Publications

Highlights

Electron-phonon Interactions

Nature Materials, 2018

Quantum Dot NIR LEDs

Nature Photonics, 2016

Quantum Dots in Perovskite

Nature, 2015

Previous Work

2020

X. Gong, E. H. Sargent

Matter, 3, 602–622 (2020) [HTML]


A Multi-functional Molecular Modifier Enabling Efficient Large-Area Perovskite Light-Emitting Diodes

H. Wang*, X. Gong*, D. Zhao*, Y.-B. Zhao*, S. Wang, J. Zhang, L. Kong, B. Wei, R. Quintero-Bermudez, O. Voznyy, Y. Shang, Z. Ning, Y. Yan, E. H. Sargent, X. Yang

Joule, 4, 1–11 (2020) [HTML]

2019

Contactless Measurements of Photocarrier Transport Properties in Perovskite Single Crystals

X. Gong*, Z. Huang*, R. Sabatini, C.-S. Tan, G. Bappi, G. Walters, A. Proppe, M. I. Saidaminov, O. Voznyy, S. O. Kelley, E. H. Sargent

Nature Communications 10, 1591 (2019) [HTML]

In Situ Back‐Contact Passivation Improves Photovoltage and Fill Factor in Perovskite Solar Cells

F. Tan, H. Tan, M. I. Saidaminov, M. Wei, M. Liu, A.Mei, P. Li, B. Zhang, C.‐S. Tan, X. Gong, Y. Zhao, A. R. Kirmani, Z. Huang, J. Z. Fan, R. Quintero‐Bermudez, J. Kim, Y. Zhao, O. Voznyy, Y. Gao, F. Zhang, L. J. Richter, Z.‐H. Lu, W. Zhang, E. H. Sargent

Advanced Materials 31, 1807435 (2019) [HTML]

Halogen Vacancies Enable Ligand‐Assisted Self‐Assembly of Perovskite Quantum Dots into Nanowires

J. Pan*, X. Li*, X. Gong*, J. Yin, D. Zhou, L. Sinatra, R. Huang, J. Liu, J. Chen, I. Dursun, A. M. El-Zohry, M. Saidaminov, H.T. Sun, O. F. Mohammed, C. Ye, E. H. Sargent, O. Bakr

Angewandte Chemie 131, 16223-16227 (2019) [HTML]

2018

Perovskite Light-emitting Diodes with External Quantum Efficiency Exceeding 20 Per Cent

K. Lin, J. Xing, L. N. Quan, F. P. García de Arquer, X. Gong, J. Lu, L. Xie, W. Zhao, D. Zhang, C. Yan, W. Li, X. Liu, Y. Lu, J. Kirman, E. H. Sargent, Q. Xiong, Z. Wei

Nature, 562, 245–248(2018) [HTML] | News Coverage: [Physics World; Nature Asia]

Electron–phonon Interaction in Efficient Perovskite Blue Emitters

X. Gong, O. Voznyy, A. Jain, W. Liu, R. Sabatini, Z. Piontkowski, G. Walters, G. Bappi, S. Nokhrin, O. Bushuyev, M. Yuan, R. Comin, D. McCamant, S. O. Kelley, E. H. Sargent

Nature Materials 17, 550–556(2018) [HTML] | News Coverage: [Physics World]

Bright Colloidal Quantum Dot Light-emitting Diodes Enabled by Efficient Chlorination

X. Li, Y. Zhao, F. Fan, L. Levina, M. Liu, R. Quintero-Bermudez, X. Gong, L. Quan, J. Fan, Z. Yang , S. Hoogland, O. Voznyy, Z.Lu, E. H. Sargent

Nature Photonics, 12, 159–164 (2018) [HTML]

Spin Control in Reduced-dimensional Chiral Perovskites

G. Long, C. Jiang, R. Sabatini, Z. Yang, M. Wei, L. Quan, Q. Liang, A. Rasmita, M. Askerka, G. Walters, X. Gong, J. Xing, X. Wen, R. Quintero-Bermudez, H. Yuan, G. Xing, X. R. Wang, D. Song, O. Voznyy, M. Zhang, S. Hoogland, W. Gao, Q. Xiong, E. H. Sargent

Nature Photonics, 12, 528–533 (2018) [HTML]

Color-stable Highly Luminescent Sky-blue Perovskite Light-emitting Diodes

J. Xing, Y. Zhao, M. Askerka, L. N. Quan, X. Gong, W. Zhao, J. Zhao, H. Tan, G. Long, L. Gao, Z. Yang, O. Voznyy, J. Tang, Z.-H. Lu, Q. Xiong, E. H. Sargent

Nature Communications, 9, 3541 (2018) [HTML]

Perovskite Seeding Growth of Formamidinium-lead-iodide-based Perovskites for Efficient and Stable Solar Cells

Y. Zhao, H. Tan, H. Yuan, Z. Yang, J. Fan, J. Kim , O. Voznyy, X. Gong, L. Quan, C. Tan, J. Hofkens, D. Yu, Q. Zhao, E. H. Sargent

Nature Communications, 9, 1607 (2018) [HTML]

2017

Field-emission from Quantum-dot-in-perovskite Solids

F. P. Garcia de Arquer*, X. Gong*, M. Liu, G. Kim, B. R. Sutherland, R. Comin, O. Voznyy, S. Hoogland, D. Sinton and E. H. Sargent,

Nature Communications, 8, 14757 (2018) [HTML]


Nano Focus: Electron Diffraction Enables Localization of Hydrogen Atoms in Nanocrystals

X. Gong

MRS Bulletin (News Article) 42, 243 (2017) [HTML]


2016

X. Gong*, Z. Yang*, G. Walters, R. Comin, Z. Ning, E. Beauregard, V. Adinol, O. Voznny, E. H. Sargent

Nature Photonics, 10, 253-257 (2016) [HTML] |News Coverage: [nanotechweb.org, chembites]


Crosslinked Remote‐doped Hole‐extracting Contacts Enhance Stability Under Accelerated Lifetime Testing in Perovskite Solar Cells

J. Xu, O. Voznyy, R. Comin, X. Gong, G. Walters, M. Liu, P. Kanjanaboos, X. Lan, E. H. Sargent

Advanced Materials 28, 2807-2815 (2016) [HTML]


Amine‐free Synthesis of Cesium Lead Halide Perovskite Quantum Dots for Efficient Light‐emitting Diodes

E. Yassitepe, Z. Yang, O. Voznyy, Y. Kim, G. Walters, J. Castaneda, P. Kanjanaboos, M. Yuan, X. Gong, F. Fan, J. Pan, S. Hoogland, R. Comin, O. Bakr, L. Padilha, A. Nogueira, E. H. Sargent

Advanced Functional Materials, 15 (11), 7539-7543 (2016) [HTML]


Lattice Dynamics and the Nature of Structural Transitions in Organolead Halide Perovskites

R. Comin, M. Crawford, A. Said, N. Herron, W. Guise, X. Wang, P. S. Whiteld, A. Jain, X. Gong, A. McGaughey, E. H. Sargent

Physical Review B, 9 (94), 094301 (2016) [HTML]


2015

Quantum-dot-in-perovskite Solids

Z. Ning*, X. Gong*, R. Comin*, G. Walters, F. Fan, O. Voznyy, E. Yassitepe, A. Buin, S. Hoogland and E. H. Sargent

Colloidal quantum dot photovoltaics enhanced by perovskite shelling

Z. Yang, A. Janmohamed, X. Lan, F. P. Garcia de Arquer, O. Voznyy, E. Yassitepe, G. Kim, Z. Ning, X. Gong, R. Comin, E. H. Sargent

Nano Letters, 15 (11), 7539-7543 (2015) [HTML]


ACS applied materials & interfaces, 7 (45), 25007-25013 (2015) [HTML]