Search Results - "Seungbin Bae"

Collimators for Gamma Dual Energy CT Arch-Detector: A Simulation Study by Pratiwi, Eva, Bae, Seungbin, Lee, Hakjee, Ullah, Muhammad Nasir, Lee, Boram, Lee, Kisung, Yeom, Jungyeol

“…The image resolution of computed tomography (CT) scan system can be affected by numbers of factors such as collimator material, collimator design, stopping…”
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New Virtual Frisch-Grid CdZnTe Detector Design With Sub-Millimeter Spatial Resolution by Kisung Lee, Bolotnikov, Aleksey, Seungbin Bae, Roy, Utpal, Camarda, Giuseppe, Petryk, Matthew, Yonggang Cui, Hossain, Anwar, Ge Yang, Dedic, Vaclav, Kihyun Kim, James, Ralph B.

“…We evaluated the performance of a position-sensitive virtual Frisch-grid (VFG) CdZnTe detector, 6 mm ×6 mm ×15 mm, via sensing strips on its side surfaces…”
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Use of virtual Frisch-grid CdZnTe detectors to attain sub-millimeter spatial resolution by Kisung Lee, Bolotnikov, Aleksey, Seungbin Bae, Roy, Utpal, Camarda, Giuseppe, Petryk, Matthew, Yonggang Cui, Hossain, Anwar, Ge Yang, Dedic, Vaclav, Kihyun Kim, James, Ralph

“…The goal of our study was twofold: To determine the distribution of signals in position-sensitive CdZnTe (CZT)-based virtual Frisch-grid detectors (VFGDs) with…”
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Reconstruction of dose distribution in in-beam PET for carbon therapy by Kwangdon Kim, Seungbin Bae, Kisung Lee, Yonghyun Chung, Sujung An, Jinhun Joung

“…There are two main artifacts in reconstructed images from in-beam positron emission tomography(PET). Unlike generic PET, in-beam PET uses the annihilation…”
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FPGA-based multichannel data acquisition system for prototype in-beam PET by Eungi Min, Hyun-Il Kim, Kwangdon Kim, Hakjae Lee, Seungbin Bae, Su Jung An, Yongkown Kim, Yong Hyun Chung, Jinhun Joung

“…In-beam positron emission tomography (PET) is a clinically proven imaging technique for the online investigation of position emitters induced by hadron…”
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Statistics-based position decoding for a block detector by Seungbin Bae, Hakjae Lee, Kisung Lee, Kyeongmin Kim, Hyun-il Kim, Yonghyun Chung, Jinhun Joung

“…We are developing a block detector to be used in in-beam PET for hardron therapy, which consists of a discrete scintillator array and four round-type PMTs. To…”
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Simulation Study on the Effect of Constant Hole Length of Curved Diverging Collimators for Radiation Monitoring Systems by Cha, Hyemi, Leem, Seowung, Cho, Kyeyoung, Kang, Cheolung, Bae, Seungbin, Yu, Byeongjae, Yeom, Jungyeol, Lee, Hakjae, Lee, Kisung

“…The nuclear accident that occurred in Fukushima, Japan, in 2011, resulted in considerable radiation leaks and mass exposure owing to an insufficient initial…”
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Development of organ-specific dual-head single-photon emission computed tomography using variable pinhole collimator by Cha, Hyemi, Cho, Kyeyoung, Jung, Young-Jun, Bae, Seungbin, Kim, Kyeong Min, Kim, Minho, Lee, Hakjae, Lee, Kisung

“…Single-photon emission computed tomography (SPECT) is a nuclear medical imaging method enabling the user to view functional images of patients. The collimator,…”
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Simulation study of a novel target oriented SPECT design using a variable pinhole collimator by Bae, Seungbin, Chun, Jaehee, Cha, Hyemi, Yeom, Jung Yeol, Lee, Kisung, Lee, Hakjae

“…Purpose In the past decade, demands for organ specific (target oriented) single‐photon emission computed tomography (SPECT) is increasing, and several groups…”
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Development of a prototype SPECT system using a variable pinhole collimator by Hyemi Cha, Young-Jun Jung, Eungi Min, Seungbin Bae, Mincheol Ko, Kyeong-Min Kim, Kisung Lee, Hakjae Lee

“…We designed a novel single-photon emission computed tomography (SPECT) system with a variable pinhole (VP) collimator for obtaining high-sensitivity and…”
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Geometric Sensitivity of Variable Pinhole SPECT with a Keel-edge Pinhole Model by Cha, Hyemi, Jung, Young-Jun, Lee, Kisung, Lee, Hakjae, Bae, Seungbin, Bae, Jaekeon

“…A variable pinhole (VP) collimator is formed by stacking several tungsten plates with different apertures. The configuration of the VP can be optimized for…”
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Precise System Models using Crystal Penetration Error Compensation for Iterative Image Reconstruction of Preclinical Quad-Head PET by Lee, Sooyoung, Bae, Seungbin, Lee, Hakjae, Kim, Kwangdon, Lee, Kisung, Kim, Kyeong-Min, Bae, Jaekeon

“…A-PET is a quad-head PET scanner developed for use in small-animal imaging. The dimensions of its volumetric field of view (FOV) are 46.1 × 46.1 × 46.1 mm 3…”
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Development of Compact Gamma Camera using SoC-FPGA based Modularized DAQ by Yu, Byeongjae, Bae, Seungbin, Baek, Cheol-Ha, Yeom, Jung-Yeol, Lee, Kisung, Lee, Hakjae

“…Traditional gamma cameras have large volume and heavy weight because of their large photomultiplier tube volume and low spatial resolution. Therefore, gamma…”
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Two-level multi-pinhole collimator for SPECT imaging using a small-field-of-view gamma camera by Bae, Jaekeon, Bae, Seungbin, Lee, Soo-young, Lee, Kisung, Kim, Yongkwon, Joung, Jinhun, Kim, MinHo, Kim, Kyeong Min

“…The aim of this study was to develop a high-throughput imaging method for single-photon emission computed tomography. We developed a target-oriented…”
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Experimental evaluation of a multi-pinhole collimator for a small organ by using a small-field-of-view gamma camera by Bae, Jaekeon, Bae, Seungbin, Jung, Young-Jun, Lee, Kisung, Kim, Yongkwon, Joung, Jinhun, Kim, Kyeong Min, Kim, Hee-Joung

“…The aim of this study is to design and evaluate a multi-pinhole (MP) collimator for a gamma imaging system that requires a high sensitivity, organ-specific,…”
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Design and performance investigation of a multi-pinhole collimator for a small field of view gamma imaging system by Bae, Jaekeon, Bae, Seungbin, Lee, Kisung, Choi, Yong, Kim, Yongkwon, Joung, Jinhun

“…The aim of this study is to design a collimator for a gamma imaging system that has a small-footprint, a fast-scan-time, and a organ-specific applicability. To…”
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Crystal Area Segmentation for a Scintillation Detector based on Convolutional Neural Network by Leem, Seowung, Yu, Byeongjae, Cha, Hyemi, Cho, Kyeyoung, Miyaoka, Robert, Kang, Cheolung, Lee, Jongmyoung, Bae, Seungbin, Lee, Hakjae, Lee, Kisung

“…Crystal area segmentation is one of the critical procedures for decoding the detector module coupled with scintillation crystal. However, the blurring effect…”
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Data acquisition system for multi channel silicon drift diode-based detector by Kim, Yongkwon, Moon, JaeKook, Lee, Jonghee, Yoon, Kyuyoung, Ahn, Yongbok, Bae, Seungbin, Lee, Hakjae, Lee, Kisung, Joung, Jinhun

“…We have developed front-end electronics and data acquisition unit for a silicon drift diode (SDD) based prototype detector. The prototype detector consists of…”
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Registered collimation for pixellated SPECT detectors by Kisung Lee, Jinhun Joung, Seungbin Bae, Hakjae Lee, Yongkwon Kim, Eunki Min, You-Hyun Kim

“…We investigated a high sensitive collimator (registered collimator) design and associated image reconstruction methods. Its opening was designed to align with…”
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