Łukasz Bujak, Ph.D.

Research interests:

Plasmonics, Hybrid Nanostructures, Nano-optics; Biophotonics; Microscopy; Nanoparticles; Photosynthetic complexes.

Professional activities:

2015 – 2016: Researcher, Tokyo Institute of Technology, Japan

2014 – 2015: Research assistant, Nicolaus Copernicus University in Toruń, Poland

2013 – 2015: Researcher, University of South Bohemia in České Budějovice, Czech Republic

Education:

2013: Ph.D. in Biophysics 

Faculty of Physics, Astronomy and Informatics, Nicolaus Copernicus University in Toruń, Poland.

2009: MSc. in Applied Physics 

Faculty of Physics, Astronomy and Informatics, Nicolaus Copernicus University in Toruń, Poland

2008: BSc. in Astronomy

Faculty of Physics, Astronomy and Informatics, Nicolaus Copernicus University in Toruń, Poland.

Fellowships and awards:

2014 – 2015: scholarship - Mobility Plus project – Polish Ministry of Science and Higher Education

2012 – 2013: scholarship for academic excellence - Rector Magnificus of Nicolaus Copernicus University in Toruń

2012: 1st degree Team Prize for academic excellence in 2012 awarded by Rector Magnificus of Nicolaus Copernicus University

2009-2013: scholarship in project „Hybrid nanostructures as a stepping-stone towards efficient artificial photosynthesis” under program WELCOME by The Foundation for Polish Science

Publications:

1. Ł. Bujak, K. Holanová, A.G. Marin, V. Henrichs, I. Barvík, M. Braun, Z. Lánský, M. Piliarik, Fast leaps between millisecond confinements govern Ase1 diffusion along microtubules, Small Methods 2021, 2100370; doi: https://onlinelibrary.wiley.com/doi/10.1002/smtd.202100370.
2. H. Robert, K. Holanová, Ł. Bujak, M. Vala, V. Henrichs, Z. Lánský, M. Piliarik, Fast photothermal spatial light modulation for quantitative phase imaging at the nanoscale, Nature Communications 12 (2021) 2921; doi: https://doi.org/10.1038/s41467-021-23252-3.
3. M. Vala, L. Bujak, A.G. Marin, K. Holanova, V. Henrichs, M. Braun, Z. Lansky, M. Piliarik, Nanoscopic Structural Fluctuations of Disassembling Microtubules Revealed by Label-Free Super-Resolution Microscopy, Small Methods (2021) 2000985; doi: https://doi.org/10.1002/smtd.202000985.
4. H. Robert, Ł. Bujak, K. Holanová, M. Vala, M. Piliarik Fast photothermal spatial light modulation for quantitative phase imaging at the nanoscale, PREPRINT available at Research Square doi: https://doi.org/10.21203/rs.3.rs-38429/v1
5. Single-particle spectroscopy of I-III-VI semiconductor nanocrystals: spectral diffusion and suppression of blinking by two-color excitation, Sharma D. K., Hirata S., Bujak Ł. , Biju V., Kameyama T., Kishi M., Torimoto T., Vacha M., Nanoscale, vol. 8, 13687-13694, 2016
6. Polarization control of metal-enhanced fluorescence in hybrid assemblies of photosynthetic complexes and gold nanorods, Bujak Ł., Olejnik M., Brotosudarmo T. H. P., Schmidt M. K., Czechowski N., Piatkowski D., Aizpurua J., Cogdell R. J., Heisse W., Mackowski S. , Physical Chemistry Chemical Physics, vol. 16, 9015-9022, 2014
7. Comparative Studies of Structural, Thermal, Optical and Electrochemical Properties of Azines with Different End Groups with Their Azomethine Analogues Towards Application in (Opto)Electronics, Sek D., Siwy M., Bijak K., Grucela-Zajac M., Malecki, J., Smolarek K., Bujak L., Mackowski S., Schab-Balcerzak E., The Journal of Physical Chemistry: Part A, vol. 117, 10320-10332, 2013
8. New insight into singlet oxygen generation at surface modified nanocrystalline TiO2 – the effect of near-infrared irradiation, Buchalska M., Łabuz P., Bujak Ł, Szewczyk G., Sarna T., Maćkowski S., Macyk W., Dalton Transactions, vol. 42, 9468-9475, 2013
9. Photoluminescence and positron annihilation lifetime studies on pellets of ZnO nanocrystals, Karbowski A., Fedus K., Patyk J., Bujak Ł., Służewski K., Karwasz G., Nukleonika, vol. 58(1), 2013
10. Spectral dependence of fluorescence enhancement in LH2-Au nanoparticle hybrid nanostructures, Bujak Ł., Brotosudarmo T.H.P., Czechowski N., Olejnik M., Ciszak K., Litvin R., Cogdell R., Heiss W., Maćkowski S., Acta Physica Polonica A, vol. 122, 2012
11. Confocal microscopy of plasmonic hybrid nanostructures, Bujak Ł., Krajnik B., Olejnik M., Czechowski N., Piatkowski D., Mackowski S., Photonics Letters of Poland, vol. 4(1), 14-16, 2012
12. Plasmonic Molecular Nanohybrids—Spectral Dependence of Fluorescence Quenching, Olejnik M. , Bujak Ł., Maćkowski S., International Journal of Molecular Sciences, vol. 13(1), 1018-1028, 2012
13. Spektroskopia Optyczna Nanostruktur Hybrydowych, Maćkowski S., Bujak Ł., Czechowski N., Schmidt M.K., Litvin R., Piatkowski D.,Nyga P., Brotosudarmo T.H.P., Monografia Nauka i Przemysł – metody spektroskopowe, nowe wyzwania i możliwości, 513-519, 2011
14. Fluorescence spectroscopy of semiconductor CdTe nanocrystals: preparation effect on photostability, Bujak Ł., Olejnik M., Litvin R., Piątkowski D., Kotov N.A., Maćkowski S., Central European Journal Of Physics, vol. 9, 287-292, 2011
15. Fluorescence enhancement of light-harvesting complex 2 from purple bacteria coupled to spherical gold nanoparticles, Bujak Ł., Czechowski N., Piatkowski D., Litvin R., Brotosudarmo T.H.P., Cogdell R.J., Heiss W., Maćkowski S., Applied Physics Letters, vol. 99, 173701, 2011
16. Plasmon enhancement of fluorescence in single light-harvesting complexes from Amphidinium carterae, Bujak Ł., Piątkowski D., Maćkowski S., Wörmke S., Jung C., Bräuchle C., Agarwal A., Kotov N.A., Schulte T., Hofmann E., Brotosudarmo T.H.P., Scheer H., Govorov A.O., Hiller R.G., Acta Physica Polonica A, vol. 116, S22-S25, 2009

Selected talks:

1. Fourth International Conference on Multifunctional, Hybrid and Nanomaterials (Hybrid Materials 2015), Sitges, Spain “Plasmon induced fluorescence and lifetime modification induced in self-assembled hybrid bio-nanostructures”, 2015.
2. 20th International Workshop on "Single Molecule Spectroscopy and Ultra-Sensitive Analysis in the Life Sciences, Berlin, Germany – “Single molecule studies of light harvesting complexes with different carotenoid composition”, 2014.
3. Near-field Optics, Nanophotonics and Related Techniques, San Sebastian, Spain –  „Plasmon induced emission enhancement in LH2 and Ag nanotriangles hybrid nanostructures”, 2012.
4. 12th Conference on Methods and Applications of Fluorescence, Strasbourg, France – Poster „Plasmon induced fluorescence enhancement in LH2 complexes”, 2011.