Alexander Efimov
Fields of expertise
Organich chemistry. Synthetic chemistry. Analytical chemistry: NMR spectroscopy, mass-spectrometry, chromatography, solid state NMR
Research topics
Light-activated antimicrobial and bioactive compounds. Chemistry of functional chromophores and photoresponsive molecules. Liquid and solid state NMR spectroscopy and Mass-spectrometry studies of functional molecules and materials.
Research unit
Research fields
Chemistry. Organic Chemistry. Analytical chemistry. NMR, MS, IR spectroscopy
Latest publications
Far-red light-triggered cargo release from liposomes b ound to a photosensitizer-cellulose nanofiber hydrogel
Lem, O., Gangurde, P., Koivuniemi, A., Keskinen, A., Efimov, A., Durandin, N. & Laaksonen, T., 15 Jul 2024, In: Carbohydrate Polymers. 336, 122134.Research output: Contribution to journal › Article › Scientific › peer-review
LASU: An efficient and stable phthalocyanine dye with tolerable safety profile for self-disinfecting anti-COVID textiles activated by ambient light
Efimov, A., Dagallier, C., Frochot, C., Myrzakhmetov, B., Arnoux, P., Heinonen, T., Mannerström, M., Toimela, T., Ahmed, Z., Audibert, J. F., Habermeyer, B., Mordon, S. & Pansu, R. B., 2024, In: PHOTODIAGNOSIS AND PHOTODYNAMIC THERAPY. 45, 103978.Research output: Contribution to journal › Article › Scientific › peer-review
The windmill, the dragon, and the frog: geometry control over the spectral, magnetic, and electrochemical properties of cobalt phthalocyanine regioisomers
Tkachenko, N., Golovanov, V., Penni, A., Vesamäki, S., Ajayakumar, M. R., Muranaka, A., Kobayashi, N. & Efimov, A., 10 Jun 2024, In: Physical Chemistry Chemical Physics. 26, 26, p. 18113-18128 16 p.Research output: Contribution to journal › Article › Scientific › peer-review
Triple A-Site Cation Mixing in 2D Perovskite-Inspired Antimony Halide Absorbers for Efficient Indoor Photovoltaics
Lamminen, N., Grandhi, M., Fasulo, F., Hiltunen, A., Pasanen, H., Liu, M., Al-Anesi, B., Efimov, A., Ali-Löytty, H., Lahtonen, K., Mäkinen, P., Matuhina, A., Munoz-Garcia, A. B., Pavone, M. & Vivo, P., 27 Jan 2023, In: Advanced Energy Materials. 13, 4, 2203175.Research output: Contribution to journal › Article › Scientific › peer-review
Addressing challenges in the removal of unbound dye from passively labelled extracellular vesicles
Rautaniemi, K., Zini, J., Löfman, E., Saari, H., Haapalehto, I., Laukka, J., Vesamäki, S., Efimov, A., Yliperttula, M., Laaksonen, T., Vuorimaa-Laukkanen, E. & Lisitsyna, E. S., 7 Jan 2022, In: Nanoscale Advances. 4, 1, p. 226-240 15 p.Research output: Contribution to journal › Article › Scientific › peer-review
Photoinduced Electron Transfer in a Porphyrin-Fullerene Dyad at a Liquid Interface
Sissaoui, J., Efimov, A., Kumpulainen, T. & Vauthey, E., 30 Jun 2022, In: Journal of Physical Chemistry B. 126, 25, p. 4723-4730 8 p.Research output: Contribution to journal › Article › Scientific › peer-review
Phototoxicity of BODIPY in long-term imaging can be reduced by intramolecular motion
Kähärä, I., Durandin, N., Ilina, P., Efimov, A., Laaksonen, T., Vuorimaa-Laukkanen, E. & Lisitsyna, E., Sept 2022, In: Photochemical and Photobiological Sciences. 21, 9, p. 1677-1687 11 p.Research output: Contribution to journal › Article › Scientific › peer-review
Self-assembled cellulose nanofiber-carbon nanotube nanocomposite films with anisotropic conductivity
Skogberg, A., Siljander, S., Mäki, A.-J., Honkanen, M., Efimov, A., Hannula, M., Lahtinen, P., Tuukkanen, S., Björkqvist, T. & Kallio, P., 2022, In: Nanoscale. 14, 2, p. 448-463 16 p.Research output: Contribution to journal › Article › Scientific › peer-review
The physicochemical and catalytic properties of clay extrudates in cyclization of citronellal
Vajglová, Z., Simakova, I. L., Eränen, K., Mäki-Arvela, P., Kumar, N., Peurla, M., Tolvanen, S., Efimov, A., Hupa, L., Peltonen, J. & Murzin, D. Y., 2022, In: Applied Catalysis A: General. 629, 11 p., 118426.Research output: Contribution to journal › Article › Scientific › peer-review
Deciphering Multiple Critical Parameters of Polymeric Self-Assembly by Fluorescence Spectroscopy of a Single Molecular Rotor BODIPY-C12
Lisitsyna, E., Efimov, A., Depresle, C., Cauchois, P., Vuorimaa-Laukkanen, E., Laaksonen, T. & Durandin, N., 26 Jan 2021, In: Macromolecules. 54, 2, p. 655-664 10 p.Research output: Contribution to journal › Article › Scientific › peer-review