Kati Miettunen

Academy Research Fellow

Research outputs

  1. 2020
  2. Published
  3. 2019
  4. Published

    Cellulose Nanocrystal Aerogels as Electrolyte Scaffolds for Glass and Plastic Dye-Sensitized Solar Cells

    Or, T., Miettunen, K., Cranston, E. D., Moran-Mirabal, J. M. & Vapaavuori, J., 26 Aug 2019, In : ACS Applied Energy Materials. 2, 8, p. 5635-5642 8 p.

    Research output: Contribution to journalArticleScientificpeer-review

  5. Published
  6. Published

    Electrolyte membranes based on ultrafine fibers of acetylated cellulose for improved and long-lasting dye-sensitized solar cells

    Kaschuk, J. J., Miettunen, K., Borghei, M., Frollini, E. & Rojas, O. J., Jul 2019, In : Cellulose. 26, 10, p. 6151-6163 13 p.

    Research output: Contribution to journalArticleScientificpeer-review

  7. Published

    Nanocellulose and Nanochitin Cryogels Improve the Efficiency of Dye Solar Cells

    Poskela, A., Miettunen, K., Borghei, M., Vapaavuori, J., Greca, L. G., Lehtonen, J., Solin, K., Ago, M., Lund, P. D. & Rojas, O. J., 17 Jun 2019, In : ACS Sustainable Chemistry and Engineering. 7, 12, p. 10257-10265 9 p.

    Research output: Contribution to journalArticleScientificpeer-review

  8. Published

    Effect of drying flux inhomogeneities on the development of coffee rings from cellulose nanocrystals and visual designs perspective.

    Klockars, K., Yau, N., Tardy, B., Majoinen, J., Kamarainen, T., Miettunen, K., Boutonnet, E., Beidler, J. & Rojas, O., 31 Mar 2019, In : Abstracts of papers of the American Chemical Society. 257, 1 p.

    Research output: Contribution to journalMeeting AbstractScientificpeer-review

  9. Published

    Asymmetrical coffee rings from cellulose nanocrystals and prospects in art and design

    Klockars, K. W., Yau, N. E., Tardy, B. L., Majoinen, J., Kämäräinen, T., Miettunen, K., Boutonnet, E., Borghei, M., Beidler, J. & Rojas, O. J., 15 Jan 2019, In : Cellulose. 26, 1, p. 491-506 16 p.

    Research output: Contribution to journalArticleScientificpeer-review

  10. 2018
  11. Published

    Materials Matter exhibition at Slush 2018: Scientific material research projects from Aalto University exhibited at Slush 2018

    Kääriäinen, P., Henrickson, H., Poskiparta, L., Relander, A. & Miettunen, K., 4 Dec 2018

    Research output: Artistic and non-textual formExhibitionArt in non-art workpeer-review

  12. Published

    The state of external circuit affects the stability of dye-sensitized solar cells

    Poskela, A., Miettunen, K., Tiihonen, A. & Lund, P. D., 10 Jun 2018, In : Electrochimica Acta. 275, p. 59-66 8 p.

    Research output: Contribution to journalArticleScientificpeer-review

  13. Published

    Biobased aerogels with different surface charge as electrolyte carrier membranes in quantum dot-sensitized solar cell

    Borghei, M., Miettunen, K., Greca, L. G., Poskela, A., Lehtonen, J., Lepikko, S., Tardy, B. L., Lund, P., Subramanian, V. R. & Rojas, O. J., Jun 2018, In : Cellulose. 25, 6, p. 3363-3375 13 p.

    Research output: Contribution to journalArticleScientificpeer-review

  14. Published

    Testing dye-sensitized solar cells in harsh northern outdoor conditions

    Lepikko, S., Miettunen, K., Poskela, A., Tiihonen, A. & Lund, P. D., Jun 2018, In : Energy Science and Engineering. 6, 3, p. 187-200

    Research output: Contribution to journalArticleScientificpeer-review

  15. Published

    Recent progress in flexible dye solar cells

    Miettunen, K., Vapaavuori, J., Poskela, A., Tiihonen, A. & Lund, P. D., Apr 2018, In : Wiley Interdisciplinary Reviews: Energy and Environment. 7, 5, p. 1-11 e302.

    Research output: Contribution to journalReview ArticleScientificpeer-review

  16. Published

    Application of dye-sensitized and perovskite solar cells on flexible substrates

    Lund, P. D., Halme, J., Hashmi, G., Asghar, I. & Miettunen, K., 30 Mar 2018, In : FLEXIBLE AND PRINTED ELECTRONICS. 3, 1, p. 1-17 013002.

    Research output: Contribution to journalReview ArticleScientificpeer-review

  17. Published

    Critical analysis on the quality of stability studies of perovskite and dye solar cells

    Tiihonen, A., Miettunen, K., Halme, J., Lepikko, S., Poskela, A. & Lund, P., 2018, In : Energy and Environmental Science. 11, 4, p. 730-738 9 p.

    Research output: Contribution to journalArticleScientificpeer-review

  18. 2017
  19. Published

    Long-Term Stability of Dye-Sensitized Solar Cells Assembled with Cobalt Polymer Gel Electrolyte

    Gava Sonai, G., Tiihonen, A., Miettunen, K., Lund, P. D. & Nogueira, A. F., 24 Aug 2017, In : Journal of Physical Chemistry C. 121, 33, p. 17577-17585 9 p.

    Research output: Contribution to journalArticleScientificpeer-review

  20. Published

    Gel electrolytes with polyamidopyridine-dendron modified-talc for dye-sensitized solar cells

    Andrade, M. A. S., Tiihonen, A., Miettunen, K., Lund, P., Nogueira, A. F. & Pastore, H. O., 2 Jun 2017, In : ACS Applied Materials and Interfaces. 9, 24, p. 20454–20466

    Research output: Contribution to journalArticleScientificpeer-review

  21. Published

    Stabilizing Dendron-Modified Talc-Based Electrolyte for Quasi-Solid Dye-Sensitized Solar Cell

    Andrade, M. A. S., Miettunen, K., Tiihonen, A., Lund, P. D., Nogueira, A. F. & Pastore, H. O., 20 Feb 2017, In : Electrochimica Acta. 228, p. 413-421 9 p.

    Research output: Contribution to journalArticleScientificpeer-review

  22. Published

    From identification of electrolyte degradation rates to lifetime estimations in dye solar cells with iodine and cobalt redox couples

    Miettunen, K., Poskela, A., Tiihonen, A., Rendon, S., Axenov, K., Kronberg, L., Leino, R. & Lund, P., 2017, In : Nano Energy Systems. 1, 2, p. 29-41 13 p.

    Research output: Contribution to journalArticleScientificpeer-review

  23. 2016
  24. Published

    Quasi-solid electrolyte with polyamidoamine dendron modified-talc applied to dye-sensitized solar cells

    Andrade, M. A. S., Nogueira, A. F., Miettunen, K., Tiihonen, A., Lund, P. D. & Pastore, H. O., 1 Sep 2016, In : Journal of Power Sources. 325, p. 161-170 10 p.

    Research output: Contribution to journalArticleScientificpeer-review

  25. Published

    Preventing UV Degradation in Dye Sensitized Solar Cells

    Gava Sonai, G., Tiihonen, A., Miettunen, K., Lund, P. & Nogueira, A. F., 24 Jun 2016, Proceedings of the 32nd European Photovoltaic Solar Energy Conference and Exhibition. p. 1347-1352

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

  26. 2015
  27. Published

    Insights into corrosion in dye solar cells

    Miettunen, K., Etula, J., Saukkonen, T., Jouttijärvi, S., Halme, J., Romu, J. & Lund, P., Aug 2015, In : Progress in Photovoltaics. 23, 8, p. 1045-1056 12 p.

    Research output: Contribution to journalArticleScientificpeer-review

  28. Published

    The effect of electrolyte purification on the performance and long-term stability of dye-sensitized solar cells

    Tiihonen, A., Miettunen, K., Rendon, S., Mavrynsky, D., Halme, J., Leino, R. & Lund, P., 29 Jun 2015, In : Journal of the Electrochemical Society. 162, 9, p. H661-H670 10 p.

    Research output: Contribution to journalArticleScientificpeer-review

  29. Published

    Analysis of dye degradation products and assessment of the dye purity in dye-sensitized solar cells

    Rendon, S. M. K., Mavrynsky, D., Meierjohann, A., Tiihonen, A., Miettunen, K., Asghar, I., Halme, J., Kronberg, L. & Leino, R., 2015, In : Rapid Communications in Mass Spectrometry. 29, 23, p. 2245-2251

    Research output: Contribution to journalArticleScientificpeer-review

  30. 2014
  31. Published

    Nanocellulose aerogel membranes for optimal electrolyte filling in dye solar cells

    Miettunen, K., Vapaavuori, J., Tiihonen, A., Poskela, A., Lahtinen, P., Halme, J. & Lund, P., Sep 2014, In : Nano Energy. 8, p. 95-102 8 p.

    Research output: Contribution to journalArticleScientificpeer-review

  32. Published

    Effect of Electrolyte Bleaching on the Stability and Performance of Dye Solar Cells

    Mastroianni, S., Asghar, M. I., Miettunen, K., Halme, J., Lanuti, A., Brown, T. M. & Lund, P., 2014, In : Physical Chemistry Chemical Physics. 16, 13, p. 6092-6100 9 p.

    Research output: Contribution to journalArticleScientificpeer-review

  33. Published

    Low Cost Ferritic Stainless Steel in Dye Sensitized Solar Cells with Cobalt Complex Electrolyte

    Miettunen, K., Jouttijärvi, S., Jiang, R., Saukkonen, T., Romu, J., Halme, J. & Lund, P., 2014, In : Journal of the Electrochemical Society. 161, 3, p. H138-H143 6 p.

    Research output: Contribution to journalArticleScientificpeer-review

  34. Published

    The Effect of Dye Purification on Performance and Lifetime of Dye-Sensitized Solar Cells

    Tiihonen, A., Miettunen, K., Rendon, S., Mavrynsky, D., Poskela, A., Asghar, M. I., Halme, J., Leino, R. & Lund, P., 2014, 29th European Photovoltaic Solar Energy Conference and Exhibition, Amsterdam, September 22 - 26, 2014. p. 1513

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

  35. 2013
  36. Published

    Metallic and plastic dye solar cells

    Miettunen, K., Halme, J. & Lund, P., Jan 2013, In : Wiley Interdisciplinary Reviews: Energy and Environment. 2, 1, p. 104-120 17 p.

    Research output: Contribution to journalReview ArticleScientificpeer-review

  37. Published

    Do Counter Electrodes on Metal Substrates Work with Cobalt Complex Based Electrolyte in Dye Sensitized Solar Cells?

    Miettunen, K., Saukkonen, T., Li, X., Law, C., Sheng, Y. K., Halme, J., Tiihonen, A., Barnes, P. R. F., Ghaddar, T., Asghar, I., Lund, P. & O'Regan, B. C., 2013, In : Journal of the Electrochemical Society. 160, 2, p. H132-H137 6 p.

    Research output: Contribution to journalArticleScientificpeer-review

  38. Published

    Interpretation of optoelectronic transient and charge extraction measurements in dye sensitised solar cells

    Barnes, P. R. F., Miettunen, K., Li, X., Anderson, A. Y., Bessho, T., Grätzel, M. & O Regan, B. C., 2013, In : Advanced Materials. 25, p. 1881-1922

    Research output: Contribution to journalArticleScientificpeer-review

  39. 2012
  40. Published

    Effect of molecular filtering and electrolyte composition on the spatial variation in performance of dye solar cells

    Miettunen, K., Asghar, I., Mastroianni, S., Halme, J., Barnes, P. R. F., Rikkinen, E., O'Regan, B. C. & Lund, P., 1 Jan 2012, In : Journal of Electroanalytical Chemistry. 664, p. 63-72 10 p.

    Research output: Contribution to journalArticleScientificpeer-review

  41. Published

    In situ image processing method to investigate performance and stability of dye solar cells

    Asghar, M. I., Miettunen, K., Mastroianni, S., Halme, J., Vahlman, H. & Lund, P., Jan 2012, In : Solar Energy. 86, 1, p. 331-338 8 p.

    Research output: Contribution to journalArticleScientificpeer-review

  42. Published

    Comparison of Plastic Based Counter Electrodes for Dye Sensitized Solar Cells

    Hashmi, S., Miettunen, K., Halme, J., Asghar, I., Vahlman, H., Saukkonen, T., Huaijin, Z. & Lund, P., 2012, In : Journal of the Electrochemical Society. 159, 7, p. H656-H661 6 p.

    Research output: Contribution to journalArticleScientificpeer-review

  43. Published

    Process steps towards a flexible dye solar cell module

    Hashmi, S. G., Miettunen, K., Ruuskanen, A., Asghar, M. I., Halme, J. & Lund, P., 2012, The 27th European Photovoltaic Solar Energy Conference. p. 2922-2924

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

  44. Published

    The effect of electrolyte filling method on the performance of dye sensitized solar cells

    Miettunen, K., Barnes, P. R. F., Li, X., Law, C. H. & O Regan, B. C., 2012, In : Journal of Electroanalytical Chemistry. 677-680, p. 41-49

    Research output: Contribution to journalArticleScientificpeer-review

  45. 2011
  46. Published

    Review of materials and manufacturing options for large area flexible dye solar cells

    Hashmi, S., Miettunen, K., Peltola, T., Halme, J., Asghar, I., Aitola, K., Toivola, M. & Lund, P., Oct 2011, In : Renewable and Sustainable Energy Reviews. 15, 8, p. 3717-3732 16 p.

    Research output: Contribution to journalReview ArticleScientificpeer-review

  47. Published

    Two-Dimensional Time-Dependent Numerical Modeling of Edge Effects in Dye Solar Cells

    Miettunen, K., Halme, J., Visuri, A-M. & Lund, P., 14 Apr 2011, In : Journal of Physical Chemistry C. 115, 14, p. 7019-7031 13 p.

    Research output: Contribution to journalArticleScientificpeer-review

  48. Published

    Stabilization of metal counter electrodes for dye solar cells

    Miettunen, K., Asghar, I., Ruan, X., Halme, J., Saukkonen, T. & Lund, P., 1 Apr 2011, In : Journal of Electroanalytical Chemistry. 653, 1-2, p. 93-99 7 p.

    Research output: Contribution to journalArticleScientificpeer-review

  49. Published

    A carbon gel catalyst layer for the roll-to-roll production of dye solar cells

    Miettunen, K., Toivola, M., Hashmi, S., Salpakari, J., Asghar, I. & Lund, P., Feb 2011, In : Carbon. 49, 2, p. 528-532 5 p.

    Research output: Contribution to journalArticleScientificpeer-review

  50. Published

    Charge Transport and Photocurrent Generation Characteristics in Dye Solar Cells Containing Thermally Degraded N719 Dye Molecules

    Rand Andersen, A., Halme, J., Lund, T., Asghar, M. I., Nguyen, P. T., Miettunen, K., Kemppainen, E. & Albrektsen, O., 2011, In : Journal of Physical Chemistry C. 115, 32, p. 15598-15606

    Research output: Contribution to journalArticleScientificpeer-review

  51. Published

    Demonstration of image processing method to investigate performance and stability

    Asghar, I., Miettunen, K., Mastroianni, S., Halme, J. & Lund, P., 2011, 26th European Photovoltaic Solar Energy Conference, Hamburg, Germany, September 5-9, 2011. p. 563-566

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

  52. Published

    Improved performance and stability of flexible dye solar cells

    Miettunen, K., Asghar, I., Halme, J. & Lund, P., 2011, 26th European Photovoltaic Solar Energy Conference, Hamburg, Germany, September 5-9, 2011. p. 587-590

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

  53. 2010
  54. Published

    Device physics of dye solar cells

    Halme, J., Vahermaa, P., Miettunen, K. & Lund, P., 15 Sep 2010, In : Advanced Materials. 22, 35, p. E210-E234 25 p.

    Research output: Contribution to journalLiterature reviewScientificpeer-review

  55. Published

    Thin Film Nano Solar Cells-From Device Optimization to Upscaling

    Toivola, M., Peltola, T., Miettunen, K., Halme, J. & Lund, P., Feb 2010, In : Journal of Nanoscience and Nanotechnology. 10, 2, p. 1078-1084 7 p.

    Research output: Contribution to journalArticleScientificpeer-review

  56. Published

    Review of stability for advanced dye solar cells

    Asghar, M. I., Miettunen, K., Halme, J., Vahermaa, P., Toivola, M., Aitola, K. & Lund, P., 2010, In : Energy and Environmental Science. 3, 4, p. 418-426 9 p.

    Research output: Contribution to journalReview ArticleScientificpeer-review

  57. Published

    Stability of Dye Solar Cells with Photoelectrode on Metal Substrates

    Miettunen, K., Ruan, X., Saukkonen, T., Halme, J., Toivola, M., Guangsheng, H. & Lund, P., 2010, In : Journal of the Electrochemical Society. 157, 6, p. B814-B819 6 p.

    Research output: Contribution to journalArticleScientificpeer-review

  58. 2009
  59. Published

    Nanostructured dye solar cells on flexible substrates-Review

    Toivola, M., Halme, J., Miettunen, K., Aitola, K. & Lund, P., 25 Oct 2009, In : International Journal of Energy Research. 33, 13, p. 1145-1160 16 p.

    Research output: Contribution to journalLiterature reviewScientificpeer-review

  60. Published

    Segmented Cell Design for Improved Factoring of Aging Effects in Dye Solar Cells

    Miettunen, K., Halme, J. & Lund, P., 11 Jun 2009, In : Journal of Physical Chemistry C. 113, 23, p. 10297-10302 6 p.

    Research output: Contribution to journalArticleScientificpeer-review

  61. Published

    Spatial distribution and decrease of dye solar cell performance induced by electrolyte filling

    Miettunen, K., Halme, J. & Lund, P., Jan 2009, In : Electrochemistry Communications. 11, 1, p. 25-27 3 p.

    Research output: Contribution to journalArticleScientificpeer-review

  62. Published

    Dye Solar Cells on ITO-PET Substrate with TiO2 Recombination Blocking Layers

    Miettunen, K., Halme, J., Vahermaa, P., Saukkonen, T., Toivola, M. & Lund, P., 2009, In : Journal of the Electrochemical Society. 156, 8, p. B876-B883 8 p.

    Research output: Contribution to journalArticleScientificpeer-review

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