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Ajoy Kumar Kar

Prof

 https://orcid.org/0000-0002-8926-4664
1980 …2019
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Fingerprint Fingerprint is based on mining the text of the person's scientific documents to create an index of weighted terms, which defines the key subjects of each individual researcher.

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waveguides Physics & Astronomy
lasers Physics & Astronomy
waveguide lasers Physics & Astronomy
glass Physics & Astronomy
fibers Physics & Astronomy
pulses Physics & Astronomy
nonlinearity Physics & Astronomy
erbium Physics & Astronomy

Co Author Network Recent external collaboration on country level. Dive into details by clicking on the dots.

Research Output 1980 2019

Cooperative up-converted luminescence in Yb,Na:CaF2 cladding waveguides by femtosecond laser inscription

Zhang, L., Guo, T., Ren, Y., Cai, Y., Mackenzie, M. D., Kar, A. K. & Yao, Y., 16 Jan 2019, In : Optics Communications. 441, p. 8-13 6 p.

Research output: Contribution to journal › Article

luminescence
waveguides
lasers
ions
impurities

GLS and GLSSe ultrafast laser inscribed waveguides for mid-IR supercontinuum generation

Mackenzie, M. D., Morris, J. M., Petersen, C. R., Ravagli, A., Craig, C., Hewak, D. W., Bookey, H. T., Bang, O. & Kar, A. K., 1 Feb 2019, In : Optical Materials Express. 9, 2, p. 643-651 9 p.

Research output: Contribution to journal › Article

Open Access
File
Supercontinuum generation
Ultrafast lasers
Lanthanum
Gallium
Waveguides

Ge22As20Se58 glass ultrafast laser inscribed waveguides for mid-IR integrated optics

Morris, J. M., Mackenzie, M. D., Petersen, C. R., Demetriou, G., Kar, A. K., Bang, O. & Bookey, H. T., 1 Apr 2018, In : Optical Materials Express. 8, 4, p. 1001-1011 11 p.

Research output: Contribution to journal › Article

Open Access
File
Glass lasers
Ultrafast lasers
Integrated optics
Waveguides
Supercontinuum generation

Mid-IR supercontinuum generation in ultrafast laser inscribed waveguides

Morris, J. M., Mackenzie, M. D., Petersen, C. R., Kar, A. K., Bang, O. & Bookey, H. T., 2018, CLEO: Science and Innovations 2018. Optical Society of America, SM3D.2

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

Supercontinuum generation
Ultrafast lasers
Waveguides
Ultrashort pulses
Wavelength

Negative irradiance-dependent nonlinear refraction in single-layer graphene

Demetriou, G., Biancalana, F., Abraham, E., Ji, W., Wang, Y. & Kar, A. K., 2018, CLEO: Applications and Technology 2018. Optical Society of America, JTu2A.115

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

Graphite
Refraction
Graphene

Prizes

Fellow of the Optical Society of America (OSA)

Ajoy Kumar Kar (Recipient), 1 Jan 2017

Prize: Election to learned society