One half of  the Nobel Prize in Physics 2018 was awarded to Arthur Ashkin “for the optical tweezers and their application to biological systems” see more here.

Doctoral dissertations


  • Hanhijärvi, K. J., Ziedaite, G., Bamford, D. H., Hæggström, E., & Poranen, M. M. (2017). Single-molecule measurements of viral ssRNA packaging. RNA23(1), 119-129.
  • Ojala, H., Ziedaite, G., Wallin, A. E., Bamford, D. H., & Hæggström, E. (2014). Optical tweezers reveal force plateau and internal friction in PEG-induced DNA condensation. European Biophysics Journal43(2-3), 71-79.
  • Wallin, A. E., Ojala, H., Ziedaite, G., & Hæggström, E. (2011). Dual-trap optical tweezers with real-time force clamp control. Review of Scientific Instruments82(8), 083102.
  • Wallin, A. E., Ojala, H., Hæggström, E., & Tuma, R. (2008). Stiffer optical tweezers through real-time feedback control. Applied Physics Letters92(22), 224104.