Yong P. Chen Research Group - Quantum Matter and Devices Lab - Purdue University
Quantum Matter and Devices Lab ยป Topological Insulators

Topological Insulators

Representative Publications by topicsTransport/Device   Materials   Other/ARPES/STM  

*[number] refers to paper id in full publication list 

List of bulk TI and related crystals grown and available 

General interest articles/news/reviews about our research on Topolological insulators:

PNAS Core Concept: Topological insulators promise computing advances, insights into matter itself (2016)

Electronic Transport  (Charge & Spin)

[222] Morteza Kayyalha, Aleksandr Kazakov, Ireneusz Miotkowski, Sergei Khlebnikov, Leonid P. Rokhinson, Yong P. Chen, "Highly skewed current-phase relation in superconductor-topological insulator-superconductor Josephson junctions", npj Quantum Materials 5, 7 (2020) [PDF]


[219] Yang Xu, Guodong Jiang, Ireneusz Miotkowski, Rudro R. Biswas, and Yong P. Chen, "Tuning insulator-semimetal transitions in 3D topological insulator thin films by inter-surface hybridization and in-plane magnetic fields", Physical Review Letters 123, 207701 (2019) [PDF]

[217] Jifa Tian, Seokmin Hong, Shehrin Sayed, Joon Sue Lee, Supriyo Datta, Nitin Samarth, Yong P. Chen, “On the understanding of current-induced spin polarization of three-dimensional topological insulators”, Nature Communications 10, 1461 (2019) [PDF]

[215]IcvsTMorteza Kayyalha, Mehdi Kargarian, Aleksandr Kazakov, Ireneusz Miotkowski, Victor M. Galitski, Victor M. Yakovenko, Leonid P. Rokhinson, Yong P. Chen, "Anomalous low-temperature enhancement of supercurrent in topological-insulator nanoribbon Josephson junctions: evidence for low-energy Andreev bound states"Physical Review Letters 122, 047003 (2019) [PDF]

[205]Gate-tunable supercurrent and multiple Andreev reflections in a superconductor-topological insulator nanoribbon-superconductor hybrid deviceLuis A. Jauregui, Morteza Kayyalha, Aleksander Kazakov, Ireneusz Miotkowski, Leonid P. Rokhinson, Yong P. Chen, "Gate-tunable supercurrent and multiple Andreev reflections in a superconductor-topological insulator nanoribbon-superconductor hybrid device", Applied Physics Letters 112, 093105 (2018)

[184] 1Jifa Tian, Seokmin Hong, Ireneusz Miotkowski, Supriyo Datta,Yong P. Chen, "Observation of current-induced, long-lived persistent spin polarization in a topological insulator: a rechargeable spin battery", Science Advances 3, e1602531 (2017) [PDF] [Related news story: "Rechargeable ‘spin battery’ promising for spintronics and quantum computing" (on phys.org) by Purdue News]

[167] Yang Xu, Ireneusz Miotkowski, Yong P. Chen, "Quantum transport of two-species Dirac fermions in dual-gated three-dimensional topological insulators", Nature Communications 7, 11434 (2016) [PDF]

[164] Luis A. Jauregui, Michael T. Pettes, Leonid P. Rokhinson, Li Shi, Yong P. Chen, "Magnetic field induced helical mode and topological transitions in a quasi-ballistic topological insulator nanoribbon with circumferentially quantized surface state sub-bands", Nature Nanotechnology 11, 345 (2016) [PDF] [Related news story: "Bismuth-based nanoribbons show ‘topological’ transport, potential for new technologies"]

[156] Jifa Tian, Ireneusz Miotkowski, Seokmin Hong, Yong P. Chen, "Electrical injection and detection of spin-polarized currents in topological insulator Bi2Te2Se", Scientific Reports 5, 14293 (2015) [PDF]

[149] Luis A. Jauregui, Michael T. Pettes, Leonid P. Rokhinson, Li Shi, Yong P. Chen, "Gate Tunable Relativistic Mass and Berry's phase in Topological Insulator Nanoribbon Field Effect Devices", Scientific Reports 5, 8452 (2015) [PDF]

[141] Yang Xu, Ireneusz Miotkowski, Chang Liu, Jifa Tian, Hyoungdo Nam, Nasser Alidoust, Jiuning Hu, Chih-Kang Shih, M. Zahid Hasan, Yong P. Chen, "Observation of topological surface state quantum Hall effect in an intrinsic three-dimensional topological insulator",  Nature Physics 10, 956 (2014) [PDF] [Related News article: "Topological Insulators Promising for Spintronics, Quantum Computers" by Purdue News, Science Daily; "New 3D topological insulator is the most perfect yet" (nanotechWeb), "New 3D topological insulator is the nearest to perfection yet" (PhysicsWord) etc.] 

[136] Jifa Tian, Cuizu Chang, Helin Cao, Ke He, Xucun Ma, Qikun Xue, Yong P. Chen, "Quantum and Classical Magnetoresistance in Ambipolar Topological Insulator Transistors with Gate-tunable Bulk and Surface Conduction", Scientific Reports 4, 4859 (2014) [PDF]

[135] Jifa Tian, Isaac Childres, Helin Cao, Tian Shen, Ireneusz Miotkowski, Yong P. Chen, "Topological insulator based spin valve devices: evidence for spin polarized transport of spin-momentum-locked topological surface states",Solid State Communications (Fast-Track Communications) 191, 1 (2014) [PDF]   

[90] Helin Cao, Jifa Tian, Ireneusz Miotkowski,Tian Shen, Jiuning Hu, Shan Qiao and Yong P. Chen, “Quantized Hall effect and Shubnikov--de Haas oscillations in highly doped Bi2Se3: Evidence for layered transport of bulk carriers”, Physical Review Letters 108, 216803 (2012) [PDF

Materials Development (Synthesis and Characterizations) 

[102] Helin Cao, Rama Venkatasubramanian, Chang Liu, Jonathan Pierce, HaoranYang, M. Zahid Hasan, Yue Wu, Yong P. Chen, "Topological insulator Bi2Te3 films synthesized by metal organic chemical vapor deposition", Applied Physics Letters 101, 162104 (2012) [PDF 

Other studies (ARPES, STM, optics) performed on our crystals 

[168] Guang Bian, Ting-Fung Chung, Chang Liu, Chaoyu Chen, Tay-Rong Chang, Tailung Wu, Ilya Belopolski, Hao Zheng, Su-Yang Xu, Daniel S. Sanchez, Nasser Alidoust, Jonathan Pierce, Bryson Quilliams, Philip P. Barletta, Stephane Lorcy, Jose Avila, Guoqing Chang, Hsin Lin, Horng-Tay Jeng, Maria-Carmen Asensio, Yong P. Chen, M. Zahid Hasan, "Experimental Observation of Two Massless Dirac-Fermion Gases in Graphene-Topological Insulator Heterostructure", 2D Materials 3, 021009 (2016) [PDF]

[166] L.-C. Tung, W. Yu, P. Cadden-Zimansky, I. Miotkowski, Y. P. Chen, D. Smirnov, Z. Jiang, "Magneto-Infrared Spectroscopic Study of Ultrathin Bi2Te3 Single Crystals", Physical Review B 93, 085140 (2015) [PDF]

[165] Corentin Durand, X.-G. Zhang, Saban M. Hus, Chuanxu Ma, Michael A. McGuire, Yang Xu, Helin Cao, Ireneusz Miotkowski, Yong P. Chen, & An-Ping Li, "Differentiation of surface and bulk conductivities in topological insulator via four-probe spectroscopy", Nano Letters 16,  2213 (2016) [PDF]

[158] Chang Liu, Guang Bian, Su-Yang Xu, Ilya Belopolski, Irek Miotkowski, Helin Cao, Koji Miyamoto, Tay-Rong Chang, Hsin Lin, Christian Matt, Thorsten Schmitt, Nasser Alidoust, Madhab Neupane, Horng-Tay Jeng, Arun Bansil, Vladimir N. Strocov, Mark Bissen, Alexei V. Fedorov, Taichi Okuda, Yong P. Chen, and M. Zahid Hasan, “Tunable spin helical Dirac quasiparticles on the surface of three dimensional HgTe”, Physical Review B 92, 115436 (2015) [PDF]

[151] Eryin Wang, Peizhe Tang, Guoliang Wan, Alexei V. Fedorov, Ireneusz Miotkowski, Yong P. Chen, Wenhui Duan, and Shuyun Zhou, "Robust gapless surface state and Rashba-splitting bands upon surface deposition of magnetic Cr on Bi2Se3", Nano Letters 15, 2031 (2015) [PDF]

[125] M. Hajlaoui, E. Papalazarou, J. Mauchain, L. Perfetti, A. Taleb-Ibrahimi, F. Navarin, M. Monteverde, P. Auban-Senzier, C.R. Pasquier, N. Moisan, D. Boschetto, M. Neupane, M.Z. Hasan, T. Durakiewicz, Z. Jiang, Y. Xu, I. Miotkowski, Y.P. Chen, S. Jia, H. Ji, R.J. Cava and M. Marsi, “Tuning a Schottky barrier in a photoexcited topological insulator with transient Dirac cone electron-hole asymmetry”, Nature Communications 5, 3003 (2014) [PDF

[132] Chris Mann, Damien West, Ireneusz Miotkowski, Yong P. Chen, Shengbai Zhang, Chih-Kang Shih, "Observation of Coulomb repulsion between Cu intercalants in CuxBi2Se3", Physical Review B 89, 155312 (2014)  [PDF] 

[119] Chris Mann, Damien West, Ireneusz Miotkowski, Yong P. Chen, Shengbai Zhang, Chih-Kang Shih, "Mapping the 3D surface potential in Bi2Se3", Nature Communications 4, 2277 (2013) [PDF

[96] M. Hajlaoui, E. Papalazarou, J. Mauchain, G. Lantz, N. Moisan, D. Boschetto, Z. Jiang, I. Miotkowski, Y. P. Chen, A. Taleb-Ibrahimi, L. Perfetti, and M. Marsi, "Ultrafast Surface Carrier Dynamics in the Topological Insulator Bi2Te3", Nano Letters 12, 3532 (2012) [PDF]

[60] Jingbo Qi, Xunchi Chen, Wenlong Yu, Paul Cadden-Zimansky, Dimitry Smirnov, Norman H. Tolk, Ireneusz Miotkowski, Helin Cao, Yong P. Chen, Yizheng Wu, Shan Qiao, Zhigang Jiang, "Ultrafast carrier and phonon dynamics in Bi2Se3 crystals", Applied Physics Letters 97, 182102 (2010) [PDF]