Villy Sundström

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  1. 2019
  2. X-ray Spectrometer

    Ullom, J. N., O'Neil, G., Miaja Avila, L., Silverman, K., Swetz, D. S., Jimenez, R., Doriese, W. B., Hilton, G. C., Reintsema, C. D., Schmidt, D., Alpert, B. K., Jens Uhlig, Joe, Y. I., Fullagar, W., Villy Sundström, Maasilta, I. J. & Fowler, J. W., 2019 Feb 28, IPC No. G01N23/223; G01N23/207; G01T1/36; H05G2/00, United States Patent Application Publication, Patent No. 20190064084, 2018 Jan 9

    Research output: Patent

  3. Visualizing matter in transformation with ultrashort flashes of electromagnetic waves

    Villy Sundström, 2019 Jan 1, In : Actualite Chimique. 422, p. 19-21 3 p.

    Research output: Contribution to journalLetter

  4. Band-selective dynamics in charge-transfer excited iron carbene complexes

    Pavel Chábera, Fredin, L. A., Kjær, K. S., Nils W. Rosemann, Lindh, L., Om Prakash, Liu, Y., Kenneth Wärnmark, Jens Uhlig, Villy Sundström, Arkady Yartsev & Petter Persson, 2019, In : Faraday Discussions. 216, 2019, p. 191-210 20 p.

    Research output: Contribution to journalArticle

  5. Luminescence and reactivity of a charge-transfer excited iron complex with nanosecond lifetime

    Kjær, K. S., Kaul, N., Prakash, O., Chábera, P., Rosemann, N. W., Honarfar, A., Gordivska, O., Fredin, L. A., Bergquist, K-E., Häggström, L., Ericsson, T., Lindh, L., Yartsev, A., Styring, S., Huang, P., Uhlig, J., Bendix, J., Strand, D., Sundström, V., Persson, P. & 2 othersLomoth, R. & Kenneth Wärnmark, 2019, In : Science. 363, 6424, p. 249-253

    Research output: Contribution to journalArticle

  6. 2018
  7. FeII Hexa N-Heterocyclic Carbene Complex with a 528 ps Metal-To-Ligand Charge-Transfer Excited-State Lifetime

    Pavel Chábera, Kjaer, K. S., Om Prakash, Alireza Honarfar, Liu, Y., Fredin, L. A., Harlang, T. C. B., Sven Lidin, Jens Uhlig, Villy Sundström, Lomoth, R., Petter Persson & Kenneth Wärnmark, 2018 Feb 1, In : Journal of Physical Chemistry Letters. 9, 3, p. 459-463 5 p.

    Research output: Contribution to journalArticle

  8. Solvent control of charge transfer excited state relaxation pathways in [Fe(2,2′-bipyridine)(CN)4]2-

    Kjær, K. S., Kunnus, K., Harlang, T. C. B., Van Driel, T. B., Ledbetter, K., Hartsock, R. W., Reinhard, M. E., Koroidov, S., Li, L., Laursen, M. G., Biasin, E., Hansen, F. B., Vester, P., Christensen, M., Haldrup, K., Nielsen, M. M., Chabera, P., Liu, Y., Tatsuno, H., Timm, C. & 17 othersJens Uhlig, Villy Sundstöm, Németh, Z., Szemes, D. S., Bajnóczi, É., Vankó, G., Alonso-Mori, R., Glownia, J. M., Nelson, S., Sikorski, M., Sokaras, D., Lemke, H. T., Canton, S. E., Kenneth Wärnmark, Petter Persson, Cordones, A. A. & Gaffney, K. J., 2018, In : Physical Chemistry Chemical Physics. 20, 6, p. 4238-4249 12 p.

    Research output: Contribution to journalArticle

  9. Tracking the picosecond deactivation dynamics of a photoexcited iron carbene complex by time-resolved X-ray scattering

    Leshchev, D., Harlang, T. C. B., Fredin, L. A., Khakhulin, D., Liu, Y., Biasin, E., Laursen, M. G., Newby, G. E., Haldrup, K., Nielsen, M. M., Kenneth Wärnmark, Villy Sundström, Petter Persson, Kjær, K. S. & Wulff, M., 2018, In : Chemical Science. 9, 2, p. 405-414 10 p.

    Research output: Contribution to journalArticle

  10. 2017
  11. Time-Resolved Laser Spectroscopy in Molecular Devices for Solar Energy Conversion

    Hammarström, L., Lomoth, R., Ponseca, C. S., Pavel Chábera, Jens Uhlig & Villy Sundström, 2017 Sep 16, Molecular Devices for Solar Energy Conversion and Storage . Springer, p. 385-432 Chapter 11. (Green Chemistry and Sustainable Technology).

    Research output: Chapter in Book/Report/Conference proceedingBook chapter

  12. Ultrafast Electron Dynamics in Solar Energy Conversion

    Ponseca, C. S., Pavel Chábera, Jens Uhlig, Petter Persson & Villy Sundström, 2017 Aug 23, In : Chemical Reviews. 117, 16, p. 10940-11024 85 p.

    Research output: Contribution to journalArticle

  13. Beating Darwin-Bragg losses in lab-based ultrafast X-ray experiments

    Fullagar, W. K., Jens Uhlig, Mandal, U., Kurunthu, D., El Nahhas, A., Tatsuno, H., Alireza Honarfar, Gustafsson, F. P., Villy Sundström, Palosaari, M. R. J., Kinnunen, K. M., Maasilta, I. J., Miaja Avila, L., O'Neil, G. C., Joe, Y. I., Swetz, D. S. & Ullom, J. N., 2017 Jul 1, In : Structural Dynamics. 4, 4, 044011.

    Research output: Contribution to journalArticle

  14. Ligand manipulation of charge transfer excited state relaxation and spin crossover in [Fe(2,2'-bipyridine)2(CN)2]

    Kjær, K. S., Zhang, W., Alonso-Mori, R., Bergmann, U., Chollet, M., Hadt, R. G., Hartsock, R. W., Harlang, T., Kroll, T., Kubiček, K., Lemke, H. T., Liang, H. W., Liu, Y., Nielsen, M. M., Robinson, J. S., Solomon, E. I., Sokaras, D., van Driel, T. B., Weng, T-C., Zhu, D. & 4 othersPetter Persson, Kenneth Wärnmark, Villy Sundström & Gaffney, K. J., 2017 Jul 1, In : Structural Dynamics. 4, 4, 044030.

    Research output: Contribution to journalArticle

  15. Si measurements: SiOx on Si

    Kalem, S., Tekin, S. B., Kaya, Z. E., Hannas, A. E. & Villy Sundström, 2017 Jun 29, Joint International EUROSOl Workshop and International Conference on Ultimate Integration on Silicon-ULIS, EUROSOI-ULIS 2017 - Proceedings. Institute of Electrical and Electronics Engineers Inc., p. 235-238 4 p. 7962571

    Research output: Chapter in Book/Report/Conference proceedingPaper in conference proceeding

  16. "Supertrap" at Work: Extremely Efficient Nonradiative Recombination Channels in MAPbI3 Perovskites Revealed by Luminescence Super-Resolution Imaging and Spectroscopy

    Aboma Merdasa, Tian, Y., Camacho, R., Dobrovolsky, A., Debroye, E., Eva L. Unger, Hofkens, J., Villy Sundström & Ivan G. Scheblykin, 2017 Jun 27, In : ACS Nano. 11, 6, p. 5391-5404 14 p.

    Research output: Contribution to journalArticle

  17. A low-spin Fe(iii) complex with 100-ps ligand-to-metal charge transfer photoluminescence

    Chábera, P., Liu, Y., Prakash, O., Thyrhaug, E., Nahhas, A. E., Honarfar, A., Essén, S., Fredin, L. A., Harlang, T. C. B., Kjær, K. S., Handrup, K., Ericson, F., Tatsuno, H., Morgan, K., Schnadt, J., Häggström, L., Ericsson, T., Sobkowiak, A., Lidin, S., Huang, P. & 7 othersStyring, S., Jens Uhlig, Bendix, J., Lomoth, R., Villy Sundström, Petter Persson & Kenneth Wärnmark, 2017 Mar 29, In : Nature. 543, 7647, p. 695-699

    Research output: Contribution to journalArticle

  18. Sequential Proton-Coupled Electron Transfer Mediates Excited-State Deactivation of a Eumelanin Building Block

    Nogueira, J. J., Corani, A., El Nahhas, A., Pezzella, A., D’Ischia, M., González, L. & Villy Sundström, 2017 Mar 2, In : The Journal of Physical Chemistry Letters. 8, 5, p. 1004-1008 5 p.

    Research output: Contribution to journalArticle

  19. 2016
  20. Atomistic characterization of the active-site solvation dynamics of a model photocatalyst

    Van Driel, T. B., Kjaer, K. S., Hartsock, R. W., Dohn, A. O., Harlang, T., Chollet, M., Christensen, M., Gawelda, W., Henriksen, N. E., Kim, J. G., Haldrup, K., Kim, K. H., Ihee, H., Kim, J., Lemke, H., Sun, Z., Sundström, V., Zhang, W., Zhu, D., MØller, K. B. & 2 othersNielsen, M. M. & Gaffney, K. J., 2016 Nov 28, In : Nature Communications. 7, 13678.

    Research output: Contribution to journalArticle

  21. Electron dynamics in solar energy converting materials

    Villy Sundström, 2016 Nov 28, 41st International Conference on Infrared, Millimeter and Terahertz Waves, IRMMW-THz 2016. IEEE Computer Society, 7758853

    Research output: Chapter in Book/Report/Conference proceedingPaper in conference proceeding

  22. Fe N-Heterocyclic Carbene Complexes as Promising Photosensitizers

    Liu, Y., Petter Persson, Villy Sundström & Kenneth Wärnmark, 2016 Aug 16, In : Accounts of Chemical Research. 49, 8, p. 1477-1485 9 p.

    Research output: Contribution to journalArticle

  23. Femtosecond X-Ray Scattering Study of Ultrafast Photoinduced Structural Dynamics in Solvated[Co(terpy)2]2$

    Biasin, E., Driel, T. B. V., Kjær, K. S., Dohn, A. O., Christensen, M., Harlang, T., Chabera, P., Liu, Y., Uhlig, J., Pápai, M., Németh, Z., Hartsock, R., Liang, W., Zhang, J., Alonso-Mori, R., Chollet, M., Glownia, J. M., Nelson, S., Sokaras, D., Assefa, T. A. & 13 othersBritz, A., Galler, A., Gawelda, W., Bressler, C., Gaffney, K. J., Lemke, H. T., Møller, K. B., Nielsen, M. M., Villy Sundström, Vankó, G., Kenneth Wärnmark, Canton, S. E. & Haldrup, K., 2016 Jun 1, In : Phys. Rev. Lett.. 117, 1, 013002.

    Research output: Contribution to journalArticle

  24. Molecular and Interfacial Calculations of Iron(II) Light Harvesters

    Fredin, L. A., Kenneth Wärnmark, Villy Sundström & Petter Persson, 2016 Apr 7, In : ChemSusChem. 9, 7, p. 667-675 9 p.

    Research output: Contribution to journalArticle

  25. Observing Solvation Dynamics with Simultaneous Femtosecond X-ray Emission Spectroscopy and X-ray Scattering

    Gawelda, W., Haldrup, K., Abela, R., Alonso-Mori, R., Bergmann, U., Bordage, A., Cammarata, M., Canton, S. E., Dohn, A. O., Driel, T. B. V., Fritz, D. M., Galler, A., Glatzel, P., Harlang, T., Kjær, K. S., Lemke, H. T., Møller, K. B., Németh, Z., Pápai, M., Sas, N. & 6 othersJens Uhlig, Zhu, D., Vankó, G., Villy Sundström, Nielsen, M. M. & Bressler, C., 2016 Jan 1, In : The Journal of Physical Chemistry Part B. 120, 6, p. 1158-1168 11 p.

    Research output: Contribution to journalArticle

  26. Excited state and charge-carrier dynamics in perovskite solar cell materials.

    Ponseca, C., Tian, Y., Villy Sundström & Ivan Scheblykin, 2016, In : Nanotechnology. 27, 8, 082001.

    Research output: Contribution to journalReview article

  27. Manipulating charge transfer excited state relaxation and spin crossover in iron coordination complexes with ligand substitution

    Zhang, W., Kjær, K. S., Alonso-Mori, R., Bergmann, U., Chollet, M., Fredin, L. A., Hadt, R. G., Hartsock, R. W., Harlang, T., Kroll, T., Kubiček, K., Lemke, H. T., Liang, H. W., Liu, Y., Nielsen, M. M., Persson, P., Robinson, J. S., Solomon, E. I., Sun, Z., Sokaras, D. & 6 othersvan Driel, T. B., Weng, T-C., Zhu, D., Kenneth Wärnmark, Villy Sundström & Gaffney, K. J., 2016, In : Chemical Science. 8, 1, p. 515-523 9 p.

    Research output: Contribution to journalArticle

  28. Solar energy for electricity and fuels.

    Inganäs, O. & Villy Sundström, 2016, In : Ambio. 45, Suppl 1, p. 15-23

    Research output: Contribution to journalArticle

  29. Ultrafast Dynamics of Hole Injection and Recombination in Organometal Halide Perovskite Using Nickel Oxide as p-Type Contact Electrode.

    Corani, A., Li, M-H., Shen, P-S., Chen, P., Guo, T-F., El Nahhas, A., Kaibo Zheng, Arkady Yartsev, Villy Sundström & Ponseca, C., 2016, In : The Journal of Physical Chemistry Letters. 7, p. 1096-1101

    Research output: Contribution to journalArticle

  30. Unraveling Charge Carriers Generation, Diffusion, and Recombination in Formamidinium Lead Triiodide Perovskite Polycrystalline Thin Film.

    Piatkowski, P., Cohen, B., Ponseca, C., Salado, M., Kazim, S., Ahmad, S., Villy Sundström & Douhal, A., 2016, In : The Journal of Physical Chemistry Letters. 7, 1, p. 204-210

    Research output: Contribution to journalArticle

  31. Visible light-driven water oxidation with a subporphyrin sensitizer and a water oxidation catalyst

    Yamamoto, M., Nishizawa, Y., Pavel Chábera, Li, F., Torbjörn Pascher, Villy Sundström, Sun, L. & Imahori, H., 2016, In : Chemical Communications. 52, 94, p. 13702-13705 4 p.

    Research output: Contribution to journalArticle

  32. 2015
  33. Understanding charge carrier dynamics in solar cell materials using time resolved terahertz spectroscopy

    Ponseca, C. S. & Villy Sundström, 2015 Nov 12, IRMMW-THz 2015 - 40th International Conference on Infrared, Millimeter, and Terahertz Waves. Institute of Electrical and Electronics Engineers Inc., 7327580

    Research output: Chapter in Book/Report/Conference proceedingPaper in conference proceeding

  34. A Heteroleptic Ferrous Complex with Mesoionic Bis(1,2,3-triazol-5-ylidene) Ligands: Taming the MLCT Excited State of Iron(II).

    Liu, Y., Kjaer, K., Fredin, L., Pavel Chabera, Harlang, T., Canton, S., Sven Lidin, Zhang, J., Lomoth, R., Karl-Erik Bergquist, Petter Persson, Kenneth Wärnmark & Villy Sundström, 2015, In : Chemistry: A European Journal. 21, 9, p. 3628-3639

    Research output: Contribution to journalArticle

  35. Detailed Characterization of a Nanosecond-Lived Excited State: X-ray and Theoretical Investigation of the Quintet State in Photoexcited [Fe(terpy)(2)](2+)

    Vanko, G., Bordage, A., Papai, M., Haldrup, K., Gatzel, P., March, A. M., Doumy, G., Britz, A., Galler, A., Assefa, T., Cabaret, D., Juhin, A., van Driel, T. B., Kjaer, K., Dohn, A., Moller, K. B., Lemke, H. T., Gallo, E., Rovezzi, M., Nemeth, Z. & 9 othersRozsalyi, E., Rozgonyi, T., Jens Uhlig, Villy Sundström, Nielsen, M. M., Young, L., Southworth, S. H., Bressler, C. & Gawelda, W., 2015, In : Journal of Physical Chemistry C. 119, 11, p. 5888-5902

    Research output: Contribution to journalArticle

  36. Effects of Immersion Solvent on Photovoltaic and Photophysical Properties of Porphyrin-Sensitized Solar Cells.

    Hayashi, H., Higashino, T., Kinjo, Y., Fujimori, Y., Kurotobi, K., Pavel Chabera, Villy Sundström, Isoda, S. & Imahori, H., 2015, In : ACS Applied Materials and Interfaces. 7, 33, p. 18689-18696

    Research output: Contribution to journalArticle

  37. Giant Photoluminescence Blinking of Perovskite Nanocrystals Reveals Single-Trap Control of Luminescence.

    Tian, Y., Aboma Merdasa, Peter, M., Qenawy, M., Kaibo Zheng, Ponseca, C., Tönu Pullerits, Arkady Yartsev, Villy Sundström & Ivan Scheblykin, 2015, In : Nano Letters. 15, 3, p. 1603-1608

    Research output: Contribution to journalArticle

  38. High-resolution X-ray emission spectroscopy with transition-edge sensors: present performance and future potential.

    Uhlig, J., Doriese, W. B., Fowler, J. W., Swetz, D. S., Jaye, C., Fischer, D. A., Reintsema, C. D., Bennett, D. A., Vale, L. R., Mandal, U., O'Neil, G. C., Miaja-Avila, L., Joe, Y. I., El Nahhas, A., Fullagar, W., Parnefjord Gustafsson, F., Sundström, V., Kurunthu, D., Hilton, G. C., Schmidt, D. R. & 1 othersUllom, J. N., 2015, In : Journal of Synchrotron Radiation. 22, Pt 3, p. 766-775

    Research output: Contribution to journalArticle

  39. Intrinsic femtosecond charge generation dynamics in single crystal CH3NH3PbI3

    Valverde-Chavez, D. A., Ponseca, C., Stoumpos, C. C., Arkady Yartsev, Kanatzidis, M. G., Villy Sundström & Cooke, D. G., 2015, In : Energy & Environmental Science. 8, 12, p. 3700-3707

    Research output: Contribution to journalArticle

  40. Iron sensitizer converts light to electrons with 92% yield.

    Harlang, T., Liu, Y., Olga Gordivska, Fredin, L., Ponseca, C., Huang, P., Pavel Chabera, Kjaer, K., Mateos, H., Jens Uhlig, Lomoth, R., Reine Wallenberg, Styring, S., Petter Persson, Villy Sundström & Kenneth Wärnmark, 2015, In : Nature Chemistry. 7, 11, p. 883-889

    Research output: Contribution to journalArticle

  41. Mechanism of Charge Transfer and Recombination Dynamics in Organo Metal Halide Perovskites and Organic Electrodes, PCBM, and Spiro-OMeTAD: Role of Dark Carriers.

    Ponseca, C., Hutter, E. M., Piatkowski, P., Cohen, B., Torbjörn Pascher, Douhal, A., Arkady Yartsev, Villy Sundström & Savenije, T. J., 2015, In : Journal of the American Chemical Society. 137, 51, p. 16043-16048

    Research output: Contribution to journalArticle

  42. Palladium versus Platinum: The Metal in the Catalytic Center of a Molecular Photocatalyst Determines the Mechanism of the Hydrogen Production with Visible Light

    Pfeffer, M. G., Schaefer, B., Smolentsev, G., Uhlig, J., Nazarenko, E., Guthmuller, J., Kuhnt, C., Waechtler, M., Dietzek, B., Villy Sundström & Rau, S., 2015, In : Angewandte Chemie (International edition). 54, 17, p. 5044-5048

    Research output: Contribution to journalArticle

  43. Transient photocurrent of bulk heterojunction solar cell characterized by ns-laser and sub-ms LED

    Infahsaeng, Y., Danna, D., Tang, Z., Torbjörn Pascher, Inganas, O., Villy Sundström & Arkady Yartsev, 2015, Proceedings of SPIE. SPIE, Vol. 9659. 96591C

    Research output: Chapter in Book/Report/Conference proceedingPaper in conference proceeding

  44. Watching the dynamics of electrons and atoms at work in solar energy conversion

    Canton, S. E., Zhang, X., Liu, Y., Zhang, J., Papai, M., Corani, A., Smeigh, A. L., Smolentsev, G., Attenkofer, K., Jennings, G., Kurtz, C. A., Li, F., Harlang, T., Vithanage, D., Pavel Chabera, Bordage, A., Sun, L., Ott, S., Kenneth Wärnmark & Villy Sundström, 2015, In : Faraday Discussions. 185, p. 51-68

    Research output: Contribution to journalArticle

  45. 2014
  46. Carrier motion in as-spun and annealed P3HT:PCBM blends revealed by ultrafast optical electric field probing and Monte Carlo simulations

    Abramavicius, V., Vithanage, D., Devizis, A., Infahsaeng, Y., Bruno, A., Foster, S., Keivanidis, P. E., Abramavicius, D., Nelson, J., Arkady Yartsev, Villy Sundström & Gulbinas, V., 2014, In : Physical Chemistry Chemical Physics. 16, 6, p. 2686-2692

    Research output: Contribution to journalArticle

  47. Charge Carrier Dynamics of Polymer: Fullerene Blends: From Geminate to Non-Geminate Recombination

    Vithanage, D., Wang, E., Wang, Z., Ma, F., Inganas, O., Andersson, M. R., Arkady Yartsev, Villy Sundström & Torbjörn Pascher, 2014, In : Advanced Energy Materials. 4, 8, 1301706.

    Research output: Contribution to journalArticle

  48. Charge Carrier Generation and Transport in Different Stoichiometry APFO3:PC61BM Solar Cells

    Pranculis, V., Infahsaeng, Y., Tang, Z., Devizis, A., Vithanage, D., Ponseca, C., Inganas, O., Arkady Yartsev, Gulbinas, V. & Villy Sundström, 2014, In : Journal of the American Chemical Society. 136, 32, p. 11331-11338

    Research output: Contribution to journalArticle

  49. Exceptional Excited-State Lifetime of an Iron(II)-N-Heterocyclic Carbene Complex Explained

    Fredin, L., Papai, M., Rozsalyi, E., Vanko, G., Kenneth Wärnmark, Villy Sundström & Persson, P., 2014, In : The Journal of Physical Chemistry Letters. 5, 12, p. 2066-2071

    Research output: Contribution to journalArticle

  50. Highly Accurate Excited-State Structure of [Os(bpy)(2)dcbpy](2+) Determined by X-ray Transient Absorption Spectroscopy

    Zhang, X., Canton, S., Smolentsev, G., Wallentin, C-J., Liu, Y., Kong, Q., Attenkofer, K., Stickrath, A. B., Mara, M. W., Chen, L. X., Kenneth Wärnmark & Villy Sundström, 2014, In : Journal of the American Chemical Society. 136, 24, p. 8804-8809

    Research output: Contribution to journalArticle

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