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Dive into the research topics where K. Cheung is active.

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Featured researches published by K. Cheung.


International Journal of Radiation Oncology Biology Physics | 2018

Investigation of Dosimetric Impact Arising from the Cyberknife Xsight Lung Tracking System using Different Synchrony Models

C.W. Kong; H. Geng; W.W. Lam; B. Yang; W.K.R. Wong; Y. Ding; W.K. Law; T.Y. Lee; K. Cheung; S.K. Yu


International Journal of Radiation Oncology Biology Physics | 2017

The Effect of Lead Heterogeneity on the Commercial Electron Monte Carlo Dose Calculation for High Energy Electron Beam

C.W. Kong; H. Geng; Y.W. Ho; W.W. Lam; W.K.R. Wong; T.Y. Lee; M.H.C. Lee; K. Cheung; S.K. Yu


International Journal of Radiation Oncology Biology Physics | 2017

Poster ViewingTransit Dose Measurement of a HDR Afterloading Brachytherapy Source by a Fluorescent Screen Based QA System

T.L. Chiu; B. Yang; H. Geng; W.W. Lam; C.W. Kong; K. Cheung; S.K. Yu


International Journal of Radiation Oncology Biology Physics | 2016

A Complexity-Based Correction Factor for a Commercial 4-Dimensional Ionization Chamber Array System on IMRT Dosimetry Quality Assurance Measurements

C.W. Kong; H. Geng; W.W. Lam; S.G. Lo; C.W. Cheung; T.L. Chiu; S.K. Yu; K. Cheung


International Journal of Radiation Oncology Biology Physics | 2015

Application of Nonlinear Least Square Optimization in Solving a Blurring Kernel for a Fluorescent Screen-CCD Dosimetry System

B. Yang; T.L. Chiu; H. Geng; W.W. Lam; C.W. Kong; C.W. Cheung; K. Cheung; S.K. Yu


International Journal of Radiation Oncology Biology Physics | 2015

A Comparison of Plan Quality and Delivery Efficiency Between Helical Tomotherapy in Fixed and Dynamic Delivery Mode in the Treatment of Nasopharyngeal Carcinoma

W.W. Lam; H. Geng; C.W. Kong; Y.W. Ho; W.K.R. Wong; B. Yang; K. Cheung; S.K. Yu


International Journal of Radiation Oncology Biology Physics | 2015

Dosimetric Effect of the Duration of Gating Window on Respiratory Phase-Based Gated VMAT

C.W. Kong; Y.W. Ho; S.G. Lo; H. Geng; W.W. Lam; S.K. Yu; K. Cheung


International Journal of Radiation Oncology Biology Physics | 2015

Feasibility of Fluorescent Screen-Based Quality Assurance System for Afterloading HDR Unit

T.L. Chiu; B. Yang; C.W. Cheung; H. Geng; W.W. Lam; C.W. Kong; K. Cheung; S.K. Yu


International Journal of Radiation Oncology Biology Physics | 2014

Application of Expectation-Maximization Method in kV X-Ray Spectrum Estimation From Transmission Measurements

B. Yang; W.W. Lam; H. Geng; W.K.R. Wong; T.L. Chiu; K. Cheung; S.K. Yu


International Journal of Radiation Oncology Biology Physics | 2014

Dosimetric Impact of Dose Servo Control on Long Helical Tomotherapy Treatment Delivery

W.W. Lam; H. Geng; C.W. Kong; B. Yang; T.L. Chiu; K. Cheung; S.K. Yu

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