Preprint       2017       2016       2015       2014       2013       2012       2011       2010       2009       2008       2007       1999-2006       Theses      Google Scholar (Jiwoong Park)


Absence of a Band Gap at Metal-Monolayer MoS2 Interface, A. Kerelsky, A. Nipane, D. Edelberg, D. Wang, X. Zhou, A. Dadgar, H. Gao, S. Xie, K. Kang, J. Park, J. Teherani, and A. Pasupathy
Submitted. arxiv

Coherent Atomically-Thin Superlattices with Engineered Strain, S. Xie, L. Tu, Y. Han, L. Huang, K. Kang, K. U. Lao, P. Poddar, D. A. Muller, R. A. DiStasio Jr., and  J. Park
submitted. arxiv


Layer-by-layer assembly of two-dimensional materials into wafer-scale heterostructures, K. Kang*, K.-H. Lee*, Y. Han, H. Gao, S. Xie, D. A. Muller, J. Park (*equal contribution)
Nature, 2017, doi: 10.1038/nature23905. PDF  Supplementary  Video 1  Video 2 
(Also read: UChicago News)

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).  PDF  Supplementary


2D materials advances: from large scale synthesis and controlled heterostructures to improved characterization techniques, defects and applications, Z. Lin, A. McCreary, N. Briggs, S. Subramanian, K. Zhang, Y. Sun, X. Li, N. J Borys, H. Yuan, S. K. Fullerton-Shirey, A. Chernikov, H. Zhao, S. McDonnell, A. M. Lindenberg, K. Xiao, B. J. LeRoy, M. Drndić, J. C. M. Hwang, J. Park, M. Chhowalla, R. E. Schaak, A. Javey, M. C. Hersam, J. Robinson, and M. Terrones
2D Materials, 3, 042001 (2017).  PDF 

Atomically-thin graphene windows that enable high contrast electron microscopy without a specimen vacuum chamber, Y. Han, K. X. Nguyen, Y. Ogawa, J. Park, and D. A. Muller
Nano Letters, 16, 7427-7432 (2016).  PDF Supplementary

Long-lived hole spin/valley polarization probed by Kerr rotation in monolayer WSe2, X. Song, S. Xie, K. Kang, J. Park and V.Sih
Nano Letters, 16, 5010-5014 (2016).  PDF Supplementary

Atomistic interrogation of B-N co-dopant structures and their electronic effects in graphene, T. Schiros, D. Nordlund , L. Palova, L. Zhao, M. Levendorf, C. Jaye, D. Reichman, J. Park, M. Hybertsen, A. N. Pasupathy
ACS Nano, 10, 6574-6584 (2016).  PDF Supplementary

Atomically-thin Ohmic Edge Contacts between Two-dimensional Materials, M. H. D. Guimaraes, H. Gao, Y. Han, K. Kang, S. Xie, C.-J. Kim, D. A. Muller, D. C. Ralph, and J. Park
ACS Nano, 10, 6392-6399 (2016).  PDF Supplementary

Klein tunneling and electron trapping in nanometre-scale graphene quantum dots, C. Gutierrez, L. Brown, C.-J. Kim, J. Park, and A. N. Pasupathy
Nature Physics, 12, 1069-1075 (2016). PDF Supplementary. (Also Read: Nature News and Views Highlight)

Imaging chiral symmetry breaking from Kekulé bond order in graphene, C. Gutierrez, C.-J. Kim, L. Brown, E. B. Lochocki, K. M. Shen, J. Park, and A. N. Pasupathy
Nature Physics, 12, 950-958 (2016). PDF Supplementary. (Also Read: Nature News and Views Highlight)

Atomic-scale spectroscopy of gated monolayer MoS2, X. Zhou, K. Kang, S. Xie, A. Dadgar, N. Monahan, X.-Y. Zhu, J. Park, and A. N. Pasupathy
Nano Letters, 16, 3148-3154 (2016). PDF Supplementary   

Chiral atomically thin films, C.-J. Kim, A. Sanchez-Castillo, Z. Ziegler, Y. Ogawa, C. Noguez, and J. Park
Nature Nanotechnology,  11, 520-524 (2016). PDF Supplementary. (Also Read: Cornell Chronicle Feature)


Tunable optical excitations in twisted bilayer graphene form strongly bound excitons, H. Patel, R. W. Havener, L. Brown, Y. Liang, L. Yang, J. Park, and M. W. Graham
Nano Letters, 15, 5932-5937 (2015). PDF Supplementary   

High-mobility three-atom-thick semiconducting films with wafer scale homogeneity, K. Kang*, S. Xie*, L. Huang, Y. Han, P. Y. Huang, K. F. Mak, C.-J. Kim, D. A. Muller, and J. Park (*equal contribution) 
Nature520, 656  (2015). PDF Supplementary.
(Also Read: Cornell Chronicle Feature; Nature NewsNature News and ViewsNature PodcastIEEE SpectrumThe VergeChemical and Engineering News Highlights)  

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

Graphene nanoribbons formed by a sonochemical graphene unzipping using flavin mononucleotide as a template, W. Yoon, Y. Lee, H. Jang, M. Jang, J. S. Kim, H. S. Lee, S. Im, D. Boo, J. Park, and S. Y. Ju
Carbon, 81, 629-638 (2015). PDF


Strongly bound excitons in gapless two-dimensional structures, Y. Liang, R. Soklaski, S. Huang, M. W. Graham, R. W. Havener, J. Park and L. Yang
Physical Review B, 90, 115418 (2014). PDF

Polycrystalline graphene with single crystalline electronic structure, L. Brown, E. B. Lochocki, J. Avila, C.-J. Kim, Y. Ogawa, R. W. Havener, D. K. Kim, E. J. Monkman, D. E. Shai, H. I. Wei, M. P. Levendorf, M. Asensio, K. M. Shen, and J. Park
Nano Letters  (2014). PDF Supplementary

The valley Hall effect in MoS2 transistors, K. F. Mak, K. L. McGill, J. Park and P. L. McEuen
Science  344, 1489-1492 (2014). PDF Supplementary. (Also Read: Cornell Chronicle Feature)

Van Hove Singularities and Excitonic Effects in the Optical Conductivity of Twisted Bilayer Graphene, R. W. Havener, L. Brown, Y. Liang, L. Yang, and J. Park
Nano Letters  14, 3352-3357 (2014). PDF Supplementary


Stacking Order Dependent Second Harmonic Generation and Topological Defects in h-BN Bilayers, C.-J. Kim, L. Brown, M. W. Graham, R. W. Havener, R. Hovden, P. L. McEuen, D. A. Muller, and J. Park
Nano Letters  13, 5660-5665 (2013). PDF Supplementary

Transient Absorption and Photocurrent Microscopy Show Hot Electron Supercollisions Describe the Rate-Limiting Relaxation Step in Graphene, M. W. Graham, S. Shi, Z. Wang, D. C. Ralph, J. Park, and P. L. McEuen
Nano Letters  13, 5497-5502 (2013). PDF Supplementary

Local Atomic and Electronic Structure of Boron Chemical Doping in Monolayer Graphene, L. Zhao, M. P. Levendorf, S. J. Goncher, T. Schiros, L. Palova, A. Zabet-Khosousi, K. T. Rim, C. Gutierrez, D. Nordlund, C. Jaye, M. Hybertsen, D. Reichman, G. W. Flynn, J. Park and A. N. Pasupathy
Nano Letters  13, 4659-4665 (2013). PDF Supplementary

Strain Solitons and Topological Defects in Bilayer Graphene, J. S. Alden, A. W. Tsen, P. Y. Huang, R. Hovden, L. Brown, J. Park, D. A. Muller, and P. L. McEuen
PNAS  110, 11256-11260 (2013). PDF Supplementary

Hyperspectral imaging of structure and composition in atomically thin heterostructures, R. W. Havener, C.-J. Kim, L. Brown, J. W. Kevek, J. D. Sleppy, P. L. McEuen, and J. Park
Nano Letters  13, 3942-3946 (2013). PDF Supplementary

Photocurrent Measurements of Supercollision Cooling in Graphene, M. W. Graham, S. Shi, D. C. Ralph, J. Park and P. L. McEuen
Nature Physics  9, 103-108 (2013). PDF Supplementary


Polycrystallinity and Stacking in CVD Graphene, A. W. Tsen, L. Brown, R. W. Havener, and J. Park
Accounts of Chemical Research  46, 2286-2296 (2013). PDF

Depolarization Effect in Optical Absorption Measurements of One- and Two-Dimensional Nanostructures, L. H. Herman, C.-J. Kim, Z. Wang, M.-H. Jo, and J. Park
Appl. Phys. Letts.  101, 123102 (2012). PDF

Graphene and Boron Nitride Lateral Heterostructures for Atomically Thin Circuitry, M. P. Levendorf*, C.-J. Kim*, L. Brown, P. Y. Huang, R. W. Havener, D. A. Muller, and J. Park (*equal contribution)
Nature  488, 627-632 (2012). PDF Supplementary
(Also Read: Cornell Chronicle Feature; Innovation Daily;  Ars Technica;  Chemistry World;  IEEE Spectrum Highlights)

Angle-Resolved Raman Imaging of Interlayer Rotations and Interactions in Twisted Bilayer Graphene, R. W. Havener, H. Zhuang, L. Brown, R. Hennig, and J. Park
Nano Letters  12, 3162-3167 (2012). PDF Supplementary

Schottky Barrier Inhomo-geneities at the Interface of Few Layer Epitaxial Graphene and Silicon Carbide, S. Shivaraman, L. H. Herman, F. Rana, J. Park, and M. G. Spencer
Appl. Phys. Letts.  100, 183112 (2012). PDF Supplementary

Tailoring Electrical Transport across Grain Boundaries in Polycrystalline Graphene, A. W. Tsen, L. Brown, M. P. Levendorf, F. Ghahari, P. Y. Huang, C. S. Ruiz-Vargas, R. W. Havener, D. A. Muller, P. Kim, and J. Park
Science  336, 1143-1146 (2012). PDF Supplementary
 (Also Read:  Cornell ChronicleNature Nanotechnology Features; Nature Nanotechnology Highlights)

Large Scale Metal-free Synthesis of Graphene on Sapphire and Transfer-free Device Fabrication, H. J. Song, M. Son, C. Park, H. Lim, M. P. Levendorf, A. W. Tsen, J. Park, and H. C. Choi
Nanoscale  4, 3050-3054 (2012). PDF

Twinning and Twisting of Tri- and Bi-layer Graphene, L. Brown*, R. Hovden*, P. Huang, M. Wojcik, D. A. Muller, and J. Park (*equal contribution)
Nano Letters 12, 1609-1615 (2012). PDF Supplementary

High-Throughput Graphene Imaging on Arbitrary Substrates with Widefield Raman Spectroscopy, R. W. Havener, S.Y. Ju, L. Brown, Z. Wang, M. Wojcik, C. S. Ruiz-Vargas, and J. Park
ACS Nano 6, 373 (2012). PDF


Uniform Peak Optical Conductivity in Single-Walled Carbon Nanotubes, J. M. Kinder, J. Park, and G. K.-L. Chan
Phy. Rev. B. 84, 125428 (2011). PDF Supplementary

Laser-based imaging of individual carbon nanostructures, R. Havener, W. Tsen, H. C. Choi, and J. Park
Phy. Rev. B. 84, 125428 (2011). PDF

Softened elastic response and unzipping in CVD graphene membranes, C. S. Ruiz-Vargas, H. Zhuang, S. Garg, P. Huang, A. M. van der Zande, P. L.McEuen, D. A. Muller, R. Hennig, and J. Park
Nano Letters  11, 2259-2263 (2011). PDF

Oriented 2D Covalent Organic Framework Thin Films on Single Layer Graphene, J. W. Colson, A. R. Woll, A. Mukherjee, M. P. Levendorf, E. L. Spitler, V. B. Shields, M. G. Spencer, J. Park, and W. R. Dichtel
Science 332, 228-231 (2011). PDF
(Also Read: Cornell Chronicle feature; Nature Nanotechnology Highlight; Nature Nanotechnology Review)

One-atom-thick protection coating: oxidation and corrosion resistance of graphene-coated metal, S. Chen*, L. Brown*, M. Levendorf, W. Cai, S.-Y. Ju, J. Edgeworth, X. Li, C. Magnuson, A. Velamakanni, R. Piner, J. Park, and R. Ruoff (*equal contribution)
ACS Nano  5, 1321-1327 (2011). PDF

Grains and Grain Boundaries in Single-Layer Graphene Atomic Patchwork Quilts, P. Y. Huang*, C. S. Ruiz-Vargas*, A. M. van der Zande*, W. S. Whitney, M. P. Levendorf, J. W. Kevek, S. Garg, J. S. Alden, C. J. Hustedt, Y. Zhu, J. Park, P. L. McEuen, and D. A. Muller (*equal contribution)
Nature  469, 389-392 (2011). PDF
(Also Read: Cornell Chronicle feature; Nature NanotechnologyNature Nanotech JournalScience DailyDiscover MagazineNanotech NowBioscholar Highlights)

Single walled carbon nanotubes as excitonic optical wires, D. Y. Joh*, J. Kinder*, L. H. Herman*, S.-Y. Ju, M. A. Segal, J. N. Johnson, G. K. L. Chan, and J. Park (*equal contribution)
Nature Nanotechnology 6, 51-56 (2011). PDF. (Also Read: Cornell Chronicle! Feature; Next Big Future Highlight)

On-chip Rayleigh imaging and spectroscopy of carbon nanotubes, D. Y. Joh, L. H. Herman, S.-Y. Ju, J. Kinder, M. A. Segal, J. N. Johnson, G. K. L. Chan, and J. Park 
Nano Letters 11, 1-7 (2011). PDF
*Nano Letters Cover  January 2011!

Large-Scale Arrays of Single-Layer Graphene Resonators, A. M. van der Zande, R. A. Barton , J. S. Alden, C. S. Ruiz-Vargas, W. S. Whitney , P. H.Q. Pham, J. Park, J.M. Parpia, H. G. Craighead, and P. L. McEuen
Nano Letters 10, 4869-4873 (2011). PDF Supplementary


Photoelectrical Imaging and Characterization of Point Contacts in Pentacene Thin-Film Transistors, A. W. Tsen, F. Cicoira, G.G. Malliaras, and J. Park
Appl. Phys. Letts. 97, 023308 (2010). PDF

Structure and interfacial properties of germanium nanowires grown on titanium, B. A. Bryce, M. P. Levendorf, J. Park and S. Tiwari
Electrochem. Solid-State Letts. 13 9, K77-K79 (2010). PDF

Specific and reversible immobilization of histidine-tagged proteins on functionalized silicon nanowires, Y.C. Liu, N. Rieben, L. Iversen, B.S. Sørensen, J. Park, J. Nygård and K.L. Martinez
Nanotechnology 21, 245105 (2010). PDF Supplementary

Relativistic Electron Energy Loss Spectroscopy of Solid and Core-Shell Nanowires, J.K. Hyun, M.P.Levendorf, M. Blood-Forsythe, J. Park and D. A. Muller
Phys. Rev. B  81, 165403 (2010). PDF

Ultrafast relaxation dynamics of hot optical phonons in graphene, H. Wang, J.H. Strait, P.A. George, S. Shivaraman, Mvs Chandrashekhar, J. Hwang, F. Rana, M.G. Spencer, C.S. Ruiz-Vargas, and J. Park
Appl. Phys. Letts.  96, 081917 (2010). PDF


Transfer-Free Batch Fabrication of Single Layer Graphene Transistors, M.P. Levendorf*, C. Ruiz-Vargas*, S. Garg, and J. Park
Nano Letters  9, 4479-4483 (2009). PDF Supplementary
(Also Read: Cornell Chronicle! Feature; Science  Breakthrough of the Year Runner Up!)

Extremely efficient multiple electron-hole pair generation in carbon nanotube photodiodes, N. M. Gabor, Z. Zhong, K. Bosnick, J. Park, and P. L. McEuen
Science  325, 1367-1371 (2009). PDF Supplementary. (Also Read: Cornell Chronicle! Feature)

Free-standing Epitaxial Graphene, S. Shivaraman, X. Yu, R. Barton, J. Alden, L. Herman, MVS Chandrashekhar, J. Park, J. Parpia, H. Craighead, P. L. McEuen, and M. G. Spencer
Nano Letters  9, 3100-3105 (2009). PDF Supplementary

Measurements of the Carrier Dynamics and Terahertz Response of Oriented Germanium Nanowires using Optical-Pump Terahertz-Probe Spectroscopy, J.H. Strait, P.A. George, M. Levendorf, M. Blood-Forsythe, F. Rana, and J. Park
Nano  Letters  9, 2967-2972 (2009). PDF

Single-Molecule Electrocatalysis by Single-Walled Carbon Nanotubes, W. Xu, H. Shen, Y-J Kim, X. Zhou, G. Liu, J. Park, and P. Chen
Nano  Letters  9, 3968-3973 (2009). PDF Supplementary

Imaging of Photocurrent Generation and Collection in Single Layer Graphene, J. Park, Y.H. Ahn, and C. Ruiz-Vargas
Nano  Letters  9, 1742-1746 (2009). PDF

Imaging electrical conductance of individual carbon nanotubes with photothermal current microscopy, W. Tsen, L.A.K. Donev, H. Kurt, L.H. Herman, and J. Park
Nature Nanotechnology  4, 108-113 (2009). PDF Supplementary. (Also Read: Cornell Chronicle! Feature)


Electrically driven light emission from individual CdSe nanowires, Y.J. Doh, K.N. Maher, L.Ouyang, C.L. Yu, H. Park, and J. Park
Nano Letters  8, 4552-4556 (2008). PDF


Photocurrent imaging of p-n junctions and local defects in ambipolar carbon nanotube transistors, Y. Ahn, W. Tsen, B. Kim, Y.-W. Park, and J. Park
Nano Letters  7, 3320-3323 (2007). PDF

Efficient Visible Light Detection Using Individual Germanium Nanowire Field Effect Transistors, Y. Ahn, J. Park
Appl. Phy. Letts.  91, 162102 (2007). PDF. (Also Read: Nature Nanotechnology! Highlight)


Phonons and Conduction in Molecular Quantum Dots: Density Functional Calculations of Franck-Condon Emission Rates for Bifullerenes in External Fields, C. Chang, J.P. Sethna, A.N. Pasupathy, J. Park, D.C. Ralph, and P.L.McEuen
Phys. Rev. B  76, 045435 (2007). PDF

Scanning photocurrent imaging and electronic band studies in silicon nanowire field effect transistors, Y. Ahn, J. Dunning, and J. Park
Nano Letters 5, 1367-1370 (2005). PDF

Vibration-assisted electron tunneling in C140 transistors, A.N. Pasupathy, J. Park, C. Chang, A. Soldatov, S. Lebedkin, R.C. Bialczak, J.E.Grose, L.A.K. Donev, J.P. Sethna, D.C. Ralph, and P.L. McEuen
Nano Letters 5, 203-207 (2005). PDF

Wiring up single molecules, J. Park, A.N. Pasupathy, J.I. Goldsmith, A. Soldatov, C. Chang, Y. Yaish, J.P. Sethna, H.D. Abruña, D.C. Ralph, and P.L. McEuen
Thin Solid Films, 438-439, 457-461 (2003). PDF

Coulomb blockade and the Kondo effect in single-atom transistors, J. Park, A.N. Pasupathy, J. Goldsmith, C. Chang, Y. Yaish, J. Petta, M. Rinkoski, J. Sethna, H.D. Abruna, P.L. McEuen, and D.C. Ralph
Nature 417, 722-725 (2002). PDF cover article

High performance electrolyte-gated carbon nanotube transistors, S. Rosenblatt, Y. Yaish, J. Park, J. Gore, V. Sazonova, and P.L. McEuen
Nano Letters 2, 869-872 (2002). PDF

Formation of a p-type quantum dot at the end of an n-type carbon nanotube, J. Park, P.L. McEuen
Appl. Phys. Letts. 79, 1363-1365 (2001). PDF

Nano-mechanical oscillations in a single-C60 transistor, H. Park, J. Park, A.K.L. Lim, E.H. Anderson, A.P. Alivisatos and P. L.McEuen
Nature 407, 57-60 (2000). PDF

Fabrication of metallic electrodes with nanometer separation by electromigration, H. Park, A.K.L. Lim, J. Park, A.P. Alivisatos, and P.L. McEuen
Appl. Phys. Letts. 75, 301-303 (1999). PDF


Lola Brown's PhD Thesis, "Towards Angle-Controlled Van der Waals Heterostructures" (2015) PDF

Robin Havener's PhD Thesis, "Imaging Spectroscopy of Heterogeneous Two-Dimensional Materials" (2014) PDF

Mark Levendorf's PhD Thesis, "Locally Controlling the Structure And Composition Of Atomically-Thin Films" (2014) PDF

LiHong Herman's PhD Thesis, "Quantitative Optical Imaging of Single-Walled Carbon Nanotubes" (2013) PDF

Carlos Ruiz-Vargas's PhD Thesis, "Synthesis, Morphology and Properties of Polycrystalline Graphene Membranes" (2013) PDF

Adam Wei Tsen's PhD Thesis, "Spatially Resolved Electrical Transport in Carbon-Based Nanomaterials," (2013) PDF