publications-2010-15

2015
143. S. Tripathi, R. Bose, A. Roy, S. Nair, N. Ravishankar; Synthesis of hollow nanotubes of Zn2SiO4 or SiO2: mechanistic understanding and uranium adsorption behavior. ACS applied materials & interfaces 7 (48), 26430-26436
142. R. Venkatesh, S. Kundu, A. Pradhan, T. P. Sai, A. Ghosh, N. Ravishankar; Directed assembly of ultrathin gold nanowires over large area by dielectrophoresis. Langmuir 31 (33), 9246-9252
141. P. Ghosh, S. Kumar, G. Ramalingam, V. Kochat, M. Radhakrishnan, S. Dhar, S. Suwas, A. Ghosh, N. Ravishankar, S. Raghavan; Insights on defect-mediated heterogeneous nucleation of graphene on copper. The Journal of Physical Chemistry C, 2015, 119 (5), 2513-2522
140. A. Leelavathi, R. Ahmad, A. K. Singh, G. Madras, N. Ravishankar; Graphene-oxide-supported ultrathin Au nanowires: efficient electrocatalysts for borohydride oxidation. Chemical Communications, 2015, 51 (94), 16856-16859
139. A. Leelavathi, G. Madras, N. Ravishankar; Ultrathin Au nanowires supported on rGO/TiO2 as an efficient photoelectrocatalyst. Journal of Materials Chemistry A, 2015, 3 (33), 17459-17468
2014
138. A. Chaudhary, M. P. Nag, N. Ravishankar, T. Thomas, M. Jain, S. Raghavan; Synergistic effect of Mo+ Cu co-doping on the photocatalytic behavior of metastable TiO2 solid solutions. The Journal of Physical Chemistry C, 2014, 118 (51), 29788-29795
137. S. Kundu, A. Leelavathi, Giridhar Madras, N. Ravishankar; Room Temperature Growth of Ultrathin Au Nanowires with High Areal Density over Larger Areas by In-situ Functionalization of Substrate. Langmuir, 2014, 30 (42), pp 12690–12695 136. A. Leelavathi, Giridhar Madras, N. Ravishankar; New Insights into Electronic and Geometric Effects in the Enhanced Photoelectrooxidation of Ethanol Using ZnO Nanorod/Ultrathin Au Nanowire Hybrids. Journal of the American Chemical Society, 2014, 136 (41), 14445–14455
135. A. Roy, S. Kundu, K. Muller, A. Rosenauer, S. Singh, P. Pant, M.P. Gururajan, P. Kumar, J. Weissmuller, A.K. Singh, N. Ravishankar; Wrinking of Atomic Planes in Ultrathin Au Nanowires. Nano Letters, 2014, 14(8), 4859-66
134. S. Kundu, P. Kundu, G. Van Tendeloo, N. Ravishankar; Au2Sx/CdS Nanorods by Cation Exchange: Mechanistic Insights into the Competition Between Cation-Exchange and Metal Ion Reduction. Small, 2014, 10(19), 3895-900.
133. A. Roy, T. Pandey, N. Ravishankar, and A.K. Singh; Semiconductor-like Sensitivity in Metallic Ultrathin Gold Nanowire-based Sensors. J. Phys. Chem. C, 2014, 118(32), 18676-682
132. Kundu, P., S. Turner, S. V. Aert, N. Ravishankar, and G. Van Tendeloo; Atomic Structure of Quantum Gold Nanowires: Quantification of the Lattice Strain. ACS Nano, 8 (1) : p. 499-506. (2014)
131. Kundu, P., H. Heidari, S. Bals, N. Ravishankar, and G.Van Tendeloo; Formation and Thermal Stability of Gold–Silica Nanohybrids: Insight into the Mechanism and Morphology by Electron Tomography. Angewandte Chemie International Edition, 2014, 5, 1-6
2013
130. Singhania, N., E.A. Anumol, N. Ravishankar, and G. Madras; Influence of CeO2 morphology on the catalytic activity of CeO2-Pt hybrids for CO oxidation. Dalton Transactions, 42, 15343-15354 (2013)
129. Roy, A., T. Pandey, N. Ravishankar, and A.K. Singh; Single crystalline ultrathin gold nanowires: Promising nanoscale interconnects. AIP Advances, 3 (3): p. 032131-032131-7. (2013)
128. Nagaboopathy, M., N. Ravishankar, and S. Raghavan; Synergistic Effect of Reactor Chemistry and Compressive Stress on Dislocation Bending during GaN Growth. Applied Physics Letters, 103 : p. 041912-5. (2013)
127. Leelavathi, A., B. Mukherjee, C. Nethravathi, S. Kundu, M. Dhivya, N. Ravishankar, and G. Madras; Highly photoactive heterostructures of PbO quantum dots on TiO2. RSC Advances, 3 : p. 20970-20977. (2013)
126. Leelavathi, A., G. Madras, and N. Ravishankar; Origin of enhanced photocatalytic activity and photoconduction in high aspect ratio ZnO nanorods. Physical Chemistry Chemical Physics, 15 : p. 10795-10802. (2013)
125. Kundu, P., E.A. Anumol, and N. Ravishankar; Pristine Nanomaterials: Synthesis, Stability and Applications. Nanoscale, 5 : p. 5215-24. (2013)
124. Chandrasekar, H., N. Mohan, A. Bardhan, K.N. Bhat, N. Bhat, N. Ravishankar, and S. Raghavan; An early in-situ stress signature of the AlN-Si pre-growth interface for successful integration of nitrides with (111) Si. Applied Physics Letters, 103 : p. 2119021-4 (2013)
123. Chandni, U., P. Kundu, S. Kundu, N. Ravishankar, and A. Ghosh; Tunability of electronic interactions in ultrathin wires of gold. Advanced Materials, 25 : p. 2486-89. (2013)
122. Anumol, E.A., C. Nethravathi, and N. Ravishankar; Classical Diffusion Pathway for the Formation of Hollow Intermetallics: A Route to Multicomponent Hollow Structures. Particle and Particle Systems Characterization, 30 (7): p. 590-98. (2013)
2012
121. Kundu, P., Singhania, N., Giridhar, M and N. Ravishankar; ZnO/Au Nanohybrids by Rapid Microwave-Assisted Synthesis for CO Oxidation. Dalton Transactions,41 (29): p. 8762-66. (2012)
120. Kundu, P., U. Chandni, A. Ghosh, and N. Ravishankar; Pristine, Adherent Ultrathin Gold Nanowires on Substrates and Between Pre-defined contacts via Wet Chemical Route. Nanoscale, 5 (10): p. 8398–8403. (2012)
2011
119. Kundu, P., E.A. Anumol, C. Nethravathi, and N. Ravishankar; Existing and Emerging Strategies for the Synthesis of Nanoscale Heterostructures. Physical Chemistry Chemical Physics, 13: p. 19256-19269. (2011)
118. Chandni, U., P. Kundu, A.K. Singh, N. Ravishankar, and A. Ghosh; Insulating state and breakdown of Fermi liquid description in molecular-scale single crystalline wires of gold. ACS Nano, 5(10): p. 8398-8403. (2011)
117. Butail, G., P.G. Ganesan, R. Teki, R. Mahima, N. Ravishankar, D.J. Duquette, and G. Ramanath; Branched titania nanotubes through anodization voltage control. Thin Solid Films, 520(1): p. 235-238. (2011)
116. Anumol, E.A., P. Kundu, P.A. Deshpande, G. Madras, and N. Ravishankar; New Insights into Selective Heterogeneous Nucleation of Metal Nanoparticles on Oxides by Microwave-Assisted Reduction: Rapid Synthesis of High-Activity Supported Catalysts. ACS Nano, 5(10): p. 8049-8061. (2011)
115. Nethravathi, C., E.A. Anumol, M. Rajamathi, and N. Ravishankar; Highly Dispersed Ultrafine Pt and PtRu Nanoparticles on Graphene: Formation Mechanism and Electrocatalytic Activity. Nanoscale, 3(2): p. 569-71. (2011)
114. Mukherjee, R., T. Chakrabarti, E.A. Anumol, T.A. Abinandanan, and N. Ravishankar; Thermal Stability of Spherical Nanoporous Aggregates and Formation of Hollow Structures by Sintering - A Phase-Field Study. ACS Nano, 5(4): p. 2700-06. (2011)
113. Kundu, P., P.A. Deshpande, G. Madras, and N. Ravishankar; Nanoscale ZnO/CdS Heterostructures with Engineered Interfaces for High Photocatalytic Activity under Solar Radiation. J. Mater. Chem., 21(12): p. 4209-16. (2011)
114. Kundu, P., P. Deshpande, C. Nethravathi, M. Rajamathi, G. Madras, and N. Ravishankar; Ultrafast Microwave-assisted Route to Surfactant-free Ultrafine Pt Nanoparticles on Graphene: Synergistic Co-reduction Mechanism and Exceptional Catalytic Activity. Chemistry of Materials, 23: p. 2772-80. (2011)
113. Karan, N.S., D.D. Sarma, P. Kundu, N. Ravishankar, and N. Pradhan; Thermally Induced Cyclic Insertion - Ejection of Dopant ions and Reversible Zinc Blende - Wurtzite Phase Changes in ZnS Nanostructures. J. Am. Chem. Soc., 133: p. 1666-1669. (2011)
112. Jain, A., B. Singh, S. Garg, N. Ravishankar, M. Lane, and G. Ramanath; Atomistic fracture energy partitioning at a metal-ceramic interface using a nanomolecular monolayer. Phys. Rev. B., 83: p. 0354121-0354126. (2011)
111. Halder, A., S. Patra, B. Viswanath, N. Munichandraiah, and N. Ravishankar; Porous, Catalytically Active Palladium Nanostructures by Tuning Nanoparticle Interactions in an Organic Medium. Nanoscale, 3(2): p. 725-730. (2011)
110. Butail, G., P.G. Ganesan, M. Raddiar, R. Teki, N. Ravishankar, D.J. Duquette, and G. Ramanath; Kinetics of titania nanotube formation by anodization of titanium films. Thin Solid Films, 519(3): p. 1821-24. (2011)
109. Anumol, E.A., A. Halder, C. Nethravathi, B. Viswanath, and N. Ravishankar; Nanoporous Alloy Aggregates: Synthesis and Electrocatalytic Activity. J. Mater. Chem., 21(24): p. 8721-26. (2011)
2010
108. Wang, T., R. Mehta, C. Karthik, P. Gopal Ganesan, B. Singh, W. Jiang, N. Ravishankar, T. Borca-Tasciuc, and G. Ramanath; Microsphere Bouquets of Bismuth Telluride Nanoplates: Room-Temperature Synthesis and Thermoelectric Properties. J. Phys. Chem. C, 114(4): p. 1796-99. (2010)
107. Viswanath, B., V.V. Shastry, U. Ramamurty, and N. Ravishankar; Effect of Calcium Deficiency on the Mechanical Properties of Hydroxyapatite Crystals. Acta Materialia, 58(14): p. 4841-48. (2010)
106. Singh, B., S. Garg, J. Rathore, R. Moore, N. Ravishankar, L. Interrante, and G. Ramanath; Ring-Opening-Induced Toughening of a Low-Permittivity Polymer-Metal Interface. ACS Applied Materials and Interfaces, 2(5): p. 1275-80. (2010)
105. Ravishankar, N.; Seeing is Believing: Transmission Electron Microscopy for Investigating Nanostructures. J. Phys. Chem. Lett., 1(8): p. 1212-20. (2010)
104. Patra, S., B. Viswanath, K. Barai, N. Ravishankar, and N. Munichandraiah;High-Surface Step Density on Dendritic Pd Leads to Exceptional Catalytic Activity for Formic Acid Oxidation. ACS Applied Materials and Interfaces, 2(11): p. 2965-69. (2010)
103. Nethravathi, C., M. Rajamathi, N. Ravishankar, L. Basit, and C. Felser; Synthesis of graphene oxide-intercalated a-hydroxides by metathesis and their decomposition to graphene/metal oxide composites. Carbon, 48(15): p. 4343-4350. (2010)
102. Mukherjee, B., B. Viswanath, and N. Ravishankar; Functional Nanoporous Structures by Partial Sintering of Nanorod Assemblies. J. Phys. D., 43: p. 455301. (2010)
101. Mahima, S., C. Karthik, S. Garg, R. Mehta, R. Teki, N. Ravishankar, and G. Ramanath; Branched Copper Nanocrystal Corals by Room-Temperature Galvanic Displacement. Crystal Growth and Design, 10(9): p. 3925-28. (2010)
100. Machado, J., N. Ravishankar, and M. Rajamathi;Delamination and solvothermal decomposition of layered zinc hydroxysalt: formation of bimodal zinc oxide nanostructures. Solid State Sciences, 12(8): p. 1399-1403. (2010)
99. Kundu, P., A. Halder, B. Viswanath, D. Kundu, G. Ramanath, and N. Ravishankar; Nanoscale Heterostructures with Molecular-Scale Single-Crystal Metal Wires. J. Am. Chem. Soc., 132(1): p. 20-21. (2010)
98. Halder, A., P. Kundu, B. Viswanath, and N. Ravishankar; Symmetry and Shape Issues in Nanostructure Growth (Invited Review). Journal of Materials Chemistry, 20: p. 4763-72. (2010)
97. Garg, S., B. Singh, X. Liu, A. Jain, N. Ravishankar, L. Interrante, and G. Ramanath; Metal-Dielectric Interface Toughening by Catalyzed Ring Opening in a Monolayer. J. Phys. Chem. Lett., 1: p. 336-340. (2010)
96. Anumol, E.A., B. Viswanath, P.G. Ganesan, Y. Shi, G. Ramanath, and N. Ravishankar; Surface Diffusion Driven Nanoshell Formation by Controlled Sintering of Mesoporous Nanoparticle Aggregates. Nanoscale, 2: p. 1423-25. (2010)