Weighted filtered back-projection for source translation computed tomography reconstruction

J Chen, H Yu, S Ni, C Liu, W Ge… - IEEE Transactions on …, 2023 - ieeexplore.ieee.org
Micro-computed tomography (micro-CT) is an indispensable tool to provide attenuation-
based, high-resolution 3-D images in scientific research. However, its current available …

Bpf algorithms for multiple source-translation computed tomography reconstruction

Z Wang, H Yu, Y Huang, S Wang, S Ni… - IEEE Transactions …, 2024 - ieeexplore.ieee.org
Micro-computed tomography (micro-CT) is a widely used state-of-the-art instrument
employed to study the morphological structures of objects in various fields. However, its …

Beam hardening correction for a cone-beam CT system and its effect on spatial resolution

W Zhao, GT Fu, CL Sun, YF Wang, CF Wei… - Chinese …, 2011 - iopscience.iop.org
In this paper, we present a beam hardening correction (BHC) method in three-dimension
space for a cone-beam computed tomography (CBCT) system in a mono-material case and …

A Novel Control System for RF Power System of LINAC

L Fengtian, X Jialin, W Yanshan, W Bosi - Chinese Physics C, 1998 - zgwlc.xml-journal.net
This control system is used to flatten the flat-top of the amplitude and phase macro-pulses of
the high power klystron output. This is of critical importance in improving the electron beam …

Method and apparatus for computed tomography image reconstruction

D Schaefer, M Grass - US Patent 8,787,646, 2014 - Google Patents
(57) ABSTRACT A method and apparatus are provided to reconstruct projec tion data
obtained from CT imaging devices with offset detec tor geometries. According to one aspect …

A reconstruction method through projection data conversion under the displaced detector scanning for industrial cone-beam ct

Q Lin, M Yang, Q Wu, B Tang… - IEEE Transactions on …, 2019 - ieeexplore.ieee.org
In the application of industrial cone-beam computed tomography (CBCT), the displaced
detector scanning mode can significantly enlarge the field of view (FOV) of the CT system …

FBP and BPF reconstruction methods for circular X‐ray tomography with off‐center detector

D Schäfer, M Grass, P van de Haar - Medical physics, 2011 - Wiley Online Library
Purpose: Circular scanning with an off‐center planar detector is an acquisition scheme that
allows to save detector area while keeping a large field of view (FOV). Several filtered back …

A New Type Time Measurement Detector── Multigap Resistive Plate Chamber

C Hong-Fang, L Cheng, W Xiao-Lian, S Ming… - Chinese Physics …, 2002 - cpc.ihep.ac.cn
The structure and working principle of a six-gap resistive plate chamber is discussed. A π-
beam with a momentum of 7GeV/c is used to test this detector, and a time resolution …

A cone-beam tomography system with a reduced size planar detector: A backprojection-filtration reconstruction algorithm as well as numerical and practical …

L Li, Z Chen, L Zhang, Y Xing, K Kang - Applied radiation and isotopes, 2007 - Elsevier
In a traditional cone-beam computed tomography (CT) system, the cost of product and
computation is very high. In this paper, we develop a transversely truncated cone-beam X …

A new method to determine the projected coordinate origin of a cone-beam CT system using elliptical projection

Y Min, J Xu-Ling, L Bao-Lei - Chinese Physics C, 2010 - iopscience.iop.org
In order to determine the projected coordinate origin in the cone-beam CT scanning system
with respect to the Feldkamp-Davis-Kress (FDK) algorithm, we propose a simple yet feasible …