Epimitheas Georgitzikis
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View article: Monolithic Near Infrared Image Sensors Enabled by Quantum Dot Photodetector
Monolithic Near Infrared Image Sensors Enabled by Quantum Dot Photodetector Open
Widespread deployment of infrared image sensors is prevented by high cost and low resolution. Nevertheless, narrow bandgap thin-films can enable wafer-level monolithic integration. This work describes a CMOS-compatible pixel stack based on…
View article: A Thin-Film Pinned-Photodiode Imager Pixel with Fully Monolithic Fabrication and beyond 1Me- Full Well Capacity
A Thin-Film Pinned-Photodiode Imager Pixel with Fully Monolithic Fabrication and beyond 1Me- Full Well Capacity Open
Thin-film photodiodes (TFPD) monolithically integrated on the Si Read-Out Integrated Circuitry (ROIC) are promising imaging platforms when beyond-silicon optoelectronic properties are required. Although TFPD device performance has improved…
View article: Colloidal III–V Quantum Dot Photodiodes for Short‐Wave Infrared Photodetection
Colloidal III–V Quantum Dot Photodiodes for Short‐Wave Infrared Photodetection Open
Short‐wave infrared (SWIR) image sensors based on colloidal quantum dots (QDs) are characterized by low cost, small pixel pitch, and spectral tunability. Adoption of QD‐SWIR imagers is, however, hampered by a reliance on restricted element…
View article: All-Evaporated, All-Inorganic CsPbI<sub>3</sub> Perovskite-Based Devices for Broad-Band Photodetector and Solar Cell Applications
All-Evaporated, All-Inorganic CsPbI<sub>3</sub> Perovskite-Based Devices for Broad-Band Photodetector and Solar Cell Applications Open
Following the rapid increase of organic metal halide perovskites toward commercial application in thin-film solar cells, inorganic alternatives attracted great interest with their potential of longer device lifetime due to the stability im…
View article: Optimization of Charge Carrier Extraction in Colloidal Quantum Dots Short‐Wave Infrared Photodiodes through Optical Engineering
Optimization of Charge Carrier Extraction in Colloidal Quantum Dots Short‐Wave Infrared Photodiodes through Optical Engineering Open
Colloidal quantum dots (QDs) have attracted scientific interest for infrared (IR) optoelectronic devices due to their bandgap tunability and the ease of fabrication on arbitrary substrates. In this work, short‐wave IR photodetectors based …
View article: Near-infrared organic photodetectors based on bay-annulated indigo showing broadband absorption and high detectivities up to 1.1 μm
Near-infrared organic photodetectors based on bay-annulated indigo showing broadband absorption and high detectivities up to 1.1 μm Open
Organic photodetectors made from a BAI-based near-infrared copolymer reach high detectivities of 1012 Jones and low dark currents of 10−7 A cm−2.
View article: Thin-Film Quantum Dot Photodiode for Monolithic Infrared Image Sensors
Thin-Film Quantum Dot Photodiode for Monolithic Infrared Image Sensors Open
Imaging in the infrared wavelength range has been fundamental in scientific, military and surveillance applications. Currently, it is a crucial enabler of new industries such as autonomous mobility (for obstacle detection), augmented reali…