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000307447 041__ $$aEnglish
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000307447 1001_ $$0P:(DE-He78)c632b42c52c39bc800abdbe3924b7dcb$$aTheodoridou, Elpida$$b0$$eFirst author$$udkfz
000307447 245__ $$aMonte Carlo simulation of a cabinet kilovoltage X-ray irradiator.
000307447 260__ $$aAmsterdam$$bElsevier$$c2026
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000307447 500__ $$a#EA:E041#LA:E041# / Volume 141, January 2026, 105708 / Available online 22 December 2025
000307447 520__ $$aWe present a rigorously defined dosimetric Monte Carlo (MC) model of the MultiRad225 kilovoltage X-ray irradiator, which is validated using experimental techniques. Previous MC studies performed with the MultiRad225 lacked rigorous dosimetric validation.Experimental measurements are conducted with an ionization chamber and radiochromic film with beam energies of 119, 160, and 200 kV. MC simulations are conducted mimicking each experiment. Both beam quality (half-value layer, HVL) and quantity (dose rate) are assessed with these methods.MC simulated dose rates and HVL values show close agreement with experimental results across varying source-to-surface distances (SSD) for each beam energy with most dose rate simulations falling within 5% of the experimentally measured values.This work provides a validated MC model as a foundation for future studies with the MultiRad225. The MC model utilizes a comprehensive geometry which accurately captures relevant physical phenomena.
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000307447 650_7 $$2Other$$aDosimetry
000307447 650_7 $$2Other$$aHalf-value layer (HVL)
000307447 650_7 $$2Other$$aKilovoltage X-ray irradiator
000307447 650_7 $$2Other$$aMonte Carlo simulation
000307447 7001_ $$0P:(DE-He78)92d8c5a179ebca7d8588edbf4c187f00$$aDong, Ruirui$$b1$$eFirst author$$udkfz
000307447 7001_ $$0P:(DE-He78)4babd30550790cd4dde217e990df5dcd$$aKing, Clarence$$b2$$eFirst author$$udkfz
000307447 7001_ $$aPoludniowski, G.$$b3
000307447 7001_ $$0P:(DE-HGF)0$$aHäring, P.$$b4
000307447 7001_ $$0P:(DE-He78)48dda4f8ac2ef7585a6447d54e8d6780$$aHain, E.$$b5$$udkfz
000307447 7001_ $$0P:(DE-He78)e0ec9116dafca44ef19a2b871721bd11$$aLitou, C.$$b6$$udkfz
000307447 7001_ $$0P:(DE-He78)bf6a73bf393ffa37ce0fb39fa422df3c$$aVoutou, E.$$b7$$udkfz
000307447 7001_ $$aFoka, P.$$b8
000307447 7001_ $$aSammut, N.$$b9
000307447 7001_ $$0P:(DE-He78)102624aca75cfe987c05343d5fdcf2fe$$aSeco, Joao$$b10$$eLast author$$udkfz
000307447 7001_ $$aSpadea, M. F.$$b11
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