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| Content Provider | IEEE Xplore Digital Library |
|---|---|
| Author | Hao Peng Simpson, P.J. Chronik, B.A. |
| Copyright Year | 1963 |
| Abstract | We are developing a positron emission tomography and field-cycled magnetic resonance imaging (PET/FCMRI) dual modality system. The low magnetic field strength of a FCMRI system makes it possible to implement a PET system based upon novel photomultiplier tubes (PMTs), instead of solid-state photodetectors. In this work, the performance of a fine-mesh PMT (Hamamatsu H6153-70) has been investigated. In the static magnetic field, the response of gain, energy resolution, time resolution and efficiency of the mesh PMT, as well as its angular response and positioning uniformity were studied as a function of field strength (from zero up to 24 mT). In the dynamic magnetic field, the short-term recovery behavior and the long-term performance stability of the mesh PMT were studied under three dB/dt configurations (7.3, 11.0 and 14.5 T/s). The relevance of these results to the possible integration of PET with FCMRI systems is discussed. |
| Sponsorship | IEEE Nuclear and Plasma Sciences Society Computer Applications in Nuclear and Plasma Sciences (CANPS) Lawrence Berkeley Lab. Lawrence Livermore Nat. Lab. APS College of William and Mary Continuous Electron Beam Accelerator Facility NASA Defence Nuclear Agency Sandia National Laboratories Jet Propulsion Laboratory Brookhaven Nat. Lab. Lawrence Livermore Nat. Lab IEEE/NPPS Radiat. Effects Committee Defence Nuclear Agency/DoD Sandia National Laboratories/DOE Jet Propulsion Laboratory/NASA Phillips Lab./DoD |
| Starting Page | 31 |
| Ending Page | 39 |
| Page Count | 9 |
| File Size | 819870 |
| File Format | |
| ISSN | 00189499 |
| Volume Number | 57 |
| Issue Number | 1 |
| Language | English |
| Publisher | Institute of Electrical and Electronics Engineers, Inc. (IEEE) |
| Publisher Date | 2010-02-01 |
| Publisher Place | U.S.A. |
| Access Restriction | One Nation One Subscription (ONOS) |
| Rights Holder | Institute of Electrical and Electronics Engineers, Inc. (IEEE) |
| Subject Keyword | Photomultipliers Positron emission tomography Magnetic resonance imaging Prototypes Magnetic fields Photodetectors Magnets Solid state circuits Energy resolution Computed tomography positron emission tomography Dual modality magnetic resonance imaging mesh photomultiplier tube |
| Content Type | Text |
| Resource Type | Article |
| Subject | Nuclear and High Energy Physics Electrical and Electronic Engineering Nuclear Energy and Engineering |
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