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Vieira, M. and Louro, P. and Fantoni, A. and Fernandes, M. and Vieira, M.A. and Barata, M. (2009) New stacked photodevices for signal multiplexing and demultiplexing applications in the visible spectrum. [Paper]. In: 2009 6th International Multi-Conference on Systems, Signals and Devices, 23-26 March 2009. URL: http://dx.doi.org/10.1109/SSD.2009.4956653. (ISI Web of Science).

Louro, P. and Vieira, M. and Vieira, M.A. and Fernandes, M. and Fantoni, A. and Francisco, C. and Barata, M. (2009) Optical multiplexer for short range communications. Physica E: Low-dimensional Systems and Nanostructures, 41 (6), pp. 1082-1085. ISSN 1386-9477. URL: http://dx.doi.org/10.1016/j.physe.2008.08.029. (ISI Web of Science, Citations: 7).

Louro, P. and Fantoni, A. and Fernandes, M. and Vieira, M. (2009) Stacked pin devices for imaging applications. [Paper]. In: 2009 6th International Multi-Conference on Systems, Signals and Devices, 23-26 March 2009, Djerba, TUNISIA. URL: http://dx.doi.org/10.1109/SSD.2009.4956661. (ISI Web of Science).

Louro, P. and Fantoni, A. and Fernandes, M. and Carvalho, N. and Vieira, M. (2008) Improvement in pinpin Device Architectures for Imaging Applications. [Paper]. In: Symposium on Amorphous and Polycrystalline Thin-Film Silicon Science and Technology 2008. (ISI Web of Science).

Vieira, M. and Fantoni, A. and Fernandes, M. and Louro, P. and Lavareda, G. and Carvalho, C. N. (2007) Bias sensitive multispectral structures for imaging applications. Thin Solid Films, 515 (19), pp. 7566-7570. ISSN 0040-6090. URL: http://dx.doi.org/10.1016/j.tsf.2006.11.149. (ISI Web of Science, Citations: 6).

Vieira, M. and Fantoni, A. and Fernandes, M. and Louro, P. (2007) Multispectral Structures for Imaging Applications. [Paper]. In: 2007 International Conference on Sensor Technologies and Applications (SENSORCOMM 2007), 14-20 Oct. 2007, Valencia. URL: http://dx.doi.org/10.1109/SENSORCOMM.2007.4394894. (ISI Web of Science, Citations: 6).

Fernandes, M and Fantoni, A. and Louro, P. and Lavareda, G. and Carvalho, N. and Schwarz, R. and Vieira, M. (2006) Fine-tuning of the spectral collection efficiency in multilayer junctions. Thin Solid Films, 511-51, pp. 84-88. ISSN 0040-6090. URL: http://dx.doi.org/10.1016/j.tsf.2005.12.116. (ISI Web of Science).

Martins, J. and Fernandes, M. and Fantoni, A. and Vieira, M. (2006) Spice model for a laser scanned photodiode tricolor image sensor. Journal of Non-Crystalline Solids, 352 (9-20), pp. 1813-1817. ISSN 0022-3093. URL: http://dx.doi.org/10.1016/j.jnoncrysol.2006.01.052. (ISI Web of Science, Citations: 4).

Louro, P. and Vieira, Manuela and Fantoni, A. and Carvalho, C. N. and Lavareda, G. (2005) Image and color recognition using amorphous silicon p-i-n photodiodes. Sensor and Actuators A: Physical, 123 (24), pp. 326-330. (ISI Web of Science, Citations: 13).

Louro, P. and Vieira, Manuela and Fantoni, A. and Fernandes, M. and Lavareda, G. and Carvalho, N. (2005) Sensitivity and Color Selectivity in Multilayer Stacked Devices. [Paper]. In: Materiais 2005, Março 20-23, 2005, Aveiro. (ISI Web of Science).

Louro, P. and Vieira, Manuela and Fantoni, A. and Fernandes, M. and Lavareda, G. and Nunes de Carvalho, C. (2005) Spectral Sensitivity and Color Selectivity in Multilayer Stacked Devices. [Paper]. In: Amorphous and Nanocrystalline Silicon Science and Technology, March 28-1, S. Francisco - U.S.A.. (ISI Web of Science).

Schwarz, R. and Fernandes, M. and Martins, J. and Fantoni, A. and Vieira, Manuela and Sanguino, P. and Carvalho, N. and Muschik, T. (2004) Sensor element for a metal-insulator-semiconductor camera system (MISCam). Sensors and Acuators A-physical, 115 (2-3), pp. 331-335. (ISI Web of Science, Citations: 4).

Vieira, Manuela and Fernandes, M. and Louro, P. and Fantoni, A. and Rodrigues, I. (2004) High sensitive image sensors based on a tandem laser scanned photodiode. Materials Science Forum, 455-45, pp. 91-95. ISSN 0255-5476. URL: http://www.scientific.net/MSF/. (ISI Web of Science).

Louro, P. and Fantoni, A. and Fernandes, M. and Maçarico, A. and Schwarz, R. and Vieira, Manuela (2004) Optoelectronic characterization of a-Si:C-H stacked devices. J. Non Cryst. Solids, 338-34, pp. 345-348. (ISI Web of Science, Citations: 5).

Vieira, Manuela and Fernandes, M. and Fantoni, A. and Louro, P. and Mendes, C. (2004) A real-time optical and image processing p-i-n-p-i-n device. [Paper]. In: 18th European Conference on Solid-State Transducers “Eurosensors XVII”, September 12– 15, 2004, Rome, Italy. (ISI Web of Science).

Schwarz, R. and Fernandes, M. and Vygranenko, Yu and Fantoni, A. and Vieira, Manuela and Schubert, M. and Koynov, S. and Ferreira, P. and Sanguino, P. (2002) Photocarrier response time scanner. J. Non Cryst. Solids, 299-30, pp. 1261-1266. (ISI Web of Science).

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Vieira, M and Vieira, M.A. and Costa, J. and Louro, P and Fernandes, M and Fantoni, A. (2010) Light-triggered Silicon-carbon Pi'npin Devices for Optical Communications: Theoretical and Electrical Approaches. [Paper]. In: Materials Research Society Symposium Proceedings. URL: http://dx.doi.org/10.1557/PROC-1245-A18-06.

Vieira, M. and Louro, P. and Vieira, M.A. and Fernandes, M. and Costa, J. and Fantoni, A. and Barata, Manuel (2010) Optical processing devices based on a-SiC:H multilayer architectures. physica status solidi (c), 7 (3-4), pp. 1184-1187. ISSN 1862-6351. eISSN 1610-1642. URL: http://dx.doi.org/10.1002/pssc.200982700.

Vieira, M and Fernandes, M and Louro, P and Fantoni, A. and Vieira, M.A. and Costa, João and Barata, M. (2010) Reviewing Photo-sensing Devices Using a-Si Based Materials. [Paper]. In: Materials Research Society Symposium Proceedings. URL: http://dx.doi.org/10.1557/PROC-1245-A08-02.

Vieira, M. and Louro, P. and Vieira, M.A. and Costa, J. and Fernandes, Miguel and Fantoni, A. (2010) Wavelength Selective a-SiC:H p-i-n/p-i-n Heterostructure for Fluorescent Proteins Detection. Sensor Letters, 8 (3), pp. 413-418. ISSN 1546-198X. eISSN 1546-1971. URL: http://dx.doi.org/10.1166/sl.2010.1287.

Vieira, Manuela and Fantoni, Alessandro and Fernandes, Miguel and Louro, Paula (2009) Fine Tuning of the Spectral Sensitivity in a-SiC:H Stacked p-i'i-n Graded Cells. [Paper]. In: Materials Research Society Symposium Proceedings, 3 - 17 April 2009, S. Francisco, 1 U.S.A.. URL: http://dx.doi.org/10.1557/PROC-1153-A19-02.

Vieira, M. and Louro, P. and Fernandes, M. and Vieira, M.A. and Fantoni, A. and Barata, M. (2009) Large area double p–i–n heterostructure for signal multiplexing and demultiplexing in the visible range. Thin Solid Films, 517 (23), pp. 6435-6439. ISSN 0040-6090. URL: http://dx.doi.org/10.1016/j.tsf.2009.02.096.

Fantoni, A. and Martins, J. and Fernandes, M. and Louro, P. and Vygranenko, Y. and Vieira, M. (2009) Modeling a-SiC:H Tandem Pinpin and Pinip Photodiodes for Color Sensor Application. Journal of Nanoscience and Nanotechnology, 9 (7), pp. 4028-4033. ISSN 1533-4880. URL: http://dx.doi.org/10.1166/jnn.2009.M06.

Fantoni, A. and Vieira, M. and Vygranenko, Y. and Fernandes, M. and Louro, P. (2009) Photocurrent and Spectral Response Analysis of a-SiC:H Pinip and Pinpin Photodiodes. Journal of Nanoscience and Nanotechnology, 9 (7), pp. 4254-4258. ISSN 1533-4880. URL: http://dx.doi.org/10.1166/jnn.2009.M42.

Vieira, M. and Fantoni, A. and Fernandes, M. and Louro, P. and Lavareda, G. and Carvalho, C. N. (2009) Pinpi'n and Pinpii'n Multilayer Devices with Voltage Controlled Optical Readout. Journal of Nanoscience and Nanotechnology, 9 (7), pp. 4022-4027. ISSN 1533-4880. URL: http://dx.doi.org/10.1166/jnn.2009.M05.

Vieira, Manuel Augusto and Vieira, Manuela and Louro, Paula and Fernandes, Miguel and Fantoni, Alessandro and Barata, Manuel (2009) Voltage Controlled Amorphous Si/SiC Phototransistors and Photodiodes as Wavelength Selective Devices: Theoretical and Electrical Approaches. [Paper]. In: Materials Research Society Symposium Proceedings. URL: http://dx.doi.org/10.1557/PROC-1153-A08-03.

Fantoni, A. and Fernandes, M. and Vieira, M. and Casteleiro, C. and Schwarz, R. (2009) a-Si:H p–i–n structures with extreme i-layer thickness. Thin Solid Films, 517 (23), pp. 6426-6429. ISSN 0040-6090. URL: http://dx.doi.org/10.1016/j.tsf.2009.02.073.

Louro, P and Vieira, M and Costa, J. and Vieira, M.A. and Fernandes, M and Fantoni, A. and Barata, M. (2009) a-SiC:H Based Devices as Optical Demultiplexers. [Paper]. In: Materials Research Society Symposium Proceedings. URL: http://dx.doi.org/10.1557/PROC-1246-B07-07.

Fantoni, A. and Fernandes, M. and Vygranenko, Y. and Vieira, M. (2008) Analysis and simulation of a-Si : H/a-SiC : HPINIP structures for color image detection. physica status solidi (a), 205 (8), pp. 2069-2074. ISSN 0031-8965. eISSN 1521-396X. URL: http://dx.doi.org/10.1002/pssa.200778931.

Vieira, M. and Fernandes, M. and Louro, P. and Vieira, M.A. and Barata, M. and Fantoni, A. (2008) Multilayered a-SiC:H Device for Wavelength-Division (de)Multiplexing Applications in the Visible Spectrum. [Paper]. In: Symposium on Amorphous and Polycrystalline Thin-Film Silicon Science and Technology 2008.

Vieira, M. and Fernandes, M. and Louro, P. and Vieira, M.A. and Barata, M. and Fantoni, A. (2008) Non-selective optical wavelength-division multiplexing devices based on a-SiC:H multilayer heterostuctures. [Paper]. In: Symposium on Materials and Devices for Laser Remote Sensing and Optical Communication 2008, 24 -29 March, 2008, S. Francisco, USA.

Vieira, M. and Fantoni, A. and Louro, P. and Fernandes, M. and Schwarz, R. and Lavareda, G. and Carvalho, C. N. (2008) Self-biasing effect in colour sensitive photodiodes based on double p-i-n a-SIC:H heterojunctions. Vacuum, 82 (12), pp. 1512-1516. ISSN 0042-207X. URL: http://dx.doi.org/10.1016/j.vacuum.2008.03.056.

Fernandes, M. and Vygranenko, Y. and Fantoni, A. and Martins, R. and Vieira, M. (2008) Spectral response characterization of a-Si:H-based MIS-type photosensors. [Paper]. In: E-MRS 2007 Spring Meeting Symposium on Advances in Transparent Electronics: From Materials to Devices II, May 28 to June 1, 2007, Congress Center - Strasbourg (France).

Fernandes, M. and Vygranenko, Y. and Fantoni, A. and Martins, R. and Vieira, M. (2008) Spectral response characterization of a-Si:H-based MIS-type photosensors. physica status solidi (c), 5 (10), pp. 3410-3413. ISSN 1610-1634. eISSN 1610-1642. URL: http://dx.doi.org/10.1002/pssc.200778924.

Vieira, Manuela and Fantoni, A. and Fernandes, M. and Louro, P. and Lavareda, G. and Carvalho, C. N. (2007) Imaging Applications Using Multispectral Structures and an Optical Readout. [Paper]. In: Fourth IEEE International Conference on Smart Systems and Devices Hammamet, March 19-22, 2007, Tunisia.

Vieira, M. and Louro, P. and Fantoni, A. and Fernandes, M. (2007) Optical Controlled Spectral Selectivity in Multilayer Heterostructures. [Paper]. In: 4th IEEE International Multi-Conference on Systems, Signals & Devices (SSD'07) - Conference on Sensors, Circuits and Instrumentation Systems, Mar 2007, Hammamet.

Louro, P. and Vieira, Manuela and Fantoni, A. and Fernandes, M. and Martins, J. and Lavareda, G. and Carvalho, N. and Schwarz, R. (2007) Optical readout in pinpi’n and pini’p imagers: a comparison. [Paper]. In: 2007 MRS Spring Meeting, April 9-13, 2007, San Francisco, CA, USA.

Vieira, Manuela and Louro, P. and Fantoni, A. and Fernandes, M. and Martins, J. and Lavareda, G. and Carvalho, N. and Schwarz, R. (2007) Pinpi’n and Pini’p Multilayer Devices with Voltage Controlled Optical Readout. [Paper]. In: International meeting on developments in materials, processes and applications of nanotechnologies, 14 a 16 de Janeiro de 2007, Belfast, UK.

Vieira, M. and Fernandes, M. and Louro, P. and Sanguino, P. and Fantoni, A. (2007) Preliminary Results on Large Area X-Ray a-SiC:H Multilayer Detectors with Optically Addressed Readout. [Paper]. In: Symposium on Amorphous and Polycrystalline Thin-Film Silicon Science and Technology held at the 2007 MRS Spring Meeting, 09-13 Apr. 2007.

Vieira, Manuela and Vygranenko, Yu and Fernandes, M. and Sanguino, P. and Fantoni, A. and Louro, P. and Schwarz, R. (2007) Preliminary results on large area X-ray a-SiC:H multilayer detectors with optically adressed readout. [Paper]. In: 2007 MRS Spring Meeting, April 9-13, 2007, San Francisco, CA, USA.

Vieira, Manuela and Louro, P. and Fantoni, A. and Fernandes, M. and Lavareda, G. and Carvalho, C. N. (2006) Band Gap Engineering and Electrical Field Tailoring for Voltage Controlled Spectral Sensitivity. [Paper]. In: Symposium A: Amorphous and Polycrystalline Thin-Film Silicon Science and Technology, 17-21 April, S. Francisco - U.S.A..

Vieira, Manuela and Fantoni, A. and Fernandes, M. and Louro, P. and Lavareda, G. and Carvalho, C. N. (2006) Bias Sensitive Multispectral structures for imaging applications. [Paper]. In: European Materials Research Society, Symposium I, 29 May.- 2 June, 2006, Nice, France.

Louro, P. and Fernandes, M. and Fantoni, A. and Lavareda, G. and Nunes de Carvalho, C. and Vieira, M. (2006) Bias sensitive spectral sensitivity in double aa-SiC:H pin structures. Superlattices and Microstructures, 40 (4-6), pp. 619-625. ISSN 0749-6036. URL: http://dx.doi.org/10.1016/j.spmi.2006.07.009.

Vieira, M. and Fantoni, A. and Louro, P. and Fernandes, M. and Martins, João F. and Schwarz, R. and Lavareda, G. and Carvalho, C. N. (2006) Colour filtering in a-SiC:H based p-i-n-p-i-n cells: A trade-off between bias polarity and absorption regions. Sensors and Actuators A: Physical, 132 (1), pp. 218-223. ISSN 0924-4247. URL: http://dx.doi.org/10.1016/j.sna.2006.02.005.

Martins, J. and Fernandes, M. and Fantoni, A. and Louro, P. and Vieira, Manuela (2006) Light Filtering Properties in a-SiC:H Multilayer Structures: A SPICE model. [Paper]. In: Symposium A: Amorphous and Polycrystalline Thin-Film Silicon Science and Technology, 17 – 21 April, S. Francisco - U.S.A..

Vieira, Manuela and Fantoni, A. and Louro, P. and Fernandes, M. and Lavareda, G. and Carvalho, C. N. (2006) Light filtering in a-SIC:H multilayers stacked devices using the LSP technique. Journal of Non-Crystalline Solids (352), pp. 1809-1812.

Vieira, Manuela and Fantoni, A. and Louro, P. and Fernandes, M. and Lavareda, G. and Carvalho, C. N. (2006) Light filtering in a-SIC:H multilayers stacked devices using the LSP technique. [Paper]. In: ICANS 21, 21st International conference on amorphous and nanocrystalline semiconductors, Sept. 5-9, 2006, Lisboa, Portugal.

Fantoni, A. and Fernandes, M. and Louro, P. and Carvalho, C. N. and Vieira, Manuela (2006) Photocurrent profile in a-SiC.H monolithic tandem photodiode. Revista Mexicana de Fisica, (2 SUP (52), pp. 89-92.

Fantoni, A. and Fernandes, M. and Louro, P. and Vieira, Manuela (2006) a-SiC:H/a-Si:H tandem structure analysis for RGB color recognition in LSP devices. [Paper]. In: ICANS 21, 21st International conference on amorphous and nanocrystalline semiconductors, Sept. 5-9, 2006, Lisboa, Portugal.

FANTONI, A and FERNANDES, M and LOURO, P and VIEIRA, M (2006) a-SiC:H/a-Si:H tandem structure analysis for RGB color recognition in LSP devices. Journal of Non-Crystalline Solids, 352 (9-20), pp. 1805-1808. ISSN 0022-3093. URL: http://dx.doi.org/10.1016/j.jnoncrysol.2006.01.082.

Louro, P. and Fernandes, M. and Fantoni, A. and Lavareda, G. and Nunes de Carvalho, C. and Schwarz, R. and Vieira, M. (2006) An amorphous SIC/SI image photodetector with voltage-selectable spectral response. Thin Solid Films, 511-51, pp. 167-171. ISSN 0040-6090. URL: http://dx.doi.org/10.1016/j.tsf.2005.12.073.

Vieira, M. and Fernandes, M. and Louro, P. and Fantoni, A. and Lavareda, G. and Carvalho, C. N and Vygranenko, Yu (2006) A real-time colour and image processing p-i-n/p-i-n device with optical readout. Revista Mexicana de Fisica, (2 SUP (52), pp. 79-82.

Vieira, Manuela and Fantoni, A. and Louro, P. and Fernandes, M. and Martins, J. and Schwarz, R. and Lavareda, G. and Carvalho, C. N. (2005) Color filtering in a-SiC:H based p-i-n-p-i-n cells: a trade-off between bias polarity and absorption regions. [Paper]. In: European Materials Research Society Symposium, 24-28, May, 2005, Strasburg, France.

Vieira, Manuela and Fantoni, A. and Louro, P. and Fernandes, M. and Martins, J. and Schwarz, R. and Lavareda, G. and Carvalho, C. N. (2005) Colour filtering in a-SiC:H based p-i-n-p-i-n cells. [Paper]. In: 19th European Conference on Solid-State Transducers, September 11–14, Barcelona, Spain.

Fantoni, A. and Louro, P. and Fernandes, M. and Vieira, M. and Lavareda, G. and Nunes de Carvalho, C. (2005) Enhanced short wavelength response in laser-scanned-photodiode image sensor using an a-SiC:H/a-Si:H tandem structure. Sensors and Actuators A: Physical, 123-12, pp. 343-348. ISSN 0924-4247. URL: http://dx.doi.org/10.1016/j.sna.2005.04.036.

Fernandes, M. and Fantoni, A. and Louro, P. and Lavareda, G. and Carvalho, C. N. and Schwarz, R. and Vieira, Manuela (2005) Fine tuning of the spectral collection efficiency in multilayer junctions. [Paper]. In: European Materials Research Society Symposium, 24-28, May, 2005, Strasburg, France.

Vieira, Manuela and Fernandes, M. and Louro, P. and Fantoni, A. and Schwarz, R. and Lavareda, G. and Carvalho, C. N. (2005) Optically addressed image and color sensitive detector based on a double a-SiC:H/a-Si:H p-i-n photodiode. [Paper]. In: 11th Euroregional Workshop on Thin Silicon Devices, 2 a 4 de Fevereiro de 2005, Delft, Holanda.

Fantoni, A. and Fernandes, M. and Louro, P. and Carvalho, C. N. and Vieira, Manuela (2005) Spectral collection efficciency in multilayer junctions through the LSP technique. [Paper]. In: 5th Iberian Vacuum meeting, Setembro 18-21 de 2005, Univ. Minho, Guimarães, Portugal.

Louro, P. and Fernandes, M. and Lavareda, G. and Carvalho, C. N. and Fantoni, A. and Vieira, Manuela (2005) Spectral sensitivity in multilayer a-SiC:H stacked devices. [Paper]. In: 11th Euroregional Workshop on Thin Silicon Devices, 2 a 4 de Fevereiro de 2005, Delft, Holanda.

Vieira, M and Louro, P and Fantoni, A. and Fernandes, M (2005) Tuning the spectral distribution of p–i–n a-SiC:H devices for colour detection. Sensors and Actuators A: Physical, 120 (1), pp. 88-93. ISSN 0924-4247. URL: http://dx.doi.org/10.1016/j.sna.2004.11.019.

Louro, P. and Fernandes, M. and Fantoni, A. and Vygranenko, Yu and Lavareda, G. and Carvalho, C. N. and Vieira, Manuela (2005) An amorphous SiC/Si photodetector with voltage-selectable spectral response. [Paper]. In: European Materials Research Society Symposium, 24-28, May, 2005, Strasburg, France.

Vieira, Manuela and Fantoni, A. and Louro, P. and Fernandes, M. and Schwarz, R. and Lavareda, G. and Carvalho, C. N. (2005) colour sensitive photodiodes based on double p-i-n a-SiC:H heterojunctions. [Paper]. In: 5th Iberian Vacuum meeting, Setembro 18-21 de 2005, Univ. Minho, Guimarães, Portugal.

Fernandes, M. and Fantoni, A. and Louro, P. and Lavareda, G. and Carvalho, N. and Schwarz, R. and Vieira, Manuela (2004) Fine Tuning of the spectral collection efficiency in multilayer. [Paper]. In: European Materials Research Society Symposium, 31 May -3, June , 2004, Strasburg, France.

Vieira, Manuela and Fernandes, M. and Louro, P. and Fantoni, A. (2004) Optical and RX sensors for medical applications. [Paper]. In: Workshop on Compability Electomagnetic, September 4-11, 2004, Porto Galinhas, Pernambuco, Brazil.

Vieira, Manuela and Louro, P. and Fernandes, M. and Fantoni, A. (2004) Optical confinement in a Double Colour Laser Scanned Photodiode (D/CLSP). Sensor and Actuators A, 114 (2-3), pp. 219-223.

Vieira, Manuela and Fernandes, M. and Fantoni, A. and Louro, P. and Schwarz, R. (2004) Optically addressed read-write device based on tandem heterostructiure. Sensor and Actuators A, 114 (2-3), pp. 219-223.

Fantoni, A. and Fernandes, M. and Louro, P. and Carvalho, C. N. and Vieira, Manuela (2004) Photocurrent profile in a-SiC.H monolithic tandem photodiodest. [Paper]. In: Ibersensor-2004, IV congresso iberoamericano de sensores, 27-29 de Outubro, 2004, Puebla, México.

Louro, P. and Fernandes, M. and Rodrigues, I. and Fantoni, A. and Vieira, Manuela (2004) Stacked a-SiC:H Optical Transducers: the Influence of the Sensing Material. Materials Science Forum, 455-45, pp. 81-85. ISSN 0255-5476. URL: http://www.scientific.net/MSF/.

Fantoni, A. and Fernandes, M. and Louro, P. and Rodrigues, I. and Vieira, Manuela (2004) a-SiC:H Tandem photodiodes: a numerical simulation. Sensor and Actuators A, 113 (3), pp. 324-328.

Vieira, Manuela and Fernandes, M. and Fantoni, A. and Louro, P. (2004) A non-pixel image reader for continous image detection based on tandem heterostructures. Sensor and Actuators A, 115 (2-3), pp. 191-195.

Vieira, Manuela and Fernandes, M. and Louro, P. and Fantoni, A. and Lavareda, G. and Carvalho, C. N. and Vygranenko, Yu (2004) A real time colour and image processing pin-pin device with optical readout. [Paper]. In: Ibersensor-2004, IV congresso iberoamericano de sensores, 27-29 de Outubro, 2004, Puebla, México.

Louro, P. and Vieira, Manuela and Fantoni, A. and Fernandes, M. and Vygranenko, Yu and Schwarz, R. (2003) Bias controlled spectral sensitivity in a-SiC:H p-i-n devices. Thin Solid Films, 427, pp. 196-200.

Vieira, Manuela and Louro, P. and Fantoni, A. and Fernandes, M. and Brida, D. and Vygranenko, Yu (2003) CLSP image sensor on nipnip heterojunctions. [Paper]. In: 2nd a-SiNet workshop on thin silicon, February 19-21, 2003, Lisboa, Portugal.

Schwarz, R. and Maçarico, A. and Braz, T. and Melo, L. and Sanguino, P. and Fernandes, M. and Martins, J. and Fantoni, A. and Vieira, Manuela and Jarron, P. (2003) Charge collection in thick a-SiC:H based Schottky barrier and pin particle detectors. [Paper]. In: 2nd a-SiNet workshop on thin silicon, February 19-21, 2003, Lisboa, Portugal.

Fantoni, A. and Fernandes, M. and Louro, P. and Rodrigues, I. and Vieira, Manuela (2003) Dependence of the photocurrent profile in a-Si:H tandem structures on the illumination conditions. [Paper]. In: International conference on amorphous and microcrystalline semiconductors:Science and Technology, August 25-29, 2003, Campos do Jordão SP, Brazil.

Schwarz, R. and Fernandes, M. and Martins, J. and Fantoni, A. and Vieira, Manuela and Sanguino, P. and Carvalho, N. and Muschik, T. (2003) MISCam-Metal-Insulator-Semiconductor camera. [Paper]. In: 17th European Conference on Solid-State Transducers "Eurosensors XVII", September 21 – 24, 2003, Guimarães, Portugal.

Vieira, Manuela and Fernandes, M. and Louro, P. and Fantoni, A. and Rodrigues, I. (2003) Optical confinement and colour separation in a double colour laser scanned photodiode (D/CLSP). [Paper]. In: Transducers 2003, 8-12, June, 2003, Boston Massachussetts - U.S.A..

Vieira, Manuela and Louro, P. and Fernandes, M. and Fantoni, A. (2003) Optical confinement in a Double Colour Laser Scanned Photodiode (D/CLSP). [Paper]. In: European Materials Research Society Symposium, 10-13, June, 2003, Strasburg, France.

Vieira, Manuela and Fernandes, M. and Louro, P. and Fantoni, A. and Rodrigues, I. (2003) Optically addressed read-write device based on a tandem heterostructures. [Paper]. In: International conference on amorphous and microcrystalline semiconductors:Science and Technology, August 25-29, 2003, Campos do Jordão SP, Brazil.

Louro, P. and Fantoni, A. and Rodrigues, I. and Fernandes, M. and Maçarico, A. and Vieira, Manuela (2003) Optoelectronic Characterization of a-SiC:H Stacked Devices. [Paper]. In: International conference on amorphous and microcrystalline semiconductors:Science and Technology, August 25-29, 2003, Campos do Jordão SP, Brazil.

Louro, P. and Fantoni, A. and Brida, D. and Maçarico, A. and Vieira, Manuela and RodriguesI., I. (2003) Stacked a-SiC:H optical transducers: The influence of the sensing material. [Paper]. In: European Materials Research Society Symposium, 10-13, June, 2003, Strasburg, France.

Fantoni, A. and Louro, P. and Rodrigues, I. and Fernandes, M. and Schwarz, R. and Carvalho, N. and Vieira, Manuela (2003) a-SiC Tandem Solar Cells: A numerical simulation. [Paper]. In: II International Materials Symposium, April 14-16, 2003, Lisbon, Portugal.

Fantoni, A. and Louro, P. and Brida, D. and Rodrigues, I. and Maçarico, A. and Vieira, Manuela (2003) a-SiC:H Tandem solar cells: Characterization and Numerical Simulation. [Paper]. In: European Materials Research Society Symposium, 10-13, June, 2003, Strasburg, France.

Louro, P. and Niehus, M. and Fantoni, A. and Maçarico, A. and Schwarz, R. and Vieira, Manuela and Fernandes, M. and Brida, D. and Vygranenko, Yu (2003) The influence of carbon content, doping level, and hydrogen incorporation on the performance of a-SiC:H stacked photodiodes. [Paper]. In: 2nd a-SiNet workshop on thin silicon, February 19-21, 2003, Lisboa, Portugal.

Louro, P. and Vieira, Manuela and Fantoni, A. and Fernandes, M. and Vygranenko, Yu and Schwarz, R. (2002) Bias controlled spectral sensitivity in a-SiC:H p-i-n devices. [Paper]. In: European Materials Research Society Symposium, 18-21, June, 2002, Strasburg, France.

Fernandes, M. and Fantoni, A. and Vieira, Manuela (2002) Color detection by scanner wavelength control in LSP image sensors. [Paper]. In: a-SiNet workshop on thin silicon, March 6-8, 2002, Salerno, Italy.

Louro, P. and Fantoni, A. and Fernandes, M. and Vygranenko, Yu and Schwarz, R. and Vieira, Manuela (2002) Fine Tune of the Spectral Sensitivity in a-SiC:H p-i-n Devices. [Paper]. In: a-SiNet workshop on thin silicon, March 6-8, 2002, Salerno, Italy.

Fantoni, A. and Vieira, Manuela and Martins, R. (2002) Influence of the intrinsic layer characteristics on a-Si:H p-i-n solar cell performance analysed by means of a computer simulation. Solar Energy Materials and Solar Cells, 73, pp. 151-162.

Vieira, Manuela and Fernandes, M. and Louro, P. and Fantoni, A. and Schwarz, R. (2002) LSP sensor for image recognition and colour separation. [Paper]. In: a-SiNet workshop on thin silicon, March 6-8, Salerno, Italy.

Miscelaneous

Louro, P. and Fernandes, M. and Fantoni, A. and Lavareda, G. and Carvalho, C. N. and Vieira, Manuela (2007) Large Area Optically Addressed Write-Read Sensor. [Other]. In: 14th edition of the international conference on solid-state sensors, actuators and microsystems – Transducers, June10-14, 2007, Lyon, France. (Submitted).

Vieira, Manuela and Fantoni, A. and Martins, J. and Fernandes, M. and Louro, P. and Vygranenko, Yu (2007) Modelling a-SiC:H Monolithic Tandem Pinpin and Pinip Photodiodes for Sensor Applications. [Poster]. In: International meeting on developments in materials, processes and applications of nanotechnologies, 14 a 16 de Janeiro de 2007, Belfast, UK.

Martins, J. and Fernandes, M. and Fantoni, A. and Vygranenko, Yu and Vieira, Manuela (2007) Multispectral p-i-n tandem heterojunctions under non uniform illumination: A SPICE simulation. [Other]. In: submitted to E-MRS, May 28 to June 1, 2007, Strasbourg (France). (Submitted).

Vieira, Manuela and Fantoni, A. and Fernandes, M. and Louro, P. and Lavareda, G. and Carvalho, C. N. (2007) Multispectral structures for imaging applications. [Other]. In: E-MRS, May 28 to June 1, 2007, Congress Center - Strasbourg (France). (Submitted).

Vieira, Manuela and Louro, P. and Fernandes, M. and Fantoni, A. and Lavareda, G. and Carvalho, C. N. (2007) Optical Image and Colour Recognition using Monolithic Tandem pinip and pinpin heterojunctions : a comparision. [Other]. In: 14th edition of the international conference on solid-state sensors, actuators and microsystems – Transducers, June 10-14, 2007, Lyon, France. (Submitted).

Fantoni, A. and Martins, J. and Fernandes, M. and Louro, P. and Vygranenko, Yu and Vieira, Manuela (2007) Photocurrent profile in a-SiC:H monolithic tandem pinpin and pinip photodiodes. [Poster]. In: 2007 MRS Spring Meeting, April 9-13, 2007, San Francisco, CA, USA.

Vieira, Manuela and Fantoni, A. and Louro, P. and Fernandes, M. and Lavareda, G. and Carvalho, N. and Schwarz, R. (2007) Tailoring generation profiles in multispectral wide band gap detectors. [Other]. In: E-MRS, May 28 to June 1, 2007, Congress Center - Strasbourg (France). (Submitted).

Louro, P. and Vieira, Manuela and Fantoni, A. and Fernandes, M. and Lavareda, G. and Carvalho, N. and Schwarz, R. (2006) Bias sensitive spectral sensitivity in double a-SiC:H pin structures. [Other]. In: E-MRS 2006 Symposium S: Material Science and Technology of Wide Bandgap Semiconductors, 2006 - Spring Meeting of the European Materials Research Society, 28 May - 01 Jun 2007, Strasbourg, France. (Submitted).

Martins, J. and Fernandes, M. and Fantoni, A. and Vieira, Manuela (2006) Light filtering properties in a-SiC:H multilayer structures: theoretical and electric approaches. [Other]. In: Processing of 5th IBERSENSOR, 27-29 September, Montevideo, Uruguay.

Fantoni, A. and Vieira, Manuela and Louro, A. P. and Fernandes, M. and Schwarz, R. and Lavareda, G. and Carvalho, C. N. (2006) Optimized generation profiles in multispectral a-SiC:Hdetectors. [Other]. In: Processing of 5th IBERSENSOR, 27-29 September, Montevideo, Uruguay.

Louro, P. and Vieira, Manuela and Fantoni, A. and Fernandes, M. and Schwarz, R. and Lavareda, G. and Carvalho, C. N. (2006) Voltage controlled color detector with optical read out. [Other]. In: Processing of 5th IBERSENSOR, 27- 29 September, Montevideo, Uruguay.

Vieira, Manuela and Fantoni, A. and Louro, P. and Fernandes, M. and Martins, J. and Schwarz, R. and Lavareda, G. and Carvalho, C. N. (2005) Colour filtering in a-SiC:H based p-i-m-p-i-n cells: a trade-off between bias polarity and absorption regions. [Other]. In: 19th European Conference on Solid-State Transducers Eurosensors XVIII, September, 11 – 14, Barcelona, Spain.

Fernandes, M. and Fantoni, A. and Niehus, M. and Louro, P. and Nunes de Carvalho, C. and Vieira, Manuela (2005) Fine tuning of the spectral collection efficiency in a multilayer junction through the LSP technique. [Other]. In: Amorphous and Nanocrystalline Silicon Science and Technology, March 28-1, S. Francisco - U.S.A..

Vieira, Manuela and Fernandes, M. and Louro, P. and Fantoni, A. and Vygranenko, Yu and Lavareda, G. and Nunes de Carvalho, C. (2005) Image and Color Sensitive Detector Based on Double p-i-n a-SiC:H Photodiodes. [Other]. In: Amorphous and Nanocrystalline Silicon Science and Technology, 28 Mar - 1 Apr 2005, San Francisco, USA.

Louro, P. and Fernandes, M. and Fantoni, A. and Martins, J. and Lavareda, G. and Carvalho, C. N. and Vieira, Manuela (2005) Voltage selectable spectral response in a-SiC:H multilayer structures: the influence of the absorber thickness. [Other]. In: 19th European Conference on Solid-State Transducers Eurosensors XVIII, September, 11 – 14, 2005, Barcelona, Spain.

Louro, P. and Fernandes, M. and Fantoni, A. and Martins, J. and Lavareda, G. and Carvalho, C. N. and Vieira, Manuela (2005) Voltage selectable spectral response in a-SiC:H multilayer structures: the influence of the absorber thickness. [Other]. In: 19th European Conference on Solid-State Transducers Eurosensors XVIII, September, 11 – 14, Barcelona, Spain.

Louro, P. and Vieira, Manuela and Fantoni, A. and Fernandes, M. and Nunes de Carvalho, C. and Lavareda, G. (2004) Image and color recognition using p-i-n photodiodes. [Other]. In: 18th European Conference on Solid-State Transducers “Eurosensors XVII”, September 12– 15, Rome, Italy.

Fantoni, A. and Louro, P. and Fernandes, M. and Vieira, Manuela (2004) Image color sensor based on a-SiC:H tandem structure:numerical simulation. [Other]. In: 18th European Conference on Solid-State Transducers “Eurosensors XVIII, September 12–15, Rome, Italy.

Louro, P. and Fernandes, M. and Fantoni, A. and Maçarico, A. and Nunes de Carvalho, C. and Lavareda, G. and Vieira, Manuela (2004) Large area single and stacked p-i-n photodiodes as color image sensors. [Other]. In: Silicon Carbide-Materials, Processing, and Devices, April 14-15, S. Francisco - U.S.A..

Vieira, Manuela and Fernandes, M. and Fantoni, A. and Louro, P. and Carvalho, N. and Lavareda, G. (2004) Tandem photocels for image sensing applications. [Other]. In: 19th European Photovoltaic Solar Energy Conference and Exhibition, June, 7-11, Paris, France.

Louro, P. and Fernandes, M. and Fantoni, A. and Maçarico, A. and Nunes de Carvalho, C. and Lavareda, G. and Vieira, Manuela (2004) Two terminal large area single and double p-i-n devices for image and color recognition. [Other]. In: Amorphous and Nanocrystalline Silicon Science and Technology, April 12-16, S. Francisco - U.S.A..

Vieira, Manuela and Louro, P. and Fernandes, M. and Fantoni, A. and Mendes, C. and Schwarz, R. (2004) A real time optical signal and image processing device. [Other]. In: Amorphous and heterogeneous silicon based films- 2004, April 12-16, S. Francisco - U.S.A..

Vieira, Manuela and Fernandes, M. and Louro, P. and Fantoni, A. and Rodrigues, I. (2003) High sensitive image sensors based on a tandem laser scanned photodiode. [Other]. In: II International Materials Symposium, April 14-16, 2003, Lisbon, Portugal.

Schwarz, R. and Fernandes, M. and Martins, J. and Fantoni, A. and Vieira, Manuela and Sanguino, P. and Carvalho, N. and Muschik, T. (2003) Sensor element for a metal-insulator-semiconductor MISCam. [Other]. In: 17th European Conference on Solid-State Transducers “Eurosensors XVII”, September 21 – 24, Guimarães, Portugal.

Vieira, Manuela and Fantoni, A. and Fernandes, M. and Louro, P. and Rodrigues, I. (2003) Stacked n-i-p-n-i-p heterojunctions for image recognition. [Other]. In: Amorphous and heterogeneous silicon based films- 2002, April 21-25, S. Francisco - U.S.A..

Vieira, Manuela and Fernandes, M. and Louro, P. and Fantoni, A. and Rodrigues, I. (2003) A non-pixel image reader for continuous image detection based on tandem heterostructures. [Other]. In: Eurosensors XVII-The 17th European Conference on Solid-State, September 21 – 24, Guimarães, Portugal.

Louro, P. and Fantoni, A. and Vygranenko, Yu and Fernandes, M. and Vieira, Manuela (2002) Analysis of the bias dependent spectral response of a-SiC:H p-i-n photodiode. [Other]. In: Amorphous and heterogeneous silicon based films- 2002, April 1-5, S. Francisco - U.S.A..

Vieira, Manuela and Fernandes, M. and Fantoni, A. and Louro, P. and Schwarz, R. (2002) Biometric system based on one single large area a-SiC:H phohotodiode. [Other]. In: 1st IEEE International Conference on Sensors, June 12-14, Florida USA.

Fantoni, A. and Fernandes, M. and Vieira, Manuela (2002) Dependence of the lateral photoeffect in a-Si:H p-i-n structures on the material characteristics studied by means of numerical simulation. [Other]. In: Amorphous and heterogeneous silicon based films- 2002, April 1-5, S. Francisco - U.S.A..

Fernandes, M. and Vieira, Manuela and Louro, P. and Fantoni, A. and Martins, J. (2002) New color and image laser scanned photodiode sensor (CLSP). [Other]. In: Eurosensor XVI, 16th European Conference on Solid-State Transducers, September 15-17, Praha, Czech Republic.

Vieira, Manuela and Louro, P. and Fantoni, A. and Fernandes, M. (2002) Tuning the spectral distribution of p-i-n a-SiC:H devices for colour detection. [Other]. In: Eurosensor XVI, 16th European Conference on Solid-State Transducers, September 15-17, Praha, Czech Republic.

Vieira, Manuela and Fernandes, M. and Fantoni, A. and Louro, P. and Schwarz, R. (2002) A new CLSP sensor for Image recognition and color separation. [Other]. In: Amorphous and heterogeneous silicon based films-2002, April 1-5, S. Francisco - U.S.A..