Search Results - "Hong, Seong Jong"

SiPM-based gamma detector with a central GRIN lens for a visible/NIRF/gamma multi-modal laparoscope by Han, Young Been, Song, Seong Hyun, Kang, Han Gyu, Lee, Ho-Young, Hong, Seong Jong

“…Intraoperative imaging has been studied using conventional devices such as near infrared (NIR) optical probes and gamma probes. However, these devices have…”
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Proof-of-concept of a multimodal laparoscope for simultaneous NIR/gamma/visible imaging using wavelength division multiplexing by Kang, Han Gyu, Song, Seong Hyun, Han, Young Been, Lee, Ho-Young, Kim, Kyeong Min, Hong, Seong Jong

“…An optical/nuclear hybrid surgical technique using ICG- Tc-nanocolloid can improve lesion detectability by detecting both fluorescence and gamma signals…”
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A Dual-Ended Readout Detector Using a Meantime Method for SiPM TOF-DOI PET by Kang, Han Gyu, Ko, Guen Bae, Rhee, June Tak, Kim, Kyeong Min, Lee, Jae Sung, Hong, Seong Jong

“…We have investigated a dual-ended readout detector based on two silicon photo-multipliers (SiPMs) using a 30 mm long cerium-doped lutetium-yttrium…”
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An investigation of medical radiation detection using CMOS image sensors in smartphones by Kang, Han Gyu, Song, Jae-Jun, Lee, Kwonhee, Nam, Ki Chang, Hong, Seong Jong, Kim, Ho Chul

“…Medical radiation exposure to patients has increased with the development of diagnostic X-ray devices and multi-channel computed tomography (CT). Despite the…”
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Development of small-animal PET prototype using silicon photomultiplier (SiPM): initial results of phantom and animal imaging studies by Kwon, Sun Il, Lee, Jae Sung, Yoon, Hyun Suk, Ito, Mikiko, Ko, Guen Bae, Choi, Jae Yeon, Lee, Sung-Hyuk, Chan Song, In, Jeong, Jae Min, Lee, Dong Soo, Hong, Seong Jong

“…Silicon photomultiplier (SiPM; also called a Geiger-mode avalanche photodiode) is a promising semiconductor photosensor in PET and PET/MRI because it is…”
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A feasibility study of an integrated NIR/gamma/visible imaging system for endoscopic sentinel lymph node mapping by Kang, Han Gyu, Lee, Ho‐Young, Kim, Kyeong Min, Song, Seong‐Hyun, Hong, Gun Chul, Hong, Seong Jong

“…Purpose The aim of this study is to integrate NIR, gamma, and visible imaging tools into a single endoscopic system to overcome the limitation of NIR using…”
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A Four-Layer DOI Detector With a Relative Offset for Use in an Animal PET System by Ito, Mikiko, Lee, Jae Sung, Kwon, Sun Il, Lee, Geon Song, Hong, Byungsik, Lee, Kyong Sei, Sim, Kwang-Souk, Lee, Seok Jae, Rhee, June Tak, Hong, Seong Jong

“…For animal PET systems to achieve high sensitivity without adversely affecting spatial resolution, they must have the ability to measure depth-of-interaction…”
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Design and simulation of a novel method for determining depth-of-interaction in a PET scintillation crystal array using a single-ended readout by a multi-anode PMT by Ito, Mikiko, Lee, Jae Sung, Park, Min-Jae, Sim, Kwang-Souk, Hong, Seong Jong

“…PET detectors with depth-of-interaction (DOI) encoding capability allow high spatial resolution and high sensitivity to be achieved simultaneously. To obtain…”
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Development of a front-end analog circuit for multi-channel SiPM readout and performance verification for various PET detector designs by Ko, Guen Bae, Yoon, Hyun Suk, Kwon, Sun Il, Lee, Chan Mi, Ito, Mikiko, Hong, Seong Jong, Lee, Dong Soo, Lee, Jae Sung

“…Silicon photomultipliers (SiPMs) are outstanding photosensors for the development of compact imaging devices and hybrid imaging systems such as positron…”
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An Investigation Into the Use of Geiger-Mode Solid-State Photomultipliers for Simultaneous PET and MRI Acquisition by Seong Jong Hong, In Chan Song, Ito, M., Sun Il Kwon, Geon Song Lee, Kwang-Souk Sim, Kwang Suk Park, June Tak Rhee, Jae Sung Lee

“…Photon detecting Geiger-mode solid-state devices are being actively researched and developed because, unlike photo- multiplier tubes (PMT), they can be used in…”
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Concept Verification of Three-Layer DOI Detectors for Small Animal PET by Hong, Seong Jong, Kwon, Sun Il, Ito, Mikiko, Lee, Geon Song, Sim, Kwang-Souk, Park, Kwang Suk, Rhee, June Tak, Lee, Jae Sung

“…Improved spatial resolution without sacrificing sensitivity is one of the most challenging developmental goals for small animal PET scanners. The 3-layer…”
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Allocation of flexible and indivisible resources with decision postponement and demand learning by Bish, Ebru K., Lin, Kyle Y., Hong, Seong-Jong

“…We consider a firm that uses two perishable resources to satisfy two demand types. Resources are flexible such that each resource can be used to satisfy either…”
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A Feasibility Study on the Use of Optical Fibers for the Transfer of Scintillation Light to Silicon Photomultipliers by Hong, Seong Jong, Kim, Chan Mi, Cho, Sung Mook, Woo, Heon, Ko, Guen Bae, Kwon, Sun Il, Rhee, June Tak, Song, In Chan, Lee, Jae Sung

“…Integrated PET/MRI units with simultaneous acquisition capability are set to play an important role in studies of human breast and prostate imaging and brain…”
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Initial results of simultaneous PET/MRI experiments with an MRI-compatible silicon photomultiplier PET scanner by Yoon, Hyun Suk, Ko, Guen Bae, Kwon, Sun Il, Lee, Chan Mi, Ito, Mikiko, Chan Song, In, Lee, Dong Soo, Hong, Seong Jong, Lee, Jae Sung

“…The most investigated semiconductor photosensor for MRI-compatible PET detectors is the avalanche photodiode (APD). However, the silicon photomultiplier…”
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Lens implementation on the GATE Monte Carlo toolkit for optical imaging simulation by Kang, Han Gyu, Song, Seong Hyun, Han, Young Been, Kim, Kyeong Min, Hong, Seong Jong

“…Optical imaging techniques are widely used for in vivo preclinical studies, and it is well known that the Geant4 Application for Emission Tomography (GATE) can…”
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Development of a multi-modal imaging system for single-gamma and fluorescence fusion images by Han, Young Been, Hong, Seong Jong, Lee, Ho-Young, Song, Seong Hyun

“…Although radiation and chemotherapy methods for cancer therapy have advanced significantly, surgical resection is still recommended for most cancers…”
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Positron emission tomography (PET) detectors with depth-of- interaction (DOI) capability by Ito, Mikiko, Hong, Seong Jong, Lee, Jae Sung

“…Because positron emission tomography (PET) provides biochemical information in vivo with the sensitivity at the sub-pico-molar level, pre-clinical research…”
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Comparative evaluation of three microPET series systems using Monte Carlo simulation: sensitivity and scatter fraction by Jin Su Kim, Jae Sung Lee, Min Jae Park, Seong Jong Hong, Dong Soo Lee

“…SIEMENS Inveon is newly released fully multi-modality animal dedicated PET incorporated with SPECT and CT scanner. In this study, Monte Carlo simulation model…”
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Four-layer DOI detector with a relative offset in animal PET system by Ito, M., Seong Jong Hong, Jae Sung Lee, Sun Il Kwon, Geon Song Lee, Kwang Suk Park, Byungsik Hong, Kyong Sei Lee, Seok Jae Lee, June Tak Rhee, Kwang-Souk Sim

“…In order to build an animal PET system with high sensitivity and resolution, we propose a four-layer PET system which provides the DOI (depth of interaction)…”
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Multimodal laparoscopic coincidence gamma imaging system for near-infrared fluorescence guided surgery: a preclinical study by Song, Seong Hyun, Hong, Seong Jong, Lee, Ho Young, Kang, Han Gyu, Han, Young Been

“…Minimally invasive surgery has advantages in terms of quality of life and patient outcomes. Recently, near-infrared (NIR) fluorescence guided surgery has…”
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