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Pavan Nukala, Rahul Agarwal, Xiaofeng Qian, Moon Hyung Jang, Sajal Dhara, Karthik Kumar, A. T. Charlie Johnson, Ju Li, Ritesh Agarwal, “Direct Observation of Metal-Insulator Transition in Single-Crystalline Germanium Telluride Nanowire Memory Devices Prior to Amorphization”, Nanoletters, 2014. [Link]


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Liaoxin Sun, Do Hyun Kim, Kyu Kwan Oh, Ritesh Agarwal, “Strain-Induced Large Exciton Energy Shifts in Buckled CdS Nanowires”, Nanoletters, 2013. [Link]

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Chris Rodd, Ritesh Agarwal, “The Effect of Solvatochromism on the Interfacial Morphology of P3HT-CdS Nanowire Nanohybrids”, Nanoletters, 2013. [Link]

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Chang-Hee Cho, Carlos O. Aspetti, Joohee Park, Ritesh Agarwal, “Silicon coupled with plasmon nanocavities generates bright visible hot luminescence”, Nature Photonics, 2013. [Link]

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Brian Piccione, Rahul Agarwal, Yeonwoong Jung, Ritesh Agarwal, “Size-dependent chemical transformation, structural phase change, and optical properties of nanowires”, Philosophical Magazine, 2013. [Link]


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Brian Piccione, Chang-Hee Cho, Lambert K. van Vugt, Ritesh Agarwal, “All-optical active switching in individual semiconductor nanowires”, Nature Nano, 2012. [Link]

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Sung-Wook Nam, Hee-Suk Chung, Yu Chieh Lo, Liang Qi, Ju Li, Ye Lu, A.T. Charlie Johnson, Yeonwoong Jung, Pavan Nukala, Ritesh Agarwal, “Electrical Wind Force–Driven and Dislocation-Templated Amorphization in Phase-Change Nanowires”, Science, June 2012. [Link to pdf]

See also a perspective by Dan Hewak and Behrad Gholipour [Here]


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J. D. Cox, M. R. Singh, C. Racknor, and R. Agarwal, “Switching in Polaritonic–Photonic Crystal Nanofibers Doped with Quantum Dots”, NANO Letters 2011. [Link]

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Christopher M. Rodd and Ritesh Agarwal, “Enhancement of Interfacial Polymer Crystallinity Using Chromism in Single Inorganic Nanowire–Polymer Nanohybrids for Photovoltaic Applications”, NANO Letters 2011. [Link]

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Chang-Hee Cho, Carlos O. Aspetti, Michael E. Turk, James M. Kikkawa, Sung-Wook Nam & Ritesh Agarwal, “Tailoring hot-exciton emission and lifetimes in semiconducting nanowires via whispering-gallery nanocavity plasmons”, Nature Materials (2011). [Link]

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Lambert K. van Vugt, Brian Piccione, Chang-Hee Cho, Pavan Nukala, and Ritesh Agarwal, “One-dimensional polaritons with size-tunable and enhanced coupling strengths in semiconductor nanowires”, PNAS 2011. [Link]

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Y. Jung, S.W. Nam, and R. Agarwal, “High Resolution Transmission Electron Microscopy Study of Electrically-Driven Phase Change Phenomena in Ge2Sb2Te5 Nanowires”. [Link]

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Y. Jung, R. Agarwal, C.Y. Yang and R. Agarwal*, "Chalcogenide Phase-change Memory Nanotubes for Lower Writing Current Operation", Nanotechnology, invited paper for the nanoscale memory issue. [Link].

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L. K. Van Vugt, B. Piccione, C.H. Cho, C. Aspetti, A. Wirshbha and R. Agarwal, “Variable Temperature Spectroscopy of as-grown and Passivated CdS Nanowire Optical Waveguide Cavities”, J. Physical. Chemistry, invited paper for special issue for G. R. Fleming. [Link]


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L.K. Van Vugt, B. Piccione, and R. Agarwal*, “Incorporating Polaritonic Effects in Semiconductor Nanowire Waveguide Dispersion”, Applied Physics Letters, 97, 061115 (2010) [Link]

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M. Mitra, Y. Jung, and R. Agarwal, “Extremely Low Drift of Resistance and Threshold Voltage in Amorphous Phase Change Nanowire Devices”, Applied Physics Letters, 96, 222111 (2010) [Link]

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B. Piccione, L. K. Van Vugt and R. Agarwal, “Propagation Loss Spectroscopy on Single Nanowire Active Waveguides”, Nano Letters, 10, 2251 (2010). [Link]

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B. Zhang, Y. Jung, H.-S. Chung, L. K. Van Vugt and R. Agarwal’ “Nanowire Transformation by Size-Dependent Cation Exchange Reactions”, Nano Letters, 10, 149 (2010). [Link]


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H.-S. Chung, Y. Jung, S. C. Kim, D. H. Kim, K. H. Oh and R. Agarwal, “Epitaxial Growth and Ordering of GeTe Nanowires on Microcrystals Determined by Surface Energy Minimization”, Nano Letters, 9, 2395 (2009). [Link]

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Y. Jung, C.-Y. Yang, S.-H. Lee and R. Agarwal, Phase-Change Ge-Sb Nanowires: Synthesis, Memory Switching, and Phase-Instability, Nano Letters, 9, 2013 (2009). [Link]

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A.T. Jennings, Y. Jung, J. Engel, and R. Agarwal. "Diameter-Controlled Synthesis of Phase-Change GeTe Nanowires," J. Phys. Chem. C, 113, (2009), 6898. [Link]

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L.K. van Vugt, B. Zhang, B. Piccione, A. Spector and R. Agarwal, “Size-Dependent Waveguide Dispersion in Nanowire Optical Cavities: Slowed Light and Dispersionless Guiding”, Nano Letters (2009). DOI: 10.1021/nl900371r. [Link]

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N. J. Pinto, K. V. Carrasquillo, C. M. Rodd, and R. Agarwal, “Rectifying Junctions of Tin Oxide and Poly(3-hexylthiophene) Nanofibers Fabricated via Electrospinning”, Applied Physics Letters, 94, 083504 (2009). [Link]


Y. Jung, S.-H. Lee, D.-K. Ko, and R. Agarwal, “Size-dependent Surface-induced Heterogeneous Nucleation Driven Phase-change in Ge2Sb2Te5 Nanowires”, Nano Letters, 8, 3303 (2008). [Link]

O. Hayden, R. Agarwal*, and W. Lu, “Semiconductor Nanowire Devices – Bottom Up Meets Top Down”, Nano Today, 3, 12 (2008). [Link]

Y. Jung, S.-H. Lee, A. T. Jennings, and R. Agarwal, “Core-Shell Heterostructured Phase Change  Nanowire Multi-state Memory”, Nano Letters, 8, 2056 (2008) [Link]

S.-H. Lee, Y. Jung, A. T. Jennings and R. Agarwal*, “Comparative Study of Memory Switching Phenomena in Phase Change GeTe and Ge2Sb2Te5 Nanowire Devices”, Physica E, 40, 2474 (2008). [Link]

R. Agarwal*, “Hetero-interfaces in Semiconductor Nanowires”, Small 4, 1872 (2008).

H.-S. Chung, Y. Jung, S.-H. Lee, T. J. Zimmerman, J. W. Kim, S. H. Lee, S. C. Kim, K. H. Oh and R. Agarwal, “A Generic Approach for Catalyst-supported Vertically-aligned Nanowire Growth”, Nano Letters, 8, 1328 (2008). [Link]


S.-H. Lee, Y. Jung and R. Agarwal, “Highly-scalable Nonvolatile and Ultra-low Power Phase-change Nanowire Memory”, Nature Nanotechnology, 2, 626 (2007). [Link]

Y. Jung, D-K Ko, and R. Agarwal, "Synthesis and Structural Characterization of Branched Nanowire Heterostructures," Nano Letters. 7, 264 -268, 2007. [Link]


Y. Jung, S.-H. Lee, D.-K. Ko, and R. Agarwal, “Synthesis and Characterization of Ge2Sb2Te5 Nanowires with Memory Switching Effect”, J. American Chemical Society, 128, 14026, (2006).

S.-H. Lee, D.-K. Ko, Y. Jung and R. Agarwal, “Size-Dependent Phase Transition Memory Switching Behavior and Low Writing Currents in GeTe Nanowires”, Appied. Physics Letters, 89, 223116, (2006).

R. Agarwal*, and C. M. Lieber, “Semiconductor Nanowires: Optics and Optoelectronics”, Applied Physics. A: Mater. Sci. Proc. 85, 209-215 (2006).

O. Hayden, R. Agarwal and C. M. Lieber, "Nanowire based Avalanche Photodiodes," Nature Materials,5, 352 (2006). (cover article)

2005 and Earlier

R. Agarwal, K. Ladavac, Y. Roichman, G. Yu, C. M. Lieber & D. G. Grier," Assembling Semiconductor Nanowire Heterostructures with Holographic Optical Traps," Optics Express 13, 8906-8912 (2005).

R. Agarwal, C. J. Barrelet and C. M. Lieber, "Lasing Mechanism in Single Cadmium Sulfide Nanowire Optical Cavities," Nano Letters 5, 917-920 (2005).

X. Duan, Y. Huang, R. Agarwal, and C.M. Lieber, "Single-Nanowire Electrically Driven Lasers," Nature 421, 241 (2003).

G. R. Fleming, M. Yang, R. Agarwal, B. S. Prall, L. J. Kaufman and F. Neuwahl, "Two-Dimensional Electronic Spectroscopy," invited paper Bull. Kor. Chem. Soc., 24, 1081 (2003).

K. Kwak, M. Cho, G. R. Fleming, R. Agarwal, and B. S. Prall, "Two-Color Transient Grating Spectroscopy of a Two-level System," invited paper, Bull. Kor. Chem Soc. 24, 1069 (2003).

R. Agarwal, A. H. Rizvi, B. S. Prall, J. D. Olsen, C. N. Hunter, and G. R. Fleming, "The   Nature of Disorder and Inter-complex Energy Transfer in LH2 at Room Temperature:  A  Three Pulse Photon Echo Peak Shift Study," J. Physica. Chemistry A, 106, 7573 (2002).,

R. Agarwal, B. S. Prall, A. H. Rizvi, G. R. Fleming, "Two Color Three Pulse Photon Echo Peak Shift Spectroscopy," J. Chemical Physics, 116, 6243 (2002).

M. Yang, R. Agarwal, G. R. Fleming, "Mechanism of Photosynthetic Energy Transfer in Purple Bacteria," invited paper for Lord Porter issue, J. of Photochem. and Photobio., Part A, 142, 107 (2001).

R. Agarwal, M. Yang, Q.-H. Xu, and G. R. Fleming, "Three-Pulse Photon Echo Peak Shift Study of the B800 band of the LH2 complex of Rps. acidophila at room temperature: A Coupled Master Equation and Non-linear Optical Response Function Approach," J. Physical. Chemistry B, 105, 1887 (2001).

R. Agarwal, B. P. Krueger, G. D. Scholes, M. Yang, J. Yom, L. Mets, and G. R. Fleming, "Ultrafast Energy Transfer in LHC-II Revealed by Three-Pulse Photon Echo Peak Shift Measurements," J. Physical. Chemistry B, 104, 2908 (2000).

M.-L. Groot, J.-Y. Yu, R. Agarwal, J. R. Norris, and G. R. Fleming, "Three-Pulse Photon Echo Measurements on the Accessory Pigments in the Reaction Center of Rhodobacter sphaeroides," J. Physical. Chemistry B, 102, 5923 (1998).