Cold," is the study of
matter at low temperatures. However .... Middle of Essay
.... created liquid oxygen in his lab using a process known as
adiabatic expansion, which is a "thermodynamic process in which the temperature
of a gas is expanded without adding or extracting heat from the gas or the
surrounding system"(Vance 26). At the same time Pictet used the "Joule-Thompson
Effect," a thermodynamic process that states that the "temperature of a fluid is
reduced in a process involving expansion below a certain temperature and
pressure"(McClintock 4). After Cailletet and Pictet, a third method, known as
cascading, was developed by Karol S. Olszewski and Zygmut von Wroblewski in
Poland. At this point in history Oxygen was now a ....
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Words: 1423 - Pages: 6
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