Zobrazeno 1 - 7
of 7
pro vyhledávání: '"Tom Gunnar Schulman"'
Autor:
Anssi Leppanen, Jussi Kinnari, Tom Gunnar Schulman, Kari Muukkonen, Pasi Juhani Laukka, Tuomas Pantsar, Olli Mannisto, Jouni Ilari Pyyhtia, Konstantinos Spartiotis
Publikováno v:
Nuclear Instruments and Methods in Physics Research Section A: Accelerators, Spectrometers, Detectors and Associated Equipment. 550:267-277
A photon counting CdTe imaging camera suitable for gamma- and X-ray detection has been developed and tested. The current full active imaging area of the gamma/X-ray camera covers 44×44 mm 2 . The camera is built of eight individual detector hybrids
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::ead3e08189724ee123994e1b8b2e2304
https://doi.org/10.1016/j.nima.2005.04.081
https://doi.org/10.1016/j.nima.2005.04.081
Publikováno v:
Nuclear Instruments and Methods in Physics Research Section A: Accelerators, Spectrometers, Detectors and Associated Equipment. 513:579-584
The radiation tolerance of a directly converting digital intra-oral X-ray imaging sensor reported in Spartiotis et al. [Nucl. Instr. and Meth. A 501 (2003) 594] has been tested using a typical dental X-ray beam spectrum. Radiation induced degradation
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::fe85c653f2eaef80a8d6e3f36bb3fb69
https://doi.org/10.1016/s0168-9002(03)01870-9
https://doi.org/10.1016/s0168-9002(03)01870-9
Autor:
Kimmo Puhakka, Tom Gunnar Schulman, Jouni Ilari Pyyhtia, Kari Muukkonen, Konstantinos Spartiotis
Publikováno v:
Nuclear Instruments and Methods in Physics Research Section A: Accelerators, Spectrometers, Detectors and Associated Equipment. 501:594-601
A digital intra-oral X-ray imaging sensor with an active area of 3.6 x 2.9 cm(2) and consisting of six charge-integrating CMOS signal readout circuits bump bonded to one high-resistivity silicon pixel detector has been developed and tested. The pixel
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::bafbd7f4a58c0c14508cd6d9acfae11f
https://doi.org/10.1016/s0168-9002(03)00615-6
https://doi.org/10.1016/s0168-9002(03)00615-6
Autor:
Tom Gunnar Schulman, Anssi Leppanen, Konstantinos Spartiotis, Olli Mannisto, Tuomas Pantsar, Henrik Viking Lohman, Ray Durrant, Jouni Ilari Pyyhtia
Publikováno v:
2008 IEEE Nuclear Science Symposium Conference Record.
Both charge integrating and single photon identifying X- and gamma ray imaging devices constructed of CdTe pixel detectors bump bonded to CMOS ASICs have been developed, tested and utilized in a variety of applications. The charge integrating devices
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::24509765718dbffd848a72750dce968d
https://doi.org/10.1109/nssmic.2008.4775237
https://doi.org/10.1109/nssmic.2008.4775237
Autor:
Tom Gunnar Schulman, Konstantinos Spartiotis, Tuomas Pantsar, Kimmo Puhakka, Jouni Ilari Pyyhtia, Joonas Havulinna, Anssi Leppanen
A real time X-ray imaging sensor consisting of p-type CdTe pixel detectors with barrier type In front contacts (anode) and Pt pixel contacts (cathode) has been developed and tested. The 5 x 5 cm 2 sensor area is covered with four CdTe pixel detectors
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::f84fd686997bd5d61e6ee250ddc2aae3
https://avesis.yyu.edu.tr/publication/details/a31d9985-8653-4391-9981-3f2f8f013158/oai
https://avesis.yyu.edu.tr/publication/details/a31d9985-8653-4391-9981-3f2f8f013158/oai
Autor:
Jaakko Salonen, C. Tieliang, Jouni Ilari Pyyhtia, Bal Sanghera, Z. Karim, M. Sarakinos, Tom Gunnar Schulman, R. Orava, M. Myers, Konstantinos Spartiotis, P. Jalas, A. Epenetos, David J. Allison, I. Suni
Publikováno v:
1996 IEEE Nuclear Science Symposium. Conference Record.
We are presenting clinical images (objects, mammography phantoms, dental phantoms, dead animals) and data from a novel X-ray imaging device and system. The device comprises a pixel semiconductor detector flip-chip joined to an ASIC circuit. CdZnTe an
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::bf890a0394429fe78ee7c736f7ae1af2
https://doi.org/10.1109/nssmic.1996.591636
https://doi.org/10.1109/nssmic.1996.591636
Autor:
Militiadis E. Sarakinos, Jouni Ilari Pyyhtia, David J. Allison, Ilkka Sunni, Tom Gunnar Schulman, Päivi Majander, Bal Sanghera, Konstantinos Spartiotis, M. J. Myers, R. Orava, Agamemnon Epenetos, Jaakko Salonen, Leif Grönberg
Publikováno v:
SPIE Proceedings.
We present an update on a novel direct digital X-ray imaging device and system. The system comprises a mosaic of hybrid solid state semiconductor devices removably mount onto a master plane covering an imaging surface of any desirable shape and size.
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::82c73dd8f6b826087ed7f17fa2a7f82f
https://doi.org/10.1117/12.317055
https://doi.org/10.1117/12.317055