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e4a5ce7f5a3d131eba01f5aeb1bfb354 jobTitle Senior Research Fellow
e4a5ce7f5a3d131eba01f5aeb1bfb354 research overview <p>My research interests are in semiconductor image sensors for science, where the term&quot;imaging&quot; covers everything from infrared, visible and X-ray wavelengths to&nbsp;minimum ionising particles in high energy physics.</p><ul><li>High performance CCDs</li><li>CMOS&nbsp;image sensors</li><li>Monolithic&quot;CCD in CMOS&quot; devices</li><li>Semiconductor physics</li><li>Device simulations</li><li>Radiation damage effects in semiconductors and their influence on device performance</li><li>Detector electronics and data acquisition systems</li></ul>
e4a5ce7f5a3d131eba01f5aeb1bfb354 hasMembership faculty-of-science,-technology,-engineering&mathematics
e4a5ce7f5a3d131eba01f5aeb1bfb354 biography <p>Presently I am Senior Research Fellow at the<a href="http://www2.open.ac.uk/pssri/cei/">Centre for Electronic Imaging (CEI)</a>. Most of my&nbsp;work is focused on the design and evaluation of novel&nbsp;image sensors for scientific applications, manufactured&nbsp;in CMOS technology. The research topics&nbsp;I am working on now are&nbsp;electron multiplication in CMOS imagers,&nbsp;achieving full&nbsp;depletion&nbsp;in CMOS sensors for maximum quantum efficiency, dynamic charge collection effects in CCDs, and radiation damage effects.</p><p>From 2001-2008&nbsp;I worked at&nbsp;STFC Rutherford Appleton Laboratory (RAL) on the development of&nbsp;3 generations of column-parallel CCDs and 2 generations of CMOS-based in-situ storage image sensors, readout ASICs and support electronics for the vertex detector at the proposed International Linear Collider.&nbsp;I also lead the&nbsp;development of one of the first devices in the world incorporating buried channel CCD in specially modified 0.18&mu;m CMOS process.</p><p>From 2008-2012 I was with the technology consultancy company<a href="http://www.sentec.co.uk/">Sentec Ltd.</a>in Cambridge (UK), working on a variety of new technologies for&nbsp;industrial and consumer applications.&nbsp;&nbsp;</p><p><strong>Qualifications</strong></p><p>MSc in Applied Physics from Sofia University, Bulgaria (1994).</p><p>PhD in Physics from Saga University, Japan (2001).</p>
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e4a5ce7f5a3d131eba01f5aeb1bfb354 label Dr Konstantin Stefanov
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e4a5ce7f5a3d131eba01f5aeb1bfb354 Given name K. D.
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e4a5ce7f5a3d131eba01f5aeb1bfb354 Given name Konstantin D.
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e4a5ce7f5a3d131eba01f5aeb1bfb354 name Konstantin Stefanov
e4a5ce7f5a3d131eba01f5aeb1bfb354 name K. D. Stefanov
e4a5ce7f5a3d131eba01f5aeb1bfb354 name K. Stefanov
e4a5ce7f5a3d131eba01f5aeb1bfb354 name K.D. Stefanov
e4a5ce7f5a3d131eba01f5aeb1bfb354 name Konstantin D. Stefanov
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e4a5ce7f5a3d131eba01f5aeb1bfb354 Description <p>Presently I am Senior Research Fellow at the<a href="http://www2.open.ac.uk/pssri/cei/">Centre for Electronic Imaging (CEI)</a>. Most of my&nbsp;work is focused on the design and evaluation of novel&nbsp;image sensors for scientific applications, manufactured&nbsp;in CMOS technology. The research topics&nbsp;I am working on now are&nbsp;electron multiplication in CMOS imagers,&nbsp;achieving full&nbsp;depletion&nbsp;in CMOS sensors for maximum quantum efficiency, dynamic charge collection effects in CCDs, and radiation damage effects.</p><p>From 2001-2008&nbsp;I worked at&nbsp;STFC Rutherford Appleton Laboratory (RAL) on the development of&nbsp;3 generations of column-parallel CCDs and 2 generations of CMOS-based in-situ storage image sensors, readout ASICs and support electronics for the vertex detector at the proposed International Linear Collider.&nbsp;I also lead the&nbsp;development of one of the first devices in the world incorporating buried channel CCD in specially modified 0.18&mu;m CMOS process.</p><p>From 2008-2012 I was with the technology consultancy company<a href="http://www.sentec.co.uk/">Sentec Ltd.</a>in Cambridge (UK), working on a variety of new technologies for&nbsp;industrial and consumer applications.&nbsp;&nbsp;</p><p><strong>Qualifications</strong></p><p>MSc in Applied Physics from Sofia University, Bulgaria (1994).</p><p>PhD in Physics from Saga University, Japan (2001).</p>
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