I develop cutting-edge ultrafast x-ray diffraction and microscopy capabilities to enable studies of lattice and electronic dynamics in quantum and nanoscale materials.
Pump - probe X-ray diffraction (WAXS, total X-ray scattering, SAXS)
Time-resolved X-ray nano/micro diffraction microscopy
Time-resolved X-ray induced luminescence/scintillation characterization
ACTIVE PROJECTS
Light-driven phase & symmetry transformations
Field/light-driven manipulation of ferroics
Polaronic lattice deformations
Fast and efficient scintillators
Selected Work
Ultrafast symmetry control in photoexcited quantum dots
B. Guzelturk, J. Portner, J. Ondry, S. Ghanbarzadeh, M. Tarantola, A. Jeong, T. Field, A. M. Chandler, E. Wieman, T. R. Hopper, N. E. Watkins, J. Yue, X. Cheng, M.-F. Lin, D. Luo, P. L. Kramer, X. Shen, A. H. Reid, O. Borkiewicz, U. Ruett, X. Zhang, A. M. Lindenberg, J. Ma, R. Schaller, D. V. Talapin, B. L. Cotts,
Advanced Materials 36, 2414196 (2024)
Bright and Durable Scintillation from Colloidal Quantum Shells
B. Guzelturk, B.T. Diroll, J.P. Cassidy, D. Harankahage, M. Hua, X.-M. Lin, V. Iyer, R. Schaller, B. Lawrie, M. Zamkov,
Nature Communications 15, 4274 (2024)
Subnanosecond reconfiguration of ferroelectric domains in bismuth ferrite
B. Guzelturk, T. Yang, Y.-C. Liu, C.-C. Wei, G. Orenstein, M. Trigo, T. Zhou, B. T. Diroll, M. V. Holt, H. Wen, L.-Q. Chen, J.-C. Yang, A. M. Lindenberg,
Advanced Materials 35, 2306029 (2023)
Understanding and controlling photothermal responses in MXenes
B. Guzelturk, V. Kamysbayev, D. Wang, H. Hu, R. Li, S. B. King, A. H. Reid, M.-F. Lin, X. Wang, D. A. Walko, X. Zhang, A. M. Lindenberg, D. V. Talapin,
Nano Letters 23, 2677 (2023)
Visualization of Dynamic Polaronic Strain Fields in Hybrid Lead Halide Perovskites
B. Guzelturk, T. Winkler, T. Van de Goor, M. D. Smith, S. A. Bourelle, S. Feldmann, M. Trigo, S. Teitelbaum, H-G. Steinrück, G. A. de la Pena, R. Alonso-Mori, D. Zhu, T. Sato, H. I. Karunadasa, M. F. Toney, F. Deschler, A. M. Lindenberg,
Nature Materials 20, 618 (2021)
Dynamic lattice distortions driven by surface trapping in semiconductor nanocrystals
B. Guzelturk, B. L. Cotts, D. Jasrasaria, J. P. Philbin, D. A. Hanifi, B. A. Koscher, A. D. Balan, E. Curling, M. Zajac, S. Park, N. Yazdani, C. Nyby, V. Kamysbayev, S. Fischer, Z. Nett, X. Shen, M. E. Kozina, M.-F. Lin, A. H. Reid, S. P. Weathersby, R. D. Schaller, V. Wood, X. Wang, J. A. Dionne, D. V. Talapin, A. P. Alivisatos, A. Salleo, E. Rabani, A. M. Lindenberg,
Nature Communications 12, 1860 (2021)
B. Guzelturk, J. K. Utterback, I. Coropceanu, V. Kamysbayev, E. M. Janke, M. Zajac, N. Yazdani, B. L. Cotts, S. Park, A. Sood, M.-F. Lin, A. H. Reid, M. E. Kozina, X. Shen, S. P Weathersby, V. Wood, A. Salleo, X. Wang, D. V. Talapin, N. S. Ginsberg, A. M. Lindenberg,
ACS Nano 14, 4792 (2020)
EARLIER PROJECTS
Optical gain and lasing in nanocrystals
Exciton harvesting for optoelectronics
THz emission from surfaces & interfaces
Selected Work
THz emission from surface and interfaces
B. Guzelturk, M. Trigo, O. Delaire, D. Reis, A. M. Lindenberg,
ACS Photonics 8, 12 (2021)
Light-Induced Currents at Domain Walls in Multiferroic BiFeO3
B. Guzelturk, A. B. Mei, L. Zhang, L. Z. Tan, P. Donahue, A. G. Singh, D. G. Schlom, L. W. Martin, A. M. Lindenberg,
Nano Letters 20, 145 - 151 (2020)
E. Y. Ma*, B. Guzelturk*, G. Li, L. Cao, Z.-X. Shen, A. M. Lindenberg, T. F. Heinz,
Science Advances 5, eaau0073 (2019)
B. Guzelturk, R. A. Belisle, M. D. Smith, K. Bruening, R. Prasanna, Y. Yuan, V. Gopalan, C. J. Tassone, H. I. Karunadasa, M. D. McGehee, A. M. Lindenberg,
Advanced Materials 30, 1704737 (2018)
Nanocrystal lasers
Giant Modal Gain Coefficients in II-VI Nanoplatelets
B. Guzelturk, M. Pelton, M. Olutas, H. V. Demir,
Nano Lett. 19, 277-282 (2019)
B. Guzelturk, Y. Kelestemur, M. Olutas, Q. Li, T. Lian, H. V. Demir,
J. Phys. Chem. Lett. 8, 5317 (2017)
B. Guzelturk, Y. Kelestemur, K. Gungor, A. Yeltik, M. Z. Akgul, W. Yue, R. Chen, H. D. Sun, C. Dang, H. V. Demir,
Advanced Materials 27, 2741 (2015)
Ultralow-Threshold Up-Converted Lasing in Oligofluorenes with Tailored Strong Nonlinear Absorption
B. Guzelturk, A. L. Kanibolotsky, C. Orofino-Pena, N. Laurand, M. D. Dawson, P. J. Skabara, H. V. Demir,
J. Mater. Chem. C 3, 12018 (2015)
M. Olutas*, B. Guzelturk*, Y. Kelestemur, A. Yeltik, S. Delikanli, H. V. Demir,
ACS Nano 9, 5041 (2015) * Equal contribution
Amplified Spontaneous Emission and Lasing in Colloidal Nanoplatelets
B. Guzelturk, Y. Kelestemur, M. Olutas, S. Delikanli, H. V. Demir,
ACS Nano 8, 6599 (2014)
B. Guzelturk, Y. Kelestemur, M. Z. Akgul, V. K. Sharma, H. V. Demir,
J. Phys. Chem. Lett. 5, 2214 (2014)
Exciton harvesting for optoelectronics
Near-Field Energy Transfer Using Nanoemitters For Optoelectronics
B. Guzelturk, H. V. Demir,
Advanced Functional Materials 26, 8158 – 8177 (2016)
Organic-Inorganic Composites of Semiconductor Nanocrystals For Efficient Excitonics
B. Guzelturk, H. V. Demir,
J. Phys. Chem. Lett. 6, 2206 (2015)
Stacking in Colloidal Nanoplatelets: Excitonic Properties
B. Guzelturk, O. Erdem, M. Olutas, Y. Kelestemur, H. V. Demir,
ACS Nano 8, 12524 (2014)
Excitonics of Semiconductor Quantum Dots and Wires for Lighting and Displays
B. Guzelturk, P. L. H. Martinez, Q. Zhang, Q. Xiong, H. Sun, X. W. Sun, A. O. Govorov and H. V. Demir,
Laser & Photon. Rev. 8, 73 (2014)
B. Guzelturk, P. L. H. Martinez, D. Zhao, X. W. Sun, H. V. Demir,
J. Phys. Chem. C 118, 25964 (2014)
Phonon Assisted Nonradiative Energy Transfer into Silicon From Colloidal Quantum Dots
A. Yeltik*, B. Guzelturk*, P. L. H. Martinez, A. O. Govorov, H. V. Demir,
ACS Nano 7, 10492 (2013) * Equal contribution