Research Topics

Balpreet Singh Ahluwalia

Surface transport and stable trapping of particles and cells by an optical waveguide loop
Olav Gaute Hellesø
Department of Physics and Technology, University of Tromsø, N 9037 Tromsø, Norway
Lab Chip 12:3436-40. 2012
Optical trapping and propulsion of red blood cells on waveguide surfaces
Balpreet Singh Ahluwalia
Department of Physics and Technology, University of Tromsø, Tromsø N 9037, Norway
Opt Express 18:21053-61. 2010
Waveguide trapping of hollow glass spheres
Balpreet Singh Ahluwalia
Department of Physics and Technology, University of Tromsø, Tromsø, Norway
Opt Lett 36:3347-9. 2011

Surface transport and stable trapping of particles and cells by an optical waveguide loop
Olav Gaute Hellesø
Department of Physics and Technology, University of Tromsø, N 9037 Tromsø, Norway
Lab Chip 12:3436-40. 2012
..The waveguides are only 180 nm thick and thus could be integrated with other functions on the chip, e.g. microfluidics or optical detection, to make an on-chip system for single cell analysis and to study the interaction between cells...
Optical trapping and propulsion of red blood cells on waveguide surfaces
Balpreet Singh Ahluwalia
Department of Physics and Technology, University of Tromsø, Tromsø N 9037, Norway
Opt Express 18:21053-61. 2010
..An optical propulsion velocity of up to  6 µm/s on a waveguide with a width of ~6 µm is reported. Stable optical trapping and propulsion of cells during transverse flow is also reported...
Waveguide trapping of hollow glass spheres
Balpreet Singh Ahluwalia
Department of Physics and Technology, University of Tromsø, Tromsø, Norway
Opt Lett 36:3347-9. 2011
..The average refractive index of the sphere-field intersection volume is used to explain the result in a qualitative way...