Zobrazeno 1 - 10
of 48
pro vyhledávání: '"Kyu Bom Kim"'
Publikováno v:
Nuclear Engineering and Technology, Vol 56, Iss 10, Pp 4127-4133 (2024)
Noise reduction in low-dose positron emission tomography (PET) is a well-researched topic aimed at reducing patient radiation doses and improving diagnosis. Software-based noise reduction mainly improves the contrast between regions by reducing the v
Externí odkaz:
https://doaj.org/article/38fb906b177b4a82baf5690fe0ef8593
Publikováno v:
Applied Sciences, Vol 14, Iss 15, p 6842 (2024)
A ventilator central monitoring system (VCMS) that can efficiently respond to and treat patients’ respiratory issues in intensive care units (ICUs) is critical. Using Internet of Things (IoT) technology without loss or delay in patient monitoring d
Externí odkaz:
https://doaj.org/article/0460a280e98f4644888ceb758c8c7a7a
Autor:
Chanwoo Park, Kyu Bom Kim, Min Kyu Baek, In-soo Kang, Seongyeon Lee, Yoon Soo Chung, Heejun Chung, Yong Hyun Chung
Publikováno v:
Nuclear Engineering and Technology, Vol 55, Iss 3, Pp 1009-1014 (2023)
Muon tomography is a useful method for monitoring special nuclear materials (SNMs) such as spent nuclear fuel inside dry cask storage. Multiple Coulomb scattering of muons can be used to provide information about the 3-dimensional structure and atomi
Externí odkaz:
https://doaj.org/article/461d831a4e02497fbd310665bfe04338
Publikováno v:
Nuclear Engineering and Technology, Vol 55, Iss 2, Pp 655-668 (2023)
In radiography, an antiscatter grid is a well-known device for eliminating unexpected x-ray scatter. We investigate a new stationary grid artifact suppression method based on a nonsubsampled contourlet transform (NSCT) incorporated with Gaussian band
Externí odkaz:
https://doaj.org/article/d4b86c1b10604bda91cc012a0dd8d2a9
Publikováno v:
Nuclear Engineering and Technology, Vol 53, Iss 11, Pp 3790-3797 (2021)
Although the individual channel readout method can improve the performance of PET detectors with pixelated photo-sensors, such as silicon photomultiplier (SiPM), this method leads to a significant increase in the number of readout channels. In this s
Externí odkaz:
https://doaj.org/article/9cec4c4307a44c2fb151b6586ff44d46
Autor:
Hankyeol Song, In Soo Kang, Kyu Bom Kim, Chanwoo Park, Min Kyu Baek, Seongyeon Lee, Yong Hyun Chung
Publikováno v:
Nuclear Engineering and Technology, Vol 53, Iss 8, Pp 2646-2651 (2021)
A rectangular-shaped PET system with an adjustable gantry (AGPET) has been developed for imaging small animals. The AGPET system employs a new depth of interaction (DOI) method using a depth dependent reflector patterns and a new digital time pickoff
Externí odkaz:
https://doaj.org/article/1d38df015f854ba7b4700f8b6e885a50
Publikováno v:
Nuclear Engineering and Technology, Vol 52, Iss 10, Pp 2339-2345 (2020)
Radiation imaging systems consisting of a large number of channels greatly benefit from multiplexing methods to reduce the number of channels with minimizing the system complexity and development cost. In conventional pixelated radiation detector mod
Externí odkaz:
https://doaj.org/article/b292dc914eea41e095a4ef034ed2c260
Publikováno v:
Nuclear Engineering and Technology, Vol 52, Iss 10, Pp 2346-2352 (2020)
Dual-energy x-ray absorptiometry (DXA) is the noninvasive method to diagnose osteoporosis disease characterized by low bone mass and deterioration of bone tissue. Many global companies and research groups have developed the various DXA detectors usin
Externí odkaz:
https://doaj.org/article/018d34dec8e54386981b61979d2cbb86
Publikováno v:
Diagnostics, Vol 12, Iss 2, p 338 (2022)
The purpose of this study was to investigate the viability of the proposed method in preventing the loss of metallic components including the clip and coil in cerebral computed tomography angiography (CTA). Forty patients undergoing surgery for aneur
Externí odkaz:
https://doaj.org/article/54fb61479b944554840e7eb991df0d21
Publikováno v:
Journal of the Korean Physical Society. 82:133-138