1. Mäkinen, P.; Fasulo, F.; Liu, M.; Grandhi, G.K.; Conelli, D.; Al-Anesi, B.; Ali-Löytty, H.; Lahtonen, K.; Toikkonen, S.; Suranna, G.P.; Muñoz-García, A.; Pavone, M.; Grisorio, R.; Vivo, P. Less is more: simplified fluorene-based dopant-free hole-transport materials promote the long-term ambient stability of perovskite solar cells, Chem. Mater. 2023, in press.
  2. Tao, S.; Polavarapu. L.; Vivo, P. Perovskite photovoltaics: stability and scalability, Sci. Rep. 2023, 13, 4370.
  3. Li, R.; Zhang, J.; Liu, M.; Matta, S.K.; Tian, J.; Russo, S.P.; Vivo, P.; Zhou, Z.; Zhang, H. Synergistic Fluorine⋅⋅⋅Sulfur Intra- and Intermolecular Interactions on Dopant-free Hole Transport Material for Efficient and Stable Inverted Perovskite Solar Cells Solar RRL 2023, accepted.
  4. Matuhina, A.; Grandhi, G.K.; Pan, F.; Liu, M.; Ali-Löytty, H; Ayedh, H.M.; Tukiainen, A.; Smått, J.-H.; Vähänissi, V.; Savin, H.; Li, J.; Rinke, P.; Vivo, P. The role of CsMnCl3 nanocrystal structure on its luminescence properties ACS Appl. Nano Mater. 2023, 6, 2, 953.
  5. Lamminen, N.; Grandhi, G.K.; Fasulo, F.; Hiltunen, A.; Pasanen, H.; Liu, M.; Al-Anesi, B.; Efimov, A.; Ali-Löytty, H.; Lahtonen, K.; Mäkinen, P.; Matuhina, A.; Muñoz-García, A.B.; Pavone, M.; Vivo, P. Triple A-site cation mixing in two-dimensional perovskite-inspired antimony halide absorbers for efficient indoor photovoltaics Adv. Energy Mater. 2023, 13(4), 2203175.
  6. Grandhi, G.K.; Toikkonen, S.; Al-Anesi, B.; Pecunia, V.; Vivo, P. Perovskite-inspired Cu2AgBiI6 for mesoscopic indoor photovoltaics at realistic low-light intensity conditions Sustainable Energy Fuels 2023, 7, 66.
  7. Miao, C.; Liang, D.; Gu, L.; Liu, M.; Li, J.; Vivo, P., Zhang. H. Naphthodipyrrolopyrrole-based Aza-BODIPY dye for n-type organic field effect transistors, Dyes and Pigments, 2023, 209, 110855.


  1. Liang, D.; Li, J.; Cui, S.; Ma, J.; Liu, M.; Miao, C.; Vivo, P.; Yang, W.; Zhang. H.  Isoindigo-based aza-BODIPY small molecule for n-type organic field effect transistors, Dyes and Pigments 2022, 110743.
  2. Wang, C.; Liu, M.; Rahman, S.; Tian, J.; Li, J.; Deng, Z.; Zhang, H.; Vivo, P. Hydrogen Bonding Drives the Self-Assembling of Carbazole-based Hole-Transport Material for Enhanced Efficiency and Stability of Perovskite Solar Cells, Nano Energy 2022, 107604.
  3. Grandhi, G. K.; Al-Anesi, B.; Pasanen, H.; Ali-Löytty, H.; Lahtonen, K.; Granroth, S.; Christian, N.; Matuhina, A.; Liu, M.; Berdin, A.; Pecunia, V.; Vivo, P. Enhancing the microstructure of perovskite-inspired Cu-Ag-Bi-I absorber for efficient indoor photovoltaics, Small 202218, 2203768.
  4. Dai, Z.; Tian, J.; Li, J.; Liu, M.; Vivo, P.; Zhang, H. Side-Chain Engineering by Thymine Groups Enables Hydrogen Bond in P-type Donor-Acceptor Polymers with Enhanced Optoelectronic Properties, Dyes and Pigments 2022, 205, 110565.
  5. Al-Anesi, B.; Revoju, S.; Hiltunen, A.; Suhonen, R.; Kraft, T.M.; Liu, M.; Zhang, H.; Deng, Z.; Fedele, C.; Berdin, A.; Lamminen, N.; Grandhi, G.K.; Ylikunnari, M.; Vivo, P. Flexible organic photovoltaics with star-shaped non-fullerene acceptors end-capped with indene malononitrile and barbiturate derivatives, Energy Technol. 2022, 2200264.
  6. Grisorio, R.; Fasulo, F.; Muñoz-García, A.B.; Pavone, M.; Conelli, D.; Fanizza, E.; Striccoli, M.; Allegretta, I.; Terzano, R.; Margiotta, N.; Vivo, P.; Suranna, G.P., In-Situ Formation of Zwitterionic Ligands: Changing the Passivation Paradigms of CsPbBr3 Nanocrystals, Nano Letters 2022, 22, 11, 4437.
  7. Cui, S.; Liang, D.; Liu, M.; Vivo, P.: Zheng, M.; Zhuang, T.; Sun, Q.; Yang, W.; Zhang, H. From Transistors to Phototransistors by Tailoring the Polymer Stacking  Adv. Electron. Mater. 2022, 8, 2200019.
  8. Liu, M; Dahlström, S; Ahläng, C.; Wilken, S.; Degterev, A.; Matuhina, A.; Hadadian, M.; Markkanen, M.; Aitola, K.; Kamppinen, A.; Deska, J.; Mangs, O.; Nyman, M.; Lund, P.D.;  Smått, J-H.; Österbacka, R.; Vivo, P. Beyond hydrophobicity: how F4-TCNQ doping of the hole transport material improves stability of mesoporous triple-cation perovskite solar cells J. Mater. Chem. A 2022, 10, 11721.
  9. Liu, M.; Matta, S.K., Ali-Löytty, H.; Matuhina, A.; Grandhi, G.K.; Lahtonen, K.; Russo, S.P.; Vivo, P. Moisture-assisted near-UV emission enhancement of lead-free Cs4CuIn2Cl12 double perovskite nanocrystals Nano Lett. 2022, 22, 1, 311.
  10. Hiltunen, A.; Lamminen, N.; Salonen, H.; Liu, M.; Vivo, P. Efficiency improvement for perovskite-inspired Cs3Sb2I9 solar cells using P3HT as the hole transport material Sustainable Energy Fuels 2022, 6, 217.


  1. Li, R.; Li, C.; Liu, M.; Vivo, P.; Zheng, M.; Dai, Z.; Zhan, J.; He, B.; Li, H.; Yang, W.; Zhou, A.; Zhang, H. Hydrogen bonded dopant free hole transport material enables efficient and stable inverted perovskite solar cells CCS Chemistry 20213, 3309.
  2. Pasanen, H.; Liu, M.; Kahle, H.; Vivo, P.; Tkachenko, N. Fast Non-ambipolar Diffusion of Charge Carriers and the Impact of Traps and Hot Carriers on it in CSMAFA Perovskite and GaAs Mater. Adv. 20212, 6613.

  3. Ahmed, I.; Shi, L.; Pasanen, H.; Vivo, P.; Maity, P.; Hatamvand, M.; Zhan, Y. There is plenty of room at the top: generation of hot charge carriers and their applications in perovskite and other semiconductor-based optoelectronic devices Light: Science & Applications 2021, 10, Article number: 174.

  4. Li, R.; Liu, M.; Matta, S.R.; Hiltunen, A.; Deng, Z.; Wang, C.; Dai, Z.; Russo, S.P.; Vivo, P.; Zhang, H. Sulfonated dopant-free hole-transport material promotes interfacial charge transfer dynamics for highly stable perovskite solar cells Adv. Sustainable Syst. 20215, 2100244.

  5. Mei, J.; Liu, M.; Vivo, P.; Pecunia, V. Two-Dimensional Antimony-Based Perovskite-Inspired Materials for High-Performance Self-Powered Photodetectors Adv. Funct. Mater.2021, 2106295.

  6. Canil, L.; Salunke, J.; Wang, Q.; Liu, M.; Köbler, H.; Flatken, M.; Gregori, L.; Meggiolaro, D.; Ricciarelli, D.; De Angelis, F.; Stolterfoht, M.; Neher, D.; Priimagi, A.; Vivo, P.; Abate, A. Halogen-Bonded Hole-Transport Material Suppresses Charge Recombination and Enhances Stability of Perovskite Solar Cells  Adv. Energy Mater. 2021, 2101553.

  7. Matuhina, A.; Grandhi, G.K.; Liu, M.; Smått, Jan-Henrik; Viswanath, N.S.M.; Ali-Löytty, H.; Lahtonen, K.; Vivo, P. Octahedral distortion driven by CsPbI3 nanocrystals reaction temperature – the effects on phase stability and beyond Nanoscale 2021, 13, 14186.

  8. Grandhi, G. K.; Matuhina, A.; Liu, M.; Annurakshita, S.; Ali-Löytty, H.; Bautista, G.; Vivo, P. Lead-free Cesium Titanium Bromide Double Perovskite Nanocrystals Nanomaterials 2021, 11(6), 1458.

  9. Liu, M.; Ali-Löytty, H.; Hiltunen, A.; Syeda, Q.; Smått, J.H.; Valden, M.; Vivo, P. Manganese Doping Promotes the Synthesis of Bismuth-based Perovskite Nanocrystals While Tuning Their Band Structures Small 202117, 2100101.

  10. Liu, M.; Grandhi, G.K.; Matta, S.; Mokurala, K.; Litvin, A.; Russo, S.; Vivo, P. Halide perovskite nanocrystal emitters Adv. Phot. Res. 20212, 2000118.

  11. Canil, L.; Cramer, T.; Fraboni, B.; Ricciarelli, D.; Meggiolaro, D.; Singh, A.; Liu, M.; Rusu, M.; Wolff, C.M.; Phung, N.; Wang, Q; Neher, D.; Unold, T.; Vivo, P.; Gagliardi, A.; De Angelis, F.; Abate, A. Tuning halide perovskite energy levels Energy Environ. Sci. 2021, 14, 1429.


  1. Revoju, S.; Matuhina, A.; Canil, L.; Salonen, H.; Hiltunen, A.; Abate, A.; Vivo, P. Structure-induced optoelectronic properties of phenothiazine-based materials J. Mater. Chem. C. 2020, 8, 15486.
  2. Liu, M; Pasanen, H.;  Ali-Löytty, H.;  Hiltunen, A.; Lahtonen,  K.; Qudsia, S.; Smått, J.-H.; Valden, M.; Tkachenko, N.; Vivo, P. B‐Site Co‐Alloying with Germanium Improves the Efficiency and Stability of All‐Inorganic Tin‐Based Perovskite Nanocrystal Solar Cells
    Angew. Chem. Int. Ed. 2020, 59, 22117.
  3. Salunke, J.; Guo, X.; Lin, Z.; Candeias, N.R.; Priimagi, A.; Chang, J.; Vivo, P. N-Substituted Phenothiazines as Environmentally Friendly Hole-Transporting Materials for Low-Cost and Highly Stable Halide Perovskite Solar Cells ACS Omega 2020, 5, 36, 23334–23342
  4. Arvani, M., Keskinen, J.; Mansfeld, S.; Railanmaa, A.; Rokaya, C.; Hiltunen, A.; Vivo, P.; Lupo, D. Flexible Energy Supply for Distributed Electronics Powered by Organic Solar Cell and Printed Supercapacitor, 20th IEEE International Conference on Nanotechnology 2020, in press.
  5. Hatamvand, M.; Kamrani, E.; Lira-Cantú, M.;  Madsen, M.; Patil, B.R.; Vivo, P.; Mehmood, M.S.; Numan, A.; Ahmed, I.; Zhan, Y. Recent Advances in Fiber-Shaped and Planar-Shaped Textile Solar Cells Nano Energy 2020, 71, 104609.
  6. Jung, E. Budzinauskaus, K.; Öz, S.; Uenlue, F.; Kuhn, E.; Wagner, J.; Grabowski, D.; Klingebiel, B.; Cherasse, M.; Dong, J.; Aversa, P.; Vivo, P.; Kirchartz, T.; Miyasaka, T.; van Loosdrecht, P.H.M.; Perfetti, L.; Mathur, S. Femto to microsecond dynamics of excited electrons in a quadruple cation perovskite ACS Energy Lett. 2020, 5, 785
  7. Pasanen, H.; Vivo, P.; Canil, L.; Hempel, H.; Unold, T.; Abate, A.; Tkachenko, N. Monitoring Charge Carrier Diffusion Across Perovskite Film with Transient Absorption Spectroscopy J. Phys. Chem. Lett. 202011, 445.
  8. Masood, M.T.; Weinberger, C.; Qudsia, S.; Rosqvist, E.; Sandberg, O.; Nyman, M.; Sánden, S.; Vivo, P.; Aitola, K.; Lund, P.; Österbacka, R.; Smått, J.-H.Investigation of Well-defined pinholes in TiO2 Electron-Selective Layers Used in Planar Heterojunction Perovskite Solar Cells  Nanomaterials 2020, 10(1), 181.
  9. Salunke, J.; Singh, A.; He, D.; Pham, H.D.; Bai, Y.; Wang, L.; Dahlström, S.; Nyman, M.; Manzhos, S.; Feron, K.; Österbacka, R.; Priimagi, A.; Vivo, P.; Sonar, P. Fluorination of Pyrene-based Organic Semiconductors Enhances the Performance of Light Emitting Diodes and Halide Perovskite Solar Cells Org. Electron. 2020, 77, 105524.


  1. Wang, Q.; Phung, N.; Di Girolamo, D.; Vivo, P.; Abate, A. Enhancement in lifespan of halide perovskite solar cells  Energy Environ. Sci. 2019, 12, 865.
  2. Möllmann, A.; Gedamu, D.; Vivo, P.; Frohnhoven, R.; Stadler, D.; Fischer, T.; Ka, I.; Steinhorst, M.; Nechache, R.; Rosei, F.; Cloutier, S.; Kirchartz, T.; Mathur, S. Highly Compact TiO2 Films by Spray Pyrolysis and Application in Perovskite Solar Cells Adv. Eng. Mater. 2019, 1801196.
  3. Liu, M.; Zhang, H.; Gedamu, D.; Foremont, P.; Rekola, H.; Hiltunen, A.; Nechache, R.; Cloutier, S.; Priimagi, A.; Vivo, P. Halide perovskite nanocrystals for next-generation optoelectronics, Small 201915, 1900801.
  4. Salunke, J.; Guo, X.; Lin, Z.; Vale, J.R.; Candeias, N.R.; Nyman, M.; Dahlström, S.; Österbacka, R.; Priimagi, A.; Chang, J.; Vivo, P. Phenothiazine-based hole-transporting materials toward eco-friendly perovskite solar cells ACS Appl. Energy Mater. 2019, 2, 5, 3021.
  5. Pasanen, H.; Vivo, P.; Canil, L.; Abate, A.; Tkachenko, N. Refractive index change dominates the transient absorption response of metal halide perovskite thin films in the near infrared Phys. Chem. Chem. Phys. 2019, 21, 14663.
  6. Zhang, H.; Liu, M.; Yang,W.; Judin, L.; Hukka, T.; Priimägi, A.; Deng, Z.; Vivo, P. Thionation Enhances the Performance of Polymeric Dopant‐Free Hole‐Transporting Materials for Perovskite Solar Cells Adv. Mater. Interfaces 2019, 1901036.
  7. Masood, M.T.; Weinberger, C.; Qudsia, S.; Rosqvist, E.; Sandberg, O.; Nyman, M.; Sánden, S.; Vivo, P.; Aitola, K.; Lund, P.; Österbacka, R.; Smått, J.-H.Influence of titanium dioxide surface activation on the performance of mesoscopic perovskite solar cells  Thin Solid Films 2019, 686, 137418.
  8. Liu, M.; Liu, H.; Padmaperuma, S.R.; Endo, M.; Shimazaki, A.; Wakamiya, A.; Tachibana, Y. Influence of Hole Mobility on Charge Separation and Recombination Dynamics at Lead Halide Perovskite and Spiro-OMeTAD Interface J. Photopolymer Science and Technology 2019, 32, 727.
  9. Alberti, A.; Smecca, E.; Sanzaro, S.; Bongiorno, C.; Giannazzo, F.; Mannino, G.; La Magna, A.; Liu, M.; Vivo, P.; Listorti; A.; Calabro’, E.; Matteocci, F.; Di Carlo, A. Nano-structured TiO2 grown by low-temperature reactive sputtering for planar perovskite solar cells ACS Appl. Energy Mater. 2019, 2, 9, 6218.
  10. Liu, M.; Matuhina, A.; Zhang, H.; Vivo, P. Advances in the stability of halide perovskite nanocrystals Materials 2019, 12(22), 3733.


  1. Salunke, J.K.; Durandin, N.A.; Ruoko, T.P.; Candeias, N.R.; Vivo, P.; Vuorimaa-Laukkanen, E.; Laaksonen, T.; Priimagi, A. Halogen-Bond-Assisted Photoluminescence Modulation in Carbazole-Based Emitter Sci. Rep. 20188, 14431.
  2. Sippola, R.J.; Hadipour, A.; Kastinen, T.; Vivo, P.; Hukka, T.I.; Aernouts, T.; Heiskanen, J.P. Carbazole-based small molecule electron donors: Syntheses, characterization, and material properties Dyes and Pigments 2018, 150, 79.


  1. Masood, M.T.; Weinberger, C.; Sarfraz, J.; Rosqvist, E.; Sánden, S.; Sandberg, O.; Vivo, P.; Hashmi, G.S.; Lund, P.; Österbacka, R.; Smått, J.-H. Impact of film thickness of ultra-thin dip-coated compact TiO2 layers on the performance of mesoscopic perovskite solar cells ACS Applied Mater. Interfaces 2017, 9, 17906.
  2. George, L.; Efimova, E.; Sariola-Leikas, E.; Lahtonen, K.; Valden, M.; Vivo, P.; Hakola, H.; Hiltunen, A.; Efimov, A. Building up colors: multilayered arrays of peryleneimides on flat surfaces and on mesoporous layers ChemPlusChem 2017, 82, 705.
  3. Shinde, D.; Salunke, J.K.; Candeias, N.R.; Tinti, F.; Gazzani, M.; Wadgaonkar, P. P.; Priimagi, A.; Camaioni, N.; Vivo, P. Crystallization-enhanced bulk hole mobility in phenothiazine-based organic semiconductors Sci. Rep. 2017, 7:46268, doi: 10.1038/srep46268.
  4. Hashmi, G.S.; Tiihonen, A.; Martineau, D.; Ozkan, M.; Vivo, P.; Kaunisto, K.; Vainio, U.; Zakeeruddin, S.M.; Grätzel, M. Long term stability of air processed inkjet infiltrated carbon-based printed perovskite solar cells under intense ultra-violet light soaking J. Mater. Chem. A (Communication) 2017, 15, 4797.
  5. Vivo, P.; Ojanperä, A.; Smått, J.-H., Sandén, S.; Hashmi, G.S.; Kaunisto, K.; Ihalainen, P.; Talha Masood, M., Österbacka, R.; Lund, P.; Lemmetyinen, H. Influence of TiO2 compact layer precursor on the performance of perovskite solar cells Org. Electron. 2017, 41, 287.
  6. Hiltunen, A.; Lahtonen, K.; Saari, J.; Ojanperä, A.; Sarlin, E.; Wondraczek, H.; Efimov, A.; Kaunisto, K.; Vivo, P.; Maccato, C.; Barreca, D.; Fardim, P.; Tkachenko, N.; Valden, M.; Lemmetyinen, H. Tailored Fabrication of Transferable and Hollow Web-Like Titanium Dioxide Structures ChemPhysChem 2017, 18, 64.
  7. Vivo, P.; Salunke; J.K.; Priimagi, A. Hole-transporting materials for printable perovskite solar cells Materials 2017, 10(9), 1087.