- Measurement of Energy Parameters for Electron Gun Heater Currents and Output Dose Rate for Electron Beams from a Prototype Linac
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Lim H, Lee M, Kim MY, Yi J, Lee M, Kang SK, Rhee DJ, Jeong DH
- KMID: 2161935
- Prog Med Phys.
- 2016 Mar;27(1):25-30.
- doi: 10.14316/pmp.2016.27.1.25
The dosimetric characteristics were experimentally evaluated for electron beams from the prototype linac developed for radiotherapy units. This paper focuses on the electron beam output and energy variations as a... -
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- Analysis of Beam Hardening of Modulation Layers for Dual Energy Cone-beam CT
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Ahn S, Cho SJ, Keum KC, Choi SG, Lee R
- KMID: 2161933
- Prog Med Phys.
- 2016 Mar;27(1):8-13.
- doi: 10.14316/pmp.2016.27.1.8
Dual energy cone-beam CT can distinguish two materials with different atomic compositions. The principle of dual energy cone-beam CT based on modulation layer is that higher energy spectrum can be... -
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- Compressed-sensing (CS)-based Image Deblurring Scheme with a Total Variation Regularization Penalty for Improving Image Characteristics in Digital Tomosynthesis (DTS)
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Je U, Kim K, Cho H, Kim G, Park S, Lim H, Park C, Park Y
- KMID: 2161932
- Prog Med Phys.
- 2016 Mar;27(1):1-7.
- doi: 10.14316/pmp.2016.27.1.1
In this work, we considered a compressed-sensing (CS)-based image deblurring scheme with a total-variation (TV) regularization penalty for improving image characteristics in digital tomosynthesis (DTS). We implemented the proposed image... -
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- Report of Present Status of Calibration for Domestic Radiation Measurements Instruments
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Lim S, Choi J, An S, Cho KH, Lee SH, Lee R, Cho SJ
- KMID: 2161938
- Prog Med Phys.
- 2016 Mar;27(1):46-53.
- doi: 10.14316/pmp.2016.27.1.46
Periodical calibrations of radiation detectors are important for accurate quality assurance of therapeutic linac. The measuring instruments such as ion-chamber, thermometer, barometer, and survey meter should be calibrated periodically. Period... -
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- Development of Dual-mode Signal Processing Module for Multi-slit Prompt-gamma Camera
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Park JH, Lee HR, Kim SH, Kim CH, Shin DH, Lee SB, Jeong JH
- KMID: 2161937
- Prog Med Phys.
- 2016 Mar;27(1):37-45.
- doi: 10.14316/pmp.2016.27.1.37
In proton therapy, in vivo proton beam range verification is very important to deliver conformal dose to the target volume and minimize unnecessary dose to normal tissue. For this purpose,... -
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- Evaluation of Radiation Dose for Dual Energy CBCT Using Multi-Grid Device
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Ju EB, Ahn SH, Cho SJ, Keum KC, Lee R
- KMID: 2161936
- Prog Med Phys.
- 2016 Mar;27(1):31-36.
- doi: 10.14316/pmp.2016.27.1.31
The paper discusses radiation dose of dual energy CT on which copper modulation layer, is mounted in order to improve diagnostic performance of the dual energy CT. The radiation dose... -
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- Evaluating the Dosimetric Characteristics of Radiation Therapies according to Head Elevation Angle for Head and Neck Tumors
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Cheon GS, Kang SH, Kim DS, Kim TH, Suh TS
- KMID: 2161934
- Prog Med Phys.
- 2016 Mar;27(1):14-24.
- doi: 10.14316/pmp.2016.27.1.14
Since the head and neck region is densely located with organs at risk (OAR), OAR-sparing is an important issue in the treatment of head and neck cancers. This study—in which... -
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