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Items: 1 to 20 of 28


Theoretical investigation of the count rate capabilities of in-pixel amplifiers for photon counting arrays based on polycrystalline silicon TFTs.

Liang AK, Koniczek M, Antonuk LE, El-Mohri Y, Zhao Q.

Med Phys. 2018 Oct;45(10):4418-4429. doi: 10.1002/mp.13128. Epub 2018 Sep 14.


Theoretical investigation of the noise performance of active pixel imaging arrays based on polycrystalline silicon thin film transistors.

Koniczek M, Antonuk LE, El-Mohri Y, Liang AK, Zhao Q.

Med Phys. 2017 Jul;44(7):3491-3503. doi: 10.1002/mp.12257. Epub 2017 May 22.


Performance of in-pixel circuits for photon counting arrays (PCAs) based on polycrystalline silicon TFTs.

Liang AK, Koniczek M, Antonuk LE, El-Mohri Y, Zhao Q, Street RA, Lu JP.

Phys Med Biol. 2016 Mar 7;61(5):1968-85. doi: 10.1088/0031-9155/61/5/1968. Epub 2016 Feb 15.


Theoretical investigation of the design and performance of a dual energy (kV and MV) radiotherapy imager.

Liu L, Antonuk LE, El-Mohri Y, Zhao Q, Jiang H.

Med Phys. 2015 Apr;42(4):2072-84. doi: 10.1118/1.4915120.


Optimization of the design of thick, segmented scintillators for megavoltage cone-beam CT using a novel, hybrid modeling technique.

Liu L, Antonuk LE, El-Mohri Y, Zhao Q, Jiang H.

Med Phys. 2014 Jun;41(6):061916. doi: 10.1118/1.4875724.


Optimization of the performance of segmented scintillators for radiotherapy imaging through novel binning techniques.

El-Mohri Y, Antonuk LE, Choroszucha RB, Zhao Q, Jiang H, Liu L.

Phys Med Biol. 2014 Feb 21;59(4):797-818. doi: 10.1088/0031-9155/59/4/797. Epub 2014 Feb 3.


Development of active matrix flat panel imagers incorporating thin layers of polycrystalline HgI(2) for mammographic x-ray imaging.

Jiang H, Zhao Q, Antonuk LE, El-Mohri Y, Gupta T.

Phys Med Biol. 2013 Feb 7;58(3):703-14. doi: 10.1088/0031-9155/58/3/703. Epub 2013 Jan 14. Erratum in: Phys Med Biol. 2013 Apr 21;58(8):2733.


Countering beam divergence effects with focused segmented scintillators for high DQE megavoltage active matrix imagers.

Liu L, Antonuk LE, Zhao Q, El-Mohri Y, Jiang H.

Phys Med Biol. 2012 Aug 21;57(16):5343-58. doi: 10.1088/0031-9155/57/16/5343. Epub 2012 Aug 1.


Low-dose megavoltage cone-beam CT imaging using thick, segmented scintillators.

El-Mohri Y, Antonuk LE, Zhao Q, Choroszucha RB, Jiang H, Liu L.

Phys Med Biol. 2011 Mar 21;56(6):1509-27. doi: 10.1088/0031-9155/56/6/001. Epub 2011 Feb 16.


Performance evaluation of polycrystalline HgI2 photoconductors for radiation therapy imaging.

Zhao Q, Antonuk LE, El-Mohri Y, Wang Y, Du H, Sawant A, Su Z, Yamamoto J.

Med Phys. 2010 Jun;37(6):2738-48.


Monte Carlo investigations of the effect of beam divergence on thick, segmented crystalline scintillators for radiotherapy imaging.

Wang Y, El-Mohri Y, Antonuk LE, Zhao Q.

Phys Med Biol. 2010 Jul 7;55(13):3659-73. doi: 10.1088/0031-9155/55/13/006. Epub 2010 Jun 4.


Active pixel imagers incorporating pixel-level amplifiers based on polycrystalline-silicon thin-film transistors.

El-Mohri Y, Antonuk LE, Koniczek M, Zhao Q, Li Y, Street RA, Lu JP.

Med Phys. 2009 Jul;36(7):3340-55.


Quality assurance for kilo- and megavoltage in-room imaging and localization for off- and online setup error correction.

Balter JM, Antonuk LE.

Int J Radiat Oncol Biol Phys. 2008;71(1 Suppl):S48-52. doi: 10.1016/j.ijrobp.2007.06.080.


Investigation of the signal behavior at diagnostic energies of prototype, direct detection, active matrix, flat-panel imagers incorporating polycrystalline HgI2.

Du H, Antonuk LE, El-Mohri Y, Zhao Q, Su Z, Yamamoto J, Wang Y.

Phys Med Biol. 2008 Mar 7;53(5):1325-51. doi: 10.1088/0031-9155/53/5/011. Epub 2008 Feb 14.


Performance of a direct-detection active matrix flat panel dosimeter (AMFPD) for IMRT measurements.

Chen Y, Moran JM, Roberts DA, El-Mohri Y, Antonuk LE, Fraass BA.

Med Phys. 2007 Dec;34(12):4911-22.


Slit design for efficient and accurate MTF measurement at megavoltage x-ray energies.

Sawant A, Antonuk L, El-Mohri Y.

Med Phys. 2007 May;34(5):1535-45.

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