Search Results - "Schmand, M."

Evaluation of a modular all-in-one high-resolution PET detector and readout electronics setup by Schmidt, F P, Krämer, J C, Parl, C, Schmand, M, Pichler, B J

“… The all-in-one solution and modularity of the C13500 series TOF-PET detector modules (Hamamatsu Photonics K.K., Hamamatsu, Japan) make them a highly…”
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The ECAT HRRT: performance and first clinical application of the new high resolution research tomograph by Wienhard, K., Schmand, M., Casey, M.E., Baker, K., Bao, J., Eriksson, L., Jones, W.F., Knoess, C., Lenox, M., Lercher, M., Luk, P., Michel, C., Reed, J.H., Richerzhagen, N., Treffert, J., Vollmar, S., Young, J.W., Heiss, W.D., Nutt, R.

“…The ECAT HRRT is a three-dimensional (3-D) only dedicated brain tomograph employing the new scintillator lutetium-oxy-orthosilicate (LSO) and using depth of…”
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Evaluation of an MR-compatible blood sampler for PET by Breuer, J, Grazioso, R, Zhang, N, Schmand, M, Wienhard, K

“…The integration of magnetic resonance imaging (MRI) and positron emission tomography (PET) is an upcoming hybrid imaging technique. Prototype scanners for…”
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An investigation of sensitivity limits in PET scanners by Eriksson, L., Townsend, D., Conti, M., Eriksson, M., Rothfuss, H., Schmand, M., Casey, M.E., Bendriem, B.

“…Current systems for positron emission tomography (PET) generally cover a small solid angle which implies low sensitivity and therefore patient studies are…”
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Measurements and Ray-Tracing Simulations of Light Spread in LSO Crystals by Bauer, F., Corbeil, J., Schmand, M., Henseler, D.

“…We report on measurements of the absolute light output from LSO crystals for irradiation with 511 keV gamma rays as a function of interaction position,…”
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Timing performance of Hi-Rez detector for time-of-flight (TOF) PET by Aykac, M., Bauer, F., Williams, C.W., Loope, M., Schmand, M.

“…Positron emission tomography (PET)-based on time-of-flight (TOF) is desired to enhance the image quality by improving the noise variance in the reconstruction…”
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Design of a small animal PET imaging system with 1 microliter volume resolution by Rouze, N.C., Schmand, M., Siegel, S., Hutchins, G.D.

“…The design of a new scanner for use in small animal PET imaging is described. The goal is to achieve 1 mm FWHM resolution in each of three orthogonal…”
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Performance results of a new DOI detector block for a high resolution PET-LSO research tomograph HRRT by Schmand, M., Eriksson, L., Casey, M.E., Andreaco, M.S., Melcher, C., Wienhard, K., Flugge, G., Nutt, R.

“…To improve the spatial resolution and uniformity in modern high resolution brain PET systems over the entire field of view (FOV), it is necessary to archive…”
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Evaluation of simulation-based scatter correction for 3-D PET cardiac imaging by Watson, C.C., Newport, D., Casey, M.E., deKemp, R.A., Beanlands, R.S., Schmand, M.

“…Quantitative imaging of the human thorax poses one of the most difficult challenges for three-dimensional (3-D) (septaless) positron emission tomography (PET),…”
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Experience with scintillators for PET: towards the fifth generation of PET scanners by Eriksson, L, Townsend, D, Eriksson, M, Melcher, C, Schmand, M, Bendriem, B, Nutt, R

“…Since the ECAT 2, the first commercial positron emission tomograph developed by EG&G ORTEC, four generations of scanners can be identified. The first such…”
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The ECAT HRRT: NEMA NEC evaluation of the HRRT system, the new high-resolution research tomograph by Eriksson, L., Wienhard, K., Eriksson, M., Casey, M.E., Knoess, C., Bruckbauer, T., Hamill, J., Schmand, M., Gremillion, T., Lenox, M., Conti, M., Bendriem, B., Heiss, W.D., Nutt, R.

“…The ECAT HRRT (high-resolution research tomograph) is a three-dimensional(3-D)-only dedicated brain positron emission tomograph (PET) with LSO and GSO…”
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New approach to obtain high resolution using conventional block designs in PET by Aykac, M., Grazioso, R., Bean, K., Schmand, M.

“…High spatial resolution is essential to image small lesions in positron emission tomography. Traditional methods suggest using small crystals to obtain high…”
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Advances in the scintillation performance of LSO:Ce single crystals by Melcher, C.L., Spurrier, M.A., Eriksson, L., Eriksson, M., Schmand, M., Givens, G., Terry, R., Homant, T., Nutt, R.

“…We investigated the scintillation characteristics of 2186 LSO crystals that were cut from over 400 crystal boules. We measured the light output and energy…”
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APD performance in light sharing PET applications by Grazioso, R., Aykac, M., Casey, M.E., Givens, G., Schmand, M.

“…An APD-based, light-sharing detector has been evaluated for use in PET. The detector configuration is a 2 /spl times/ 2 array of 5 mm /spl times/ 5 mm…”
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Scintillation properties of LSO:Ce boules by Melcher, C.L., Schmand, M., Eriksson, M., Eriksson, L., Casey, M., Nutt, R., Lefaucheur, J.L., Chai, B.

“…We investigated the scintillation characteristics of 1880 LSO crystals that were cut from 76 crystal boules. We measured the light output and energy resolution…”
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Monte Carlo simulation study of LSO crystals by Rothfuss, H., Casey, M., Conti, M., Doshi, N., Eriksson, L., Schmand, M.

“…In order to study light transport in LSO crystals for PET, we simulated single crystals and block detectors using Detect2000. We devised basic experiments to…”
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Dynode-Timing Method for PET Block Detectors by Bauer, F., Nan Zhang, Schmand, M., Loope, M., Eriksson, L., Aykac, M.

“…The focus of this paper is the investigation of a new dynode-timing technique optimized for PET block detectors. This method allows utilization of dynode…”
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Performance Study of the New Hamamatsu R9779 and Photonis XP20D0 Fast 2" Photomultipliers by Bauer, F., Aykac, M., Loope, M., Williams, C.W., Eriksson, L., Schmand, M.

“…The focus of this paper is the evaluation of the new fast 51 mm-diameter, 8-stage Hamamatsu R9779 photomultipliers (PMTs) with an acceleration-ring at the…”
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Advantages using pulse shape discrimination to assign the depth of interaction information (DOI) from a multi layer phoswich detector by Schmand, M., Eriksson, L., Casey, M.E., Wienhard, K., Flugge, G., Nutt, R.

“…Recently new high resolution brain PET and PET/SPECT tomographs have been discussed using phoswich detectors. The detector design is based on two layers of…”
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Investigation of LSO crystals for high spatial resolution positron emission tomography by Casey, M.E., Eriksson, L., Schmand, M., Andreaco, M.S., Dahlbom, M., Nutt, R., Paulus, M.

“…In order to achieve high sensitivity and maintain good uniform spatial. Resolution over the field of view in high resolution PET systems, adequate depth of…”
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