scholarly journals Transmission characteristics of a two dimensional antiscatter grid prototype forCBCT

2017 ◽  
Vol 44 (8) ◽  
pp. 3952-3964 ◽  
Author(s):  
Cem Altunbas ◽  
Brian Kavanagh ◽  
Timur Alexeev ◽  
Moyed Miften
2016 ◽  
Vol 43 (6Part39) ◽  
pp. 3799-3800
Author(s):  
C Altunbas ◽  
B Kavanagh ◽  
M Miften

2002 ◽  
Author(s):  
Olga V. Makarova ◽  
Nicolai A. Moldovan ◽  
Cha-Mei Tang ◽  
Derrick C. Mancini ◽  
Ralu Divan ◽  
...  

2006 ◽  
Vol 45 (5A) ◽  
pp. 4058-4063 ◽  
Author(s):  
Takeshi Tanaka ◽  
Masamichi Akazawa ◽  
Eiichi Sano ◽  
Masaki Tanaka ◽  
Fumiaki Miyamaru ◽  
...  

2013 ◽  
Vol 712-715 ◽  
pp. 1751-1754
Author(s):  
Zhao Xia Wu ◽  
Yuan Long Shao ◽  
Wen Chao Li ◽  
Er Dan Gu

A new type of the two dimensional photonic filter which includes two in-line waveguides and a circular ring resonant cavity is presented in this paper. By using Finite Difference Time Domain (FDTD) method, we calculated and demonstrated the broadband frequency response of the filter and analyzed the impact of changing the dielectric constant of the inner rods on the transmission characteristics of the filter. Compared with the transmission characteristics of a micro-cavity,our numerical results show that such a filter can transmit multiple narrowband signals simultaneously. The number of the passbands of the filter increases with the rings of inner dielectric rods in the cavity. The center wavelength of the passbands can be tuned by adjusting the dielectric constant of the whole rods and inner rods without changing the size of the cavity..


2019 ◽  
Vol 26 (4) ◽  
pp. 1223-1234
Author(s):  
Caofeng Yu ◽  
Meijun Xiong ◽  
Lufei Cui ◽  
Lei Dai

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