Search Results - "Aspradakis, M"

Report of AAPM Task Group 155: Megavoltage photon beam dosimetry in small fields and non‐equilibrium conditions by Das, Indra J., Francescon, Paolo, Moran, Jean M., Ahnesjö, Anders, Aspradakis, Maria M., Cheng, Chee‐Wai, Ding, George X., Fenwick, John D., Saiful Huq, M., Oldham, Mark, Reft, Chester S., Sauer, Otto A.

“…Small‐field dosimetry used in advance treatment technologies poses challenges due to loss of lateral charged particle equilibrium (LCPE), occlusion of the…”
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SP-0410 SMALL PHOTON FIELD DOSIMETRY: CHALLENGES IN ABSOLUTE, REFERENCE AND RELATIVE DOSIMETRY by Aspradakis, M

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SSRMP Recommendations No 9: Reference dosimetry in low and medium energy x-ray beams by Aspradakis, Maria M, Buchillier, Thierry, Kohler, Götz, Kottler, Christian, Krayenbühl, Jérôme

“…The SSRMP recommendations on reference dosimetry in kilovolt beams as used in radiation therapy were revised to establish current practice in Switzerland. The…”
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Dose calculations for external photon beams in radiotherapy by Ahnesjö, A, Aspradakis, M M

“…Dose calculation methods for photon beams are reviewed in the context of radiation therapy treatment planning. Following introductory summaries on photon beam…”
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SP-0702 Dosimetry for small fields in radiotherapy; Current status & future requirements by Aspradakis, M.

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Reference dosimetry on TomoTherapy: an addendum to the 1990 UK MV dosimetry code of practice by Thomas, S J, Aspradakis, M M, Byrne, J P, Chalmers, G, Duane, S, Rogers, J, Thomas, R A S, Tudor, G S J, Twyman, N

“…The current UK code of practice for high-energy photon therapy dosimetry (Lillicrap et al 1990 Phys. Med. Biol. 35 1355-60) gives instructions for measuring…”
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Experimental verification of convolution/superposition photon dose calculations for radiotherapy treatment planning by Aspradakis, Maria M, Morrison, Rachel H, Richmond, Neil D, Steele, Alasdair

“…This work describes an experimental verification of the two-photon dose calculation engines available on the Helax-TMS (version 6.1) commercial radiotherapy…”
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SP-0217 Detector specific output correction factors: How to use them in practice by Aspradakis, M.

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TH‐A‐203‐01: Small Field Dosimetry by Das, I, Aspradakis, M, Sauer, O, Ahnesjo, A

“…Use of small photon fields have been an established practice in stereotactic radiotherapy for many years and have more recently been used for extra‐cranial…”
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Dosimetric and treatment planning considerations for radiotherapy of the chest wall by ASPRADAKIS, M. M, MCCALLUM, H. M, WILSON, N

“…Radiotherapy treatment planning calculations of the chest wall are complex due to missing tissue, the thin chest wall and the presence of lung. The accuracy of…”
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Acceptance, commissioning and clinical use of the WOmed T-200 kilovoltage X-ray therapy unit by Aspradakis, Maria M, Zucchetti, Paolo

“…The objective of this work was to characterize the performance of the WOmed T-200-kilovoltage (kV) therapy machine. Mechanical functionality, radiation…”
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Small photon field dosimetry: present status by Aspradakis, Maria M

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Elements of commissioning step-and-shoot IMRT: delivery equipment and planning system issues posed by small segment dimensions and small monitor units by Aspradakis, Maria M, Lambert, Geoff D, Steele, Alasdair

“…The implementation of intensity-modulated radiation therapy (IMRT) in the clinic necessitates commissioning for all systems involved. This paper describes work…”
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A technique for the fast calculation of three-dimensional photon dose distributions using the superposition model by Aspradakis, M M, Redpath, A T

“…Techniques for reducing computation time in 3D photon dose calculations are addressed with specific emphasis given to the convolution/superposition approach. A…”
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A study to assess and improve dose computations in photon beam therapy by Aspradakis, Maria M.

“…The thesis provides a comprehensive and critical review of existing photon dose calculation models. Two applications of the Monte Carlo method to radiotherapy…”
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A study to assess and improve dose computations in photon beam therapy by Aspradakis, Maria M

“…This thesis is concerned with the calculation of dose at a point for megavoltage photon therapy. The review of dose calculation algorithms provides a…”
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