All Stories

  1. Revealing lattice disorder, oxygen incorporation and pore formation in laser induced two-photon oxidized graphene

    Article • Carbon, March 2019, Elsevier

    Dr Andreas Johansson

  2. Optically Forged Diffraction-Unlimited Ripples in Graphene

    Article • The Journal of Physical Chemistry Letters, October 2018, American Chemical Society (ACS)

    Dr Andreas Johansson, Dr Pekka Koskinen

  3. Reduction-oxidation dynamics of oxidized graphene: Functional group composition dependent path to reduction

    Article • Carbon, April 2018, Elsevier

    Dr Andreas Johansson

  4. Optical Forging of Graphene into Three-Dimensional Shapes

    Article • Nano Letters, September 2017, American Chemical Society (ACS)

    Dr Andreas Johansson, Dr Pekka Koskinen

  5. Chemical composition of two-photon oxidized graphene

    Article • Carbon, May 2017, Elsevier

    Dr Andreas Johansson

  6. From Seeds to Islands: Growth of Oxidized Graphene by Two-Photon Oxidation

    Article • The Journal of Physical Chemistry C, October 2016, American Chemical Society (ACS)

    Dr Andreas Johansson, Dr Pekka Koskinen

  7. Real-time monitoring of graphene patterning with wide-field four-wave mixing microscopy

    Article • Applied Physics Letters, April 2016, American Institute of Physics

    Dr Andreas Johansson

  8. Local photo-oxidation of individual single walled carbon nanotubes probed by femtosecond four wave mixing imaging

    Article • Physical Chemistry Chemical Physics, January 2015, Royal Society of Chemistry

    Professor Mika Pettersson, Dr Andreas Johansson

  9. Patterning and tuning of electrical and optical properties of graphene by laser induced two-photon oxidation

    Article • Nanoscale, January 2015, Royal Society of Chemistry

    Dr Andreas Johansson, Professor Mika Pettersson

  10. Collective optical resonances in networks of metallic carbon nanotubes

    Article • Carbon, November 2013, Elsevier

    Dr Andreas Johansson

  11. Measurement of optical second-harmonic generation from an individual single-walled carbon nanotube

    Article • New Journal of Physics, August 2013, Institute of Physics Publishing

    Dr Andreas Johansson

  12. Liquid-phase alkali-doping of individual carbon nanotube field-effect transistors observed in real-time

    Article • Carbon, December 2011, Elsevier

    Dr Andreas Johansson

  13. Surface plasmon effects on carbon nanotube field effect transistors

    Article • Applied Physics Letters, July 2011, American Institute of Physics

    Dr Andreas Johansson

  14. Angular dependence of the magnetic-field driven superconductor–insulator transition in thin films of amorphous indium-oxide

    Article • Solid State Communications, May 2011, Elsevier

    Dr Andreas Johansson

  15. Femtosecond Four-Wave-Mixing Spectroscopy of Suspended Individual Semiconducting Single-Walled Carbon Nanotubes

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

    Dr Andreas Johansson

  16. Negative Differential Resistance in Carbon Nanotube Field-Effect Transistors with Patterned Gate Oxide

    Article • ACS Nano, June 2010, American Chemical Society (ACS)

    Dr Andreas Johansson

  17. Electronic transport measurements and Raman spectroscopy on carbon nanotube devices

    Article • physica status solidi (b), November 2009, Wiley

    Dr Andreas Johansson

  18. Raman Spectroscopy and Low-Temperature Transport Measurements of Individual Single-Walled Carbon Nanotubes with Varying Thickness

    Article • The Journal of Physical Chemistry C, July 2009, American Chemical Society (ACS)

    Dr Andreas Johansson

  19. Electronic transport in intermediate sized carbon nanotubes

    Article • Physical Review B, April 2009, American Physical Society (APS)

    Dr Andreas Johansson

  20. High-Speed Memory from Carbon Nanotube Field-Effect Transistors with High-κ Gate Dielectric

    Article • Nano Letters, January 2009, American Chemical Society (ACS)

    Dr Andreas Johansson

  21. High-yield of memory elements from carbon nanotube field-effect transistors with atomic layer deposited gate dielectric

    Article • New Journal of Physics, October 2008, Institute of Physics Publishing

    Dr Andreas Johansson

  22. Effect of humidity on the hysteresis of single walled carbon nanotube field‐effect transistors

    Article • physica status solidi (b), September 2008, Wiley

    Dr Andreas Johansson

  23. Direct observation of quantum superconducting fluctuations across the 2D superconductor-insulator transition

    Article • Physica B Condensed Matter, April 2008, Elsevier

    Dr Andreas Johansson

  24. Fabrication of carbon nanotube-based field-effect transistors for studies of their memory effects

    Article • physica status solidi (b), November 2007, Wiley

    Dr Andreas Johansson

  25. Survival of superconducting correlations across the two-dimensional superconductor-insulator transition: A finite-frequency study

    Article • Physical Review B, May 2007, American Physical Society (APS)

    Dr Andreas Johansson

  26. Fluctuations, dissipation, and nonuniversal superfluid jumps in two-dimensional superconductors

    Article • Physical Review B, March 2007, American Physical Society (APS)

    Dr Andreas Johansson

  27. Power law resistivity behavior in 2D superconductors across the magnetic field-tuned superconductor-insulator transition

    Article • EPL (Europhysics Letters), August 2006, Institute of Physics Publishing

    Dr Andreas Johansson

  28. Nanowire Acting as a Superconducting Quantum Interference Device

    Article • Physical Review Letters, September 2005, American Physical Society (APS)

    Dr Andreas Johansson

  29. Experimental Evidence for a Collective Insulating State in Two-Dimensional Superconductors

    Article • Physical Review Letters, January 2005, American Physical Society (APS)

    Dr Andreas Johansson

  30. Superconductivity-Related Insulating Behavior

    Article • Physical Review Letters, March 2004, American Physical Society (APS)

    Dr Andreas Johansson