Cheonghae Lee

Effective atomic number image determination with an energy-resolving photon-counting detector using polychromatic X-ray attenuation by correcting for the beam hardening effect and detector response

Natsumi Kimoto, Hiroaki Hayashi, Takumi Asakawa et al. · Applied Radiation and Isotopes · 2021 · 30 citations

Radiation Detection, Physics, Health Sciences +9

A novel algorithm for extracting soft-tissue and bone images measured using a photon-counting type X-ray imaging detector with the help of effective atomic number analysis

Natsumi Kimoto, Hiroaki Hayashi, Cheonghae Lee et al. · Applied Radiation and Isotopes · 2021 · 24 citations

Bone Imaging, Engineering, Health Sciences +14

Experimental study of X-ray dose reduction factor when using various size bismuth and lead particles

Tatsuya Maeda, Hiroaki Hayashi, Cheonghae Lee et al. · Radiation Physics and Chemistry · 2022 · 13 citations

X-ray Spectroscopy, Various Size Bismuth, Physics +4

Thyroid dose reduction shield with the generation of less artifacts used for fast chest CT examination

Kazuki Takegami, Hiroaki Hayashi, Tatsuya Maeda et al. · Radiation Physics and Chemistry · 2022 · 13 citations

Computed Tomography, Medical Imaging, Thyroid Disease +9