Päivikki Repo

  • Tietotie 3

20112019

Research output per year

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Research Output

  • 13 Conference contribution
  • 13 Article
  • 2 Working paper
  • 1 Doctoral Thesis
2011

Characterization and simulation of GaInNAs solar cells grown by molecular beam epitaxy

Repo, P., Lebedeva, N. & Savin, H., 2011, Proceedings of the 26th European Photovoltaic Solar Energy Conference and Exhibiton, Hamburg, Germany, September 5-9, 2011. p. 621-624

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

Experimentally Defined Electronic Properties of InGaAsN: Input for Solar Cell Simulations

Repo, P., Lebedeva, N. & Savin, H., 2011, 26th European Photovoltaic Solar Energy Conference and Exhibition, Hamburg, Germany, September 5-9, 2011. p. 621-624

Research output: Chapter in Book/Report/Conference proceedingConference contributionScientificpeer-review

Silicon Surface Passivation by Al2O3: Effect of ALD Reactants

Repo, P., Talvitie, H., Li, S., Skarp, J. & Savin, H., 2011, In : Energy Procedia. 8, p. 681-687

Research output: Contribution to journalArticleScientificpeer-review

Open Access
File
26 Citations (Scopus)
15 Downloads (Pure)
2012

Passivation of Black Silicon Surfaces with ALD Deposited Al2O3

Repo, P., Haarahiltunen, A., Saininiemi, L., Ylikoski, M., Talvitie, H., Schubert, M. C. & Savin, H., 2012, 2nd International Conference on Crystalline Silicon Photovoltaics, April 2-4, Leuven, Belgium 2012. p. 1-2

Research output: Chapter in Book/Report/Conference proceedingConference contributionScientificpeer-review

2013

Effective passivation of black silicon surfaces by atomic layer deposition

Repo, P., Haarahiltunen, A., Sainiemi, L., Yli-Koski, M., Talvitie, H., Schubert, M. & Savin, H., 2013, In : IEEE Journal of Photovoltaics. 3, 1, p. 90-94

Research output: Contribution to journalArticleScientificpeer-review

Open Access
File
62 Citations (Scopus)
51 Downloads (Pure)

Effect of ALD Reactants on Blistering of Aluminum Oxide Films on Crystalline Silicon

Li, S., Repo, P., von Gastrow, G., Bao, Y. & Savin, H., 2013, 39th IEEE Photovoltaic Specialist Conference, Tampa, USA June 17-21, 2013.

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

8 Citations (Scopus)

Improved silicon surface passivation with atomic layer deposited Al2O3 for photovoltaic applications

von Gastrow, G., Li, S., Bao, Y., Repo, P. & Savin, H., 2013, 25th Nordic Semiconductor Meeting, Espoo, Finland, June 9-12, 2013.

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

Low-Cost Photovoltaic Materials

Hashmi, G., Lund, P., Korppi-Tommola, J., Antila, L., Lemmetyinen, H., Kaunisto, K., Munter, T., Vuorinen, T., Nyman, M., Aarnio, H., Österbacka, R., Repo, P., von Gastrow, G. & Savin, H., 2013, Optics Days 2013, Helsinki, Finland, May 20-21, 2013.

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

N-type black silicon solar cells

Repo, P., Benick, J., Vähänissi, V., Schön, J., von Gastrow, G., Steinhauser, B., Schubert, M. C., Hermle, M. & Savin, H., 2013, In : Energy Procedia. 38, p. 866-871

Research output: Contribution to journalArticleScientificpeer-review

Open Access
File
44 Citations (Scopus)
30 Downloads (Pure)

Ozone-based batch atomic layer deposited Al2O3 for effective surface passivation

von Gastrow, G., Li, S., Repo, P., Bao, Y., Putkonen, M. & Savin, H., 2013, In : Energy Procedia. 38, p. 890-894

Research output: Contribution to journalArticleScientificpeer-review

Open Access
File
12 Citations (Scopus)
133 Downloads (Pure)

Passivation of black silicon boron emitters with atomic layer deposited aluminum oxide

Repo, P., Benick, J., von Gastrow, G., Vähänissi, V., Heinz, F. D., Schön, J., Schubert, M. C. & Savin, H., 2013, In : PHYSICA STATUS SOLIDI: RAPID RESEARCH LETTERS. 7, 11, p. 950-954

Research output: Contribution to journalArticleScientificpeer-review

Open Access
File
18 Citations (Scopus)
21 Downloads (Pure)

Sensitivity of Al2O3 Passivation on the Surface Condition Prior to the ALD Process

Li, S., Repo, P., von Gastrow, G., Bao, Y. & Savin, H., 2013, 28th European Photovoltais Specialists conference EU PVSEC, Paris, France, September 30 -October 4, 2013.

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

2014

Front side antireflection concepts for silicon solar cells with diffractive rear side structures

Bett, A. J., Eisenlohr, J., Höhn, O., Bläsi, B., Benick, J., Repo, P., Savin, H., Goldschmidt, J. C. & Hermle, M., 2014.

Research output: Working paperProfessional

Interdigitated black silicon solar cells

Repo, P. & Savin, H., 2014.

Research output: Working paperProfessional

2015

Black silicon solar cells with interdigitated back-contacts achieve 22.1% efficiency

Savin, H., Repo, P., von Gastrow, G., Ortega, P., Calle, E., Garin, M. & Alcubilla, R., 2015, In : Nature Nanotechnology. 10, 7

Research output: Contribution to journalArticleScientificpeer-review

328 Citations (Scopus)

Effect of substrate pretreatments on the atomic layer deposited Al2O3 passivation quality

Bao, Y., Li, S., von Gastrow, G., Repo, P., Putkonen, M. & Savin, H., 2015, In : JOURNAL OF VACUUM SCIENCE AND TECHNOLOGY A. 33, 1, 4 p., 01A123.

Research output: Contribution to journalArticleScientificpeer-review

Open Access
File
9 Citations (Scopus)
134 Downloads (Pure)

High-efficiency black silicon interdigitated back contacted solar cells on p-type and n-type c-Si substrates

Ortega, P., Calle, E., von Gastrow, G., Repo, P., Carrió, D., Savin, H. & Alcubilla, R., 2015, In : Progress in Photovoltaics. 23, 11, p. 1448-1457 10 p.

Research output: Contribution to journalArticleScientificpeer-review

29 Citations (Scopus)
2016

Effect of different ALD Al2O3 oxidants on the surface passivation of black silicon

Repo, P. & Savin, H., 2016, Proceedings of the 6th International Conference on Crystalline Silicon Photovoltaics (SiliconPV 2016). Ribeyron, P-J., Cuevas, A., Weeber, A., Ballif, C., Glunz, S., Poortmans, J., Brendel, R., Aberle, A., Sinton, R., Verlinden, P. & Hahn, G. (eds.). Elsevier, p. 381-385 5 p. (Energy procedia; vol. 92).

Research output: Chapter in Book/Report/Conference proceedingConference contributionScientificpeer-review

Open Access
File
6 Citations (Scopus)
119 Downloads (Pure)

Near-unity quantum efficiency of broadband black silicon photodiodes with an induced junction

Juntunen, M. A., Heinonen, J., Vähänissi, V., Repo, P., Valluru, D. & Savin, H., 29 Nov 2016, In : Nature Photonics. 10, 12, p. 777-782 6 p.

Research output: Contribution to journalArticleScientificpeer-review

49 Citations (Scopus)

Reducing surface recombination in black silicon photovoltaic devices using atomic layer deposition

Repo, P., 2016, Aalto University. 122 p.

Research output: ThesisDoctoral ThesisCollection of Articles

Open Access

Silicon surface passivation with atomic layer deposited aluminum nitride

Repo, P., Bao, Y., Seppänen, H., Sippola, P. & Savin, H., 18 Nov 2016, IEEE 43rd Photovoltaic Specialists Conference (PVSC), Portland, Oregon, USA, June 5-10. IEEE, p. 2967-2970 4 p. 7750205. (Conference record of the IEEE Photovoltaic Specialists Conference).

Research output: Chapter in Book/Report/Conference proceedingConference contributionScientificpeer-review

2 Citations (Scopus)

Wave optical simulation of the light trapping properties of black silicon surface textures

Bett, A. J., Eisenlohr, J., Höhn, O., Repo, P., Savin, H., Bläsi, B. & Goldschmidt, J. C., 21 Mar 2016, In : Optics Express. 24, 6, p. A434-A445 12 p.

Research output: Contribution to journalArticleScientificpeer-review

Open Access
File
21 Citations (Scopus)
285 Downloads (Pure)
2017

Black silicon n-Type photodiodes with high response over wide spectral range

Heinonen, J., Juntunen, M. A., Laine, H. S., Vähänissi, V., Repo, P., Dönsberg, T. & Savin, H., 2017, Optical Sensors 2017. 102310X. (Proceedings of SPIE : the International Society for Optical Engineering; vol. 10231).

Research output: Chapter in Book/Report/Conference proceedingConference contributionScientificpeer-review

Open Access
File
1 Citation (Scopus)
107 Downloads (Pure)

Efficient surface passivation of black silicon using spatial atomic layer deposition

Heikkinen, I., Repo, P., Vähänissi, V., Pasanen, T., Malinen, V. & Savin, H., 21 Sep 2017, 7th International Conference on Silicon Photovoltaics, SiliconPV 2017. Elsevier, p. 282–287 6 p. (Energy Procedia; vol. 124).

Research output: Chapter in Book/Report/Conference proceedingConference contributionScientificpeer-review

Open Access
File
5 Citations (Scopus)
254 Downloads (Pure)

N-Type induced junction black silicon photodiode for UV detection

Juntunen, M. A., Heinonen, J., Laine, H. S., Vähänissi, V., Repo, P., Vaskuri, A. & Savin, H., 2017, Integrated Photonics: Materials, Devices, and Applications IV. 7 p. 102490I. (Proceedings of SPIE ; vol. 10249).

Research output: Chapter in Book/Report/Conference proceedingConference contributionScientificpeer-review

Open Access
File
3 Citations (Scopus)
152 Downloads (Pure)

Surface Passivation Properties of HfO2 Thin Film on n-Type Crystalline Si

Cheng, X., Repo, P., Haug, H., Perros, A. P., Marstein, E. S., Di Sabatino, M. & Savin, H., 1 Mar 2017, In : IEEE Journal of Photovoltaics. 7, 2, p. 479-485 7 p., 7812606.

Research output: Contribution to journalArticleScientificpeer-review

9 Citations (Scopus)
2018

Silicon surface passivation with atomic layer deposited aluminum nitride

Repo, P., Bao, Y., Seppanen, H., Sippola, P. & Savin, H., 25 May 2018, 2017 IEEE 44th Photovoltaic Specialist Conference, PVSC 2017. IEEE, p. 1-4 4 p.

Research output: Chapter in Book/Report/Conference proceedingConference contributionScientificpeer-review

2019

Observation of Crystalline Oxidized Silicon Phase

Kuzmin, M., Lehtiö, J. P., Mäkelä, J., Yasir, M., Rad, Z. J., Vuorinen, E., Lahti, A., Punkkinen, M., Laukkanen, P., Kokko, K., Hedman, H. P., Punkkinen, R., Lastusaari, M., Repo, P. & Savin, H., 22 Mar 2019, In : Advanced Materials Interfaces. 6, 6, 9 p., 1802033.

Research output: Contribution to journalArticleScientificpeer-review

2 Citations (Scopus)