Lab: 810 West Campus Dr., West Campus, West Haven, CT


Office: 209 Becton, 15 Prospect St., New Haven, CT



(203) 737 - 7293

(203) 432 - 2156

Judy J. Cha's Google Scholar Link




Supercluster-coupled crystal growth in metallic glass forming liquids

Y. Xie*, S. Sohn*, M. Wang, H. Xin, Y. Jung, M. D. Shattuck, C. S. O'Hern, J. Schroers, J. J. Cha (*co-first authors with equal contributions)

under revision (2018)




Unveiling the interfacial effects for enhanced hydrogen evolution reaction on the MoS2/WTe2 hybrid structures

Y. Zhou, J. Luis Silva, J. M. Woods, Q. Feng, W. Liu, Z. Lu, Z. Liang, B. Brena, Z. Cai, M. Wu, L. Jiao, H. Wang, C. Moyses Araujo, J. J. Cha, submitted (2018)




Stepwise sulfurization from MoO3 to MoS2 via chemical vapor deposition

J. V. Pondick, J. M. Woods, J. Xing, Y. Zhou, J. J. Cha

ACS Applied Nano Materials DOI: 10.1021/acsanm.8b01266 (2018)




Stable water oxidation in acid using manganese-modifed TiO2 protective coatings

G. Siddiqi, Z. Luo, Y. Xie, Z. Pan, Q. Zhu, J. Rohr, J. J. Cha, S. Hu

ACS Appl. Mater. Interfaces DOI: 10.1021/acsami.8b05323 (2018)




Dual tuning of Ni-Co-A (A=P, Se, O) nanosheets by anion substitution and holey engineering for efficient hydrogen evolution

Z. Fang, L. Peng, Y. Qian, X. Zhang, Y. Xie, J. J. Cha, G. Yu

J. Am. Chem. Soc. 140, p.5241 - 5247 (2018)



Revealing the contribution of individual factors to hydrogen evolution reaction catalytic activity

Y. Zhou, J. Luis Silva, J. M. Woods, J. V. Pondick, Q. Feng, Z. Liang, W. Liu, L. Lin, B. Deng, B. Brena, F. Xia, H. Peng, Z. Liu, H. Wang, C. Moyses Araujo, J. J. Cha

Advanced Materials DOI: 10.1002/adma.201706076 (2018)




Self-healing of a confined phase memory device with a metallic surfactant layer

Y. Xie, W. Kim, Y. Kim, S. Kim, J. Gonsalves, M. BrightSky, C. Lam, Y. Zhu, J. J. Cha

Advanced Materials 30, 1705587 (2018)

Highlighted in Advanced Science News (here), SciTechDaily (here), (here).

Highlighted in Yale news oulets (here and here)



Synthesis of crystalline black phosphorus thin-film on sapphire

C. Li, Y. Wu, B. Deng, Y. Xie, Q. Guo, S. Yuan, M. Bhuiyan, Z. Wu, K. Watanabe, T. Taniguchi, H. Wang, J. J. Cha, M. Snure, Y. Fei, F. Xia

Advanced Materials 30, 1703748 (2018)



Reliability benefits of a metallic liner in confined PCM

W. Kim, Y. Xie, Y. Kim, T. Masuda, S. Kim, R. Bruce, F. Carta, G. Fraczak, A. Ray, K. Suu, C. Lam, M. BrightSky, J. J. Cha, Y. Zhu

2017 International Reliability Physics Symposium, 6D.5 (2018)




Dislocation-driven SnTe surface defects during chemical vapor deposition growth

P. Liu, Y. Xie, E. Miller, Y. Ebine, P. Kumaravadivel, S. W. Sohn, J. J. Cha

Journal of Physics and Chemistry of Solids, DOI:10.1016/j.jpcs.2017.12.016 (2017)




A general facet-controlled synthesis of single-crystalline {010}-oriented LiMPO4 (M=Mn, Fe, Co) nanosheets

L. Peng, X. Zhang, Z. Fang, Y. Zhu, Y. Xie, J. J. Cha, G. Yu

Chemistry of Materials 29, p.10526 - 10533 (2017)




Tailoring crystallization phases in metallic glass nanorods via nucleus starvation

S. W. Sohn*, Y. Xie*, Y. Jung, J. Schroers, J. J. Cha

Nature Communications 8:1980 (2017) (*co-first authors with equal contributions)

Highlighted in Yale News (here)




Effective interlayer engineering of two-dimensional VOP4 nanosheets via controlled organic intercalation for improving alkali ion storage

L. Peng, Y. Zhu, X. Peng, Z. Fang, W. Chu, Y. Wang, Y. Xie, Y. Li, J. J. Cha, G. Yu

Nano Letters 17, p.6273-6279 (2017)




Direct observation through in situ TEM of early states of crystallization in nanoscale metallic glasses

Y. Xie, S. Sohn, J. Schroers, J. J. Cha

JOM 69, p.2187-2191 (2017)




Synthesis and superconductivity of In-doped SnTe nanostructures

P. Kumaravadivel, G. A. Pan, Y. Zhou, Y. Xie, P. Liu, J. J. Cha

APL Materials 5, 076110 (2017) (Selected as a AIP highlight)




Emulating bilingual synaptic response using junction based artificial synaptic device

H. Tian, X. Cao, Y. Xie, X. Yan, A. Kostelec, D. DiMarzio, W. Wu, J. Tice, J. J. Cha, J. Guo, H. Wang

ACS Nano 11, p7156-7163 (2017)




Suppression of magnetoresistance in thin WTe2 flakes by surface oxidation

J. M. Woods, J. Shen, P. Kumaravadivel, Y. Pang, Y. Xie, G. A. Pan, M. Li, E. I. Altman, L. Lu, J. J. Cha

ACS Appl. Mater. Interfaces 9, p23175-23180 (2017)




Semipolar (20-2-1) GaN and InGaN light-emitting diodes grown on sapphire

J. Song, J. Choi, K. Xiong, Y. Xie, J. J. Cha, J. Han

ACS Appl. Mater. Interfaces 9, p14088-14092 (2017)




Strong metal-phosphide interactions in core-shell geometry for enhanced electrocatalysis

X. Li, W. Liu, M. Zhang, Y. Zhong, Z. Weng, Y. Mi, Y. Zhou, M. Li, J. J. Cha, Z. Tang, H. Jiang, X. Li, H. Wang

Nano Letters 17, p.2057-2063 (2017)




Ultrathin dendrimer-graphene oxide composite film for stable cycling lithium-sulfur batteries

W. Liu, J. Jiang, K. R. Yang, Y. Mi, P. Kumaravadivel, Y. Zhong, Q. Fan, Z. Weng, Z. Wu, J. J. Cha, H. Zhou, V. S. Batista, G. W. Brudvig, H. Wang

PNAS 114 p.3578 - 3583 (2017)




Efficient electrical control of thin-film black phosphorus bandgap

B. Deng, V. Tran, Y. Xie, H. Jiang, C. Li, Q. Guo, X. Wang, H. Tian, S. J. Koester, H. Wang, J. J. Cha, Q. Xia, L. Yang, F. Xia

Nature Communications 8:14474 (2017)




Direct synthesis of large-scale WTe2 thin films with low thermal conductivity

Y. Zhou, H. Jang, J. M. Woods, Y. Xie, P. Kumaravadivel, G. A. Pan, J. Liu, Y. Liu, D. G. Cahill, J. J. Cha

Advanced Functional Materials 27, 1605928 (2017)



Structural phase transition and carrier density tuning in SnSexTe1-x nanoplates

J. Shen, J. M. Woods, Y. Xie, M. D. Morales-Acosta, J. J. Cha

Advanced Electronic Materials 2, 1600144 (2016)



Anisotropic black phosphorus synaptic device for neuromorphic applications

H. Tian, Q. Guo, Y. Xie, H. Zhao, C. Li, J. J. Cha, F. Xia, H. Wang

Advanced Materials 28, p.4991-4997 (2016)




One-step synthesis of MoS2/WS2 layered heterostructures and catalytic activity of defective transition metal dichalcogenide films

J. M. Woods, Y. Jung, Y. Xie, W. Liu, Y. Liu, H. Wang, J. J. Cha

ACS Nano 10, pp. 2004-2009 (2016)




Intercalation in two-dimensional transition metal chalcogenides

Y. Jung, Y. Zhou, J. J. Cha

Inorganic Chemistry Frontiers 3, pp.452-463(2016)



Recent advances in two-dimensional materials beyond graphene

G. R. Bhimanapati, Z. Lin, V. Meunier, Y. E. Jung, J. J. Cha, S. Das, D. Xiao, Y. Son, M. S. Strano, V. Cooper, L. Liang, S. G. Louie, E. Ringe, W. Zhou, B. G. Sumpter, H. Terrones, F. Xia, Y. Wang, J. Zhu, D. Akinwande, N. Alem, J. Schuller, R. E. Schaak, M. Terrones, J. A. Robinson

ACS Nano 9, pp.11509-11539 (2015)




The growth, structure and electronic properties of non-polar thin films on a polar substrate: Cr2O3 on ZnO (0001) and ZnO (000-1)

X. Zhu, M. D. Morales-Acosta, J. Shen, F. J. Walker, J. J. Cha, E. I. Altman

Physical Review B 92, 165414 (2015)




Nanoscale size effects in crystallization of metallic glass nanorods

S. W. Sohn*, Y. Jung*, Y. Xie, C. Osuji, J. Schroers, J. J. Cha

Nature Communications 6, Article number: 8157, doi:10.1038/ncomms9157 (2015)

(*co-first authors with equal contributions)

Highlighted in Yale News (link here)




Synthesis of thin-film black phosphorus on a flexible substrate

X. Li, B. Deng, X. Wang, S. Chen, M. Vaisman, S.-I. Karato, G. Pan, M. Lee, J. J. Cha, H. Wang, F. Xia

2D Materials 2, 031002 (2015)




Revealing surface states in In-doped SnTe nanoplates with low bulk mobility

J. Shen, Y. Xie, J. J. Cha

Nano Letters 15, pp.3827-3832 (2015)




Metallic glass nanostructures of tunable shape and composition

Y. Liu, J. Liu, S. Sohn, Y. Li, J. J. Cha, J. Schroers

Nature Communications 6:7043 doi:10.1038/ncomms8043 (2015)

Highlighted in Nature Materials (doi:10.1038/nmat4313)

Highlighted in Yale News (link here).




Highly conductive single-walled carbon nanotube thin film preparation by direct alignment on substrates from water dispersions

S. Azoz, A. L. Exarhos, A. Marquez, L. M. Gilbertson, S. Nejati, J. J. Cha, J. B. Zimmerman, J. M. Kikkawa, L. D. Pfefferle

Langmuir 31, pp.1155-1163 (2015)




Metal seed layer thickness-induced transition from vertical to horizontal growth of MoS2 and WS2

Y. Jung, J. Shen, Y. Liu, J. M. Woods, Y. Sun, J. J. Cha

Nano Letters 14, pp.6842-6849 (2014)




Spatially resolved In and As distributions in InGaAs/GaP and InGaAs/GaAs quantum dot systems

J. Shen, Y. Song, M. L. Lee, J. J. Cha

Nanotechnology 25, 465702 (2014)




Topological Crystalline Insulator Nanostructures

J. Shen, J. J. Cha

Nanoscale 6, p.14133-14140 (2014)




Controlling quantum dot energies using submonolayer bandstructure engineering

L. Yu, D. Jung, S. Law, J. Shen, J. J. Cha, M. L. Lee, D. Wasserman

Applied Physics Letters 105, 081103 (2014)




Chemically synthesized heterostructures of two-dimensional molybdenum/tungsten-based dichalcogenides with vertically aligned layers

Y. Jung, J. Shen, Y. Sun, J. J. Cha

ACS Nano 8, p.9550-9557 (2014)




Synthesis of SnTe nanoplates with {100} and {111} surfaces

J. Shen, Y. Jung, A. S. Disa, F. J. Walker, C. H. Ahn, J. J. Cha

Nano Letters 14, p.4183-4188 (2014)





Surface effects on electronic transport of 2D chalcogenide thin films and nanostructures

Y. Jung, J. Shen, J. J. Cha

Nano Convergence 1:18 (2014)

- recognized as a highly contributed paper by Nano Convergence in 2015.


-- Prior to Yale (2006 - 2014) --