In nuclear engineering, a neutron moderator is a medium that reduces the speed
of fast .... Fission cross section, measured in barns (a unit equal to 10<sup>−28</sup> m<sup>2<...
The moderator and control rods control the speed of the chain reaction in a
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THE MODERATOR IS CRUCIAL. The moderator plays a central role in the
development and successful implementation of a public forum. It is the moderator
Nuclei with low mass numbers are most effective for this purpose, so the
moderator is always a low-mass-number material. In a fast reactor there is no
2 days ago ... A forum moderator oversees the communication activities of an Internet forum. It
is the forum moderator's responsibility to make...
Purpose of Moderation: Provide information and obtain public input and advice.
Roles of the Moderator. Preparation. Develop ground rules appropriate for the ...
in nuclear reactor: Coolants and moderators ... Since water and heavy water also
can function as coolants, they perform a dual purpose in thermal reactors.
... a political discussion to an event at a school, needs to have a moderator. The
moderator acts as a and neutral party who maintains the focus of the debate.
The main function of a moderator is to promote interaction among the members of
a forum. The moderator introduces the participants to each other and keeps ...
Even with the moderator, the fuel is not "critical" without the inclusion of the "
delayed" neutrons which may be emitted several minutes after the fission.