All Stories

  1. Highly Luminescent Cesium Lead Halide Perovskite Nanocrystals with Tunable Composition and Thickness by Ultrasonication

    Article • Angewandte Chemie International Edition, September 2016, Wiley

    Dr Lakshminarayana Polavarapu

  2. Galvanic Replacement Coupled to Seeded Growth as a Route for Shape-Controlled Synthesis of Plasmonic Nanorattles

    Article • Journal of the American Chemical Society, September 2016, American Chemical Society (ACS)

    Dr Lakshminarayana Polavarapu

  3. Tuning the Optical Properties of Perovskite Nanoplatelets through Composition and Thickness by Ligand-Assisted Exfoliation

    Article • Advanced Materials, September 2016, Wiley

    Dr Lakshminarayana Polavarapu

  4. Inorganic engineered nanoparticles in drinking water treatment: a critical review

    Article • Environmental Science Water Research & Technology, January 2016, Royal Society of Chemistry

    Dr Lakshminarayana Polavarapu, Dr Stefanos Mourdikoudis

  5. Synthesis, properties, and optical applications of low-dimensional perovskites

    Article • Chemical Communications, January 2016, Royal Society of Chemistry

    Dr Lakshminarayana Polavarapu

  6. Gold Nanooctahedra with Tunable Size and Microfluidic-Induced 3D Assembly for Highly Uniform SERS-Active Supercrystals

    Article • Chemistry of Materials, December 2015, American Chemical Society (ACS)

    Dr Lakshminarayana Polavarapu

  7. Gold Nanorod–pNIPAM Hybrids with Reversible Plasmon Coupling: Synthesis, Modeling, and SERS Properties

    Article • ACS Applied Materials & Interfaces, June 2015, American Chemical Society (ACS)

    Dr Lakshminarayana Polavarapu

  8. Flexible, robust and highly efficient broadband nonlinear optical materials based on graphene oxide impregnated polymer sheets

    Article • Photonics Research, April 2015, Optical Society of America (OSA)

    Dr Lakshminarayana Polavarapu

  9. Mesoporous SnO 2 -Coated Metal Nanoparticles with Enhanced Catalytic Efficiency

    Article • ACS Applied Materials & Interfaces, March 2015, American Chemical Society (ACS)

    Dr Lakshminarayana Polavarapu

  10. Gold nanoparticle-loaded filter paper: a recyclable dip-catalyst for real-time reaction monitoring by surface enhanced Raman scattering

    Article • Chemical Communications, January 2015, Royal Society of Chemistry

    Dr Lakshminarayana Polavarapu, Jorge Pérez-Juste

  11. Nanocrystal engineering of noble metals and metal chalcogenides: controlling the morphology, composition and crystallinity

    Article • CrystEngComm, January 2015, Royal Society of Chemistry

    Dr Lakshminarayana Polavarapu, Dr Stefanos Mourdikoudis

  12. Plasmon-enhanced light harvesting: applications in enhanced photocatalysis, photodynamic therapy and photovoltaics

    Article • RSC Advances, January 2015, Royal Society of Chemistry

    Dr Lakshminarayana Polavarapu

  13. 10.1039/C5NR01579K

    Article • Nanoscale, January 2015, Royal Society of Chemistry

    Dr Lakshminarayana Polavarapu

  14. Polyvinylpyrrolidone (PVP) in nanoparticle synthesis

    Article • Dalton Transactions, January 2015, Royal Society of Chemistry

    Dr Lakshminarayana Polavarapu, Dr Stefanos Mourdikoudis

  15. Palladium Nanoparticle-Loaded Cellulose Paper: A Highly Efficient, Robust, and Recyclable Self-Assembled Composite Catalytic System

    Article • The Journal of Physical Chemistry Letters, December 2014, American Chemical Society (ACS)

    Dr Lakshminarayana Polavarapu, Dr Stefanos Mourdikoudis

  16. Gold and silver nanoparticles for biosensing

    Article • Journal of Materials Chemistry C, July 2014, Royal Society of Chemistry

    Dr Lakshminarayana Polavarapu

  17. Reduced Graphene Oxide-Supported Gold Nanostars for Improved SERS Sensing and Drug Delivery

    Article • ACS Applied Materials & Interfaces, May 2014, American Chemical Society (ACS)

    Dr Lakshminarayana Polavarapu

  18. Monitoring Galvanic Replacement Through Three-Dimensional Morphological and Chemical Mapping

    Article • Nano Letters, May 2014, American Chemical Society (ACS)

    Dr Lakshminarayana Polavarapu

  19. Pen‐on‐Paper Approach Toward the Design of Universal Surface Enhanced Raman Scattering Substrates

    Article • Small, May 2014, Wiley

    Luis Liz-Marzán, Dr Lakshminarayana Polavarapu

  20. Solution processed polydimethylsiloxane/gold nanostar flexible substrates for plasmonic sensing

    Article • Nanoscale, January 2014, Royal Society of Chemistry

    Luis Liz-Marzán, Dr Lakshminarayana Polavarapu

  21. Size Tunable Au@Ag Core–Shell Nanoparticles: Synthesis and Surface-Enhanced Raman Scattering Properties

    Article • Langmuir, November 2013, American Chemical Society (ACS)

    Luis Liz-Marzán, Dr Lakshminarayana Polavarapu

  22. Towards low-cost flexible substrates for nanoplasmonic sensing

    Article • Physical Chemistry Chemical Physics, January 2013, Royal Society of Chemistry

    Luis Liz-Marzán, Dr Lakshminarayana Polavarapu

  23. Growth and galvanic replacement of silver nanocubes in organic media

    Article • Nanoscale, January 2013, Royal Society of Chemistry

    Luis Liz-Marzán, Dr Lakshminarayana Polavarapu

  24. TiO2 coated Au/Ag nanorods with enhanced photocatalytic activity under visible light irradiation

    Article • Nanoscale, January 2013, Royal Society of Chemistry

    Dr Lakshminarayana Polavarapu

  25. Plasmon-Enhanced Photocatalytic Properties of Cu2O Nanowire–Au Nanoparticle Assemblies

    Article • Langmuir, August 2012, American Chemical Society (ACS)

    Dr Lakshminarayana Polavarapu

  26. Graphene Oxides as Tunable Broadband Nonlinear Optical Materials for Femtosecond Laser Pulses

    Article • The Journal of Physical Chemistry Letters, March 2012, American Chemical Society (ACS)

    Dr Lakshminarayana Polavarapu

  27. Enhanced Optical Properties of Graphene Oxide–Au Nanocrystal Composites

    Article • Langmuir, January 2012, American Chemical Society (ACS)

    Dr Yih Hong Lee, Dr Lakshminarayana Polavarapu

  28. Huge enhancement of optical nonlinearities in coupled Au and Ag nanoparticles induced by conjugated polymers

    Article • Applied Physics Letters, January 2012, American Institute of Physics

    Dr Lakshminarayana Polavarapu

  29. Bimetallic Au/Ag Core–Shell Nanorods Studied by Ultrafast Transient Absorption Spectroscopy under Selective Excitation

    Article • The Journal of Physical Chemistry C, July 2011, American Chemical Society (ACS)

    Dr Lakshminarayana Polavarapu

  30. Preparation of Conductive Silver Films at Mild Temperatures for Printable Organic Electronics

    Article • Chemistry of Materials, July 2011, American Chemical Society (ACS)

    Dr Lakshminarayana Polavarapu

  31. Rapid Synthesis of Highly Monodisperse AuxAg1−x Alloy Nanoparticles via a Half-Seeding Approach

    Article • Langmuir, April 2011, American Chemical Society (ACS)

    Dr Lakshminarayana Polavarapu

  32. One-Pot Synthesis of Cu1.94S−CdS and Cu1.94S−ZnxCd1−xS Nanodisk Heterostructures

    Article • Journal of the American Chemical Society, January 2011, American Chemical Society (ACS)

    Dr Lakshminarayana Polavarapu

  33. Excitation Wavelength and Fluence Dependent Femtosecond Transient Absorption Studies on Electron Dynamics of Gold Nanorods

    Article • The Journal of Physical Chemistry A, January 2011, American Chemical Society (ACS)

    Dr Lakshminarayana Polavarapu

  34. Two-photon ratiometric sensing of Hg2+ by using cysteine functionalized Ag nanoparticles

    Article • Nanoscale, January 2011, Royal Society of Chemistry

    Dr Lakshminarayana Polavarapu

  35. Alkylamine capped metal nanoparticle “inks” for printable SERS substrates, electronics and broadband photodetectors

    Article • Nanoscale, January 2011, Royal Society of Chemistry

    Dr Lakshminarayana Polavarapu

  36. Biocompatible glutathione capped gold clusters as one- and two-photon excitation fluorescence contrast agents for live cells imaging

    Article • Nanoscale, January 2011, Royal Society of Chemistry

    Dr Lakshminarayana Polavarapu

  37. Monolayer graphene as a saturable absorber in a mode-locked laser

    Article • Nano Research, December 2010, Tsinghua University Press

    Dr Lakshminarayana Polavarapu

  38. RECENT ADVANCES IN METAL-ENHANCED OPTICAL PROPERTIES

    Article • COSMOS, December 2010, World Scientific Pub Co Pte Lt

    Dr Lakshminarayana Polavarapu, Dr Yih Hong Lee

  39. Enhanced nonlinear optical responses in donor-acceptor ionic complexes via photo induced energy transfer

    Article • Optics Express, November 2010, Optical Society of America (OSA)

    Dr Lakshminarayana Polavarapu

  40. Enhanced Two-Photon Emission in Coupled Metal Nanoparticles Induced by Conjugated Polymers

    Article • Langmuir, October 2010, American Chemical Society (ACS)

    Dr Lakshminarayana Polavarapu

  41. Transient photoconductivity and femtosecond nonlinear optical properties of a conjugated polymer–graphene oxide composite

    Article • Nanotechnology, September 2010, Institute of Physics Publishing

    Dr Lakshminarayana Polavarapu, Dr Venkatram Nalla

  42. A Graphene Oxide-Organic Dye Ionic Complex with DNA-Sensing and Optical-Limiting Properties

    Article • Angewandte Chemie International Edition, July 2010, Wiley

    Dr Lakshminarayana Polavarapu

  43. Optical-Limiting Properties of Oleylamine-Capped Gold Nanoparticles for Both Femtosecond and Nanosecond Laser Pulses

    Article • ACS Applied Materials & Interfaces, September 2009, American Chemical Society (ACS)

    Dr Lakshminarayana Polavarapu, Dr Venkatram Nalla

  44. Nonlinear optical switching behavior of Au nanocubes and nano-octahedra investigated by femtosecond Z-scan measurements

    Article • Applied Physics Letters, July 2009, American Institute of Physics

    Dr Lakshminarayana Polavarapu, Dr Yih Hong Lee

  45. A simple method for large scale synthesis of highly monodisperse gold nanoparticles at room temperature and their electron relaxation properties

    Article • Nanotechnology, April 2009, Institute of Physics Publishing

    Dr Lakshminarayana Polavarapu

  46. Water-Soluble Conjugated Polymer-Induced Self-Assembly of Gold Nanoparticles and Its Application to SERS

    Article • Langmuir, August 2008, American Chemical Society (ACS)

    Dr Lakshminarayana Polavarapu

  47. Optical limiting properties of silver nanoprisms

    Article • Applied Physics Letters, June 2008, American Institute of Physics

    Dr Lakshminarayana Polavarapu

  48. A single-step synthesis of gold nanochains using an amino acid as a capping agent and characterization of their optical properties

    Article • Nanotechnology, January 2008, Institute of Physics Publishing

    Dr Lakshminarayana Polavarapu