Dr. Umar Shafique Profile

Dr. Umar Shafique

at GE Healthcare

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Author

Publications (4)

Proceedings Article | 1 May 2014 Paper

X-ray imaging sensor arrays on foil using solution processed organic photodiodes and organic transistors

Abhishek Kumar, Date Moet, Jan-Laurens van der Steen, Ashutosh Tripathi, Francisco Rodriguez, Joris Maas, Matthias Simon, Walter Reutten, Alexander Douglas, Rob Raaijmakers, Pawel Malinowski, Kris Myny, Umar Shafique, Ronn Andriessen, Paul Heremans, Gerwin Gelinck

Proceedings Volume 9137, 91370Q (2014) https://doi.org/10.1117/12.2051224

KEYWORDS: Photodiodes, X-ray imaging, X-rays, Sensors, Imaging arrays, Optical sensors, Scintillators, Transistors, Diodes, Electrodes

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Proceedings Article | 3 March 2012 Paper

Characterization of gated selenium photo detector

Shaikh Hasibul Majid, Kai Wang, Nicholas Allec, Umar Shafique, Karim Karim

Proceedings Volume 8313, 83135U (2012) https://doi.org/10.1117/12.912250

KEYWORDS: Sensors, Selenium, X-rays, Electrodes, Photodetectors, Photoresistors, X-ray detectors, X-ray imaging, Electric field sensors, Blue light emitting diodes

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Proceedings Article | 17 March 2011 Paper

Characterization and comparison of lateral amorphous semiconductors with embedded Frisch grid detectors on 0.18um CMOS processed substrate for medical imaging applications

Christos Hristovski, Amir Goldan, Shaikh Hasibul Majid, Kai Wang, Umar Shafique, Karim Karim

Proceedings Volume 7961, 79610Q (2011) https://doi.org/10.1117/12.877708

KEYWORDS: Sensors, Electrodes, External quantum efficiency, Amorphous semiconductors, CMOS sensors, Metals, Capacitance, Photoresistors, Photodetectors, Medical imaging applications

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Proceedings Article | 17 March 2011 Paper

Lateral organic photodetectors for imaging applications

Umar Shafique, Karim Karim

Proceedings Volume 7961, 796103 (2011) https://doi.org/10.1117/12.878812

KEYWORDS: Sensors, Excitons, Photodetectors, Organic semiconductors, Heterojunctions, Electrons, Absorption, Imaging systems, Absorbance, Electrodes

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