메뉴 건너뛰기




Volumn 54, Issue 5, 2009, Pages 1275-1289

Megavoltage image contrast with low-atomic number target materials and amorphous silicon electronic portal imagers

Author keywords

[No Author keywords available]

Indexed keywords

ATOMIC NUMBERS; BEAM GENERATIONS; BUILD-UP LAYERS; CONTRAST MEASUREMENTS; CONTRAST PHANTOMS; DETECTION SYSTEMS; ELECTRONIC PORTAL IMAGES; EXPERIMENTAL MEASUREMENTS; HEAD AND NECKS; IMAGE CONTRASTS; IMAGERS; INCIDENT ELECTRONS; LOW-ENERGY PHOTONS; MEGAVOLTAGE; MEV-ELECTRONS; MONTE CARLO SIMULATIONS; RUNNING-IN; SI DETECTORS; TARGET MATERIALS;

EID: 63649156787     PISSN: 00319155     EISSN: 13616560     Source Type: Journal    
DOI: 10.1088/0031-9155/54/5/012     Document Type: Article
Times cited : (26)

References (21)
  • 3
    • 0037152047 scopus 로고    scopus 로고
    • Optimization of accelerator target and detector for portal imaging using Monte Carlo simulation and experiment
    • Flampouri S, Evans P M, Verhaegen F, Nahum A E, Spezi E and Partridge M 2002 Optimization of accelerator target and detector for portal imaging using Monte Carlo simulation and experiment Phys. Med. Biol. 47 3331-49
    • (2002) Phys. Med. Biol. , vol.47 , Issue.18 , pp. 3331-3349
    • Flampouri, S.1    Evans, P.M.2    Verhaegen, F.3    Nahum, A.E.4    Spezi, E.5    Partridge, M.6
  • 4
    • 0024398033 scopus 로고
    • Low-energy imaging with high-energy bremsstrahlung beams
    • Galbraith D M 1989 Low-energy imaging with high-energy bremsstrahlung beams Med. Phys. 16 734-46
    • (1989) Med. Phys. , vol.16 , Issue.5 , pp. 734-746
    • Galbraith, D.M.1
  • 5
    • 0035989949 scopus 로고    scopus 로고
    • A performance comparison of flat-panel imager-based MV and kV cone-beam CT
    • Groh B A, Siewerdsen J H, Drake D G, Wong J W and Jaffray D A 2002 A performance comparison of flat-panel imager-based MV and kV cone-beam CT Med. Phys. 29 967-75
    • (2002) Med. Phys. , vol.29 , Issue.6 , pp. 967-975
    • Groh, B.A.1    Siewerdsen, J.H.2    Drake, D.G.3    Wong, J.W.4    Jaffray, D.A.5
  • 6
    • 34748821714 scopus 로고    scopus 로고
    • Off-axis dose response characteristics of an amorphous silicon electronic portal imaging device
    • Greer P B 2007 Off-axis dose response characteristics of an amorphous silicon electronic portal imaging device Med. Phys. 34 3815-24
    • (2007) Med. Phys. , vol.34 , Issue.10 , pp. 3815-3824
    • Greer, P.B.1
  • 8
    • 27144513423 scopus 로고    scopus 로고
    • Electron beam treatment verification using measured and Monte Carlo predicted portal images
    • Jarry G and Verhaegen F 2005 Electron beam treatment verification using measured and Monte Carlo predicted portal images Phys. Med. Biol. 50 4977-94
    • (2005) Phys. Med. Biol. , vol.50 , Issue.21 , pp. 4977-4994
    • Jarry, G.1    Verhaegen, F.2
  • 9
    • 17844399582 scopus 로고    scopus 로고
    • Comprehensive Monte Carlo calculation of the point spread function for a commercial a-Si EPID
    • Kirkby C and Sloboda R 2005 Comprehensive Monte Carlo calculation of the point spread function for a commercial a-Si EPID Med. Phys. 32 1115-27
    • (2005) Med. Phys. , vol.32 , Issue.4 , pp. 1115-1127
    • Kirkby, C.1    Sloboda, R.2
  • 10
    • 0031860585 scopus 로고    scopus 로고
    • X-ray quantum limited portal imaging using amorphous silicon flat-panel arrays
    • Munro P and Bouius D C 1998 X-ray quantum limited portal imaging using amorphous silicon flat-panel arrays Med. Phys. 25 689-702
    • (1998) Med. Phys. , vol.25 , Issue.5 , pp. 689-702
    • Munro, P.1    Bouius, D.C.2
  • 11
    • 0031790999 scopus 로고    scopus 로고
    • Megavoltage imaging with low-Z targets: Implementation and characterization of an investigational system
    • Ostapiak O Z, O'Brien P F and Faddegon B A 1998 Megavoltage imaging with low-Z targets: implementation and characterization of an investigational system Med. Phys. 25 1910-8
    • (1998) Med. Phys. , vol.25 , Issue.10 , pp. 1910-1918
    • Ostapiak, O.Z.1    O'Brien, P.F.2    Faddegon, B.A.3
  • 12
    • 34249737441 scopus 로고    scopus 로고
    • Amorphous silicon EPID calibration for dosimetric applications: Comparison of a method based on Monte Carlo prediction of response with existing techniques
    • Parent L, Fielding A L, Dance D R, Seco J and Evans P M 2007 Amorphous silicon EPID calibration for dosimetric applications: comparison of a method based on Monte Carlo prediction of response with existing techniques Phys. Med. Biol. 52 3351-68
    • (2007) Phys. Med. Biol. , vol.52 , Issue.12 , pp. 3351-3368
    • Parent, L.1    Fielding, A.L.2    Dance, D.R.3    Seco, J.4    Evans, P.M.5
  • 13
    • 33845286201 scopus 로고    scopus 로고
    • Monte Carlo modelling of a-Si EPID response: The effect of spectral variations with field size and position
    • Parent L, Seco J and Evans P M 2006 Monte Carlo modelling of a-Si EPID response: the effect of spectral variations with field size and position Med. Phys. 33 4527-40
    • (2006) Med. Phys. , vol.33 , Issue.12 , pp. 4527-4540
    • Parent, L.1    Seco, J.2    Evans, P.M.3
  • 14
    • 0027752517 scopus 로고
    • Quality control for on-line portal imaging systems
    • Rajapakshe R, Radcliffe T J and Shalev S 1993 Quality control for on-line portal imaging systems Proc. SPIE 1897 121-7
    • (1993) Proc. SPIE , vol.1897 , pp. 121-127
    • Rajapakshe, R.1    Radcliffe, T.J.2    Shalev, S.3
  • 15
    • 33751170677 scopus 로고    scopus 로고
    • Generation and modeling of megavoltage photon beams for contrast-enhanced radiation therapy
    • Robar J L 2006 Generation and modeling of megavoltage photon beams for contrast-enhanced radiation therapy Phys. Med. Biol. 51 5487-504
    • (2006) Phys. Med. Biol. , vol.51 , Issue.21 , pp. 5487-5504
    • Robar, J.L.1
  • 17
    • 31044444873 scopus 로고    scopus 로고
    • The stability of mechanical calibration for a kV cone beam computed tomography system with linear accelerator
    • Sharpe M J, Moseley D J, Purdie T G, Islam M, Siewerdsen J H and Jaffray D A 2006 The stability of mechanical calibration for a kV cone beam computed tomography system with linear accelerator Med. Phys. 33 136-44
    • (2006) Med. Phys. , vol.33 , Issue.1 , pp. 136-144
    • Sharpe, M.J.1    Moseley, D.J.2    Purdie, T.G.3    Islam, M.4    Siewerdsen, J.H.5    Jaffray, D.A.6
  • 18
    • 3142754030 scopus 로고    scopus 로고
    • Monte Carlo computation of dosimetric amorphous silicon electronic portal images
    • Siebers J V, Kim J O, Ko L, Keall P J and Mohan R 2004 Monte Carlo computation of dosimetric amorphous silicon electronic portal images Med. Phys. 31 2135-46
    • (2004) Med. Phys. , vol.31 , Issue.7 , pp. 2135-2146
    • Siebers, J.V.1    Kim, J.O.2    Ko, L.3    Keall, P.J.4    Mohan, R.5
  • 19
    • 0031877969 scopus 로고    scopus 로고
    • A thin target approach for portal imaging in medical accelerators
    • Tsechanski A, Bielajew A F, Faermann S and Krutman Y 1998 A thin target approach for portal imaging in medical accelerators Phys. Med. Biol. 43 2221-36
    • (1998) Phys. Med. Biol. , vol.43 , Issue.8 , pp. 2221-2236
    • Tsechanski, A.1    Bielajew, A.F.2    Faermann, S.3    Krutman, Y.4
  • 20
    • 28644442845 scopus 로고    scopus 로고
    • On the existence of low-energy photons (<150 keV) in the unflattened x-ray beam from an ordinary radiotherapeutic target in a medical linear accelerator
    • Tsechanski A, Krutman Y and Faermann S 2005 On the existence of low-energy photons (<150 keV) in the unflattened x-ray beam from an ordinary radiotherapeutic target in a medical linear accelerator Phys. Med. Biol. 50 5629-39
    • (2005) Phys. Med. Biol. , vol.50 , Issue.23 , pp. 5629-5639
    • Tsechanski, A.1    Krutman, Y.2    Faermann, S.3
  • 21
    • 0347625746 scopus 로고    scopus 로고
    • Dosimetric IMRT verification with a flat-panel EPID
    • Warkentin B, Steciw S, Rathee S and Fallone B G 2003 Dosimetric IMRT verification with a flat-panel EPID Med. Phys. 30 3143-55
    • (2003) Med. Phys. , vol.30 , Issue.12 , pp. 3143-3155
    • Warkentin, B.1    Steciw, S.2    Rathee, S.3    Fallone, B.G.4


* 이 정보는 Elsevier사의 SCOPUS DB에서 KISTI가 분석하여 추출한 것입니다.