메뉴 건너뛰기




Volumn 47, Issue 5, 2002, Pages 801-822

The role of de-excitation electrons in measurements with graphite extrapolation chambers

Author keywords

[No Author keywords available]

Indexed keywords

ENERGY TRANSFER; EXCITONS; EXTRAPOLATION; GRAPHITE; X RAYS;

EID: 0037034596     PISSN: 00319155     EISSN: None     Source Type: Journal    
DOI: 10.1088/0031-9155/47/5/308     Document Type: Article
Times cited : (4)

References (41)
  • 4
    • 2042428981 scopus 로고    scopus 로고
    • Deutsche Institut für Normung Anwendung von Röntgenstrahlen mit Röhrenspannungen von 100 bis 400 kV in der Strahlentherapie (DIN 6809-5) (Berlin: DIN)
  • 5
    • 0027248026 scopus 로고
    • Visual demonstration of the displacement effect of an ionization chamber within a phantom at low x-ray energies
    • (1993) Phys. Med. Biol. , vol.38 , pp. 1329-1334
    • Harrison, R.M.1
  • 10
    • 0003680967 scopus 로고    scopus 로고
    • Absorbed dose determination in external beam therapy
    • International Atomic Energy Agency (IAEA) An International Code of Practice for Dosimetry Based on Standards of Absorbed Dose to Water Reports Series (Vienna: IAEA)
    • (2001) , pp. 398
  • 11
    • 0003982205 scopus 로고
    • Stopping powers for electrons and positrons
    • ICRU (International Commission on Radiation Units Measurement) ICRU Report Bethesda, MD, USA
    • (1984) , vol.37
  • 14
    • 0028148097 scopus 로고
    • On the use of conversion coefficients from air kerma to the ICRU quantities for low energy x-ray spectra
    • (1994) Radiat. Prot. Dosim. , vol.54 , pp. 213-215
    • Kramer, H.-M.1
  • 16
    • 0000556016 scopus 로고
    • The heat defect in the water absorbed dose calorimeter Thermochim
    • (1993) Acta , vol.229 , pp. 125-132
    • Krauss, A.1    Roos, M.2
  • 17
    • 0022409537 scopus 로고
    • Water calorimetric determination of absorbed dose by 280 kVp orthovoltage x-rays
    • (1985) Radiother. Oncol. , vol.4 , pp. 275-281
    • Kubo, H.1
  • 21
    • 0028798472 scopus 로고
    • Calculation of ion chamber displacement effect corrections for medium-energy x-rays
    • (1995) Phys. Med. Biol. , vol.40 , pp. 45-62
    • Ma, C.-M.1
  • 22
    • 0028797301 scopus 로고
    • Monte Carlo calculated stem effect corrections for NE2561 and NE2571 chambers in medium-energy x-ray beams
    • (1995) Phys. Med. Biol. , vol.40 , pp. 63-72
    • Ma, C.-M.1
  • 26
    • 0029821641 scopus 로고    scopus 로고
    • Perturbation effects in dosimetry: Part I. Kilovoltage x-rays and electrons
    • (1996) Phys. Med. Biol. , vol.41 , pp. 1531-1580
    • Nahum, A.E.1
  • 28
    • 2042524565 scopus 로고    scopus 로고
    • Dosimetry for low and medium-energy x-rays: A code of practice in radiotherapy and radiobiology NCS report 10 Delft, Netherlands Commission on Radiation Dosimetry
    • Nederlandse Commissie voor Stralings dosimetric (NCS)
    • (1997)
  • 29
    • 0034120830 scopus 로고    scopus 로고
    • Determination of absorbed dose to water in reference conditions for radiotherapy kilovotage x-rays: A comparison of the data in the IAEA, IPEMB, DIN and NCS dosimetry protocols
    • (2000) Phys. Med. Biol. , vol.45 , pp. 563-575
    • Peixoto, J.G.P.1    Andreo, P.2
  • 31
  • 32
    • 2042485761 scopus 로고
    • Comparison of factors given in ICRU Report 23 and in IAEA TRS 277 for converting from exposure/air kerma to absorbed dose to water for medium-energy x-rays
    • NPL External Report RSA (EXT) (Teddington, UK: National Physical Laboratory)
    • (1991) , vol.15
    • Rosser, K.E.1
  • 33
    • 0031772889 scopus 로고    scopus 로고
    • Investigation of the chamber correction factor for the secondary standard ionisation chamber (NE2561/NE2611) using medium-energy x-rays
    • (1998) Phys. Med. Biol. , vol.43 , pp. 3195-3206
    • Rosser, K.E.1
  • 34
    • 2042522934 scopus 로고
    • A new method for deriving the absorbed dose in phantom material from measured ion dose for x-rays generated at voltages up to 300 kV. Biomedical dosimetry. Physical aspects, instrumentation, calibration
    • (Vienna: IAEA)
    • (1981) Proc. Symp. (Paris, 1980) , pp. 223
    • Schneider, U.1
  • 36
    • 0006387659 scopus 로고
    • Comparative study of ion chamber dosimetry and water calorimetry in medium-energy x-ray beams
    • Phd Thesis University of Ghent
    • (1991)
    • Seuntjens, J.1
  • 38
    • 0029840984 scopus 로고    scopus 로고
    • Dependence of overall correction factor of a cylindrical ionization chamber on field size and depth in medium-energy x-ray beams
    • (1996) Med. Phys. , vol.23 , pp. 1789-1796
    • Seuntjens, J.1    Verhaegen, F.2


* 이 정보는 Elsevier사의 SCOPUS DB에서 KISTI가 분석하여 추출한 것입니다.