Search Results - "Dereniak, E."

A hard X-ray telescope with multilayered supermirrors for balloon observations of cosmic X-ray sources by Tawara, Y., Yamashita, K., Ogasaka, Y., Tamura, K., Haga, K., Okajima, T., Ichimaru, S., Takahashi, S., Gotou, A., Kitou, H., Fukuda, S., Tsusaka, Y., Kunieida, H., Tueller, J., Serlemitsos, P.J., Soong, Y., Chan, K.W., Owens, S.M., Barber, B., Dereniak, E., Young, E.E.

“…We have been developing a hard X-ray telescope utilizing multilayer supermirrors. The international focusing optics collaboration for μ-Crab sensitivity…”
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A gamma-ray imager with multiplexer read-out for use in ultra-high-resolution brain SPECT by BARBER, H. B, BARRETT, H. H, DERENIAK, E. L, HARTSOUGH, N. E, PERRY, D. L, ROBERTS, P. C. T, ROGULSKI, M. M, WOOLFENDEN, J. M, YOUNG, E. T

“…We are developing an ultra-high-resolution SPECT system for brain imaging. The system uses a multiple-pinhole aperture and many modular detectors, each…”
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Body-effect nonlinearity in infrared focal plane array multiplexers by Perry, D.L., Hubbs, J.E., Dereniak, E.L.

“…A hypothetical source-follower-per-detector multiplexer circuit is introduced. An analysis of its DC transfer function is presented, accounting for…”
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Semiconductor pixel detectors for gamma-ray imaging in nuclear medicine by Barber, H.B., Apotovsky, B.A., Augustine, F.L., Barrett, H.H., Dereniak, E.L., Doty, F.P., Eskin, J.D., Hamilton, W.J., Marks, D.G., Matherson, K.J., Venzon, J.E., Woolfenden, J.M., Young, E.T.

“…Semiconductor pixel detectors hold great promise for replacing scintillation cameras in nuclear medicine; improvements in spatial resolution, energy resolution…”
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Progress in developing focal-plane-multiplexer readout for large CdZnTe arrays for nuclear medicine applications by Barber, H.B, Marks, D.G, Apotovsky, B.A, Augustine, F.L, Barrett, H.H, Butler, J.F, Dereniak, E.L, Doty, F.P, Eskin, J.D, Hamilton, W.J, Matherson, K.J, Venzon, J.E, Woolfenden, J.M, Young, E.T

“…We report on the construction and initial testing of a 48 × 48 CdZnTe array with 125 μm pixel spacing and multiplexer readout. Large portions of the array…”
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48x48 CdZnTe array with multiplexer readout by Marks, D G, Barber, H B, Barrett, H H, Dereniak, EL, Eskin, J D, Matherson, K J, Woolfenden, J M, Young, E T, Augustine, F L, Hamilton, W J, Venzon, JE, Apotovsky, BA, Doty, F P

“…We report results of gamma-ray imaging and energy-resolution tests of a 48x48 CdZnTe array. Our detectors have 125 mu m square pixel electrodes produced by…”
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STM imaging of molecular collagen and phospholipid membranes by Voelker, M A, Hameroff, S R, He, J D, Dereniak, E L, McCuskey, R S, Schneiker, C W, Chvapil, T A, Bell, L S, Weiss, L B

“…The application of STM to biological materials has been limited by poor conductivity, sample geometry and stability of biological materials. In this paper we…”
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Snapshot imaging Mueller matrix polarimeter using polarization gratings by Kudenov, Michael W, Escuti, Michael J, Hagen, Nathan, Dereniak, Eustace L, Oka, Kazuhiko

“…A snapshot imaging Mueller matrix polarimeter (SIMMP) is theoretically described and empirically demonstrated through simulation. Spatial polarization fringes…”
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The computed tomography imaging spectrometer by Descour, M.R., Tkaczyk, T.S., Ford, B.K., Lynch, R.M., Locke, A., Dereniak, E.

“…This paper reviews computed tomography imaging spectrometer (CTIS) system operation principle, its capabilities, and past bio-imaging applications. In…”
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Actuation for carbon fiber reinforced polymer active optical mirrors by Jungwirth, M. E. L., Wilcox, C. C., Romeo, R. C., Wick, D. V., Dereniak, E. L., Martin, R. N., Baker, M. S.

“…Adaptive or active elements can alter their shape to remove aberrations or shift focal points. Carbon fiber reinforced polymer (CFRP) material improves upon…”
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Scanning tunneling microscopy (STM) applications to molecular electronics by Hameroff, S., Schneiker, C., Voelker, M., He, J., Dereniak, E., McCuskey, R.

“…The authors describe their efforts to use STM to image and manipulate biomolecular structures such a collagen. They present design considerations for a…”
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Progress in the development of large-area modular 64x64 CdZnTe imaging arrays for nuclear medicine by Matherson, K J, Barber, H B, Barrett, H H, Eskin, J D, Dereniak, E L, Marks, D G, Woolfenden, J M, Young, E T, Augustine, F L

“…Previous efforts by our group have demonstrated the potential of hybrid semiconductor detector arrays for use in gamma-ray imaging applications. In this paper,…”
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Linear calibration and reconstruction techniques for channeled spectropolarimetry by Sabatke, Derek, Locke, Ann, Dereniak, Eustace, McMillan, Robert

“…Channeled spectropolarimetry is a novel method of measuring the spectral and polarization content of light. It employs amplitude modulation to encode all four…”
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Recovery of a flawed hyperspectral imager calibration using optical modeling by Johnson, William, Hege, Keith, O'Connell, Dan, Dereniak, Eustace

“…A reconstructed hyperspectral datacube has been successfully recovered from a badly flawed point-spread function (PSF) observation. The corrected PSF…”
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Development of a 64 × 64 CdZnTe array and associated readout integrated circuit for use in nuclear medicine by Barber, H. B., Barrett, H. H., Augustine, F. L., Hamilton, W. J., Apotovsky, B. A., Dereniak, E. L., Doty, F. P., Eskin, J. D., Garcia, J. P., Marks, D. G., Matherson, K. J., Woolfenden, J. M., Young, E. T.

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A gamma-ray imager with multiplexer readout for use in ultra-high-resolution brain SPECT by Barber, H.B., Barrett, H.H., Dereniak, E.L., Hartsough, N.E., Perry, D.L., Roberts, P.C.T., Rogulski, M.M., Woolfenden, J.M., Young, E.T.

“…An ultra-high-resolution single photon emission computed tomography (SPECT) system for brain imaging is discussed. The system uses a multiple-pinhole aperture…”
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Use of CdZnTe pixel arrays with multiplexer readout to map detector crystal properties by Barber, H.B., Dereniak, E., Eskin, J.D., Hilton, N.R., Marks, D.G., Matherson, K.J., Woolfenden, J.M., Young, E.T.

“…We demonstrate the use of pixel arrays to map CdZnTe detector materials properties in situ. Our readout technique uses a multiplexer containing a gated…”
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Imaging spectrometer captures data in a flash by DESCOUR, M. R, VOLIN, C. E, DERENIAK, E. L

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Optical Radiation Detector Laboratory by Dereniak, Eustace L., Palmer, James M., Roehrig, Hans

“…This paper describes a grduate-level optical radiation detector laboratory course taught at the Optical Sciences Center of the University of Arizona, Tucson,…”
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Gamma ray response of a 48 x 48 Ge PIN photodiode array with multiplexer readout by Barber, H B, Augustine, F L, Barrett, H H, Dereniak, EL, Matherson, K J, Perry, D L, Venzon, JE, Woolfenden, J M, Young, E T

“…We are developing a new kind of gamma-ray imaging device that will have submillimeter spatial resolution and excellent energy resolution. The device is…”
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