Light-activated amplification in Si-C tandem devices: A capacitive active filter model

MA Vieira, P Louro, M Vieira, A Fantoni… - IEEE Sensors …, 2011 - ieeexplore.ieee.org
Characteristics of tunable wavelength pi'n/pin filters based on a-SiC: H multilayered stacked
cells are studied both experimentally and theoretically. Results show that the device …

Three transducers embedded into one single SiC photodetector: LSP direct image sensor, optical amplifier and Demux device

M Vieira, P Louro, M Fernandes… - Advances in …, 2011 - books.google.com
Amorphous Si/SiC photodiodes working as photo-sensing or wavelength sensitive devices
in the visible range, have been widely studied in the past for different applications (solar …

Double pin Photodiodes with two Optical Gate Connections for Light Triggering: A capacitive two-phototransistor model

MA Vieira, M Vieira, J Costa, P Louro… - Sensors & …, 2011 - search.proquest.com
Light-activated multiplexer/demultiplexer silicon-carbon devices are analyzed. An electrical
model for the device operation is presented and used to compare output signals with …

Use of a-SiC: H photodiodes in optical communications applications

P Louro, M Vieira, MA Vieira… - Advances in …, 2011 - books.google.com
Silica single mode optical fiber is widely used in long distance communication systems for
high speed data transmission (Gbit/s) because of its high bandwidth and low attenuation …

[PDF][PDF] Effect of the optical bias on the a-Si: H optical demultiplexer device

M Fernandes, M Vieira, MA Vieira, P Louro - Red, 2011 - personales.upv.es
This paper presents results on the use of multilayered a-SiC: H heterostructures as a device
for wavelength-division demultiplexing of optical signals. The devices presented enable the …

Photo‐sensing devices using a‐Si based materials

M Vieira, M Fernandes, P Louro, A Fantoni… - … status solidi c, 2011 - Wiley Online Library
Abstract Amorphous Si/SiC stacked photodiodes working as photonic devices are reviewed.
Several applications (imagers, wavelength division demultiplexing devices and optical …

Optical Transducers Based on Amorphous Si/SiC Photodiodes

M Vieira, P Louro, M Fernandes, MA Vieira… - … for Sustainability: Second …, 2011 - Springer
Abstract Amorphous Si/SiC photodiodes working as photo-sensing or wavelength sensitive
devices have been widely studied. In this paper single and stacked a-SiC: H pin devices, in …

Light‐triggered silicon‐carbon pi'npin devices with self amplification

MA Vieira, M Vieira, P Louro, J Costa… - … status solidi c, 2011 - Wiley Online Library
In this paper we report the use of a monolithic system that combines the demultiplexing
operation with the simultaneous photodetection and self amplification of the signal. The …

DEMUX SiC optical transducers for fluorescent proteins detection

M Vieira, P Louro, MA Vieira, M Fernandes… - MRS Online …, 2011 - cambridge.org
This paper presents results on the optimization of multilayered a-SiC: H heterostructures that
can be used as an optical transducer for fluorescent proteins detection. Stacked structures …

Optical bias controlled amplification in tandem Si-C pinpin devices

M Vieira, MA Vieira, P Louro, M Fernandes… - MRS Online …, 2011 - cambridge.org
A monolithic double pi'n/pin a-SiC: H device that combines the demultiplexing operation with
the simultaneous photodetection and self amplification of the signal is analyzed under …