Our group  has a long tradition in developing Demonstrator Devices, filing Patents, and Transferring Knowledge and Technology to companies.

Demonstrator devices

Black silicon   Si solar cells   Planar Er-doped optical amplifier    

Er-implanted microcaviity laser     Erbium-implanted Si infrared LED

arcis   Ultrathin nanopatterned CIGS solar cell

Patent Applications

  1. Apparatus comprising an optical gain device, and method of producing the device
    G.E. Blonder, D.C. Jacobson, R.C. Kistler, J.M. Poate, and A. Polman (1991)
  2. Electro-luminescent material, solid state electro-luminescent device and process for fabrication thereof
    S.U. Campisano, S. Lombardo, G. Ferla, G.N. van den Hoven and A. Polman (1993)
  3. Infrared detector device of semiconductor material and manufacturing process thereof
    A. Polman, N. Hamelin, P.G. Kik, S. Coffa, M. Saggio, and F. Frisina (1999)
  4. Optical devices
    C. Strohhofer, A. van Blaaderen, and A. Polman (2003)
  5. Silver-sensitized erbium-doped planar waveguide amplifier
    Ch. Strohhofer and A. Polman (2003)
  6. Photovoltaic cell with surface plasmon resonance generating nano-structures
    A. Polman and K.R. Catchpole (2008)
  7. >Light-trapping plasmonic back reflector design for ultrathin a-Si:H solar cells
    H.A. Atwater, A. Polman, R.E.I. Schropp, V.E. Ferry, and M.A. Verschuuren (2009)
  8. Integrated plasmonic nanocavity sensing device
    R.J. Walters, A. Polman, I. Brunetz, and J. Schmitz (2010)
  9. Nanoparticle anti-reflection coatings
    A. Polman, M. Hebbink, and R. de Waele (2010)
  10. Generation of a single guided excitation in a waveguide
    A. Polman, E.J.R. Vesseur, T. Coenen, and J. García de Abajo (2010)
  11. A silicon-based surface plasmon source
    R.J. Walters, R.V.A. van Loon, A. Polman, I. Brunetz, and J. Schmitz (2010)
  12. Nanopatterned antireflection coating
    P. Spinelli, J. van de Groep, and A. Polman (2013)
  13. Nanoscale optical tomography with cathodoluminescence spectroscopy
    A. Atre, B.J.M. Brenny, T. Coenen, A. Polman and J.A. Dionne (2015)

Knowledge Transfer

  • ASML: development of a roadmap for nanolithography for photovoltaics (2013)
  • Delmic: development of cathodoluminescence microscopy (2010-present)
  • Philips Research: nanophotonics for solid-state light sources; soft nano-imprint lithography (2005-present)
  • FEI Company: focused ion beam nanofabrication; cathodoluminescence microscopy (2005-present)
  • Symmorphix: planar optical amplifiers (1999-2001)
  • AKZO-Nobel: polymer optical amplifiers (1996-2000)
  • ST Microelectronics: silicon-based light sources (1995-2002)
  • PTT/KPN: optical doping, planar optical amplifiers (1991-1994)
  • AT&T Bell Laboratories: optical doping, integrated optics (1989-1991)