Xiaomeng Liu

Assistant Professor

Publications

  • 1. G. Farahi*, C. Chiu*, X. Liu*, Zlatko Papic, K. Watanabe, T. Taniguchi, M. Zaletel, A. Yazdani. "Broken symmetries and excitation spectra of interacting electrons in partially filled Landau levels." Nature Physics (2023)
  • 2. X. Liu*, G. Farahi*, C. Chiu*, Zlatko Papic, K. Watanabe, T. Taniguchi, M. Zaletel, A. Yazdani. "Visualizing Broken Symmetry and Topological Defects in a Quantum Hall Ferromagnet." Science 375, 321-326 (2022).
  • 3. X. Liu*, J.I.A Li*, K. Watanabe, T. Taniguchi, J. Hone, B. I. Halperin, C. R. Dean & P. Kim. "Crossover between strongly-coupled and weakly-coupled exciton superfluids." Science 375, 205-209 (2022).
  • 4. X. Liu*, C. Chiu*, J. Y. Lee, G. Farahi, K. Watanabe, T. Taniguchi, A. Vishwanath, A. Yazdani. "Spectroscopy of a Tunable Moiré System with a Correlated and Topological Flat Band." Nature Communications 12, 2732 (2021).
  • 5. X. Liu*, Z. Hao*, E. Khalaf, J. Y. Lee, Y. Ronen, H. Yoo, D. H. Najafabadi, K. Watanabe, T. Taniguchi, A. Vishwanath, P. Kim. "Tunable spin-polarized correlated states in twisted double bilayer graphene." Nature 583, 221-225 (2020).
  • 6. X. Liu, Z. Hao, K. Watanabe, T. Taniguchi, B. Halperin, P. Kim. "Interlayer fractional quantum Hall effect in a coupled graphene double-layer." Nature Physics 15, 893–897 (2019).
  • 7. X. Liu, K. Watanabe, T. Taniguchi, B. I. Halperin & P. Kim. "Quantum Hall drag of exciton superfluid in graphene." Nature Physics 13, 746-750 (2017).
  • 8. X. Liu, L. Wang, K. C. Fong, Y. Gao, P. Maher, K. Watanabe, T. Taniguchi, J. Hone, C. R. Dean & P. Kim. "Frictional magneto-Coulomb drag in graphene double-layer heterostructures." Physical Review Letters, 119, 056802 (2017).
Klarman Hall
531 Clark Hall
xl956@cornell.edu

Education

  • Ph.D. in Physics, Harvard University, 2019
  • M.S. in Applied Physics, Columbia University, 2013
  • B.A. in Physics, Peking University, 2012 

Departments and programs

Links

Jie Shan

Professor

Klarman Hall
274 Clark Hall
jie.shan@cornell.edu
607/2558238

Departments and programs

Links

Kin Fai Mak

Josephson Family Professor in the College of Arts and Sciences

Publications

Y. Zeng, Z. Xia, K. Kang, J. Zhu, P. Knüppel, C. Vaswani, K. Watanabe, T. Taniguchi, K. F. Mak, & J. Shan, “Thermodynamic evidence of fractional Chern insulator in moiré MoTe2,” Nature (2023), arXiv:2305.00973.

W. Zhao, B. Shen, Z. Tao, Z. Han, K. Kang, K. Watanabe, T. Taniguchi, K. F. Mak, & J. Shan, “Gate-tunable heavy fermions in a moiré Kondo lattice,” Nature 616, 61-65 (2023).

K. F. Mak, & J. Shan, “Semiconductor moiré materials,” Nature Nanotech. 17, 686-695 (2022).

T. Li, S. Jiang, B. Shen, Y. Zhang, L. Li, Z. Tao, T. Devakul, K. Watanabe, T. Taniguchi, L. Fu, J. Shan, & K. F. Mak, “Quantum anomalous Hall effect from intertwined moiré bands,” Nature 600, 641-646 (2021).

L. Ma, P. X. Nguyen, Z. Wang, Y. Zeng, K. Watanabe, T. Taniguchi, A. H. MacDonald, K. F. Mak, & J. Shan, “Strongly correlated excitonic insulator in atomic double layers,” Nature 598, 585-589 (2021).

T. Li, S. Jiang, L. Li, Y. Zhang, K. Kang, J. Zhu, K. Watanabe, T. Taniguchi, D. Chowdhury, L. Fu, J. Shan, & K. F. Mak, “Continuous Mott transition in semiconductor moiré superlattices,” Nature 597, 350-354 (2021).

C. Jin, Z. Tao, T. Li, Y. Xu, Y. Tang, J. Zhu, S. Liu, K. Watanabe, T. Taniguchi, J. C. Hone, L. Fu, J. Shan, & K. F. Mak, “Stripe phases in WSe2/WS2 moiré superlattices,” Nature Mater. 20, 940-944 (2021).

Y. Xu, S. Liu, D. A. Rhodes, K. Watanabe, T. Taniguchi, J. C. Hone, V. Elser, K. F. Mak, & J. Shan, “Correlated insulating states at fractional fillings of moiré superlattices,” Nature 587, 214-218 (2020).

Y. Tang, L. Li, T. Li, Y. Xu, S. Liu, K. Barmak, K. Watanabe, T. Taniguchi, A. H. MacDonald, J. Shan, & K. F. Mak, “Simulation of Hubbard model physics in WSe2/WS2 moiré superlattices,” Nature 579, 353-358 (2020).

Z. Wang, D. A. Rhodes, K. Watanabe, T. Taniguchi, J. C. Hone, J. Shan, & K. F. Mak, “Evidence of high-temperature exciton condensation in 2D atomic double layers,” Nature 574, 76-80 (2019).

Klarman Hall
521 Clark Hall
km627@cornell.edu

Education

  • 2010   Ph.D. in Physics, Columbia University
  • 2005   B.S. in Physics and Mathematics, Hong Kong University of Science and Technology

Departments and programs

Links

Brad Ramshaw

Associate Professor

Publications

[1] Gael Grissonnanche, Yawen Fang, Anaelle Legros, Simon Verret, Francis Laliberte, Clement Collignon, Amirreza Ataei, Maxime Dion, Jianshi Zhou, David Graf, M. J. Lawler, Paul Goddard, Louis Taillefer, and B.J. Ramshaw. T-Linear Resistivity from an Isotropic Planckian Scattering Rate. Nature, 2021

[3] K. A. Modic, Ross D. McDonald, J. P. C. Ruf, Maja D. Bachmann, You Lai, Johanna C. Palmstrom, David Graf, Mun Chan, F. F. Balakirev, J. B. Betts, G. S. Boebinger, Marcus Schmidt, D. A. Sokolov, Philip J. W. Moll, B. J. Ramshaw, and Arkady Shekhter. Scale-invariant magnetic anisotropy in RuCl3 at high magnetic fields. Nature Physics, 2020

[4] Ian M. Hayes, Nikola Maksimovic, Gilbert N. Lopez, Mun K. Chan, B. J. Ramshaw, Ross D. McDonald, and James G. Analytis. Superconductivity and quantum criticality linked by the Hall effect in a strange metal. Nature Physics, 2020

[5] Steven Allan Kivelson, Andrew Chang Yuan, B. J. Ramshaw, and Ronny Thomale. A proposal for reconciling diverse experiments on the superconducting state in Sr2RuO4. npj Quantum Materials, 5(1):43, June 2020

[6] Sayak Ghosh, Michael Matty, Ryan Baumbach, Eric D Bauer, KA Modic, Arkady Shekhter, JA Mydosh, Eun-Ah Kim, and B. J. Ramshaw. One-component order parameter in URu2Si2 uncovered by resonant ultrasound spectroscopy and machine learning. Science Advances, 6(10):eaaz4074, 2020

[7] Mun K. Chan, Ross D. McDonald, B. J. Ramshaw, Jon B. Betts, Arkady Shekhter, Eric D. Bauer, and Neil Harrison. Extent of Fermi-surface reconstruction in the high-temperature superconductor HgBa2CuO4+δ. Proceedings of the National Academy of Sciences, 2020

[8] Maja D Bachmann, GM Ferguson, Florian Theuss, Tobias Meng, Carsten Putzke, Toni Helm, KR Shirer, You-Sheng Li, KA Modic, Michael Nicklas, Marcus Konig, D. Low, Sayak Ghosh, Andrew P. Mackenzie, Frank Arnold, Elena Hassinger, Ross D. McDonald, Laurel E. Winter, Eric D. Bauer, Filip Ronning, B. J. Ramshaw, Katja C. Nowack, and Philip J.W. Moll. Spatial control of heavy-fermion superconductivity in CeIrIn5. Science, 366(6462):221–226, 2019

[9] KA Modic, Tobias Meng, Filip Ronning, Eric D Bauer, Philip JW Moll, and B. J. Ramshaw. Thermodynamic Signatures of Weyl Fermions in NbP. Scientific Reports, 9(1): 2095, 2019

Klarman Hall
531 Clark Hall
bradramshaw@cornell.edu

Education

BSc (Hons.)-Physics and computer science,University of British Columbia, 2002-2007. PhD-Physics, University of British Columbia, 2007-2012. Postdoctoral Researcher, Los Alamos National labs, National High Magnetic Field Lab, 2012-2015.  Staff Scientist, Los Alamos National Labs, National High Magnetic Field Lab, 2015-2016. Assistant Professor, Cornell University, Physics, 2017-present. Natural Sciences and Engineering Research Council Post-Graduate Scholarship-Doctorate, 2010. Martin and Beate Block Physics Award, Aspen Winter Conference, 2011. Postdoc Poster Award, Los Alamos National Labs, 2013. Director’s Fellow Postdoctoral Researcher, Los Alamos National Labs, 2013. Postdoc Publication Prize in Experimental Sciences, Los Alamos National Labs, 2015. Postdoc Publication Prize in Actinide Science, Los Alamos National Labs, 2016. Lee Osheroff Richardson Science Prize, 2017. Member, American Physical Society. Kavli Fellow. Sloan Fellow. CIFAR Azrieli Global Scholar.

Departments and programs

Links

Michelle Wang

James Gilbert White Distinguished Professor of the Physical Sciences, Howard Hughes Medical Institute Investigator

Publications

T.T. Le, X. Gao, S. Park, J. Lee, J. T. Inman, J.H. Lee, J.L. Killian, R.P. Badman, J.M. Berger, and M.D. Wang. “Synergistic Coordination of Chromatin Torsional Mechanics and Topoisomerase Activity.” Cell 179: 619–631 (2019).

T.T. Le, Y. Yang, C. Tan, M.M. Suhanovsky, R.M. Fulbright, Jr., J.T. Inman, M. Li, J. Lee, S. Perelman, J.W. Roberts, A.M. Deaconescu, and M.D. Wang. “Mfd dynamically regulates transcription via a release and catch-up mechanism.” Cell 172, 344-357 e315 (2018).

M. Soltani, J. Lin, R.A. Forties, J.T. Inman, S.N. Saraf, R.M. Fulbright, M. Lipson, and M.D. Wang. “Nanophotonic trapping for precise manipulation of biomolecular Arrays.” Nature Nanotechnology 9:448-52 (2014).

J. Ma, L. Bai, and M.D. Wang. “Transcription under torsion.” Science 340:1580-3 (2013).

B. Sun, D.S. Johnson, G. Patel, B.Y. Smith, M. Pandey, S.S. Patel, and M.D. Wang. “ATP-induced helicase slippage reveals highly coordinated subunits.” Nature 478:132 -5 (2011).

D.S. Johnson, L. Bai, B.Y. Smith, S.S. Patel, and M.D. Wang. “Single molecule studies reveal dynamics of DNA unwinding by the ring-shaped T7 helicase.” Cell 129:1299-309 (2007).

C. Deufel, S. Forth, C.R. Simmons, S. Dejgosha, and M.D. Wang. “Nanofabricated quartz cylinders for angular optical trapping: torque detection during DNA supercoiling.” Nature Methods 4:223-5 (2007).

Klarman Hall
518 Clark Hall
mdw17@cornell.edu
607/255-6414

Education

1985                  B.S., Nuclear Physics, Nanjing University.

1993                  Ph.D., Biophysics, University of Michigan at Ann Arbor.

1994-1997        Postdoctoral Fellow in Biophysics, Princeton University.

 

 

Departments and programs

Robert Thorne

Professor, Stephen H. Weiss Presidential Fellow

Publications

Millisecond mix-and-quench crystallography (MMQX) enables time-resolved studies of PEPCK with remote data collection.  J. A. Clinger, D. W. Moreau, M. J. McLeod, T. Holyoak, and R. E. Thorne. IUCrJ 8, 784-792 (2021). DOI: 10.1107/S2052252521007053

High-resolution single-particle cryo-EM of samples vitrified in boiling nitrogen.  T. Engstrom, J. A. Clinger, K. A. Spoth, O. B. Clarke, R. Jayne, B. A. Apker and R. E. Thorne.  IUCrJ 8, 867-877 (2021). DOI: 10.1107/S2052252521008095

Integrated sample handling and mounting system for fixed-target serial synchrotron crystallography.  G. Illava, R. Jayne, A. D. Finke, D. Closs, W. Zeng, S. K. Milano, Q. Huang, I. Kriksunov, P. Sidorenko, F. W. Wise, W. R. Zipfel, B. A. Apker and R. E. Thorne.  Acta Cryst. D 77, 628-644 (2021). DOI: 10.1107/S2059798321001868.

Hypothesis for a mechanism of beam-induced motion in cryo-electron microcopy.  R. E. Thorne. IUCrJ 7, 416-421 (2020). DOI: 10.1107/S2052252520002560.

Resolution and dose dependence of radiation damage in biomolecular systems. H. Atakisi, L. Conger, D. W. Moreau, and R. E. Thorne. IUCrJ 6, 1040-1053 (2019).  DOI: 10.1107/S2052252519008777

Solvent flows, conformation changes and lattice reordering in a cold protein crystal. D. W. Moreau, H. Atakisi and R. E. Thorne.  Acta Cryst. D 75, 980-994 (2019). DOI: 10.1107/S2059798319013822

Ice formation and solvent nanoconfinement in protein crystals. D. W. Moreau, H. Atakisi, and R. E. Thorne.  IUCrJ 6, 346-356 (2019).  DOI: 10.1107/S2052252519001878

Lifetimes and spatio-temporal response of protein crystals in intense X-ray microbeams.  M. A. Warkentin, H. Atakisi, J. B. Hopkins, D. Walko, and R. E. Thorne, IUCrJ 4, 785-794 (2017).  DOI: 10.1107/S2052252517013495

Mapping the Conformational Landscape of a Dynamic Enzyme by XFEL and Multitemperature Crystallography. D. A. Keedy, L. R. Kenner, M. Warkentin, J. B. Hopkins, R. A. Woldeyes, M. C. Thompson, A. S. Brewster, A. H. Van Benschoten, E. L. Baxter, M. Uervirojnangkoorn, J. M. Holton, W. I. Weis, A. T. Brunger, S. M. Soltis, H. Lemke, A. Gonzalez, N. K. Sauter, A. E. Cohen, H. van den Bedem, R. E. Thorne and J. S. Fraser. Elife 4, e07574 (2015). DOI: 10.7554/eLife/07574

Breaking the radiation damage limit with cryo-SAXS. S. P. Meisburger, M. Warkentin, H. Chen, J. B. Hopkins, R. E. Gillilan, L. Pollack and R. E. Thorne. Biophys. J. 104, 227-236 (2013). DOI: 10.1016/j.bpj.2012.11.3817

Application of X-ray fluorescence imaging to ceramics from the American Southwest. E. C. Geil, S. A. LeBlanc, D. S. Dale and R. E. Thorne. J. Arch. Sci. 40, 4780-4784 (2013). DOI: 10.1016/j.jas.2013.05.014

Critical droplet theory explains the glass formability of aqueous solutions. M. Warkentin, J. P. Sethna and R. E. Thorne. Phys. Rev. Lett. 110, 015703 (2013). DOI: 10.1103/PhysRevLett.110.015703

X-ray fluorescence recovers writing from ancient inscriptions.  J. Powers, N. Dimitrova, R. Huang, D. M. Smilgies, D. H. Bilderback, K. Clinton, and R. E. Thorne. Zeitschrift fur Papyrologie und Epigraphik 152, 221 (2005).

Growth and disorder of macromolecular crystals: insights from atomic force microscopy and X-ray diffraction studies. A. J. Malkin and R. E. Thorne. Methods 34, 273 (2004). DOI: 10.1016/j.ymeth.2004.03.020

Charge-density-wave conductors. R. E. Thorne. Physics Today. May 1996, p. 42. DOI: 10.1063/1.881498

Klarman Hall
529A Clark Hall
ret6@cornell.edu
607/255-6487

Education

B.Sc., 1981, University of Manitoba. Ph.D., 1987, University of Illinois at Urbana. Assistant Professor, Physics, Cornell, 1988-1994. Associate Professor, Physics, Cornell, 1994-2000. Professor, Physics, Cornell, 2000-present. Presidential Young Investigator, 1988-1993. Alfred P. Sloan Fellow, 1988-1990. Stephen H. Weiss Presidential Fellow, 2011-present. Founder and CTO, MiTeGen LLC, 2004-present.

Departments and programs

Links

Kyle Shen

James A. Weeks Professor of Physical Sciences; Director of the Laboratory of Atomic and Solid State Physics; Stephen H. Weiss Presidential Fellow

Publications

K.M. Shen. Putting the squeeze on superconductivity. Science 355, 133 (2017).  

C. Gutiérrez, C.-J. Kim, L. Brown, E.B. Lochocki, K.M. Shen, J. Park, and A.N. Pasupathy. Imaging chiral symmetry breaking from Kekulé bond order in graphene. Nature Physics 12, 950 (2016).      

H.I. Wei, C. Adamo, E.A. Nowadnick, E.B. Lochocki, S. Chatterjee, J.P. Ruf, M.R. Beasley, D.G. Schlom, and K.M. Shen. Electron Doping of the Parent Cuprate La2CuO4 without Cation Substitution. Physical Review Letters 117 (2016).

B. Burganov, C. Adamo, A. Mulder, M. Uchida, P.D.C. King, J.W. Harter, D.E. Shai, A.S. Gibbs, A.P. Mackenzie, R. Uecker, M. Bruetzam, M.R. Beasley, C.J. Fennie, D.G. Schlom, and K.M. Shen. Strain Control of Fermiology and Many-Body Interactions in Two-Dimensional Ruthenates. Physical Review Letters 116, 197003 (2016).

Y.F. Nie, D. Di Sante, S. Chatterjee, P.D.C. King, M. Uchida, S. Ciuchi, D.G. Schlom, and K.M. Shen. Formation and observation of a quasi-two-dimensional dxy electron liquid in epitaxially stabilized Sr2-xLaxTiO4 thin films. Physical Review Letters 115, 096405 (2015)

P.D.C. King, H.I. Wei, Y.F. Nie, M. Uchida, C. Adamo, S. Zhu, X. He, I. Bozovic, D.G. Schlom, and K.M. Shen. Atomic-scale control of competing electronic phases in ultrathin LaNiO3. Nature Nanotechnology 9, 443 (2014)

Y.F. Nie, P.D.C. King, C.H. Kim, M. Uchida, H.I. Wei, C.J. Fennie, D.G. Schlom, and K.M. Shen. Interplay of spin-orbit interactions, dimensionality, and octahedral rotations in semimetallic SrIrO3. Physical Review Letters 114, 016401 (2015)

E.J. Monkman, C. Adamo, J.A. Mundy, D.E. Shai, J.W. Harter, D.W. Shen, B. Burganov, D.A. Muller, D.G. Schlom, and K.M. Shen. Quantum Many-Body Interactions in Digital Oxide Superlattices. Nature Materials 11, 855 (2012)

Y.F. Nie, Y. Zhu, C.-H. Lee, L.F Kourkoutis, J.A. Mundy, J. Junquera, Ph. Ghosez, D.J. Baek, S. Sung, X.X. Xi, K.M. Shen, D.A. Muller, and D.G. Schlom. Atomically precise interfaces from non-stoichiometric deposition. Nature Communications 5:4530 (2014)

K.E. Arpino, D.C. Wallace, Y.F. Nie, T. Birol, P.D.C. King, S. Chatterjee, M. Uchida, S.M. Koohpayeh, J.-J. Wen, K. Page, C.J. Fennie, K.M. Shen, and T.M. McQueen. Evidence for Topologically Protected Surface States and a Superconducting Phase in [Tl4](Tl1−xSnx)Te3 Using Photoemission, Specific Heat, and Magnetization Measurements, and Density Functional Theory. Physical Review Letters 112, 017002 (2014)

S. Chatterjee, J. Trinckauf, T. Hanke, D.E. Shai, J.W. Harter, T.J. Williams, G.M. Luke, K.M. Shen, and J. Geck. Formation of the Coherent Heavy Fermion Liquid at the Hidden Order Transition in URu2Si2. Physical Review Letters 110, 186401 (2013)

D.E. Shai, C. Adamo, D.W. Shen, C.M. Brooks, J.W. Harter, E.J. Monkman, B. Burganov, D.G. Schlom, and K.M. Shen. Quasiparticle Mass Enhancement and Temperature Dependence of the Electronic Structure of Ferromagnetic SrRuO3 Thin Films. Physical Review Letters 110, 087004 (2013)

Klarman Hall
532A Clark Hall
kmshen@cornell.edu
607/255-1952

Education

B.Sc., Physics and Electrical Engineering, Massachusetts Institute of Technology. Ph.D., Applied Physics, Stanford University. NSERC / Killam Postdoctoral Research Fellow, University of British Columbia. NSERC Howard Alper Prize. Assistant Professor, Physics, Cornell University, 2007-2013. Associate Professor of Physics, 2013-2017. Professor, 2017-present. Director of Undergraduate Studies, 2016-present. NSF CAREER Award, 2009. Research Corporation Cottrell Scholar Award, 2010. National Academy of Sciences Kavli Frontiers Fellow, 2010. Air Force Office of Scientific Research Young Investigator Award, 2011. Presidential Early Career Award for Scientists and Engineers, 2011. Office of Naval Research Young Investigator Award, 2012.

Departments and programs

Links

Daniel Ralph

F.R. Newman Professor of Physics

Publications

  • Tilted spin current generated by the collinear antiferromagnet ruthenium oxide, Arnab Bose, Nathaniel J. Schreiber, Rakshit Jain, Ding-Fu Shao, Hari P. Nair, Jiaxin Sun, Xiyue S. Zhang, David A. Muller, Evgeny Y. Tsymbal, Darrell G. Schlom, and Daniel C. Ralph, Nature Electronics 5, 267-274 (2022).

  • Controlling spin current polarization through non-collinear antiferromagnetism, Tianxiang Nan, Camilo X. Quintela, Julian Irwin, Gautam Gurung, Ding-Fu Shao, J. Gibbons, N. Campbell, Kuyngjun Song, S.-Y. Choi, Lu Guo, Roger D Johnson, Pascal Manuel, Rajesh V. Chopdekar, Ingrid Hallsteinsen, T. Tybell, Philip J. Ryan, J.-W. Kim, Yongseong Choi, Paolo G. Radaelli, Daniel C. Ralph, Evgeny Yu. Tsymbal, Mark S. Rzchowski, and Chang Beom Eom, Nature Communications 11, 4671 (2020).

  • Probing and controlling magnetic states in 2D layered magnetic materials, Kin Fai Mak, Jie Shan, and D. C. Ralph, Nature Reviews Physics 1, 646-661 (2019).

  • Control of spin-orbit torques through crystal symmetry in WTe2/ferromagnet bilayers, D. MacNeill, G. M. Stiehl, M. H. D. Guimaraes, R. A. Buhrman, J. Park, and D. C. Ralph, Nature Physics 13, 300-305 (2017).

  • Breaking of valley degeneracy breaking by magnetic field in monolayer MoSe2, D. MacNeill, C. Heikes, K. F. Mak, Z. Anderson, A. Kormányos, Viktor Zólyomi, J. Park, and D. C. Ralph, Phys. Rev. Lett. 114, 037401 (2015).

  • Spin-transfer torque generated by a topological insulator, A. R. Mellnik, J. S. Lee, A. Richardella, J. L. Grab, P. J. Mintun, M. H. Fischer, A. Vaezi, A. Manchon, E.-A. Kim, N. Samarth, and D. C. Ralph, Nature 511, 449-451 (2014).

  • Deterministic switching of ferromagnetism at room temperature using an electric field, J. T. Heron, J. L. Bosse, Q. He, Y. Gao, M. Trassin, J. D. Clarkson, C. Wang, J. Liu, S. Salahuddin, D. C. Ralph, D. G. Schlom, J. Íñiguez, B. D. Huey, and R. Ramesh, Nature 516, 370-373 (2014).

  • Spin torque switching with the giant spin Hall effect of tantalum, Luqiao Liu, Chi-Feng Pai, Y. Li, H. W. Tseng, D. C. Ralph, and R. A. Buhrman, Science 336, 555-558 (2012).

  • Spin Torque Ferromagnetic Resonance Induced by the Spin Hall Effect, Luqiao Liu, Takahiro Moriyama, D. C. Ralph, and R. A. Buhrman, Phys. Rev. Lett. 106, 036601 (2011).

  • Mechanical Control of Spin States in Spin-1 Molecules and the Underscreened Kondo Effect, J. J. Parks, A. R. Champagne, T. A. Costi, W. W. Shum, A. N. Pasupathy, E. Neuscamman, S. Flores-Torres, P. S. Cornaglia, A. A. Aligia, C. A. Balseiro, G. K.-L. Chan, H. D. Abruña, and D. C. Ralph, Science 328, 1370-1373 (2010).

  • Measurement of the Spin-Transfer-Torque Vector in Magnetic Tunnel Junctions, J. C. Sankey, Y.-T. Cui, J. Z. Sun, J. C. Slonczewski, R. A. Buhrman, and D. C. Ralph, Nature Physics 4, 67-71 (2008).

  • Magnetic vortex oscillator driven by dc spin-polarized current, V. S. Pribiag, I. N. Krivorotov, G. D. Fuchs, P. M. Braganca, O. Ozatay, J. C. Sankey, D. C. Ralph, and R. A. Buhrman, Nature Physics 3, 498-503 (2007).

  • The Kondo effect in the presence of ferromagnetism, A. N. Pasupathy, R. C. Bialczak, J. Martinek, J. E. Grose, L. A. K. Donev, P. L. McEuen, and D. C. Ralph, Science 306, 86-89 (2004).

  • Microwave oscillations of a nanomagnet driven by a spin-polarized current, S. I. Kiselev, J. C. Sankey, I. N. Krivorotov, N. C. Emley, R. J. Schoelkopf, R. A. Buhrman, and D. C. Ralph, Nature 425, 380-383 (2003).

  • Coulomb Blockade and the Kondo Effect in Single Atom Transistors, Jiwoong Park, A. N. Pasupathy, J. I. Goldsmith, C. Chang, Y. Yaish, J. R. Petta, M. Rinkoski, J. P. Sethna, H. D. Abruña, P. M. McEuen, and D. C. Ralph, Nature 417, 722-725 (2002).

  • Current-Driven Magnetization Reversal and Spin-Wave Excitations in Co/Cu/Co Pillars, J. A. Katine, F. J. Albert, R. A. Buhrman, E. B. Myers, and D. C. Ralph, J. A. Katine, R. N. Louie, and R. A. Buhrman, Phys. Rev. Lett. 84, 3149 (2000).

 

 

Klarman Hall
538 Clark Hall
dcr14@cornell.edu
607/255-9644

Education

B.S., 1986, Physics and Mathematics, Vanderbilt University. Ph.D., 1993, Physics, Cornell University. Postdoctoral Research Associate, Harvard University, 1993-96. Assistant Professor, Physics, Cornell University, 1996-2000. Associate Professor, Physics, Cornell University, 2000-2004. Professor, Physics, Cornell University, 2004-2008. Horace White Professor of Physics, Cornell University, 2008-2013. F.R. Newman Professor of Physics, Cornell University, 2013-present. Lester B. Knight Director, Cornell NanoScale Science & Technology Facility (CNF) 2010-2016.  Physics Chair 2021-present. Alfred P. Sloan Fellow, 1996-99. David and Lucile Packard Foundation Fellow, 1997-2002. William L. McMillan Award, 1997. James C. McGroddy Prize for New Materials, 2022.  Member, Kavli Institute at Cornell.

 

 

Departments and programs

Links

Jeevak Parpia

Professor

Publications

Comment on“Stabilized Pair Density Wave viaNanoscale Confinement of Superfluid3He” Lev V. Levitin, Xavier Rojas, Petri J. Heikkinen, Andrew J. Casey, Jeevak M. Parpia and John Saunders, Phys Rev Lett 125, 059601 2020. https://journals.aps.org/prl/abstract/10.1103/PhysRevLett.125.059601

Fragility of surface states in topological superfluid 3He P. J. Heikkinen, A. Casey , L. V. Levitin , X. Rojas, A. Vorontsov, P. Sharma, N. Zhelev, J. M. Parpia, J. Saunders, https://arxiv.org/abs/1909.04210 and submitted to Nature Comm 2020.

Thermal transport of helium-3 in a strongly confining channel. D. Lotnyk, A. Eyal, N. Zhelev, T.S. Abhilash, E.N. Smith, M. Terilli, J. Wilson, E. Mueller, D. Einzel, J. Saunders, J.M. Parpia, accepted for publication in Nature Comm 2020.

The A-B transition in superfluid helium-3 under confinement in a thin slab geometry, N. Zhelev, T.S. Abhilash, E.N. Smith, R.G. Bennett, X. Rojas, L. Levitin, J. Saunders, and J.M. Parpia Nature Communications (2017) DOI: 10.1038/ncomms15963

Low-Power Photothermal Self-Oscillation of Bimetallic Nanowires, Roberto De Alba, T. S. Abhilash, Richard H. Rand, Harold G. Craighead, and Jeevak M. Parpia, Nano Letters DOI: 10.1021/acs.nanolett.6b04769 http://pubs.acs.org/doi/pdfplus/10.1021/acs.nanolett.6b04769

Intertwined superfluid and density wave order in two-dimensional 4He, J. Nyeki, A. Phillis, A. Ho, D. Lee, P. Coleman, J. Parpia, B. Cowan and J. Saunders Nature Physics, 13 455-459 (2017)
doi:10.1038/nphys4023 http://www.nature.com/nphys/journal/v13/n5/full/nphys4023.html

Tunable phonon-cavity coupling in graphene membranes, R. De Alba, F. Massel, I. R. Storch, T. S. Abhilash, A. Hui, P. L. McEuen, H. G. Craighead J. M. Parpia Nature Nanotechnology 11, 741–746 (2016). doi:10.1038/nnano.2016.86 http://www.nature.com/nnano/journal/v11/n9/full/nnano.2016.86.html

Phase Diagram of the Topological Superfluid 3He Confined in a Nanoscale Slab Geometry, Levitin, L.V.; Bennett, R.G.; Casey, A.; Cowan, B.; Saunders, J.; Drung, D.; Schurig, T.; Parpia, J.M.  Science,  340, 841-4, (2013).
http://science.sciencemag.org/content/340/6134/841

Observation of a new superfluid phase for 3He embedded in nematically ordered aerogel,  N. Zhelev, M. Reichl, T.S. Abhilash, E.N. Smith, K.X. Nguyen, E.J. Mueller J.M. Parpia, Nature Communications, (2016) DOI: 10.1038/ncomms12975

 

Klarman Hall
618 Clark Hall
jmp9@cornell.edu
607/255-6060

Education

B.S., 1973, Illinois Institute of Technology. M.S., 1977, Cornell University. Ph.D., 1979, Cornell University. Post-Doctoral Research Associate, Cornell University, 1978-79. Assistant Professor, Physics, Texas A M, 1979-84. Associate Professor, Physics, Texas A M, 1984-86. Associate Professor, Physics, Cornell, 1986-93. Professor, Physics, Cornell, 1993-present. Acting Chair, Physics Department, Cornell, 2012-2013. Chair, Physics Department, Cornell, 2013-2016. Visiting appointments at: Walther-Meissner Institut fur Tieftemperaturforschung; Royal Holloway, University of London. Alfred P. Sloan Fellow, 1982-86. John Simon Guggenheim Fellow, 1994-95. Ramakrishna Rao Professor Indian Institute of Science , Bangalore, 2014-15.

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Katja Nowack

Associate Professor

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Klarman Hall
524 Clark Hall
kcn34@cornell.edu
607/2556029

Education

M.S., 2005, Physics, RWTH Aachen. Ph.D., 2009, Physics, Delft University of Technology. Postdoctoral research, Quantum Transport Group at Delft University of Technology 2010-2011. Postdoctoral research, Moler lab at Stanford University 2011-2014. Assistant Professor, Cornell University, 2015-present.

 

 

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