• 4472 Citations
  • 36 h-Index
1988 …2020

Research output per year

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Research Output at NOVA

2005

Amorphous silicon based p-i-i-n structure for color sensor

Fortunato, E. M. C., Zhang, S., Ferreira, I. M. M., Raniero, L., Águas, H. M. B., Martins, R. F. D. P. & Pereira, L. M. N., 1 Jan 2005, MATERIALS RESEARCH SOCIETY SYMPOSIUM PROCEEDINGS. Vol. 862. p. 679-683

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

Open Access
1 Citation (Scopus)
5 Citations (Scopus)

Characterization of silicon carbide thin films and their use in colour sensor

Zhang, S., Raniero, L., Fortunato, E. M. C., Liao, X., Hu, Z., Ferreira, I. M. M., Águas, H. M. B., Ramos, A. R. L., Alves, E. & Martins, R. F. D. P., May 2005, In : Solar Energy Materials and Solar Cells. 87, 1-4, p. 343-348 6 p.

Research output: Contribution to journalArticle

Open Access
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)

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)
46 Citations (Scopus)

Role of annealing environment on the performances of large area ITO films produced by rf magnetron sputtering

Canhola, P., Raniero, L., Pereira, S., Fortunato, E. M. C., Ferreira, I. M. M. & Martins, R. F. D. P., 1 Sep 2005, In : THIN SOLID FILMS. 487, 1-2, p. 271-276 6 p.

Research output: Contribution to journalArticle

Open Access
49 Citations (Scopus)
Open Access
24 Citations (Scopus)
Open Access
17 Citations (Scopus)

Study of a-SiC : H buffer layer on nc-Si/a-Si : H solar cells deposited by PECVD technique.

Raniero, L., Ferreira, I., Aguas, H., Fortunato, E. M. C. & Martins, R. F. D. P., 1 Jan 2005, IEEE PHOTOVOLTAIC SPECIALISTS CONFERENCE. p. 1548-1551 4 p.

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

Open Access
2 Citations (Scopus)
2004

Batch processing method to deposit a-Si: H films by PECVD

Raniero, L., Águas, H., Pereira, L., Fortunato, E., Ferreira, I. & Martins, R., 2004, In : Materials Science Forum. 455-456, p. 104-107 4 p.

Research output: Contribution to journalArticle

1 Citation (Scopus)

Characterization of silicon carbide thin films prepared by VHF-PECVD technology

Zhang, S., Raniero, L., Fortunato, E. M. C., Pereira, L. M. N., Martins, N. E., Canhola, P., Ferreira, I., R. Nedev, N., Aguas, H. & Martins, R. F. D. P., 15 Jun 2004, In : Journal of Non-Crystalline Solids. 338-340, 1 SPEC. ISS., p. 530-533 4 p.

Research output: Contribution to journalArticle

Open Access
21 Citations (Scopus)
Open Access
11 Citations (Scopus)
1 Citation (Scopus)

Detection limits of a nip a-Si: H linear array position sensitive detector

Martins, R., Costa, D., Águas, H., Soares, F., Marques, A., Ferreira, I., Borges, P. & Fortunato, E., 2004, In : MRS Proceedings. 808, p. 507-512 6 p.

Research output: Contribution to journalArticle

Effect of an interfacial oxide layer in the annealing behaviour of Au/a-Si : H MIS photodiodes

Águas, H. M. B., Pereira, L. M. N., Ferreira, I. M. M., Ramos, A. R. L., Viana, A. S., Andreu, J., Vilarinho, P., Fortunato, E. M. C. & Martins, R. F. D. P., 15 Jun 2004, In : Journal of Non-Crystalline Solids. 338-40, 1 SPEC. ISS., p. 810-813 4 p.

Research output: Contribution to journalArticle

Open Access
2 Citations (Scopus)

Effect of annealing on gold rectifying contacts in amorphous silicon

Águas, H. M. B., Pereira, L. M. N., Ferreira, I. M. M., Ramos, A. R. L., Viana, A. S., Andreu, J., Vilarinho, P., Fortunato, E. M. C. & Martins, R. F. D. P., 1 Jan 2004, In : Advanced Materials Forum Iii, Pts 1 And 2. 455-456, NA, p. 96-99 4 p.

Research output: Contribution to journalArticle

Open Access
1 Citation (Scopus)
Open Access
2 Citations (Scopus)
Open Access
5 Citations (Scopus)
Open Access
132 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
106 Citations (Scopus)

Materials Science Forum: Preface

Martins, R., Fortunato, E., Ferreira, I. & Dias, C. J., 2004, In : Materials Science Forum. 455-456

Research output: Contribution to journalArticle

New developments in gallium doped zinc oxide deposited on polymeric substrates by RF magnetron sputtering

Fortunato, E. M. C., Gonçalves, A., Marques, A., Viana, A. S., Aguas, H., Pereira, L. M. N., Ferreira, I., Vilarinho, P. & Martins, R. F. D. P., 1 Mar 2004, In : Surface & Coatings Technology. 180-181, NA, p. 20-25 6 p.

Research output: Contribution to journalArticle

Open Access
54 Citations (Scopus)

Properties of a-Si : H intrinsic films produced by HWPA-CVD technique

Ferreira, I., Aguas, H., Pereira, L., Fortunato, E. M. C. & Martins, R. F. D. P., 22 Mar 2004, In : THIN SOLID FILMS. 451-452, NA, p. 366-369 4 p.

Research output: Contribution to journalArticle

Open Access

Spectral response of large area amorphous silicon solar cells

Raniero, L., Martins, N. E., Canhola, P., Pereira, S., Ferreira, I. M. M., Fortunato, E. M. C. & Martins, R. F. D. P., 1 Jan 2004, In : High Temperature Material Processes. 8, 2, p. 293-299 7 p.

Research output: Contribution to journalArticle

Open Access

Zinc oxide as an ozone sensor

Martins, R. F. D. P., Fortunato, E. M. C., Nunes, P., Ferreira, I. & Marques, A., 26 Jul 2004, In : Journal Of Applied Physics. 96, 3, p. 1398-1408

Research output: Contribution to journalArticle

Open Access
181 Citations (Scopus)
5 Citations (Scopus)
2003
1 Citation (Scopus)

Combining HW-CVD and PECVD techniques to produce a-Si: H films

Ferreira, I., Fortunato, E. & Martins, R., 3 Mar 2003, In : THIN SOLID FILMS. 427, 1-2, p. 231-235 5 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)

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

101 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)

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

279 Citations (Scopus)
37 Citations (Scopus)

New challenges on gallium-doped zinc oxide films prepared by r.f. magnetron sputtering

Assunção, V., Fortunato, E., Marques, A., Gonçalves, A., Ferreira, I., Águas, H. & Martins, R., 1 Oct 2003, In : THIN SOLID FILMS. 442, 1-2, p. 102-106 5 p.

Research output: Contribution to journalArticle

91 Citations (Scopus)

Polymorphous silicon films deposited at 27.12 MHz

Martins, R., Águas, H., Ferreira, I., Fortunato, E., Lebib, S., Roca I Cabarrocas, P. & Guimarães, L., 1 Dec 2003, In : Chemical Vapor Deposition. 9, 6, p. 333-337 5 p.

Research output: Contribution to journalArticle

Open Access
13 Citations (Scopus)
2002

32 Linear array position sensitive detector based on NIP and hetero a-Si: H microdevices

Martins, R., Figueiredo, J., Silva, V., Águas, H., Soares, F., Marques, A., Ferreira, I. & Fortunato, E., Apr 2002, In : Journal of Non-Crystalline Solids. 299-302, PART 2, p. 1283-1288 6 p.

Research output: Contribution to journalArticle

10 Citations (Scopus)

a-Si : H interface optimisation for thin film position sensitive detectors produced on polymeric substrates

Pereira, L. M. N., Brida, D., Fortunato, E. M. C., Ferreira, I. M. M., Águas, H. M. B., Silva, V., Costa, M. F. M., Teixeira, V. & Martins, R. F. D. P., Apr 2002, In : Journal of Non-Crystalline Solids. 299-302, PART 2, p. 1289-1294 6 p.

Research output: Contribution to journalArticle

Open Access
15 Citations (Scopus)

Characterization of aluminium doped zinc oxide thin films deposited on polymeric substrates

Fortunato, E., Nunes, P., Costa, D., Brida, D., Ferreira, I. & Martins, R., Jan 2002, In : Vacuum. 64, 3-4, p. 233-236 4 p.

Research output: Contribution to journalArticle

51 Citations (Scopus)
Open Access
11 Citations (Scopus)
8 Citations (Scopus)

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)

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)

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)