Shailesh Kumar

Summary

Affiliation: Technical University of Denmark
Country: Denmark

Publications

  1. doi request reprint Efficient coupling of a single diamond color center to propagating plasmonic gap modes
    Shailesh Kumar
    Department of Physics, Technical University of Denmark, Building 309, 2800 Kongens Lyngby, Denmark
    Nano Lett 13:1221-5. 2013
  2. doi request reprint Propagation of plasmons in designed single crystalline silver nanostructures
    Shailesh Kumar
    Department of Physics, Technical University of Denmark, Building 309, 2800 Lyngby, Denmark
    Opt Express 20:24614-22. 2012
  3. doi request reprint Generation and controlled routing of single plasmons on a chip
    Shailesh Kumar
    Department of Physics, Technical University of Denmark, Building 309, 2800 Kongens Lyngby, Denmark
    Nano Lett 14:663-9. 2014
  4. ncbi request reprint Controlled coupling of a single nitrogen-vacancy center to a silver nanowire
    Alexander Huck
    Department of Physics, Technical University of Denmark, Building 309, 2800 Kongens Lyngby, Denmark
    Phys Rev Lett 106:096801. 2011

Collaborators

  • Alexander Huck
  • Ulrik L Andersen
  • Abdul Shakoor

Detail Information

Publications4

  1. doi request reprint Efficient coupling of a single diamond color center to propagating plasmonic gap modes
    Shailesh Kumar
    Department of Physics, Technical University of Denmark, Building 309, 2800 Kongens Lyngby, Denmark
    Nano Lett 13:1221-5. 2013
    ..An efficient coupling of an NV-center to an easily accessible gap plasmon mode is demonstrated and we measure an enhancement of the spontaneous emission decay rate by a factor of 8.3...
  2. doi request reprint Propagation of plasmons in designed single crystalline silver nanostructures
    Shailesh Kumar
    Department of Physics, Technical University of Denmark, Building 309, 2800 Lyngby, Denmark
    Opt Express 20:24614-22. 2012
    ..Propagation of plasmons in the nanowires is observed in the visible spectral region. We also observe a cavity effect by measuring the emission spectrum from the distal wire end...
  3. doi request reprint Generation and controlled routing of single plasmons on a chip
    Shailesh Kumar
    Department of Physics, Technical University of Denmark, Building 309, 2800 Kongens Lyngby, Denmark
    Nano Lett 14:663-9. 2014
    ..By numerical methods, we estimate the splitting ratios for different gap sizes, and the results support the values obtained in the experiment. ..
  4. ncbi request reprint Controlled coupling of a single nitrogen-vacancy center to a silver nanowire
    Alexander Huck
    Department of Physics, Technical University of Denmark, Building 309, 2800 Kongens Lyngby, Denmark
    Phys Rev Lett 106:096801. 2011
    ..The excitation of single plasmonic modes is witnessed and a total rate enhancement by a factor of up to 4.6 is demonstrated...