Publication (Google Scholar)

Journal Articles

(* denotes equal contribution)

Preprints

• Chiral optical nano-cavity with atomically thin mirrors. D. G. Suárez-Forero, R. Ni, S. Sarkar, M. J. Mehrabad, E. Mechtel, V. Simonyan, A. Grankin, K. Watanabe, T. Taniguchi, S. Park, H. Jang, M. Hafezi, & Y. Zhou. arXiv:2308.04574 (2023).

• Controlled interlayer exciton ionization in an electrostatic trap in atomically thin heterostructures. A. Y. Joe, A. M. M. Valdivia, L. A. Jauregui, K. Pistunova, D. Ding, Y. Zhou, G. Scuri, K. De Greeve, A. Sushko, B. Kim, T. Taniguchi, K. Watanabe, J. Hone, M. D. Lukin, H. Park, P. Kim. arXiv:2311.12941 (2023).

• Observation of an electronic microemulsion phase emerging from a quantum crystal-to-liquid transition. J. Sung, J. Wang, I. Esterlis, P.A. Volkov, G. Scuri, Y. Zhou, E. Brutschea, T. Taniguchi, K. Watanabe, Y. Yang, M. Morales, S. Zhang, A.J. Millis, M.D. Lukin, P. Kim, E. Demler, & H. Park. arXiv:2311.18069 (2023).

2024

• Electrical control and transport of tightly bound interlayer excitons in a MoSe2/hBN/MoSe2 heterostructure. L. Zhang, L. Gu, R. Ni, M. Xie, S. Park, H. Jang, R. Ma, T. Taniguchi, K. Watanabe & Y. Zhou, arXiv:2312.02446, Physical Review Letters, accepted (2024).

• Giant optical nonlinearity of Fermi polarons in atomically thin semiconductors. L. Gu, L. Zhang, R. Ni, M. Xie, D.S. Wild, S. Park, H. Jang, T. Taniguchi, K. Watanabe, M. Hafezi, & Y. Zhou. arXiv:2306.11199, Nature Photonics, accepted (2024).

• Excitonic Mott insulator in a Bose-Fermi-Hubbard system of moiré WS2/WSe2 heterobilayer. B. Gao, D.G. Suarez-Forero, S. Sarkar, T.S. Huang, D. Session, M.J. Mehrabad, R. Ni, M. Xie, J. Vannucci, S. Mittal, K. Watanabe, T. Taniguchi, A. Imamoglu, Y. Zhou & M. Hafezi. Nature Communications 15, 2305 (2024).

2023

• Ionic liquid gating induced insulating phase transition in LaNiO3 thin films. R. Wang, J. Park, R. Pant, S. Maurya, S. Takeuchi, I. Takeuchi, and Y. Zhou. Physical Review Materials 7, 125001 (2023).

• Controlling quantum phases of electrons and excitons in moiré superlattices. L. Zhang, R. Ni, & Y. Zhou. Journal of Applied Physics 133, 080901 (2023). [Invited]

  • Selected as Feature Article

2022

• Beam steering at the nanosecond time scale with an atomically thin reflector. T.I. Andersen, R.J. Gelly, G. Scuri, B.L. Dwyer, D.S. Wild, R. Berkenstein, A. Sushko, J.  Sung, Y. Zhou, A.A. Zibrov, A.Y. Joe, K. Watanabe, T. Taniguchi, S.F. Yelin, P. Kim, H. Park, & M.D. Lukin. Nature Communications 13, 3413 (2022).

• Nanoscale thermal imaging of VO2 via Poole-Frenkel conduction. A. Spitzig, A. Pivonka, H. Mickalide, A. Frenzel, J. Kim, C. Ko, Y. Zhou, K. O'Connor, E. Hudson, S. Ramanathan, J.E. Hoffman & J. Hoffman. Applied Physics Letters 120, 151602 (2022).

2021

• Bilayer Wigner crystals in a transition metal dichalcogenide heterostructure. Y. Zhou, J. Sung, E. Brutschea, I. Esterlis, Y. Wang, G. Scuri, R. J. Gelly, H. Heo, T. Taniguchi, K. Watanabe, G. Zaránd, M. D. Lukin, P. Kim, E. Demler & H. Park. Nature 595, 48–52 (2021). 

  • Discussion in Journal Club for Condensed Matter Physics

  • News by Quanta Magazine, MSE UMD, Harvard Gazette, Phys.org, Chemistry World.

• Electrically controlled emission from triplet charged excitons in atomically thin heterostructures. A. Y. Joe, L. A. Jauregui, K. Pistunova, Z. Lu, D. S. Wild, G. Scuri, K. De Greve, R. J. Gelly, Y. Zhou, J. Sung, A. Mier Valdivia, A. Sushko, T. Taniguchi, K. Watanabe, D. Smirnov, M. D. Lukin, H. Park & P. Kim. Physical Review B 103, L161411 (2021).

• Excitons in a reconstructed moiré potential in twisted WSe2/WSe2 homobilayers. T. I. Andersen, G. Scuri, A. Sushko, K. De Greve, J. Sung, Y. Zhou, D. S. Wild, R. J. Gelly, H. Heo, K. Watanabe, T. Taniguchi, P. Kim, H. Park & M. D. Lukin. Nature Materials 20, 480 (2021).

2020

• Broken mirror symmetry in excitonic response of reconstructed domains in twisted MoSe2/MoSe2 bilayers. J. Sung, Y. Zhou, G. Scuri, V. Zolyomi, T. I. Andersen, H. Yoo, D. S. Wild, A. Y. Joe, R. J. Gelly, H. Heo, S. J. Magorrian, D. Berube, A. M. Valdivia, T. Taniguchi, K. Watanabe, M. D. Lukin, P. Kim, V. I. Falko & H. Park. Nature Nanotechnology 15, 750-754 (2020).

  • News by Nature Nanotechnology

• Electrically tunable valley dynamics in twisted WSe2/WSe2 bilayers. G. Scuri*, T. I. Andersen*, Y. Zhou*, D. S. Wild, J. Sung, R. J. Gelly, D. Berube, H. Heo, L. Shao, A. Y. Joe, A. M. Valdivia, T. Taniguchi, K. Watanabe, M. Loncar, P. Kim, M. D. Lukin & H. Park. Physical Review Letters 124, 217403 (2020).

  • News by Nature Reviews Materials

• Controlling excitons in an atomically thin membrane with a mirror. Y. Zhou, G. Scuri, J. Sung, R. Gelly, D.S. Wild, K. De Greve, A.Y. Joe, T. Taniguchi, K. Watanabe, P. Kim, M.D. Lukin & H. Park. Physical Review Letters 124, 027401 (2020). 

  • Chosen as Editor’s suggestion

2019

• Electrical control of interlayer exciton dynamics in atomically thin heterostructures. L.A. Jauregui, A.Y. Joe, K. Pistunova, D.S. Wild, A.A. High, Y. Zhou, G. Scuri, K. De Greve, A. Sushko, C.H. Yu, T. Taniguchi, K. Watanabe, D.J. Needleman, M.D Lukin, H. Park & P. Kim.  Science 366, 870 (2019).

• Temperature-independent thermal radiation. P. Roney, A. Shahsafi, Y. Zhou, Z. Zhang, Y. Xiao, C. Wan, R. Wambold, J. Salman, Z. Yu, J. Li, J. T. Sadowski, R. Comin, S. Ramanathan & M.A. Kats.  Proceedings of the National Academy of Sciences 116, 26402-26406 (2019).

• Liquid salt transport growth of single crystals of the layered dichalcogenides MoS2 and WS2. F.A. Cevallos, S. Guo, H. Heo, G. Scuri, Y. Zhou, J. Sung, T. Taniguchi, K. Watanabe, P. Kim, H. Park & R.J. Cava. Crystal Growth & Design 19 , 5762 (2019).

• Electrically tunable exciton-plasmon coupling in a WSe2 monolayer embedded in a plasmonic crystal cavity. A.M. Dibos, Y. Zhou, L.A. Jauregui, G. Scuri, D.S. Wild, A.A. High, T. Taniguchi, K. Watanabe, M.D. Lukin, P. Kim & H. Park.  Nano Letters 19, 3543 (2019).

2018

• Large excitonic reflectivity of monolayer MoSe2 encapsulated in hexagonal boron nitride. G. Scuri*, Y. Zhou*, A.A. High*, D.S. Wild*, C. Shu, K. De Greve, L.A. Jauregui, T. Taniguchi, K. Watanabe, P. Kim, M. D. Lukin & H. Park. Physical Review Letters 120, 037401 (2018). 

  • Highly Cited Paper by Web of Science

  • News coverage by Nature, Physics Synopsis & Chemistry World; Chosen as Editor’s suggestion

• Radiative thermal runaway due to negative differential thermal emission. D.M. Bierman, A. Lenert, M.A. Kats, Y. Zhou, S. Zhang, M.D.L. Ossa, S. Ramanathan, F. Capasso & E.N. Wang.  Physical Review Applied 10, 021001 (2018).

• Electrical control of charged carriers and excitons in atomically thin materials. K. Wang, K. De Greve, L.A. Jauregui, A. Sushko, A.A. High, Y. Zhou, G. Scuri, T. Taniguchi, K. Watanabe, M.D. Lukin, H. Park & P. Kim. Nature Nanotechnology 13, 128–132 (2018). (News and Views by Nature Nanotechnology)

• Limiting optical diodes enabled by the phase transition of vanadium dioxide. C. Wan, E. Horak, J. King, J. Salman, Z. Zhang, Y. Zhou, P. Roney, B. Gundlach, S. Ramanathan, R. Goldsmith & M.A. Kats. ACS Photonics 5, 2688-2692 (2018).

2017

• Probing dark excitons in atomically thin semiconductors via near-field coupling to surface plasmon polaritons. Y. Zhou*, G. Scuri*, D. S. Wild*, A.A. High*, A. Dibos, L.A. Jauregui, C. Shu, K. De Greve, K. Pistunova, A. Y. Joe, T. Taniguchi, K. Watanabe, P. Kim, M.D. Lukin & H. Park. Nature Nanotechnology 12, 856–860 (2017).

  • Highly Cited Paper by Web of Science

  • News and Views by Nature Nanotechnology

• Epsilon-near-zero substrate engineering for ultra-thin-film perfect absorbers. J. Rensberg, Y. Zhou, S. Richter, C. Wan, S. Zhang, P. Schöppe, R. Schmidt-Grund, S. Ramanathan, F. Capasso, M.A. Kats & C. Ronning. Physical Review Applied 8, 014009 (2017).

• Evolution of metallicity in vanadium dioxide by creation of oxygen vacancies. Z. Zhang, F. Zuo, C. Wan, A. Datta, J. Kim, J. Rensberg , R. Nawrodt, H. Park, T. Larrabee, X. Guan, Y. Zhou, S. Prokes, C. Ronning, V. Shalaev, A. Boltasseva, M.A. Kats & S. Ramanathan. Physical Review Applied 7, 034008 (2017).

2016

• Strongly correlated perovskite fuel cells. Y. Zhou, X. Guan, H. Zhou, K. Ramadoss, S. Adam, H. Liu, S. Lee, J. Shi, M. Tsuchiya, D.D. Fong & S. Ramanathan. Nature 534, 231–234 (2016).

  • Highly Cited Paper by Web of Science

  • News coverage by Nature Energy, Harvard University, IEEE Spectrum, Argonne National Lab & National Science Review

• Sign reversal of magnetoresistance in perovskite nickelates by electron doping. K. Ramadoss, N. Mandal, X. Dai, Z. Wan, Y. Zhou, L. Rokhinson, Y. P. Chen, J. Hu & S. Ramanathan. Physical Review B 94, 235124 (2016).

• Correlated perovskites as a new platform for super-broadband-tunable photonics. Z. Li, Y. Zhou, H. Qi, Q. Pan, N. Shi, M. Lu, A. Stein, C.Y. Li, S. Ramanathan & N.Yu. Advanced Materials 28, 9117–9125 (2016).

  • News coverage by Columbia University

• Active optical metasurfaces based on defect-engineered phase-transition materials. J. Rensberg, S. Zhang, Y. Zhou, A.S. McLeod, C. Schwarz, M. Goldflam, M. Liu, J. Kerbusch, R. Nawrodt, S. Ramanathan, D.N. Basov, F. Capasso, C. Ronning & M.A. Kats. Nano Letters 16, 1050–1055 (2016).

2015

• Mott memory and neuromorphic devices. Y. Zhou & S. Ramanathan. Proceedings of the IEEE 103, 1289–1310 (2015). 

  • Highly Cited Paper by Web of Science

• Dynamic control of light emission faster than the lifetime limit using VO2 phase-change. S. Cueff, D. Li, Y. Zhou, F.J. Wong, J. Kurvits, S. Ramanathan & R. Zia. Nature Communications 6, 8636 (2015).

• Control of emergent properties at a correlated oxide interface with graphene. Y. Zhou*, J. Park*, J. Shi, M. Chhowalla, H. Park, D.A. Weitz & S. Ramanathan. Nano Letters 15, 1627–1634 (2015).

• Self-limited kinetics of electron doping in correlated oxides. J. Chen*, Y. Zhou*, S. Middey, J. Jiang, N. Chen, L. Chen, X. Shi, M. Döbeli, J. Shi, J. Chakhalian & S. Ramanathan. Applied Physics Letters 107, 031905 (2015).

• Reconfigurable anisotropy and functional transformations with VO2-based metamaterial electric circuits.S. Savo, Y. Zhou, G. Castaldi, M. Moccia, V. Galdi, S. Ramanathan & Y. Sato. Physical Review B 91, 134105 (2015).

2014

• Colossal resistance switching and band gap modulation in a perovskite nickelate by electron doping. J. Shi*, Y. Zhou* & S. Ramanathan. Nature Communications 5, 5860 (2014).

  • News and Views by Harvard Gazette, Phys.org, IEEE Spectrum, NSF & Materials Today

• Current-modulated optical properties of vanadium dioxide thin films in the phase transition region.S. Zhang, M. A. Kats, Y. Cui, Y. Zhou, Y. Yao, S. Ramanathan & F. Capasso. Applied Physics Letters 105, 211104 (2014).

• Tunable hyperbolic metamaterials utilizing phase change heterostructures. H.N. Krishnamoorthy, Y. Zhou, S. Ramanathan, E. Narimanov & V.M. Menon. Applied Physics Letters 104, 121101 (2014).

• Abrupt insertion loss drop by RF-triggering of the phase transition in CPW switches. S.D. Ha, Y. Zhou, C. J. Fisher, S. Ramanathan & J.P. Treadway. Microwave and Wireless Components Letters, IEEE 24, 575 (2014).

• Quick Switch: Strongly correlated electronic phase transition systems for cutting-edge microwave devices.S.D. Ha, Y. Zhou, A.E. Duwel, D.W. White & S. Ramanathan. Microwave Magazine, IEEE 15, 32–44 (2014).

2013

• Voltage-triggered ultrafast phase transition in vanadium dioxide switches. Y. Zhou, X. Chen, C. Ko, Z. Yang, C. Mouli & S. Ramanathan. Electron Device Letters, IEEE 34, 220–222 (2013).

  • Highly Cited Paper by Web of Science

• A correlated nickelate synaptic transistor. J. Shi, S. D. Ha, Y. Zhou, F. Schoofs & S. Ramanathan. Nature Communications 4, 2676 (2013).

  • Highly Cited Paper by Web of Science

  • News coverage by Harvard University & Materials Today

• Correlated electron materials and field-effect transistors for Logic: A review. Y. Zhou & S. Ramanathan. Critical Reviews in Solid State and Materials Sciences 38, 286–317 (2013).

• Electrical switching dynamics and broadband microwave characteristics of VO2 radio frequency devices. S. D. Ha, Y. Zhou, C.J. Fisher, S. Ramanathan & J.P. Treadway. Journal of Applied Physics 113, 184501 (2013).

• GaN/VO2 heteroepitaxial pn junctions: Band offset and minority carrier dynamics. Y. Zhou & S. Ramanathan. Journal of Applied Physics 113, 213703 (2013).

2012

• Suspended sub-50 nm vanadium dioxide membrane transistors: fabrication and ionic liquid gating studies. J. S. Sim, Y. Zhou & S. Ramanathan. Nanoscale 4, 7056 (2012).

• Relaxation dynamics of ionic liquid — VO2 interfaces and influence in electric double-layer transistors. Y. Zhou & S. Ramanathan. Journal of Applied Physics 111, 084508 (2012).

• Studies on room-temperature electric-field effect in ionic-liquid gated VO2 three-terminal devices. Z. Yang, Y. Zhou & S. Ramanathan. Journal of Applied Physics 111, 014506 (2012).

• Heteroepitaxial VO2 thin films on GaN: Structure and metal-insulator transition characteristics. Y. Zhou & S. Ramanathan. Journal of Applied Physics 112, 074114 (2012).

• Epitaxial variants of VO2 thin films on complex oxide single crystal substrates with 3m surface symmetry. F.J. Wong, Y. Zhou & S. Ramanathan. Journal of Crystal Growth 364, 74 (2012).

• Multi-resistance states through electrically driven phase transitions in VO2/HfO2/VO2 heterostructures on silicon. Y. Zhou, Z. Yang & S. Ramanathan. Electron Device Letters, IEEE 33, 101–103 (2012).

• Probing compositional disorder in vanadium oxide thin films grown on atomic layer deposited hafnia on silicon by capacitance spectroscopy. C. Ko, Y. Zhou & S. Ramanathan. Journal of Vacuum Science & Technology A 30, 011501 (2012).

2011

• Synthesis of vanadium dioxide thin films on conducting oxides and metal-insulator transition characteristics. Y. Cui, X. Wang, Y. Zhou, R. Gordon & S. Ramanathan. Journal of Crystal Growth 338, 96 (2011).

Book Chapters

• Computation and learning with metal-insulator transitions and emergent phases in correlated oxides.Y. Zhou, S.D. Ha & S. Ramanathan. in CMOS and Beyond: Logic Switches for Terascale Integrated Circuits, T.-J.K. Liu & K. Kuhn (Eds.) (Cambridge University Press, Cambridge, UK; New York, NY, 2015).

• Correlated electrons: A platform for solid state devices. S.D. Ha, Y. Zhou, R. Jaramillo & S. Ramanathan. in Future Trends in Microelectronics: Frontiers and Innovations, S. Luryi, J. Xu & A. Zaslavsky (Eds.) (John Wiley & Sons, Inc. Hoboken, NJ, 2013).

Patents

• Electrochemical systems based on charge induced electron localization. Y. Zhou & S. Ramanathan.US Patent Application Filed.

• Dopant-driven phase transitions in correlated metal oxides. J.Shi, Y. Zhou & S. Ramanathan. US Patent Application Filed, 15/026,592.

• Electrically-driven phase transitions in functional oxide heterostructures. Y. Zhou, Z. Yang & S. Ramanathan. US 9,343,206.