Items where Author is "Vieira, M."

Article

Vieira, M.A. and Vieira, M. and Louro, P. and Costa, J. and Fantoni, A. and Fernandes, M. (2011) Light-triggered silicon-carbon pi'npin devices with self amplification. physica status solidi (c), 8 (3), pp. 1083-1086. ISSN 1862-6351. URL: http://dx.doi.org/10.1002/pssc.201000184.

Vieira, M. and Fernandes, M. and Louro, P. and Fantoni, Alessandro and Vieira, M.A. and Costa, João and Barata, M. (2011) Photo-sensing devices using a-Si based materials. physica status solidi (c), 8 (3), pp. 1079-1082. ISSN 1862-6351. URL: http://dx.doi.org/10.1002/pssc.201000183. (ISI Web of Science).

Costa, J. and Fernandes, M and Vieira, M. and Lavareda, G. and Carvalho, C. N. and Karmali, A. (2010) Field Effect and Light-Assisted a-Si:H Sensors for Detection of Ions in Solution. Sensor Letters, 8 (3), pp. 493-496. ISSN 1546-198X. eISSN 1546-1971. URL: http://dx.doi.org/10.1166/sl.2010.1300.

Louro, P and Vieira, M.A. and Amaral, S. and Fernandes, M. and Costa, J. and Vieira, M. (2010) Integrated demultiplexer and photodetector for short range transmission in the visible range. physica status solidi (c), 8 (3), pp. 919-923. ISSN 1862-6351. URL: http://dx.doi.org/10.1002/pssc.201000169.

Vygranenko, Y. and Fathi, E. and Sazonov, A. and Vieira, M. and Nathan, A. (2010) Nanocrystalline p-layer for a-Si:H p–i–n solar cells and photodiodes. Solar Energy Materials and Solar Cells, 94 (11), pp. 1860-1863. ISSN 0927-0248. URL: http://dx.doi.org/10.1016/j.solmat.2010.06.044.

Louro, P. and Vieira, M. and Fernandes, M. and Costa, J. and Vieira, M.A. and Caeiro, J. and Neves, N. and Barata, M. (2010) Optical demultiplexer based on an a-SiC:H voltage controlled device. physica status solidi (c), NA-NA. ISSN 1862-6351. eISSN 1610-1642. URL: http://dx.doi.org/10.1002/pssc.200982702.

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.

Vygranenko, Y. and Fernandes, M. and Louro, P. and Vieira, M. and Sazonov, Andrei (2010) Optoelectronic properties of a-Si1-xCx:H films grown in hydrogen diluted silane-methane plasma. physica status solidi (c), 7, pp. 782-785. ISSN 1862-6351. eISSN 1610-1642. URL: http://dx.doi.org/10.1002/pssc.200982779.

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.

Vygranenko, Y. and Sazonov, A. and Heiler, G. and Tredwell, T. and Vieira, M. and Nathan, A. (2009) Blue-enhanced thin-film photodiode for dual-screen x-ray imaging. Applied Physics Letters, 95 (26), p. 263505. ISSN 0003-6951. URL: http://dx.doi.org/10.1063/1.3276288. (ISI Web of Science, Citations: 1).

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.

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).

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.

Vygranenko, Y. and Wang, K. and Chaji, R. and Vieira, M. and Robertson, J. and Nathan, A. (2009) Stability of indium-oxide thin-film transistors by reactive ion beam assisted deposition. Thin Solid Films, 517 (23), pp. 6341-6344. ISSN 0040-6090. URL: http://dx.doi.org/10.1016/j.tsf.2009.02.108. (ISI Web of Science, Citations: 4).

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.

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.

Vygranenko, Y. and Wang, K. and Vieira, M. and Nathan, A. (2008) Indium oxide thin-film transistor by reactive ion beam assisted deposition. physica status solidi (a), 205 (8), pp. 1925-1928. ISSN 0031-8965. eISSN 1521-396X. URL: http://dx.doi.org/10.1002/pssa.200778883. (ISI Web of Science, Citations: 4).

Schwarz, R. and Mardolcar, U. and Vygranenko, Y. and Vieira, M. and Casteleiro, C. and STALLINGA, P. and GOMES, H. (2008) Photocapacitance measurements in irradiated a-Si:H based detectors. Journal of Non-Crystalline Solids, 354 (19-25), pp. 2176-2180. ISSN 0022-3093. URL: http://dx.doi.org/10.1016/j.jnoncrysol.2007.09.049.

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.

Casteleiro, C. and Schwarz, R. and Mardolcar, U. and Maçarico, A. and Martins, J. and Vieira, M. and Wuensch, F. and Kunst, M. and Morgado, E. and Stallinga, P. and Gomes, H. (2008) Spatially-resolved photocapacitance measurements to study defects in a-Si:H based p–i–n particle detectors. Thin Solid Films, 516 (15), pp. 5118-5121. ISSN 0040-6090. URL: http://dx.doi.org/10.1016/j.tsf.2008.01.012.

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.

Gorley, P.M. and Mysliuk, O.M. and Vieira, M. and Horley, P.P. and Dugaev, V. K. and Barnas, J. (2008) Spin polarization of dilute magnetic semiconductors under optical excitation of impurity levels. UKRAINIAN JOURNAL OF PHYSICAL OPTICS, 9 (1), pp. 60-71. ISSN 1609-1833. (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).

Louro, P and Vygranenko, Y. and Martins, J. and Fernandes, M. and Vieira, M. (2007) Colour sensitive devices based on double p-i-n-i-p stacked photodiodes. Thin Solid Films, 515 (19), pp. 7526-7529. ISSN 0040-6090. URL: http://dx.doi.org/10.1016/j.tsf.2006.11.132. (ISI Web of Science).

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.

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).

Vieira, M. and Louro, P. and Fernandes, M. and Schwarz, R. (2006) : Large area P-I-N image sensitive devices deposited on plastic substrates. Revista Mexicana de Fisica, (2 SUP (52), pp. 57-60. (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 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.

Fernandes, M and Vieira, M. and Martins, R. (2006) The laser scanned photodiode: Theoretical and electrical models of the image sensor. Journal of Non-Crystalline Solids, 352 (9-20), pp. 1801-1804. ISSN 0022-3093. URL: http://dx.doi.org/10.1016/j.jnoncrysol.2006.01.077. (ISI Web of Science, Citations: 4).

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.

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.

Dugaev, V. K. and Berakdar, J. and Barnás, J. and Dobrowolski, W. and Mitin, V. F. and Vieira, M. (2005) Magnetoresistance due to domain walls in semiconducting magnetic nanostructures. Materials Science and Engineering: C, 25 (5-8), pp. 705-709. ISSN 0928-4931. URL: http://dx.doi.org/10.1016/j.msec.2005.06.021. (ISI Web of Science).

Fernandes, M. and Vieira, M. and Rodrigues, I. and Martins, R. (2004) Large area image sensing structures based on a-SiC:H: a dynamic characterization. Sensors and Actuators A: Physical, 113 (3), pp. 360-364. ISSN 0924-4247. URL: http://dx.doi.org/10.1016/j.sna.2004.03.007.

Dugaev, V. K. and Litvinov, V. I. and Barnaś, J. and Slobodskyy, A. H. and Dobrowolski, W. and Vieira, M. (2003) Ferromagnetism in diluted magnetic semiconductors at low carrier density. physica status solidi (b), 236 (2), pp. 507-510. ISSN 0370-1972. eISSN 1521-3951. URL: http://dx.doi.org/10.1002/pssb.200301715. (ISI Web of Science).

Fernandes, M. and Vygranenko, Y. and Louro, P. and Vieira, M. (2003) Non-pixeled amorphous silicon-based image sensors. Physica E: Low-dimensional Systems and Nanostructures, 16 (3-4), pp. 563-567. ISSN 1386-9477. URL: http://dx.doi.org/10.1016/S1386-9477(02)00647-1.

Conference or Workshop Item

Fernandes, M. and Costa, J. and Vygranenko, Y. and Vieira, M. and Karmali, Amin (2010) Electronic Detection of Toxic Amides Using the a-Si:H-based EIS Sensor. [Poster]. In: E-MRS 2010, 7 a 11 de Junho, 2010, Estrasburgo/França.

Vygranenko, Y. and Sazonov, A. and Heiler, G. and Tredwell, T. and Vieira, M. and Nathan, A. (2010) Optimization of the a-SiC p-layer in a-Si:H-based n-i-p Photodiodes. [Paper]. In: Materials Research Society Symposium Proceedings. URL: http://dx.doi.org/10.1557/PROC-1245-A18-01.

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 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 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.

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, 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.

Maçarico, F. and Sanguino, P. and Fernandes, M. and Vieira, M. (2007) Amorphous Hydrogenated Carbon Films Deposited From Acetylene. [Paper]. In: International meeting on developments in materials, processes and applications of nanotechnologies (MPA-2007), 14-16 Jan 2007, Belfast.

Fernandes, M. and Vieira, M. and Martins, R. (2007) Modeling the Laser Scanned Photodiode S-shaped J-V Characteristic. [Paper]. In: Symposium on Amorphous and Polycrystalline Thin-Film Silicon Science and Technology held at the 2007 MRS Spring Meeting, 09-13 Apr. 2007, San Francisco. (ISI Web of Science).

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).

Maçarico, F. and Sanguino, P. and Fernandes, M. and Vieira, M. (2007) Optical Absorption and Apparent Bandgap of Acetylene-Based DLC Films. [Paper]. In: E-MRS 2007 Spring Meeting, 28 May - 1 Jun 2007, Strasbourg.

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, M. and Garção, A. Steiger and Vygranenko, Yu. and Fernandes, M. (2007) Optical Image and Color Recognition Using Monolithic Tandem Pinip and Pinpin Heterojunctions: A Comparison. [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.2007.4394948.

Louro, P. and Vieira, M. and Vygranenko, Y. and Fernandes, M. and Steiger-Garcao, A. (2007) Optical readout in pinpi’n and pini’p imagers: a comparison. [Paper]. In: Amorphous and Polycrystalline Thin-Film Silicon Science and Technology—2007, April 9-13, 2007, San Francisco, California, U.S.A..

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.

Maçarico, F. and Sanguino, P. and Fernandes, M. and Vieira, M. (2007) Structure of Diamond-Like Carbon from Acetylene. [Paper]. In: 22nd International Conference on Amorphous and Nanocrystalline Semiconductors (ICANS22), 19–24 Aug 2007, Colorado.