Geometric comparison of chest tomosynthesis system with thermionic filament and carbon nanotube field emitter-based x-ray sources

  • Jinho Choi
  • , Junho Yu
  • , Hanna Lee
  • , Amar Prasad Gupta
  • , Mrinal Bhusal Sharma
  • , Jaekyu Jang
  • , Jaeik Jung
  • , Won Jung Lee
  • , Seung Jun Yeo
  • , Moonkyoo Kong
  • , Jehwang Ryu

Research output: Chapter in Book/Report/Conference proceedingConference contributionpeer-review

2 Citations (Scopus)

Abstract

A stationary digital tomosynthesis system using 43 carbon nanotube (CNT) field emission X-ray sources has been developed to overcome some issues in traditional chest tomography synthesis systems using a single X-ray source. This new system utilizes CNTs to digitize X-ray source, allowing for the acquisition of high-resolution 3D X-ray images without motion blur. The system has been compared to a traditional tomosynthesis system using a thermionic source based on filament. This study reports a multi-array X-ray device, in which a body part made of an insulating material, which is a non-metallic material, provides a natural insulating environment to generate high-performance X-ray devices. In this study, the new CNT field emitter-based X-ray sources are designed, fabricated, and developed to improve resolution compared to the filament-based X-ray sources. Also, we compare the geometric difference between two tomosynthesis systems, and it is expected to provide high-resolution 3D images for chest diagnosis in the medical field.

Original languageEnglish
Title of host publicationMedical Imaging 2023
Subtitle of host publicationPhysics of Medical Imaging
EditorsLifeng Yu, Rebecca Fahrig, John M. Sabol
PublisherSPIE
ISBN (Electronic)9781510660311
DOIs
Publication statusPublished - 2023
EventMedical Imaging 2023: Physics of Medical Imaging - San Diego, United States
Duration: 19 Feb 202323 Feb 2023

Publication series

NameProgress in Biomedical Optics and Imaging - Proceedings of SPIE
Volume12463
ISSN (Print)1605-7422

Conference

ConferenceMedical Imaging 2023: Physics of Medical Imaging
Country/TerritoryUnited States
CitySan Diego
Period19/02/2323/02/23

Bibliographical note

Publisher Copyright:
© COPYRIGHT SPIE. Downloading of the abstract is permitted for personal use only.

Keywords

  • Carbon nanotube
  • Field emission
  • Multi-array X-ray source
  • Tomosynthesis

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