Essays about: "Jonas Grafström"

Found 1 essay containing the words Jonas Grafström.

  1. 1. Determination of the effective volume of a detector

    University essay from Medicinsk strålningsfysik (tills m KI)

    Author : Jonas Grafström; [2007]
    Keywords : Gamma knife; Semi conductor; Detector; Effective volume; 60Co;

    Abstract : A method to establish the boundaries of the sensitive volume for a chosen detector to within 50µm (as specified by Elekta Instuments AB) was investigated and is presented in this project. The detector studied was fixed to a positioning system with possibility to move with sub micrometer increments, and scanned in a narrow photon field. READ MORE