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URLhttps://doi.org/10.18429/JACoW-IBIC2024-THP27
TitleStudy of high transmittance ionisation chambers
Authors
  • Z. Zhang
    Elekta Beijing Medical Systems Co.Ltd.
AbstractWith the development of radiotherapy,the need for high doses became strong.However, existing ion chambers are either more absorbent of X-rays in terms of material or are non-sealed, that subject to environmental influences and have a short lifecycle. Now we designed a new ion chamber,which have high dose pass-rate,sealed and long lifecycle under radiation environments.The dose pass-rate improves a lot than the latest one ,keeps ultra high vacuum as very low leakage rate and 10 years lifecycle. Another important point is this kind of ion chamber have very simple assembly process and low cost.After our beam test, it performed very well with various test environments as Reproducibility of the dose response, Proportionality of the dose response, Stability of the dose response and so on.
Paperdownload: THP27.pdf
CiteBibTeX, LaTeX, Text/Word, RIS, EndNote
ConferenceProc. 13th International Beam Instrumentation Conference
Series
LocationBeijing
Date09-13 Sep 2024
PublisherJACoW Publishing, Geneva, Switzerland
Editorial BoardJianshe Cao (IHEP), Junhui Yue (IHEP), Lin Bian (IHEP), Ivan Andrian (Elettra-Sincrotrone Trieste S.C.p.A.), Volker RW Schaa (GSI), Zhichu Chen (SARI)
Online ISBN978-3-95450-249-3
Online ISSN2673-5350
Received08 September 2024
Revised11 September 2024
Accepted12 September 2024
Issued11 December 2024
DOI10.18429/JACoW-IBIC2024-THP27
Pages539-541