• 4513 Citations
  • 37 h-Index
1988 …2020

Research output per year

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Research Output at NOVA

Open Access
8 Citations (Scopus)

Electrochromic Device and method for producing the same

Martins, R. F. D. P., Fortunato, E. M. C., Costa, C., Ferreira, I. & Henriques, I., 8 Jul 2014, IPC No. US 8,773,747, Patent No. 8,773,747, Priority No. 8,773,747

Research output: PatentInternational PCT application

Electron paramagnetic resonance of defects in doped microcrystalline silicon

Lavado, M., Martins, R., Ferreira, I., Lavareda, G., Fortunato, E., Vieira, M. & Guimarães, L., 1989, In : Vacuum. 39, 7-8, p. 791-794 4 p.

Research output: Contribution to journalArticle

74 Citations (Scopus)
Open Access
File
76 Downloads (Pure)

Engineering of a-Si: H device stability by suitable design of interfaces

Martins, R., Ferreira, I., Águas, H., Silva, V., Fortunato, E. & Guimarães, L., May 2002, In : Solar Energy Materials and Solar Cells. 73, 1, p. 39-49 11 p.

Research output: Contribution to journalArticle

4 Citations (Scopus)

Engineering of plasma deposition systems used for producing large area a-Si:H devices

Martins, R., Ferreira, I., Carvalho, N. M. & Guimarães, L., 1991, In : Journal of Non-Crystalline Solids. 137-138, PART 2, p. 757-760 4 p.

Research output: Contribution to journalArticle

11 Citations (Scopus)

Engineering of the energy coupling in PECVD systems used to produce large area a-Si:H coatings

Martins, R. & Ferreira, I., 1994, In : Vacuum. 45, 10-11, p. 1107-1108 2 p.

Research output: Contribution to journalArticle

4 Citations (Scopus)
Open Access
2 Citations (Scopus)

Fabrication and characterization of hybrid solar cells based on copper phthalocyanine/porous silicon

Prabakaran, R., Fortunato, E. M. C., Martins, R. F. D. P. & Ferreira, I., 1 May 2008, JOURNAL OF NON-CRYSTALLINE SOLIDS. Vol. 354. p. 2892-2896 5 p.

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Open Access
22 Citations (Scopus)

Facile Microwave-assisted Synthesis Manganese Doped Zinc Sulfide Nanoparticles

Sousa, D. M., Alves, L. C., Marques, A., Gaspar, G., Lima, J. C. & Ferreira, I., 1 Dec 2018, In : Scientific Reports. 8, 1, 15992.

Research output: Contribution to journalArticle

5 Citations (Scopus)

Flexible a-Si:H Position Sensitive Detectors: Special Issue on Flexible Electronics Technology, Part II: Materials and Devices

Fortunato, E. M. C., Pereira, L. M. N., Aguas, H., Ferreira, I. & Martins, R. F. D. P., 18 Jul 2005, Flexible a-Si:H Position Sensitive Detectors: Flexible Electronics Technology, Part II: Materials and Devices. Nathan, A. & Chalamala, B. R. (eds.). 1st edition ed. United States, Vol. 93. p. 1281-1286 6 p.

Research output: Chapter in Book/Report/Conference proceedingChapter

Open Access
29 Citations (Scopus)

Flexible large area thin film position sensitive detectors

Fortunato, E., Ferreira, I., Giuliani, F. & Martins, R., 15 Nov 2000, In : Sensors And Actuators A-Physical. 86, 3, p. 182-186 5 p.

Research output: Contribution to journalArticle

13 Citations (Scopus)
Open Access
5 Citations (Scopus)

Floating gate memory paper transistor

Fortunato, E. M. C., Ferreira, I. M. M., Dias, C. J. M. M., Barquinha, P. M. C., Martins, R. F. D. P. & Pereira, L. M. N., 1 Jan 2010, Proceedings of SPIE. Vol. 7603. p. nr. 760314

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Open Access
2 Citations (Scopus)

Fluorescent and conductive cellulose acetate-based membranes with porphyrins

Delgado-Lima, A., Borges, J. P., Ferreira, I. M. & Machado, A. V., 1 Jun 2017, In : Materials Today Communications. 11, p. 26-37 12 p.

Research output: Contribution to journalArticle

3 Citations (Scopus)

From porous to compact films by changing the onset conditions of HW-CVD process

Ferreira, I., Costa, M. E. V., Fortunato, E. & Martins, R., 3 Mar 2003, In : THIN SOLID FILMS. 427, 1-2, p. 225-230 6 p.

Research output: Contribution to journalArticle

5 Citations (Scopus)

Gallium zinc oxide coated polymeric substrates for optoelectronic applications

Fortunato, E., Gonçalves, A., Marques, A., Assunção, V., Ferreira, I., Águas, H., Pereira, L. & Martins, R., 2003, In : MRS Proceedings. 769, p. 291-296 6 p.

Research output: Contribution to journalArticle

1 Citation (Scopus)
194 Citations (Scopus)
Open Access
File
9 Citations (Scopus)
9 Downloads (Pure)

Growth of ZnO: Ga thin films at room temperature on polymeric substrates: Thickness dependence

Fortunato, E., Gonçalves, A., Assunção, V., Marques, A., Águas, H., Pereira, L., Ferreira, I. & Martins, R., 1 Oct 2003, In : THIN SOLID FILMS. 442, 1-2, p. 121-126 6 p.

Research output: Contribution to journalArticle

102 Citations (Scopus)
Open Access
132 Citations (Scopus)

Highly conductive/transparent ZnO: Al thin films deposited at room temperature by rf magnetron sputtering

Fortunato, E., Nunes, P., Marques, A., Costa, D., Águas, H., Ferreira, I., Costa, M. E. V. & Martins, R., 2002, In : Bioceramics 18, Pts 1 And 2. 230-232, p. 571-574 4 p.

Research output: Contribution to journalArticle

2 Citations (Scopus)

Highly conductive and highly transparent n-type microcrystalline silicon thin films

Martins, R., Maçarico, A., Ferreira, I., Nunes, R., Bicho, A. & Fortunato, E., 15 Jul 1997, In : THIN SOLID FILMS. 303, 1-2, p. 47-52 6 p.

Research output: Contribution to journalArticle

30 Citations (Scopus)

Highly sensitive ZnO ozone detectors at room temperature

Bender, M., Fortunato, E., Nunes, P., Ferreira, I., Marques, A., Martins, R., Katsarakis, N., Cimalla, V. & Kiriakidis, G., 15 Apr 2003, In : Japanese Journal Of Applied Physics. 42, 4 B, p. L435-L437 3 p.

Research output: Contribution to journalLetter

55 Citations (Scopus)
Open Access
151 Citations (Scopus)

Highly transparent copper iodide thin film thermoelectric generator on a flexible substrate

Coroa, J., Faustino, B. M. M., Marques, A. C. L. S., Bianchi, C., Koskinen, T., Juntunen, T., Tittonen, I. & Ferreira, I., 3 Nov 2019, In : RSC Advances. 9, 61, p. 35384-35391 8 p.

Research output: Contribution to journalArticle

Open Access
4 Citations (Scopus)

High quality conductive gallium-doped zinc oxide films deposited at room temperature

Fortunato, E. M. C., Assunção, V., Gonçalves, A., Marques, A., Aguas, H., Pereira, L. M. N., Ferreira, I., Vilarinho, P. & Martins, R. F. D. P., 1 Jan 2004, In : THIN SOLID FILMS. 451-452, NA, p. 443-447 5 p.

Research output: Contribution to journalArticle

Open Access
107 Citations (Scopus)

Hot-wire plasma assisted chemical vapor deposition: A deposition technique to obtain silicon thin films

Ferreira, I., Fortunato, E., Martins, R. & Vilarinho, P., 1 Feb 2002, In : Journal Of Applied Physics. 91, 3, p. 1644-1649 6 p.

Research output: Contribution to journalArticle

2 Citations (Scopus)

Hydrogenated nanocrystalline silicon thin films with promising thermoelectric properties

Loureiro, J., Mateus, T., Filonovich, S., Ferreira, M., Figueira, J., Rodrigues, A., Donovan, B. F., Hopkins, P. E. & Mercês Ferreira, I. M., 18 Sep 2015, In : Applied Physics A-Materials Science & Processing. 120, 4, p. 1497-1502 6 p.

Research output: Contribution to journalArticle

7 Citations (Scopus)

Hydrogenated silicon carbon nitride films obtained by HWCVD, PA-HWCVD and PECVD techniques

Ferreira, I., Fortunato, E. M. C., Vilarinho, P. M., Viana, A. S., Alves, E. & Martins, R. F. D. P., 15 Jun 2006, In : Journal of Non-Crystalline Solids. 352, 9-20, p. 1361-1366 6 p.

Research output: Contribution to journalArticle

Open Access
33 Citations (Scopus)

Improved thermoelectric properties of nanocrystalline hydrogenated silicon thin films by post-deposition thermal annealing

Loureiro, J., Mateus, T., Filonovich, S., Ferreira, M., Figueira, J., Rodrigues, A., Donovan, B. F., Hopkins, P. E. & Ferreira, I., 30 Nov 2017, In : THIN SOLID FILMS. 642, p. 276-280 5 p.

Research output: Contribution to journalArticle

6 Citations (Scopus)

Improvement of a-Si: H device stability and performances by proper design of the interfaces

Martins, R., Ferreira, I., Cabrita, A. & Fortunato, E., 1 May 2000, In : Journal of Non-Crystalline Solids. 266-269 B, p. 1094-1098 5 p.

Research output: Contribution to journalArticle

7 Citations (Scopus)
1 Citation (Scopus)

Influence of the deposition pressure on the properties of transparent and conductive ZnO: Ga thin-film produced by r.f. sputtering at room temperature

Assunção, V., Fortunato, E., Marques, A., Águas, H., Ferreira, I., Costa, M. E. V. & Martins, R., 3 Mar 2003, In : THIN SOLID FILMS. 427, 1-2, p. 401-405 5 p.

Research output: Contribution to journalArticle

280 Citations (Scopus)
3 Citations (Scopus)

Influence of the layer thickness and hydrogen dilution on electrical properties of large area amorphous silicon p-i-n solar cell

Raniero, L., Martins, N. E., Canhola, P., Zhang, S., Pereira, S., Ferreira, I., Fortunato, E. M. C. & Martins, R. F. D. P., May 2005, In : Solar Energy Materials and Solar Cells. 87, 1-4, p. 349-355 7 p.

Research output: Contribution to journalArticle

Open Access
5 Citations (Scopus)
68 Citations (Scopus)

Insights on amorphous silicon nip and MIS 3D position sensitive detectors

Martins, R. F. D. P., Costa, D., Aguas, H., Soares, F., Marques, A., Ferreira, I., Borges, P., Pereira, S., Raniero, L. & Fortunato, E. M. C., 1 Jan 2006, Materials Science Forum. Vol. 514-516. p. 13-17 5 p.

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Open Access
2 Citations (Scopus)

Investigation of hydrocarbon coated porous silicon using PECVD technique to detect CO2 gas

Prabakaran, R., Silva, L., Fortunato, E. M. C., Martins, R. F. D. P. & Ferreira, I., 1 Jan 2008, JOURNAL OF NON-CRYSTALLINE SOLIDS. Vol. 354. p. 2610-2614 5 p.

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Open Access
3 Citations (Scopus)

Investigation of the amorphous to microcrystalline phase transition of thin film silicon produced by PECVD

Martins, R., Maçarico, A., Ferreira, I., Nunes, R., Bicho, A. & Fortunato, E., 1 Apr 1998, In : THIN SOLID FILMS. 317, 1-2, p. 144-148 5 p.

Research output: Contribution to journalArticle

11 Citations (Scopus)

Iron oxide nanoparticles stabilized with a bilayer of oleic acid for magnetic hyperthermia and MRI applications

Soares, P. I. P., Laia, C. A. T., Carvalho, A., Pereira, L. C. J., Coutinho, J. T., Ferreira, I. M. M., Novo, C. M. M. & Borges, J. P., 15 Oct 2016, In : Applied Surface Science. 383, p. 240-247 8 p.

Research output: Contribution to journalArticle

61 Citations (Scopus)
37 Citations (Scopus)

Large area flexible amorphous silicon position sensitive detectors

Fortunato, E. M. C., Brida, D., Ferreira, I. M. M., Águas, H. M. B., Nunes, P., Cabrita, A., Giuliani, F., Nunes, Y., Maneira, M. J. P. & Martins, R. F. P., 2000, In : MRS Proceedings. 609, p. A1271-A1276 6 p.

Research output: Contribution to journalArticle