Image and color sensitive detector based on double pin/pin a-SiC: H photodiode

M Vieira, M Fernandes, P Louro, A Fantoni… - MRS Online …, 2005 - cambridge.org
A two terminal image and color sensitive detector based on two stacked sensing/switching
pin a-SiC: H diodes is presented. The imaging is performed in a write-read simultaneous …

Self-biasing effect in colour sensitive photodiodes based on double pin a-SiC: H heterojunctions

M Vieira, A Fantoni, P Louro, M Fernandes, R Schwarz… - Vacuum, 2008 - Elsevier
A large area colour imager optically addressed is presented. The colour imager consists of a
thin wide band gap pin a-SiC: H filtering element deposited on the top of a thick large area a …

A two terminal optical signal and image processing p–i–n/p–i–n image and colour sensor

M Vieira, M Fernandes, P Louro, A Fantoni… - Sensors and Actuators A …, 2005 - Elsevier
A two terminal optically addressed image processing device based on two stacked
sensing/switching p–i–n a-SiC: H diodes is presented. The charge packets are injected …

A new CLSP sensor for Image recognition and color separation

M Vieira, M Fernandes, A Fantoni, P Louro… - MRS Online …, 2002 - cambridge.org
Large area pin a-SiC: H heterostructures are used as LSP color sensors. For reading out the
color signals, three appropriated voltages have to be successively applied in order to …

Spice model for a laser scanned photodiode tricolor image sensor

J Martins, M Fernandes, A Fantoni, M Vieira - Journal of non-crystalline …, 2006 - Elsevier
A SPICE model of the three color a-SiC: H/a-Si: H p–i–n/p–i–n detector operation is
presented. The equivalent electric circuit able to describe the behavior of the multilayer …

Amorphous Si/SiC three‐color detector with adjustable threshold

G de Cesare, F Irrera, F Lemmi, F Palma - Applied physics letters, 1995 - pubs.aip.org
An adjustable threshold color detector (ATCD) is demonstrated, based on a hydrogenated
amorphous silicon (a‐Si: H) and silicon–carbide (a‐SiC: H) p+‐i‐n+‐i‐n+‐i‐p+ multilayer …

Bias sensitive multispectral structures for imaging applications

M Vieira, A Fantoni, M Fernandes, P Louro, G Lavareda… - Thin Solid Films, 2007 - Elsevier
In this paper we present results on the optimization of an pinpii 'n'type a-Si: H based three
color detector with voltage controlled spectral sensitivity. The sensor element was fabricated …

An Efficient 4H-SiC photodiode for UV sensing applications

ML Megherbi, H Bencherif, L Dehimi, ED Mallemace… - Electronics, 2021 - mdpi.com
In this paper, we report experimental findings on a 4H-SiC-based pin photodiode. The
fabricated device has a p-type region formed by ion-implantation of aluminum (Al) in a …

An amorphous SIC/SI image photodetector with voltage-selectable spectral response

P Louro, M Fernandes, A Fantoni, G Lavareda… - Thin Solid Films, 2006 - Elsevier
The sensitive devices are multilayer stacked structures p–i–n/p–i–n based on a-SiC: H and a-
Si: H between two transparent conductive contacts. The thickness and the absorption …

Adjustable threshold a-Si/SiC: H color detectors

G de Cesare, F Irrera, F Lemmi… - MRS Online Proceedings …, 1995 - cambridge.org
We present the Adjustable Threshold Color Detectors (ATCDs) based on stacked
heterojunctions of amorphous silicon (a-Si: H) and silicon carbide (a-SiC: H). These devices …