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Summary - Unit 11 - Nuclear Radiation £2.99   Add to cart

Summary

Summary - Unit 11 - Nuclear Radiation

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A complete summary of edexcel a level physics ‘nuclear radiation’ notes, handwritten by an A* physics student (2024), with definitions and diagrams. These notes are a combination of my teachers, physics and maths tutors and further reading to form a complete set of thorough notes.

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  • October 6, 2024
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7570A
MELEDBDOAH
negative associated (of ome)
binding the =

energy with the defect
-




energy mass


into
required its constituents
-

the to separate the nucleus
energy



unified atomic mass = 1 .
66 x10
leg iron (Fe) is the most stable nucleus




nuclear fusion
-
mmm
smaller nuclei join together to form one



Anger nuclei
~
my
is released as
binding energy per

nucleon increases

>
-
conditions :



* (needs Kinetic
high temperatures
extremely s
a energy
to overcome the


electrostatic repulsive force between positive nuclei
*
mmm
density (so there are
enough
collisions to maintain fusion
*
high pressure



nuclear fission
unstable nuclei splits into
mnlarger
-
two
daughter nuclei
~



binding
-
is released increases
mmm as
energy per nucleon




background radiation -


around us
constantly (corrected =
total
-

BR)
Crocks)
>
-
radon
gas
>
-
artificial sources (nuclear weapon testing)
>
-
cosmic rays (sun)



radiation -

when an unstable nucleus emits in the form Em
energy of

waves or subatomic particles to become more stable

-
a
, B , y

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