Ramon A Alvarez-Puebla

Summary

Affiliation: University of Vigo
Country: Spain

Publications

  1. pmc Gold nanorods 3D-supercrystals as surface enhanced Raman scattering spectroscopy substrates for the rapid detection of scrambled prions
    Ramon A Alvarez-Puebla
    Departamento de Química Física and Unidad Asociada Consejo Superior de Investigaciones Cientificas Universidade de Vigo, 36310 Vigo, Spain
    Proc Natl Acad Sci U S A 108:8157-61. 2011
  2. doi request reprint Traps and cages for universal SERS detection
    Ramon A Alvarez-Puebla
    Departamento de Quimica Fisica and Unidad Asociada CSIC Universidade de Vigo, 36310, Vigo, Spain
    Chem Soc Rev 41:43-51. 2012
  3. doi request reprint SERS assisted ultra-fast peptidic screening: a new tool for drug discovery
    Rolando Perez-Pineiro
    National Institute for Nanotechnology, National Research Council, 11421 Saskatchewan Drive, Edmonton, AB, Canada
    Nanoscale 4:113-6. 2012
  4. doi request reprint SERS-based diagnosis and biodetection
    Ramon A Alvarez-Puebla
    Departamento de Quimica Fisica and Unidad Asociada CSIC Universidade de Vigo 36310 Vigo, Spain
    Small 6:604-10. 2010
  5. doi request reprint Design of SERS-encoded, submicron, hollow particles through confined growth of encapsulated metal nanoparticles
    Marcos Sanles-Sobrido
    Departamento de Quimica Fisica and Unidad Asociada CSIC, Universidade de Vigo, 36310 Vigo, Spain
    J Am Chem Soc 131:2699-705. 2009
  6. ncbi request reprint Spiked gold beads as substrates for single-particle SERS
    Paula Aldeanueva-Potel
    Departamento de Quimica Fisica, Universidade de Vigo, 36310 Vigo, Spain
    Chemphyschem 13:2561-5. 2012
  7. doi request reprint Plasmonic nanosensors with inverse sensitivity by means of enzyme-guided crystal growth
    Laura Rodríguez-Lorenzo
    Departamento de Quimica Fisica, Universidade de Vigo, 36310 Vigo, Spain
    Nat Mater 11:604-7. 2012
  8. doi request reprint Intracellular mapping with SERS-encoded gold nanostars
    Laura Rodríguez-Lorenzo
    Departamento de Quimica Fisica and Unidad Asociada CSIC Universidade de Vigo, 36310 Vigo, Spain
    Integr Biol (Camb) 3:922-6. 2011
  9. doi request reprint Label-free SERS detection of relevant bioanalytes on silver-coated carbon nanotubes: The case of cocaine
    Marcos Sanles-Sobrido
    Departamento de Quimica Fisica and Unidad Asociada CSIC, Universidade de Vigo, 36310 Vigo, Spain
    Nanoscale 1:153-8. 2009
  10. pmc Surface-enhanced Raman scattering biomedical applications of plasmonic colloidal particles
    Sara Abalde-Cela
    Departamento de Quimica Fisica and Unidad Asociada CSIC, Universidade de Vigo, 36310 Vigo, Spain
    J R Soc Interface 7:S435-50. 2010

Collaborators

Detail Information

Publications24

  1. pmc Gold nanorods 3D-supercrystals as surface enhanced Raman scattering spectroscopy substrates for the rapid detection of scrambled prions
    Ramon A Alvarez-Puebla
    Departamento de Química Física and Unidad Asociada Consejo Superior de Investigaciones Cientificas Universidade de Vigo, 36310 Vigo, Spain
    Proc Natl Acad Sci U S A 108:8157-61. 2011
    ....
  2. doi request reprint Traps and cages for universal SERS detection
    Ramon A Alvarez-Puebla
    Departamento de Quimica Fisica and Unidad Asociada CSIC Universidade de Vigo, 36310, Vigo, Spain
    Chem Soc Rev 41:43-51. 2012
    ....
  3. doi request reprint SERS assisted ultra-fast peptidic screening: a new tool for drug discovery
    Rolando Perez-Pineiro
    National Institute for Nanotechnology, National Research Council, 11421 Saskatchewan Drive, Edmonton, AB, Canada
    Nanoscale 4:113-6. 2012
    ....
  4. doi request reprint SERS-based diagnosis and biodetection
    Ramon A Alvarez-Puebla
    Departamento de Quimica Fisica and Unidad Asociada CSIC Universidade de Vigo 36310 Vigo, Spain
    Small 6:604-10. 2010
    ....
  5. doi request reprint Design of SERS-encoded, submicron, hollow particles through confined growth of encapsulated metal nanoparticles
    Marcos Sanles-Sobrido
    Departamento de Quimica Fisica and Unidad Asociada CSIC, Universidade de Vigo, 36310 Vigo, Spain
    J Am Chem Soc 131:2699-705. 2009
    ....
  6. ncbi request reprint Spiked gold beads as substrates for single-particle SERS
    Paula Aldeanueva-Potel
    Departamento de Quimica Fisica, Universidade de Vigo, 36310 Vigo, Spain
    Chemphyschem 13:2561-5. 2012
    ..Such films provide a high level of portability and easiness of use for "in-field" optical ultrasensitive analysis...
  7. doi request reprint Plasmonic nanosensors with inverse sensitivity by means of enzyme-guided crystal growth
    Laura Rodríguez-Lorenzo
    Departamento de Quimica Fisica, Universidade de Vigo, 36310 Vigo, Spain
    Nat Mater 11:604-7. 2012
    ..We demonstrate the outstanding sensitivity and robustness of this approach by detecting the cancer biomarker prostate-specific antigen down to 10(-18) g ml(-1) (4 × 10(-20) M) in whole serum...
  8. doi request reprint Intracellular mapping with SERS-encoded gold nanostars
    Laura Rodríguez-Lorenzo
    Departamento de Quimica Fisica and Unidad Asociada CSIC Universidade de Vigo, 36310 Vigo, Spain
    Integr Biol (Camb) 3:922-6. 2011
    ..These particles are colloidally stable, fully biocompatible and can be internalized into living cells for intracellular imaging...
  9. doi request reprint Label-free SERS detection of relevant bioanalytes on silver-coated carbon nanotubes: The case of cocaine
    Marcos Sanles-Sobrido
    Departamento de Quimica Fisica and Unidad Asociada CSIC, Universidade de Vigo, 36310 Vigo, Spain
    Nanoscale 1:153-8. 2009
    ..The use of discrete particles (CNT@Ag@mAb) rather than rough films, or other conventional SERS supports, will also enable a safe remote interrogation of highly toxic sources in environmental problems or in biological fluids...
  10. pmc Surface-enhanced Raman scattering biomedical applications of plasmonic colloidal particles
    Sara Abalde-Cela
    Departamento de Quimica Fisica and Unidad Asociada CSIC, Universidade de Vigo, 36310 Vigo, Spain
    J R Soc Interface 7:S435-50. 2010
    ....
  11. doi request reprint Highly controlled silica coating of PEG-capped metal nanoparticles and preparation of SERS-encoded particles
    Cristina Fernández-López
    Departamento de Quimica Fisica and Unidad Asociada CSIC Universidade de Vigo, 36310 Vigo, Spain
    Langmuir 25:13894-9. 2009
    ....
  12. doi request reprint Controlled assembly of plasmonic colloidal nanoparticle clusters
    José M Romo-Herrera
    Departamento de Quimica Fisica and Unidad Asociada CSIC, Universidade de Vigo, 36310, Vigo, Spain
    Nanoscale 3:1304-15. 2011
    ..We point out the important role of separation methods to obtain colloidal clusters in high yield. A special encouragement to explore assembly of anisotropic building blocks is pursued...
  13. doi request reprint SERS-active Ag/Au bimetallic nanoalloys on Si/SiO(x)
    Ramon A Alvarez-Puebla
    National Institute for Nanotechnology, National Research Council, University of Alberta, 11421 Saskatchewan Drive Edmonton, Alberta T6G 2M9, Canada
    J Colloid Interface Sci 333:237-41. 2009
    ..The mechanism and kinetic of the nanoalloy formation and its optical properties were studied by SEM, XPS, SPR, and SERS...
  14. ncbi request reprint The effect of surface roughness on the plasmonic response of individual sub-micron gold spheres
    Jessica Rodríguez-Fernández
    Departamento de Quimica Fisica and Unidad Asociada CSIC Universidade de Vigo, 36310 Vigo, Spain
    Phys Chem Chem Phys 11:5909-14. 2009
    ..Additionally, rougher spheres display a higher SERS activity, which demonstrates the crucial role of nanoscale surface texturing on the plasmonic response of gold particles...
  15. doi request reprint Simultaneous SERS detection of copper and cobalt at ultratrace levels
    Dionysia Tsoutsi
    Departamento de Quimica Fisica, Universidade de Vigo, 36310 Vigo, Spain
    Nanoscale 5:5841-6. 2013
    ..Simultaneous detection of ultratrace levels of Co(ii) in the presence of high Cu(ii) concentration was also demonstrated, supporting the potential of this sensing strategy for monitoring potable water supplies...
  16. doi request reprint Loading of exponentially grown LBL films with silver nanoparticles and their application to generalized SERS detection
    Sara Abalde-Cela
    Departamento de Quimica Fisica and Unidad Asociada CSIC Universidade de Vigo, 36310 Vigo, Spain
    Angew Chem Int Ed Engl 48:5326-9. 2009
    ..They can sequestrate molecular systems from solution as a function of the composition of their layers, while providing intense surface-enhanced Raman scattering (SERS) signals (see picture)...
  17. ncbi request reprint Tuning size and sensing properties in colloidal gold nanostars
    Silvia Barbosa
    Departamento de Quimica Fisica and Unidad Asociada CSIC Universidade de Vigo, 36310 Vigo, Spain
    Langmuir 26:14943-50. 2010
    ..Additionally, the sensitivity toward changes in the local refractive index was found to increase for larger nanostars, though lower figure of merit (FOM) values were obtained because of the larger polydispersity...
  18. doi request reprint Multifunctional microgel magnetic/optical traps for SERS ultradetection
    Rafael Contreras-Cáceres
    Departamento de Química Física, and Unidad Asociada CSIC Universidade de Vigo, 36310, Vigo, Spain
    Langmuir 27:4520-5. 2011
    ..Proof of concept for the sequestration of uncommon molecular systems is demonstrated through the first SERS analysis of pentachlorophenol (PCP), a chlorinated ubiquitous environmental pollutant...
  19. doi request reprint Chemically stable silver nanoparticle-crosslinked polymer microspheres
    Abdiaziz A Farah
    National Institute for Nanotechnology, National Research Council, 11421 Saskatchewan Drive, Edmonton, AB, Canada T6G 2M9
    J Colloid Interface Sci 319:572-6. 2008
    ..The resulting microspheres were characterized by Raman, SERS and XPS spectroscopies, DSC, SEM and TEM. Their chemical and physical stability was also established...
  20. ncbi request reprint Zeptomol detection through controlled ultrasensitive surface-enhanced Raman scattering
    Laura Rodríguez-Lorenzo
    Departamento de Quimica Fisica and Unidad Asociada CSIC Universidade de Vigo, Vigo, Spain
    J Am Chem Soc 131:4616-8. 2009
    ..This unprecedented control over light-intensity amplification opens a new avenue toward high-yield, fully reproducible, SERS-based, zeptomol detection and holds promise for nonlinear optics applications at the single-particle level...
  21. doi request reprint SERS chiral recognition and quantification of enantiomers through cyclodextrin supramolecular complexation
    Sara Abalde-Cela
    Departamento de Quimica Fisica and Unidad Asociada CSIC, Universidade de Vigo, 36310 Vigo, Spain
    Chemphyschem 12:1529-35. 2011
    ....
  22. doi request reprint Analysis of the SERS spectrum by theoretical methodology: evaluating a classical dipole model and the detuning of the excitation frequency
    Jose M Hermida-Ramón
    Departamento de Quimica Fisica, Universidade de Vigo, 36310 Vigo, Spain
    J Phys Chem A 117:4584-90. 2013
    ..However, the experimental SERS spectrum in resonance with the LSPR is also modeled by using a more classical CPHF approach. This method provides also good agreement with the experiment but at the expense of much more computational time...
  23. doi request reprint Multiplex optical sensing with surface-enhanced Raman scattering: a critical review
    Laura Rodríguez-Lorenzo
    Departamento de Quimica Fisica, Universidade de Vigo, Spain
    Anal Chim Acta 745:10-23. 2012
    ..Here we review the late advances in multiplex SERS including the direct methods, those aided by the surface functionalization of the plasmonic nanoparticles and the use of SERS encoded particles...
  24. ncbi request reprint Quantitative surface-enhanced Raman scattering ultradetection of atomic inorganic ions: the case of chloride
    Dionysia Tsoutsi
    Departamento de Química Física, and Unidad Asociada CSIC, Universidade de Vigo, 36310, Vigo, Spain
    ACS Nano 5:7539-46. 2011
    ..Additionally, the use of discrete particles rather than rough films, or other conventional SERS supports, will also enable a safe remote interrogation of highly toxic sources in environmental problems or biological fluids...