Search Results - "McKee, B.T.A."

Characterization of a pinhole tomograph with 180/spl deg/ acquisition by Hewitt, T.A., McKee, B.T.A., Noo, F., Clackdoyle, R., Chamberlain, M.J.

“…Pinhole single photon emission computed tomography (SPECT) offers attractions for thyroid imaging, but acquisition must be limited to 180/spl deg/. The authors…”
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Characterization of a pinhole tomograph with 180° acquisition by Hewitt, T.A., McKee, B.T.A., Noo, F., Clackdoyle, R., Chamberlain, M.J.

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Performance of QPET, a high-resolution 3D PET imaging system for small volumes by McKee, B.T.A., Dickson, A.W., Howse, D.C.

“…QPET is a positron imaging system developed at Queen's University for high-resolution, 3D imaging of small volumes; it includes a pair of planar gamma-ray…”
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A deconvolution scatter correction for a 3-D PET system by McKee, B.T.A., Gurvey, A.T., Harvey, P.J., Howse, D.C.

“…A method to remove the scattered background from a reconstructed image by deconvolution with a point response function which includes the scatter contribution…”
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A source and object dependent scatter correction method for transmission and emission imaging by Hiltz, L.G., McKee, B.T.A.

“…The scattered background in PET imaging has a complex dependency on the source distribution and attenuation object composition and shape, as well as detector…”
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Signal-to-noise ratios for attenuation correction in PET imaging by McKee, B.T.A., Hiltz, L.G., Harvey, P.J.

“…Attenuation correction is an important part of accurate image reconstruction in positron tomography. The usual correction method involves direct measurement of…”
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Compton scattering in a large-aperture positron imaging system by McKee, B.T.A., Hogan, M.J., Howse, D.C.N.

“…Compton scattering of gamma rays within the image volume has been assessed for a large-aperture positron-emission-tomography imaging system. The Compton…”
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Characterization of a pinhole tomograph with 180/spl deg/ acquisition using a discrete vertex set reconstruction algorithm by Hewitt, T.A., McKee, B.T.A., Noo, F., Clackdoyle, R., Chamberlain, M.J.

“…Pinhole single photon emission computed tomography (SPECT) offers attractions for thyroid imaging, but acquisition must be limited to 180/spl deg/. The authors…”
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Vacancy-Formation Energies in Metals from Positron Annihilation by McKee, B. T. A., Triftshäuser, W., Stewart, A. T.

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3D attenuation correction for PET using uncollimated flood source transmission measurements by Hiltz, L.G., Harvey, P.J., Howse, D.C., McKee, B.T.A.

“…A method is presented for attenuation correction for The Queen's University 3-D PET (positron emission tomography) system using a flood source. Transmission…”
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The scatter background in high-resolution pinhole SPECT by McKee, B.T.A., Jammal, R.B., Chamberlain, M.J.

“…The authors have evaluated the scattered background in high-resolution pinhole SPECT by Monte Carlo modeling of a point source of 140 keV photons with an 8 cm…”
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Temperature Dependence of Positron Mean Lives in Metals by MacKenzie, I. K., Khoo, T. L., McDonald, A. B., McKee, B. T. A.

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A new direction in nuclear medicine imaging: Pinhole tomography by McKee, B.T.A., Chamberlain, M.J., Hewitt, T.A.

“…We have mounted a pinhole collimator on a rotating gamma camera and used it to assess the imaging characteristics of pinhole SPECT. Phantoms consisting of…”
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Pressure Dependence of Positron Annihilation Rates in the Alkali Metals by MacKenzie, I. K., LeBlanc, R., McKee, B. T. A.

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