Question

The CANDU design of these devices is partially named for its use of heavy water as a neutron moderator, as well as the country of Canada. For 10 points each:
[10m] Name these devices, which use control rods to limit the propagation of neutrons. The first one of these devices was known as Chicago Pile-1.
ANSWER: nuclear reactors [or fission reactors; prompt on reactor or CANDU reactor]
[10e] Control rods are often made with this allotrope of carbon, which is the so-called “lead” in pencils.
ANSWER: graphite
[10h] CANDU reactors can use thorium to generate uranium, which makes it one of these types of reactors that generates more fissile material than it uses.
ANSWER: breeder reactor
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Summary

2024 ACF Fall at CornellfallY821.25100%100%13%
2024 ACF Fall at Ohio StatefallY820.00100%88%13%
2024 ACF Fall at WashingtonfallY620.00100%83%17%
2024 ACF Fall at GeorgiafallY1018.0090%80%10%
2024 ACF Fall at North CarolinafallY918.8989%78%22%
2024 ACF Fall at Claremont CollegesfallY528.00100%100%80%
2024 ACF Fall at RutgersfallY718.57100%71%14%
2024 ACF Fall at IllinoisfallY920.0089%100%11%

Data

Auburn AEmory Oxford10101030
Auburn BTennessee A100010
FurmanAuburn C1010020
BelmontTennessee B1010020
Georgia AClemson A1010020
Georgia Tech CClemson B1010020
Georgia Tech EGeorgia Tech A010010
SouthernAlabama A010010
Vanderbilt ASouth Carolina B1010020
Emory ASouth Carolina A1010020