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49. D. Sarkar, W. Wang, M. Mecklenburg, A. Clough, M. Yeung, C. Ren, Q. Lin, L. Blankemeier, S. Niu, H. Zhao, H. Shi, H. Wang, S. Cronin, J. Ravichandran, M. Luhar, R. Kapadia. “Confined Liquid Phase Growth of Crystalline Compound Semiconductors on Any Substrate”, ACS Nano, DOI:10.1021/acsnano.8b01819, 2018. (Highlighted in Science, eeNews Europe)

48. D. Sarkar, W. Wang, Q. Lin, J. Tao, M. Mecklenburg, J. Ravichandran, R. Kapadia. “Buffer Insensitive Optoelectronic Properties of InP-on-Si with Templated Liquid Phase Growth”, Journal of Vacuum Science & Technology B, 36 (3), 031204, 2018.

47. D. Sarkar, J. Tao, W. Wang, Q. Lin, M. Yeung, C. Ren, R. Kapadia. “Mimicking Biological Synaptic Functionality with an Indium Phosphide Synaptic Device on Silicon for Scalable Neuromorphic Computing”, ACS Nano12 (2), 1656, 2018.


46. F. Rezaeifar, Q. Lin, X. Chen, T. M. Mattox, A. Garg, A. Clough, N. Poudel, L. Blankemeier, D. Sarkar, S. B. Cronin, R. Kapadia. “Independent tuning of work function and field enhancement factor in hybrid lanthanum hexaboride-graphene-silicon field emitters”,  Journal of Vacuum Science & Technology B, 35, 062202, 2017.

45. B. Hou, F. Rezaeifar, J. Qiu, G. Zeng, R. Kapadia, S.B. Cronin. “Prevention of surface recombination by electrochemical tuning of TiO2-passivated photocatalysts”, Applied Physics Letters, 111 (14), 141603, 2017.

44. B. Wang, F. Rezaeifar, J.I. Chen, S. Yang, R. Kapadia, S.B. Cronin, “Avalanche Photoemission in Suspended Carbon Nanotubes: Light Without Heat”, ACS Photonics, DOI: 10.1021/acsphotonics.7b00455.

43. Q. Lin, D. Sarkar, Y. Lin, M. Yeung, L. Blankemeier, J. Hazra, W. Wang, S. Niu, J. Ravichandran, Z. Fan, R. Kapadia. “A Scalable Indium Phosphide Thin-Film Nanophotonics Platform for Photovoltaic and Photoelectrochemical Devices” , ACS Nano, 11 (5), 2017.

42. B. Hou, L. Shen, H. Shi, R. Kapadia, S. B. Cronin. “Hot Electron-Driven Photocatalytic Water Splitting”, Physical Chemistry Chemical Physics, 19, 2877-2881, 2017.

41. S. Niu, H. Hyuyan, Y. Liu, M. Yeung, K. Ye, L. Blankemeier, T. Orvis, D. Sarkar, D. J. Singh, R. Kapadia, J. Ravichandran. “Band-Gap Control via Structural and Chemical Tuning of Transition Metal Perovskite Chalcogenides”, Advanced Materials, 29 (9), 1604733, 2017.


40. F. Rezaeifar, R. Kapadia, “Efficient and Ultrafast Optical Modulation of On-Chip Thermionic Emission Using Resonant Cavity Coupled Electron Emitters”, Journal of Vacuum Science & Technology B, 34 (4), 041228, 2016.

39. K. Chen, R. Kapadia, A. Harker, S.B. Desai, J.S. Kang, S. Chuang, M. Tosun, C.-S. Fella, M. Tsang, Y. Zeng, D. Kiriya, S. Madhvapathy, M. Hettick, J. Mastandrea, M. Amani, S. Cabrini, J.W. Ager, D.C. Chrzan, Y.-L. Chueh, A. Javey. “Direct growth of single crystalline III-V semiconductors on amorphous substrates”, Nat. Commun., 7,1502, 2016.

38. M. Zheng, K. Horowitz, M. Woodhouse, C. Battaglia, R. Kapadia, A. Javey, “III-Vs at scale: a PV manufacturing cost analysis of the thin film vapor-liquid-solid growth mode”, 24, 6, 871–878, 2016.


37. S. W. Chang, J. Hazra, M. Amer, R. Kapadia, S. B. Cronin. “A comparison of photocurrent mechanisms in quasi-metallic and semiconducting carbon nanotube pn-junctions”, ACS Nano, 9 (12), 11551-11556, 2015.

36. S. W. Chang, J. Theiss, J. Hazra, M. Aykol, R. Kapadia, S. B. Cronin. “Photocurrent spectroscopy of exciton and Free particle optical transitions in suspended carbon nanotube pn-junctions” Appl. Phys. Lett., 107 (5), 053107, 2015.

35. Y. Zeng, C.I. Kuo, C. Hsu, M. Nejmzadeh, A. Sachid, R. Kapadia, C. Yeung, E. Y. Chang, C. Hu, A. Javey. “Quantum Well InAs/AlSb/GaSb Vertical Tunnel FET With HSQ Mechanical Support”, IEEE Trans. Nanotechnol., 14 (3), 580-584, 2015.

34. Y. Lin, R. Kapadia, J. Yang, M. Zheng, K. Chen, M. Hettick, X. Yin, C. Battaglia, I. D. Sharp, J. W. Ager, A. Javey. “Role of TiO2 Surface Passivation on Improving the Performance of p-InP Photocathodes”, J. Phys. Chem. C, 119 (5), 2308-2313, 2015.

33. X. Wang, J. Bhosale, J. Moore, R. Kapadia, P. Bermel, A. Javey, M. Lundstrom. “Photovoltaic Material Characterization With Steady State and Transient Photoluminescence”, IEEE J. Photovolt., 5 (1), 282-287, 2015.


32. S. B. Desai, G. Seol, J. S. Kang, H. Fang, C. Battaglia, R. Kapadia, J. W. Ager, J. Guo, and A. Javey. “Strain-Induced Indirect to Direct Bandgap Transition in Multilayer WSe2”, Nano Letters, ASAP, 2014.

31. S. Chuang, C. Battaglia, A. Azcatl, S. McDonnell, J. S. Kang, X. Yin, M. Tosun, R. Kapadia, H. Fang, R. M. Wallace, A. Javey, “MoS2 P-type Transistors and Diodes Enabled by High Workfunction MoOx Contacts”, Nano Letters, 14 (3), 1337–1342, 2014.

30. R. Kapadia, Z. Yu, M. Hettick, J. Xu, M. S. Zheng, C.-Y. Chen, A. D. Balan, D. C. Chrzan, A. Javey, “Deterministic nucleation of InP on metal foils with the thin-film vapor-liquid-solid growth mode”, Chemistry of Materials, 26 (3), 1340–1344, 2014.


29. K. Takei, R. Kapadia, Y. Li, E. Plis, S. Krishna, A. Javey. “Surface Charge Transfer Doping of III-V Nanostructures”, Journal of Physical Chemistry C, 117(34), 17845-17849, 2013.

28. R. Kapadia*, Z. Yu*, H.-H. H. Wang, M. Zheng, C. Battaglia, M. Hettick, D. Kiriya, K. Takei, P. Lobaccaro, J. W. Beeman, J. W. Ager, R. Maboudian, D. C. Chrzan, A. Javey, “A direct thin-film path towards low-cost large-area III-V photovoltaics”, Scientific Reports, 3, 2275; DOI:10.1038/srep02275, 2013.
*Equal contribution from authors

27. Y. Zeng, C.-I Kuo, R. Kapadia, C.-Y. Hsu, A. Javey, C. Hu, “2-D to 3-D tunneling in InAs/AlSb/GaSb quantum well heterojunctions”, Journal of Applied Physics, 114, 024502, 2013. (pdf)

26. S. Chuang, R. Kapadia, H. Fang, T. C. Chang, W.-C. Yen, Y.-L. Chueh, A. Javey, “Near-ideal electrical properties of InAs/WSe2 van der Waals heterojunction diodes”, Applied Physics Letters,102, 242101, 2013. (cover article)

25. K. Takei, R. Kapadia, H. Fang, E. Plis, S. Krishna, A. Javey, “High quality interfaces of InAs-on-insulator field-effect transistors with ZrO2 gate dielectrics”, Applied Physics Letters, 102, 153513, 2013.

24. O. Waldmann and A. Persaud and R. Kapadia and K. Takei and A. Javey and T. Schenkel, “Effects on field emission properties of palladium coated carbon nanofibers in a hydrogen plasma”, Thin Solid Films, 534, 488-491, 2013.

23. S. Chuang, Q. Gao, R. Kapadia, A. C. Ford, J. Guo, A. Javey, “Ballistic InAs Nanowire Transistors”, Nano Letters, 13, 555−558, 2013.


22. D. Kiriya, M. Zheng, R. Kapadia, J. Zhang, M. Hettick Z. Yu, K. Takei, H.-H. Wang, P. Lobaccaro, A. Javey. “Morphological and spatial control of InP crystal growth using closed-spaced sublimation”, J. Appl. Phys., in press, 2012.

21. M. H. Lee, K. Takei, J. Zhang, R. Kapadia, M. Zheng, Y.-Z. Chen, J. Nah, T. S. Matthews, Y.-L. Chueh, J. W. Ager, A. Javey. “p-InP nanopillar photocathodes for highly efficient, solar-driven hydrogen production”, Angew. Chem. Int. Ed., 51, 10760–10764, 2012.

20. H. Ko, R. Kapadia, K. Takei, T. Takahashi, X. Zhang, A. Javey. “Multifunctional, flexible electronic systems based on engineered nanostructured materials”, Nanotechnology, 23, 344001, 2012.

19. M. Zheng, Z. Yu, T. J. Seok, Y.-Z. Chen, R. Kapadia, K. Takei, S. Aloni, J. W. Ager, M. Wu, Y.-L Chueh, A. Javey, “High Optical Quality Polycrystalline Indium Phosphide Grown on Metal Substrates by MOCVD”, J. Appl. Phys., 111, 123112, 2012.

18. A. Ford, S. B. Kumar, R. Kapadia, J. Guo, A. Javey, “Observation of degenerate one-dimensional sub-bands in cylindrical InAs nanowires”, Nano Lett., 12 (3), 1340-1343, 2012.

17. K. Takei, M. Madsen, H. Fang, R. Kapadia, S. Chuang, H.S. Kim, C.-H. Liu, E. Plis, J. Nah, S. Krishna, Y.-L. Chueh, J. Guo, A. Javey, “Nanoscale InGaSb Heterostructure Membranes on Si Substrates for High Hole Mobility Transistors”, Nano Lett., 12, 2060-2066, 2012.

16. R. Kapadia, Z. Fan, K. Takei, A. Javey. “Nanopillar Photovoltaics: Materials, Processes, and Devices”, Nano Energy, 1, 132-144, 2012.


15. K. Takei, H. Fang, S. B. Kumar, R. Kapadia, Q. Gao, M. Madsen, H. S. Kim, C.-H. Liu, Y.-L. Chueh, E. Plis, S. Krishna, H. A. Bechtel, J. Guo, A. Javey. “Quantum Confinement Effects in Nanoscale-Thickness InAs Membranes”, Nano Letters, 11, 5008–5012, 2011.

14. C. L. Pint, K. Takei, R. Kapadia, M. Zheng, A. C. Ford, J. Zhang, A. Jamshidi, R. Bardhan, J. J. Urban, M. Wu, J. W. Ager, M. M. Oye, A. Javey. “Rationally designed, three-dimensional carbon nanotube back-contacts for efficient solar devices”, Advanced Energy Materials, 1, 1040-1045, 2011. (pdf)

13. K. Takei, S. Chuang, H. Fang, R. Kapadia, C.-H. Liu, J. Nah, H. S. Kim, E. Plis, S. Krishna, Y.-L. Chueh, A. Javey. “Benchmarking the performance of ultrathin body InAs-on-insulator transistors as a function of body thickness”, Applied Physics Letters, 99, 103507, 2011.

12. M. H. Lee, N. Lim, D. J. Ruebusch, A. Jamshidi, R. Kapadia, R. Lee, T. J. Seok, K. Takei, K. Y. Cho, Z. Fan, H. Jang, M. Wu, G. Cho, A. Javey. “Roll-to-Roll Anodization and Etching of Aluminum Foils for High-Throughput Surface Nano-Texturing”, Nano Letters, 11, 3425-3430, 2011.

11. M. Madsen, K. Takei, R. Kapadia, H. Fang, H. Ko, T. Takahashi, A. C. Ford, M. H. Lee, A. Javey. “Nanoscale Semiconductor “X” on Substrate “Y” – Processes, Devices and Applications”, Advanced Materials, 23, 3115–3127, 2011.

10. K. Cho, D. J. Ruebusch, M. H. Lee, J. H. Moon, A. C. Ford, R. Kapadia, K. Takei, A. Javey. “Molecular monolayers for conformal, nanoscale doping of InP nanopillar photovoltaics”, Applied Physics Letters, 98, 203101, 2011.

9. A. Persaud, R. Kapadia, I. Allen, M. Dickinson, K. Takei, A. Javey, T. Schenkel. “Development of a compact neutron source based on field ionization processes”, Journal of Vacuum Science and Technology B, 29(2), 2011.


8. H. Ko*, K. Takei*, R. Kapadia*, S. Chuang, H. Fang, P. W. Leu, K. Ganapathi, E. Plis, H. S. Kim, S.-Y. Chen, M. Madsen, A. C. Ford, Y.-L. Chueh, S. Krishna, S. Salahuddin, A. Javey. “Ultrathin compound semiconductor on insulator layers for high performance nanoscale transistors”, Nature, 468, 286–289, 2010.
*Equal contribution from authors

7. O. Ergen, D. Ruebusch, H. Fang, A. Rathore, R. Kapadia, Z. Fan, K. Takei, A. Jamshidi, M. Wu, A. Javey. “Shape-Controlled Synthesis of Single-Crystalline Nanopillar Arrays by Template-Assisted Vapor-Liquid-Solid Process”, Journal of the American Chemical Society, 132 (40), 13972–13974, 2010.

6. Z. Fan, R. Kapadia, P. Leu, X. Zhang, Y.-L. Chueh, K. Takei, K. Yu, A. Jamshidi, A. Rathore, D. Ruebusch, M. Wu, A. Javey. “Ordered arrays of dual-diameter nanopillars for maximized optical absorption”, Nano Letters, 10, 3823–3827, 2010.

5. R. Kapadia, Z. Fan, A. Javey. “Design constraints and guidelines for CdS/CdTe nanopillar based photovoltaics”, Applied Physics Letters, 96, 103116, 2010.

4. Y.-L. Chueh, Z. Fan, K. Takei, H. Ko, R. Kapadia, A. A. Rathore, N. Miller, K. Yu, M. Wu, E. E. Haller, A. Javey. “Black Ge based on crystalline/amorphous core/shell nanoneedle arrays”, Nano Letters, 10, 520-523, 2010.

3. H. Ko, Z. Zhang, J. C. Ho, K. Takei, R. Kapadia, Y.-L. Chueh, W. Cao, B. A. Cruden, A. Javey. “Flexible Carbon Nanofiber Connectors with Anisotropic Adhesion Properties”, Small, 6, 22-26, 2010.


2. Z. Fan, D. J. Ruebusch, A. A. Rathore, R. Kapadia, O. Ergen, P. W. Leu, A. Javey. “Challenges and Prospects of Nanopillar Based Solar Cells”, Nano Research, 2, 829-843 2009.

1. R. Kapadia, H. Ko, Y.-L. Chueh, J. C. Ho, T. Takahashi, Z. Zhang, A. Javey. “Hybrid core-multi-shell nanowire forests for electrical connector applications”, Applied Physics Letters, 94, 263110, 2009. (pdf)
a. “Nano connections”, Nature Materials, Research Highlights, August 2009.
b. “Nanowires: Plug and play”, Nature Nanotechnology, Research Highlights, July 2009.