In beam modelling with Pinnacle RTPS, The source size is defined to give geometric penumbra width,...

In beam modelling with Pinnacle RTPS, The source size is defined to give geometric penumbra width, explain what else contributes to thepenumbra width? Explain why width of D_80-20 is used to characterise penumbra width? Would the D_80-20be wider or narrower at high energy and why?

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genius_generous answered 2 years ago

In beam modelling with Pinnacle RTPS , What are three modelling elements that affect the “out-of-field”...

In beam modelling with Pinnacle RTPS , What are three modelling elements that affect the “out-of-field” dose?

In beam modelling with Pinnacle RTPS, What is the role of the flattening filter? What is...

In beam modelling with Pinnacle RTPS, What is the role of the flattening filter? What is the advantage of flattening filter free and what is the main restriction.

In beam modelling with Pinnacle RTPS, Explain why there may be a difference in the X...

In beam modelling with Pinnacle RTPS, Explain why there may be a difference in the X and Y profiles, there are two main reasons.

In beam modelling with Pinnacle RTPS, What is the definition of a “harder spectrum”? How would...

In beam modelling with Pinnacle RTPS, What is the definition of a “harder spectrum”? How would a “harder” 6MV spectrum change theshape of the corresponding percentage depth-dose curve?

In beam modelling with Pinnacle RTPS, Define in words and describe mathematically the two main components...

In beam modelling with Pinnacle RTPS, Define in words and describe mathematically the two main components of Superposition/convolution

In beam modelling with Pinnacle RTPS, For a 6MV beam:a) What is the maximum photon energy?b)...

In beam modelling with Pinnacle RTPS, For a 6MV beam:a) What is the maximum photon energy?b) What is the mean (roughly) photon energy?c) How does the spectrum affect the depth dose penetration?

In beam modelling with Pinnacle RTPS, Define parameters used in depth dose profiles and cross-axis profiles...

In beam modelling with Pinnacle RTPS, Define parameters used in depth dose profiles and cross-axis profiles (e.g. TPR20/10, Dmax, dmax).

Create a page with jQuery. 1. Add "IMG.jpg" with size WIDTH="200" HEIGHT="60", give an id. 2....

Create a page with jQuery. 1. Add "IMG.jpg" with size WIDTH="200" HEIGHT="60", give an id. 2. Use mouseenter(), width(), and height() to resize the picture to 800 by 230. 3. Use mouseleave, width(), and height() to resize the picture to 200 by 60.

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