A comparative study of scintillator combining methods for flat-panel X-ray image sensors

MS Kim, KT Lim, G Kim, G Cho - … and Methods in Physics Research Section …, 2018 - Elsevier
An X-ray transmission imaging based on scintillation detection method is the most widely
used radiation technique particularly in the medical and industrial areas. As the name …

Improvement of the sensitivity and spatial resolution of pixelated CsI: Tl scintillator with reflective coating

BK Cha, JH Bae, C Lee, H Jeon, H Kim… - Nuclear Instruments and …, 2009 - Elsevier
Pixelated-scintillator films used for X-ray image sensors were developed and tested. The air
gap between scintillator pixels reduces the transport of visible light photons generated by X …

Structured scintillators for X-ray imaging with micrometre resolution

UL Olsen, S Schmidt, HF Poulsen, J Linnros… - Nuclear Instruments and …, 2009 - Elsevier
A 3D X-ray detector for imaging of 30–200keV photons is described. It comprises a stack of
semitransparent structured scintillators, where each scintillator is a regular array of …

An X-ray imaging detector based on pixel structured scintillator

BJ Kim, G Cho, BK Cha, B Kang - Radiation Measurements, 2007 - Elsevier
An X-ray imaging detector consisting of a silicon charge coupled device (CCD) and pixel
structured scintillator was developed to improve spatial resolution. The pixelated structure …

A pixelated CsI (Tl) scintillator for CMOS-based X-ray image sensor

BK Cha, BJ Kim, G Cho, SC Jeon… - 2006 IEEE Nuclear …, 2006 - ieeexplore.ieee.org
Direct and indirect imaging detectors for digital radiography have been developed during
the past a few years. Among scintillators, columnar CsI (Tl) screens are used for indirect …

A theoretical model evaluating the angular distribution of luminescence emission in X-ray scintillating screens

I Kandarakis, D Cavouras, D Nikolopoulos… - Applied Radiation and …, 2006 - Elsevier
The aim of this study was to examine the angular distribution of the light emitted from
radiation-excited scintillators in medical imaging detectors. This distribution diverges from …

Design and performance evaluation of different high-resolution scintillators in digital X-ray imaging detector

BK Cha, S Jeon, M Lee, H Lee, H Cho… - Nuclear Instruments and …, 2024 - Elsevier
In recent years, digital X-ray imaging detectors with indirect detection technology have been
widely used in dental digital radiography such as intra-oral, panorama and dental CT. These …

Performance studies of a monolithic scintillator-CMOS image sensor for X-ray application

BK Cha, JH Bae, BJ Kim, H Jeon, G Cho - Nuclear Instruments and …, 2008 - Elsevier
We proposed the direct deposition of CsI (Tl) scintillator layer with pixelated structure on a
CMOS image sensor (CIS) in order to improve the spatial resolution. CMOS sensors …

The evolution of scintillating medical detectors

E Hell, W Knüpfer, D Mattern - Nuclear Instruments and Methods in Physics …, 2000 - Elsevier
The principle of scintillation detectors has been among the first realizations of radiation
detectors. Despite ongoing attempts to switch to direct converting detectors, scintillators …

[HTML][HTML] Effect of different scintillator choices on the X-ray imaging performance of CMOS sensors

RP Alikunju, S Kearney, R Moss, A Khan… - Nuclear Instruments and …, 2023 - Elsevier
The ability of wafer scale Complementary Metal Oxide Semiconductor (CMOS) imagers to
integrate sensing with analogue to digital conversion at the pixel level has led to their …