Items where Author is "Vygranenko, Yu"

Article

Vygranenko, Yu and Louro, P. and Vieira, M and Chang, J. H. and Nathan, A. (2006) Low leakage current a-Si:H/a-SiC:H n–i–p photodiode with Cr/a-SiNx front contact. Journal of Non-Crystalline Solids, 352 (9-20), pp. 1837-1840. ISSN 0022-3093. URL: http://dx.doi.org/10.1016/j.jnoncrysol.2005.08.042.

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 Fernandes, M. and Louro, P. and Lavareda, G. and Nunes de Carvalho, C. and Vygranenko, Yu (2005) A two terminal optical signal and image processing p–i–n/p–i–n image and colour sensor. Sensors and Actuators A: Physical, 123-12, pp. 331-336. ISSN 0924-4247. URL: http://dx.doi.org/10.1016/j.sna.2005.03.051.

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.

Dugaev, V. K. and Vygranenko, Yu and Vieira, Manuela and Litvinov, V. I. and Barnás, J. (2003) Modelling of magnetically controlled Si-based optoelectronic devices. Physics E, 16 (3-4), pp. 558-562.

Fernandes, M. and Vygranenko, Yu and Louro, P. and Vieira, Manuela (2003) Non pixelled amorphous silicon based color sensors. Physics E, 16 (3-4), pp. 558-562.

Louro, P. and Vieira, Manuela and Vygranenko, Yu and Fernandes, M. and Schwarz, R. and Schubert, M. (2002) Bias dependent photocurrent collection in p-i-n a-si:H/SiC:H heterojunctions. Sensors and Actuators A: Physical, 97-98, pp. 221-226.

Vieira, Manuela and Fernandes, M. and Vygranenko, Yu and Louro, P. and Schwarz, R. and Schubert, M. (2002) Laser Scanned Photodiodes (LSPs) for image sensing. Sensors and Actuators A: Physical, 97-98, pp. 98-103. (ISI Web of Science, Citations: 1).

Schwarz, R. and Louro, P. and Vygranenko, Yu and Fernandes, M. and Vieira, Manuela and Schubert, M. (2002) Memory effects in highly resistive p-i-n heterojunctions for optical applications. Thin Solid Films, 403-40, pp. 363-367. (ISI Web of Science, Citations: 1).

Vygranenko, Yu and Fernandes, M. and Louro, P. and Vieira, Manuela (2002) Modelling a-Si:H based p-i-n structures for optical sensor applications. Thin Solid Films, 403-40, pp. 354-358.

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).

Fernandes, M. and Vygranenko, Yu and Schwarz, R. and Vieira, Manuela and Nunes de Carvalho, C. (2002) Photocurrent multiplication in ITO/SiOx/Si optical sensors. Vacuum, 65, pp. 67-71.

Conference or Workshop Item

Vieira, Manuela and Louro, P. and Vieira, M.A. and Costa, J. and Fernandes, M. and Vygranenko, Yu and Barata, Manuel (2010) Monolithic a-SiC:H Architectures as Tunable Optical Filters for Spectral Analysis. [Paper]. In: 2010 First International Conference on Sensor Device Technologies and Applications, 18-25 July 2010, Venice. URL: http://dx.doi.org/10.1109/SENSORDEVICES.2010.33.

Fernandes, M. and Vygranenko, Yu and Vieira, M. and Heiler, G. and Tredwell, T. and Nathan, A. (2008) Transient Current in a-Si:H-Based MIS Photosensors. [Paper]. In: Symposium on Amorphous and Polycrystalline Thin-Film Silicon Science and Technology held at the 2008 MRS Spring Meeting.

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).

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 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.

Vygranenko, Yu and Louro, P. and Vieira, Manuela and Chang, J. H. and Nathan, A. (2007) Two-dimensional array of a-Si:H/a-SiC:H n-i-p photodiodes with Cr/a-SiNx front electrodes. [Other]. In: 2007 MRS Spring Meeting, April 9-13, 2007, San Francisco, CA, USA.

Louro, P. and Vygranenko, Yu and Martins, J. and Fernandes, M. and Vieira, Manuela (2006) Colour sensitive devices based on double p-i-n-i-p stacked photodiodes. [Paper]. In: European Materials Research Society, Symposium I, 29 May.- 2 June, 2006, Nice, France.

Vygranenko, Yu and Louro, P. and Vieira, Manuela and Chang, J. H. and Nathan, A. (2006) Low leakage current a-Si:H/a-SiC:H n–i–p photodiode with Cr/a-SiNx front contact. [Paper]. In: ICANS 21, 21st International conference on amorphous and nanocrystalline semiconductors, Sept. 5-9, 2006, Lisboa, Portugal.

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 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.

Schwarz, R. and Braz, T. and Sanguino, P. and Maçarico, F. and Vieira, Manuela and Fernandes, M. and Wunsch, F. and Kunst, M. and Marques, C. P. and Alves, E. and Louro, P. and Mendes, C. and Vygranenko, Yu (2004) Changes in spectral response of thick amorphous silicon detectors after irradiation. [Paper]. In: 3rd aSinet workshop, February 25-27, 2004, Bratislava, Sloven.

Vieira, Manuela and Fernandes, M. and Louro, P. and Mendes, C. and Schwarz, R. and Vygranenko, Yu (2004) OSIP: Optical image processing deviceoptimized for optical readout. [Paper]. In: 3rd aSinet workshop, February 25-27, 2004, Bratislava, Sloven.

Vieira, Manuela and Fernandes, M. and Louro, P. and Mendes, C. and Schwarz, R. and Vygranenko, Yu (2004) OSIP: optical signal and image processing device optimized for optical readout. [Paper]. In: European Materials Research Society Symposium, 24-28, May, 2004, Strasburg, France.

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.

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.

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 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..

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 Vygranenko, Yu and Vieira, Manuela (2002) Dynamic response of non-pixeled amorphous silicon based image sensors. [Other]. In: Material and devices for optoelectronic and photonics-2002, April 1-5, S. Francisco - U.S.A..

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.

Schwarz, R. and Vygranenko, Yu and Louro, P. and Fernandes, M. and Vieira, Manuela (2002) MISCam- New type of metal-insulator-Semiconductor Camera. [Paper]. In: European Materials Research Society Symposium, 18-21, June, 2002, Strasburg, France.

Dugaev, V. K. and Vygranenko, Yu and Vieira, Manuela and Litvinov, V. I. and Barnás, J. and Mickiewicz, A. (2002) Magnetically controlled photovoltaic diode structure. [Other]. In: Nanostructural Magnetic materials for data storage - 2002, April 1-5, S. Francisco - U.S.A..

Dugaev, V. K. and Vygranenko, Yu and Vieira, Manuela and Litvinov, V. I. and Barnás, J. (2002) Modelling of magnetically controlled Si-based optoelectronic devices. [Paper]. In: European Materials Research Society Symposium, 18-21, June, Strasburg, France.

Fernandes, M. and Vygranenko, Yu and Louro, P. and Vieira, Manuela (2002) Non pixelled amorphous silicon based color sensors. [Paper]. In: European Materials Research Society Symposium, 18-21, June, Strasburg, France.