Proton spectroscopic imaging of polyacrylamide gel dosimeters for absolute radiation dosimetry

Physics in Medicine and Biology

Volumn 45, Issue 4, 2000, Pages 835-845

  Murphy, P S ^a   Cosgrove, V P ^a   Schwarz, A J ^a   Webb, S ^a   Leach, M O ^a  

^a INSTITUTE OF CANCER RESEARCH   (United Kingdom)

Author keywords

[No Author keywords available]

Indexed keywords

POLYACRYLAMIDE GEL;

ARTICLE; CALIBRATION; DOSE CALCULATION; DOSIMETER; DOSIMETRY; IMAGING; MEASUREMENT; PRIORITY JOURNAL; RADIATION DOSE; RADIATION DOSE DISTRIBUTION; SPECTROSCOPY;

CALIBRATION; ELECTROPHORESIS, POLYACRYLAMIDE GEL; HYDROGEN-ION CONCENTRATION; PHANTOMS, IMAGING; PROTONS; RADIOMETRY; SPECTRUM ANALYSIS; TEMPERATURE; TIME FACTORS;

EID: 0034087201     PISSN: 00319155     EISSN: None     Source Type: Journal    
DOI: 10.1088/0031-9155/45/4/302     Document Type: Article

References (19)

1. Baldock C, Rintoul L, Keevil S F, Pope J M and George G A 1998 Fourier transform Raman spectroscopy of polyacrylamide gels (PAGs) for radiation dosimetry Phys. Med. Biol. 43 3617-27
2. DeDeene Y, DeWagter C, VanDuyse B, Derycke S, DeNeve W and Achten E 1998 Three-dimensional dosimetry using polymer gel and magnetic resonance imaging applied to the verification of conformal radiation therapy in head-and-neck cancer Radiother. Oncol. 48 283-91
3. Gochberg D F, Kennan R P, Maryanski M J and Gore J C 1998 The role of specific side groups and pH in magnetization transfer in polymers J. Magn. Reson. 131 191-8
4. Gore J C, Ranade M, Marynski M J and Schulz R J 1996 Radiation dose distributions in 3D from tomographic optical density scanning of polymer gels: I. Development of an optical scanner Phys. Med. Biol. 41 2695-704
5. Hepworth S J, Leach M O and Doran S J 1999 Kinetics of polymerisation in polyacrylamide gel (PAG) dosimeters: (II) modelling oxygen diffusion Phys. Med. Biol. 44 1875-84
6. Hu J and Evelhoch J L 1996 Direct in vivo 1H metabolite imaging: 0.35 cc NAA image of human brain in less than 7 minutes at 1.5 T Proc. Int. Soc. Magn. Reson. Med. 4 1223
7. Gochberg D F, Kennan R P, Maryanski M J and Gore J C 1998 The role of specific side groups and pH in magnetization transfer in polymers J. Magn. Reson. 131 191-8
8. Kennan R P, Richardson K A, Zhong J H, Maryanski M J and Gore J C 1996 The effects of cross-link density and chemical exchange on magnetization transfer in polyacrylamide gels J. Magn. Reson. B 110 267-77
9. Low D A, Dempsey J F, Venkatesan R, Mutic S, Markman J, Haackc E M and Purdy J A 1999 Evaluation of polymer gels and MRI as a 3-D dosimeter for intensity-modulated radiation therapy Med. Phys. 26 1542-51
10. Maryanski M J, Audet C and Gore J C 1995 Dose response of a BANG polymer gel: temperature dependence Med. Phys. 22 951
11. _ 1997 Effects of cross-linking and temperature on the dose response of a BANG polymer gel dosimeter Phys. Med. Biol. 42 303-11
12. Maryanski M J, Gore J C, Kennan R P and Schulz R J 1993 NMR relaxation enhancement in gels polymerized and cross-linked by ionising radiation: a new approach to 3D dosimetry by MRI Magn. Reson. Imaging 11 253-8
13. Maryanski M J, Ibbott G S, Schulz R J and Gore J C 1996a Radiation therapy dosimetry using magnetic resonance imaging of polymer gels Med. Phys. 23 699-705
14. Maryanski M J, Schultz R J, Ibbott G S, Gatenby J C, Xie J, Horton D and Gore J C 1994 Magnetic resonance imaging of radiation dose distributions using a polymer-gel dosimeter Phys. Med. Biol. 39 1437-55
15. Maryanski M J, Zastavker Y Z and Gore J C 1996b Radiation dose distributions in 3D from tomographic optical density scanning of polymer gels:II. Optical properties of the BANG polymer gel. Phys. Med. Biol. 41 2705-17
16. McJury M, Oldham M, Leach M O and Webb S 1999 Dynamics of polymerization in polyacrylamide gel (PAG) dosimeters: (I) ageing and long term stability Phys. Med. Biol. 44 1-11
17. Oldham M, Baustert I, Lord C, Smith T A D, McJury M, Leach M O, Warrington A P and Webb S 1998a An investigation into the dosimetry of a nine-field tomotherapy irradiation using BANG-gel dosimetry Phys. Med. Biol. 43 1113-32
18. Oldham M, McJury M, Baustert I, Webb S and Leach M O 1998b Improving calibration accuracy in gel dosimetry Phys. Med. Biol. 43 2709-20
19. Schwarz A J, Rauscher M, Collins D J and Leach M O 1999 Image-based quantification of direct IH metabolite images: evaluation and comparison with MRS, in vitro and in vivo Proc. Int. Soc. Magn. Reson. Med. 7 1599