Title

Simulation study on improving the spatial resolution of photon-counting hybrid pixel X-ray detectors

Journal title

Opto-Electronics Review

Yearbook

2021

Volume

29

Issue

4

Authors

Krzyżanowska, Aleksandra ; Szczygieł, Robert

Affiliation

Krzyżanowska, Aleksandra : AGH University of Science and Technology, 30 A. Mickiewicza Ave., 30-059 Krakow, Poland ; Szczygieł, Robert : AGH University of Science and Technology, 30 A. Mickiewicza Ave., 30-059 Krakow, Poland

Keywords

charge-sharing ; subpixel resolution ; pixel detector ; hit allocation ; single photon counting

Divisions of PAS

Nauki Techniczne

Coverage

187-191

Publisher

Polish Academy of Sciences (under the auspices of the Committee on Electronics and Telecommunication) and Association of Polish Electrical Engineers in cooperation with Military University of Technology

Bibliography

1. Ballabriga, et al. Review of hybrid pixel detector readout ASICs for spectroscopic X-ray imaging. J. Instrum. 11, P01007–P01007 (2016). https://doi.org/10.1088/1748-0221/11/01/P01007
2. Taguchi, K. & Iwanczyk, J. S. Vision 20/20: Single photon counting X-ray detectors in medical imaging. Med. Phys. 40, 100901 (2013). https://doi.org/10.1118/1.4820371
3. Bahadur, D. et al. Evolution of structure and dynamics of thermo-reversible nanoparticle gels-A combined XPCS and rheology study. J. Chem. Phys. 151, 10 (2019). https://doi.org/10.1063/1.5111521
4. Sheyfer, et al.Nanoscale critical phenomena in a complex fluid studied by X-ray photon correlation spectroscopy.Phys. Rev. Lett. 125, 125504 (2020). https://doi.org/10.1103/PhysRevLett.125.125504
5. Szczygiel, R., Grybos, P., Maj, P. & Zoladz, M. PXD18k - Fast Single Photon Counting Chip with Energy Window for Hybrid Pixel Detector. in 2011 IEEE Nuclear Science Symposium Conference Record. 932–937 (IEEE, Valencia, Spain 2011). https://doi.org/10.1109/NSSMIC.2011.6154126
6. Nilsson, H. E., Dubari, E., Hjelm, M. & Bertilsson, K. Simulation of photon and charge transport in x-ray imaging semiconductor sensors. Nucl. Instrum. Methods Phys. Res. A. 487, 151–162 (2002). https://doi.org/10.1016/S0168- 9002(02)00959-2
7. Ballabriga, R. et al. The Medipix3RX: a high resolution, zero dead-time pixel detector readout chip allowing spectroscopic imaging. Instrum. 8, C02016–C02016 (2013). https://doi.org/10.1088/1748-0221/8/02/C02016
8. Krzyzanowska, A. et al. Characterization of the photon counting CHASE Jr., chip built in a 40-nm CMOS process with a charge-sharing correction algorithm using a collimated X-ray beam. IEEE Trans. Nucl. Sci. 64, 2561–2568 (2017). https://doi.org/10.1109/TNS.2017.2734821
9. Bellazzini, R. et al. PIXIE III: a very large area photon-counting CMOS pixel ASIC for sharp X-ray spectral imaging. J. Instrum. 10, C01032–C01032 (2015). https://doi.org/10.1088/1748-0221/10/01/C01032
10. Otfinowski, P. et al. Comparison of allocation algorithms for unambiguous registration of hits in presence of charge- sharing in pixel detectors. J. Instrum. 12, C01027–C01027 (2017). http://doi.org/10.1088/1748-0221/12/01/C01027
11. Otfinowski, P., Deptuch, G. W. & Maj, P. Asynchronous approximation of a center of gravity for pixel detectors’ readout circuits. IEEE Solid-State Circuits 53, 1550–1558 (2018). https://doi.org/10.1109/JSSC.2018.2793530
12. Cartier, et al. Micron resolution of MÖNCH and GOTTHARD, small pitch charge integrating detectors with single photon sensitivity. J. Instrum. 9, C05027–C05027 (2014). https://doi.org/10.1088/1748-0221/9/05/C05027
13. Dreier, E. S. et al. Virtual subpixel approach for single-mask phase-contrast imaging using Timepix3. J. Instrum. 14, C01011 (2019). https://doi.org/10.1088/1748-0221/14/01/C01011
14. Maj, P. et al. Measurements of ultra-fast single photon counting chip with energy window and 75 μm pixel pitch with Si and CdTe J. Instrum. 12, C03064 (2017). https://doi.org/10.1088/1748-0221/12/03/C03064
15. Krzyzanowska, A., Niedzielska, A. & Szczygieł, R. Charge-sharing simulations for new digital algorithms achieving subpixel resolution in hybrid pixel detectors. J. Instrum. 15, C02047 (2020). https://doi.org/10.1088/1748- 0221/15/02/C02047
16. Lutz, Semiconductor Radiation Detectors, Device Physics. (Berlin, Heidelberg: Springer Berlin Heidelberg, 2007).
17. NIST XCOM: Photon Cross Sections Database – Introduction. NIST http://www.physics.nist.gov/PhysRefData/Xcom/Text/intro.html (2017).
18. Otfinowski, A. et al. Pattern recognition algorithm for charge-sharing compensation in single photon counting pixel detectors. J. Instrum. 14, C01017 (2019). https://doi.org/10.1088/1748-0221/14/01/C01017

Date

29.03.2022

Type

Article

Identifier

DOI: 10.24425/opelre.2021.139756