Dose Course 2018_Flipping book

Kernel tilting

Consider a point kernel and a transport direction defined for one of the axes. In diverging beams, the kernel transport angle  varies with location:

2 r eA ra  −



• Kernel h(r) =



=



+



• Define

• Approximate

2

A A

 c c

=



+ +









1

1



2

a a

 d d

 + =

+







1

1



• Parameters c i de- termined from Monte Carlo data and d i

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