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Ajoy Kumar Kar

Prof

1980 …2017

Fingerprint Fingerprint is based on mining the text of the persons scientific documents to create an index of weighted terms, which defines the key subjects of each individual researcher.

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laser Earth & Environmental Sciences
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Research Output 1980 2017

1.9 µm waveguide laser fabricated by ultrafast laser inscription in Tm:Lu2O3 ceramic

Morris, J., Stevenson, N. K., Bookey, H. T., Kar, A. K., Brown, C. T. A., Hopkins, J-M., Dawson, M. D. & Lagatsky, A. 26 Jun 2017 In : Optics Express. 25, 13, p. 14910-14917 8 p.

Research output: Contribution to journal › Article

Waveguides
Lasers
laser
waveguide lasers
ceramics

Nonlinear refractive index of ultrafast laser inscribed waveguides in gallium lanthanum sulphide

Demetriou, G., Hewak, D. W., Ravagli, A., Craig, C. & Kar, A. K. 23 Jun 2017 In : Applied Optics. 56, 19, p. 5407-5411 5 p.

Research output: Contribution to journal › Article

refractivity
Refractive index
refractive index
directional couplers
lanthanum

Operation of Ho: YAG ultrafast laser inscribed waveguide lasers

McDaniel, S., Thorburn, F., Lancaster, A., Stites, R., Cook, G. & Kar, A. 20 Apr 2017 In : Applied Optics. 56, 12, p. 3251-3256 6 p.

Research output: Contribution to journal › Article

waveguide lasers
holmium
yttrium-aluminum garnet
waveguides
ytterbium

3D optical waveguides in Ge22As20Se58 glass - A highly nonlinear material for the Mid-IR

Morris, J. M., Demetriou, G., Lancaster, A., Kar, A. K. & Bookey, H. T. 19 Dec 2016 2016 Conference on Lasers and Electro-Optics (CLEO). IEEE, 7788095

Research output: Chapter in Book/Report/Conference proceeding › Conference contribution

Glass
Ultrafast lasers
Integrated optics
Optical waveguides
Waveguides

Determining the 3D orientation of optically trapped upconverting nanorods by in situ single-particle polarized spectroscopy

Rodríguez-Sevilla, P., Labrador-Páez, L., Wawrzyńczyk, D., Nyk, M., Samoć, M., Kar, A. K., Mackenzie, M. D., Paterson, L., Jaque, D. & Haro-González, P. 7 Jan 2016 In : Nanoscale. 8, 1, p. 300-308 9 p.

Research output: Contribution to journal › Article

Nanorods
Spectroscopy
Polarization
Optical tweezers
Luminescence

Prizes

Fellow of the Optical Society of America (OSA)

Ajoy Kumar Kar (Recipient), 1 Jan 2017

Prize: Election to learned society