Publications

(*corresponding author, †contributed equally)

Independent works: 

4. Chu, D.; Jia, B.; Liu, N.; Zhang, Y.; Li, X.; Feng, J.; Yang, Z.; Zhao, G.; Liu, Y.*; Liu, S.*; Park, NG. Lattice Engineering for Stabilized Black FAPbI₃ Perovskite Single Crystals for High-resolution X-ray Imaging at the Lowest Dose. Sci. Adv. 2023, 9 (35), eadh2255. DOI: doi:10.1126/sciadv.adh2255.

3. Gu, J.; Tao, Y.; Fu, T.; Guo, S.; Jiang, X.; Guan, Y.; Li, X.; Li, C.; Lü, X.; Fu, Y.*, Correlating Photophysical Properties with Stereochemical Expression of 6s2 Lone Pairs in Two-dimensional Lead Halide Perovskites. Angew. Chem. Int. Ed. 2023, e202304515. DOI: 10.1002/anie.202304515.

2. Li, X.; Guan, Y.; Li, X.*; Fu, Y.*, Stereochemically Active Lone Pairs and Nonlinear Optical Properties of Two-Dimensional Multilayered Tin and Germanium Iodide Perovskites. J. Am. Chem. Soc. 2022, 144 (39), 18030-18042. DOI: 10.1021/jacs.2c07535.

1. Huang, X.; Li, X.; Tao, Y.; Guo, S.; Gu, J.; Hong, H.; Yao, Y.; Guan, Y.; Gao, Y.; Li, C.; Lü, X.; Fu, Y.*, Understanding Electron–Phonon Interactions in 3D Lead Halide Perovskites from the Stereochemical Expression of 6s² Lone Pairs. J. Am. Chem. Soc. 2022, 144 (27), 12247-12260. DOI: 10.1021/jacs.2c03443.

Previous works: 

25. Li, S.; Li, X.; Kocoj, C. A.;  Ji, X.;  Yuan, S.;  Macropulos, E. C.;  Stoumpos, C. C.;  Xia, F.;  Mao, L.;  Kanatzidis, M. G.; Guo, P., Ultrafast Excitonic Response in Two-Dimensional Hybrid Perovskites Driven by Intense Midinfrared Pulses. Phys. Rev. Lett. 2022, 129 (17), 177401. DOI: 10.1103/PhysRevLett.129.177401.

24. Fu, P.; Quintero, M. A.; Welton, C.;  Li, X.;  Cucco, B.;  De Siena, M. C.;  Even, J.;  Volonakis, G.;  Kepenekian, M.;  Liu, R.;  Laing, C. C.;  Klepov, V.;  Liu, Y.;  Dravid, V. P.;  Manjunatha Reddy, G. N.;  Li, C.; Kanatzidis, M. G., Short Aromatic Diammonium Ions Modulate Distortions in 2D Lead Bromide Perovskites for Tunable White-Light Emission. Chem. Mater. 2022, 34 (21), 9685-9698. DOI: 10.1021/acs.chemmater.2c02471.

23. Li, X.; Dong, H.; Volonakis, G.; Stoumpos, C. C.; Even, J.; Katan, C.; Guo, P.; Kanatzidis, M. G., Ordered Mixed-Spacer 2D Bromide Perovskites and the Dual Role of 1,2,4-Triazolium Cation. Chem. Mater. 2022, 34 (14), 6541-6552. DOI: 10.1021/acs.chemmater.2c01432.

22. Vishnoi, P.; Zuo, J.; Li, X.; Binwal, D. C.; Wyckoff, K.; Mao, L.; Kautzsch, L.; Wu, G.; Wilson, S.; Kanatzidis, M. G.; Seshadri, R.; Cheetham, A., Hybrid Layered Double Perovskite Halides of Transition Metals. J. Am. Chem. Soc. 2022, 144 (15), 6661-6666. DOI:10.1021/jacs.1c12760.

21. Li, X.; Kepenekian, M.; Li, L.; Dong, H.; Stoumpos, C. C.; Seshadri, R.; Katan, C.; Guo, P.; Even, J.; Kanatzidis, M. G., Tolerance Factor for Stabilizing 3D Hybrid Halide Perovskitoids Using Linear Diammonium Cations. J. Am. Chem. Soc. 2022, 144 (9), 3902-3912. DOI: 10.1021/jacs.1c11803.

20. Ma, C.; Gao, L.; Xu, Z.; Li, X.; Song, X.; Liu, Y.; Yang, T.; Li, H.; Du, Y.; Zhao, G.; Liu, X.; Kanatzidis, M. G.; Liu, S. F.; Zhao, K., Centimeter-Sized 2D Perovskitoid Single Crystals for Efficient X-ray Photoresponsivity. Chem. Mater. 2022, 34 (4), 1699-1709. DOI: 10.1021/acs.chemmater.1c03832.

19. Li, X.; Cuthriell, S. A.; Bergonzoni, A.; Dong, H.; Traoré, B.; Stoumpos, C. C.; Guo, P.; Even, J.; Katan, C.; Schaller, R. D.; Kanatzidis, M. G., Expanding the Cage of 2D Bromide Perovskites by Large A-Site Cations. Chem. Mater. 2022, 34 (3), 1132-1142. DOI: 10.1021/acs.chemmater.1c03605.

18. Hoffman, J. M.; Hadar, I.; Li, X.; Ke, W.; Vasileiadou, E. S.; Strzalka, J.; Chen, L. X.; Kanatzidis, M. G., Film formation mechanisms in mixed-dimensional 2D/3D halide perovskite films revealed by in-situ grazing-incidence wide-angle X-ray scattering. Chem 2022, 8, 1-16. DOI: 10.1016/j.chempr.2021.12.022.

17. Gao, L. †; Li, X.†; Traoré, B.; Zhang, Y.; Fang, J.; Han, Y.; Even, J.; Katan, C.; Zhao, K.; Liu, S.; Kanatzidis, M. G., m-Phenylenediammonium as a New Spacer for Dion–Jacobson Two-Dimensional Perovskites. J. Am. Chem. Soc. 2021, 143 (31), 12063-12073. DOI: 10.1021/jacs.1c03687.

16. Li, X.; Traoré, B.; Kepenekian, M.; Li, L.; Stoumpos, C. C.; Guo, P.; Even, J.; Katan, C.; Kanatzidis, M. G., Bismuth/Silver-based 2D Iodide Double and 1D Bi Perovskites: Interplay Between Structural and Electronic Dimensions. Chem. Mater. 2021, 33 (15), 6206-6216. DOI: 10.1021/acs.chemmater.1c01952.

15. Guo, Z.; Sun, F.; Puggioni, D.; Luo, Y.; Li, X.; Zhou, X.; Chung, D. Y.; Cheng, E.; Li, S.; Rondinelli, J. M.; Yuan, W.; Kanatzidis, M. G., Local Distortions and Metal–Semiconductor–Metal Transition in Quasi-One-Dimensional Nanowire Compounds AV₃Q₃O_δ (A = K, Rb, Cs and Q = Se, Te). Chem. Mater. 2021, 33 (7), 2611-2623. DOI: 10.1021/acs.chemmater. 1c00434.

14. Li, X.; Hoffman, J. M.; Kanatzidis, M. G., The 2D Halide Perovskite Rulebook: How the Spacer Influences Everything from the Structure to Optoelectronic Device Efficiency. Chem. Rev. 2021, 121 (4), 2230-2291. DOI: 10.1021/acs.chemrev.0c01006.

13. Christodoulides, A. D.; Guo, P.; Dai, L.; Hoffman, J. M.; Li, X.; Zuo, X.; Rosenmann, D.; Brumberg, A.; Kanatzidis, M. G.; Schaller, R. D.; Malen, J. A., Signatures of Coherent Phonon Transport in Ultralow Thermal Conductivity Two-Dimensional Ruddlesden–Popper Phase Perovskites. ACS Nano 2021, 15 (3), 4165-4172. DOI: 1021/acsnano.0c03595.

12. Gao L.†; Li, X.†; Liu, Y.; Fang, J.; Huang, S.; Spanopoulos, I.; Li, X.; Wang, Y.; Chen, L.; Yang, G.; Kanatzidis, M. G., Incorporated Guanidinium Expands the CH₃NH₃PbI₃ Lattice and Enhances Photovoltaic Performance. ACS Appl. Mater. Interfaces 2020, 12 (39), 43885 -43891.  DOI: 10.1021/acsami.0c14925.

11. Ke, W.; Chen, C.; Spanopoulos, I.; Mao, L.; Hadar, I.; Li, X.; Hoffman, J. M.; Song, Z.; Yan, Y.; Kanatzidis, M. G., Narrow-Bandgap Mixed Lead/Tin-Based 2D Dion–Jacobson Perovskites Boost the Performance of Solar Cells. J. Am. Chem. Soc. 2020, 142 (35), 15049-15057. DOI: 10.1021/jacs.0c06288.

10. Li, X.; Fu, Y.; Pedesseau, L.; Guo, P.; Cuthriell, S.; Hadar, I.; Even, J.; Katan, C.; Stoumpos, C. C.; Schaller, R. D.; Harel, E.; Kanatzidis, M. G., Negative Pressure Engineering with Large Cage Cations in 2D Halide Perovskites Causes Lattice Softening. J. Am. Chem. Soc. 2020, 142 (26), 11486-11496. DOI: 10.1021/jacs.0c03860.

9. Guo, P.; Xia, Y.; Gong, J.; Cao, D. H.; Li, X.; Li, X.; Zhang, Q.; Stoumpos, C. C.; Kirschner, M. S.; Wen, H.; Prakapenka, V. B.; Ketterson, J. B.; Martinson, A. B. F.; Xu, T.; Kanatzidis, M. G.; Chan, M. K. Y.; Schaller, R. D., Direct Observation of Bandgap Oscillations Induced by Optical Phonons in Hybrid Lead Iodide Perovskites. Adv. Funct. Mater. 2020, 1907982. DOI: 10.1002/adfm.201907982.

8. Tu, Q.; Spanopoulos, I.; Vasileiadou, E. S.; Li, X.; Kanatzidis, M. G.; Shekhawat, G. S.; Dravid, V. P., Exploring the Factors Affecting the Mechanical Properties of 2D Hybrid Organic–Inorganic Perovskites. ACS Appl. Mater. Interfaces 2020, 12 (18), 20440-20447. DOI: 1021/acsami.0c02313.

7. Li, X.; He, Y.; Kepenekian, M.; Guo, P.; Ke, W.; Even, J.; Katan, C.; Stoumpos, C. C.; Schaller, R. D.; Kanatzidis, M. G., Three-dimensional Lead Iodide Perovskitoid Hybrids with High X-ray Photoresponse. J. Am. Chem. Soc. 2020, 142 (14), 6625-6637. DOI: 10.1021/jacs.0c00101.

6. Fu, Y.; Jiang, X.; Li, X.; Traore, B.; Spanopoulos, I.; Katan, C.; Even, J.; Kanatzidis, M. G.; Harel, E., Cation Engineering in Two-Dimensional Ruddlesden-Popper Lead Iodide Perovskites with Mixed Large A-Site Cations in the Cages. J. Am. Chem. Soc. 2020, 142 (8), 4008-4021. DOI: 10.1021/jacs.9b13587.

5. Li, X.; Ke, W.; Traoré, B.; Guo, P.; Hadar, I.; Kepenekian, M.; Even, J.; Katan, C.; Stoumpos, C. C.; Schaller, R. D.; Kanatzidis, M. G., Two-Dimensional Dion–Jacobson Hybrid Lead Iodide Perovskites with Aromatic Diammonium Cations. J. Am. Chem. Soc. 2019, 141 (32), 12880-12890. DOI: 10.1021/jacs.9b06398.

4. Ke, W.; Spanopoulos, I.; Tu, Q.; Hadar, I.; Li, X.; Shekhawat, G. S.; Dravid, V. P.; Kanatzidis, M. G., Ethylenediammonium-Based “Hollow” Pb/Sn Perovskites with Ideal Band Gap Yield Solar Cells with Higher Efficiency and Stability. J. Am. Chem. Soc. 2019, 141 (21), 8627-8637. DOI: 10.1021/jacs.9b03662.

3. Hoffman, J. M.; Che, X.; Sidhik, ; Li, X.; Hadar, I.; Blancon, J.-C.; Yamaguchi, H.; Kepenekian, M.; Katan, C.; Even, J.; Stoumpos, C. C.; Mohite, A. D.; Kanatzidis, M. G., From 2D to 1D Electronic Dimensionality in Halide Perovskites with Stepped and Flat Layers Using Propylammonium as a Spacer. J. Am. Chem. Soc. 2019, 141 (27), 10661-10676. DOI: 10.1021/jacs.9b02846.

2. Li, X.; Guo, P.; Kepenekian, M.; Hader, I.; Katan, C.; Even, J.; Stoumpos, C. C.; Schaller, R.D.; Kanatzidis, M. G., Small Cyclic Diammonium Cation Templated (110)-oriented 2D Halide (X = I, Br, Cl) Perovskites with White-light Emission. Chem. Mater. 2019, 31 (9), 3582-3590. DOI: 10.1021/acs.chemmater.9b01511.

1. Li, X.; Hoffman, J.; Ke, W.; Chen, M.; Tsai, H.; Nie, W.; Mohite, A. D.; Kepenekian, M.; Katan, C.; Even, J.; Wasielewski, M. R.; Stoumpos, C. C.; Kanatzidis, M. G., Two-Dimensional Halide Perovskites Incorporating Straight Chain Symmetric Diammonium Ions, (NH₃C_mH_2mNH₃)(CH₃NH₃)_n−1Pb_nI_3n+1 (m = 4–9; n = 1–4). J. Am. Chem. Soc. 2018, 140 (38), 12226-12238. DOI: 10.1021/jacs.8b07712.