Ajoy Kumar Kar

Prof

Professor, School of Engineering & Physical Sciences, Institute of Photonics and Quantum Sciences
Professor, School of Engineering & Physical Sciences

https://orcid.org/0000-0002-8926-4664

EmailA.K.Kar@hw.ac.uk

EH14 4AS
United Kingdom

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198 Article
100 Conference contribution
3 Paper
2 Chapter
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Direct observation of an irradiance dependent nonlinear refraction in CVD single layer graphene
Demetriou, G., Biancalana, F., Abraham, E., Ji, W., Wang, Y. & Kar, A. K., 15 Feb 2021, In: Optics Communications. 481, 126535.
Research output: Contribution to journal › Article › peer-review

Open Access
File
4 Downloads (Pure)
Polarization-resolved supercontinuum generated in a germania-doped photonic crystal fiber
Couture, N., Ostic, R., Reddy, P. H., Kar, A. K., Paul, M. C. & Menard, J. M., Apr 2021, In: Journal of Physics: Photonics. 3, 2, 025002.
Research output: Contribution to journal › Article › peer-review

Open Access
File
Femtosecond laser inscribed Pr:CaF₂ waveguides: Micro-spectroscopy characterizations and refractive index reconstruction
Guo, T., Li, R., Sun, L., Cai, Y., Ren, Y., Yao, Y., Mackenzie, M. D. & Kar, A. K., 15 Apr 2020, In: Optics Communications. 461, 125243.
Research output: Contribution to journal › Article › peer-review
1 Citation (Scopus)
Polarization Analysis of a Supercontinuum Generated in a Germania-Doped Photonic Crystal Fiber
Couture, N., Ostic, R., Reddy, P. H., Das, S., Dhar, A., Pal, M., Paul, M. C., Kar, A. K. & Menard, J. M., 10 Sep 2020, 2020 Conference on Lasers and Electro-Optics. IEEE, 9193625
Research output: Chapter in Book/Report/Conference proceeding › Conference contribution
Publisher Correction: Femtosecond laser fabrication of silver nanostructures on glass for surface enhanced Raman spectroscopy (Scientific Reports, (2019), 9, 1, (17058), 10.1038/s41598-019-53328-6)
MacKenzie, M., Chi, H., Varma, M., Pal, P., Kar, A. & Paterson, L., 16 Mar 2020, In: Scientific Reports. 10, 1, 5080.
Research output: Contribution to journal › Comment/debate › peer-review

Open Access

Dataset supporting A Bright Source of Telecom Single Photons Based on Quantum Frequency Conversion
Morrison, C. (Creator), Rambach, M. (Creator), Koong, Z. X. (Creator), Graffitti, F. (Creator), Thorburn, F. (Contributor), Kar, A. K. (Contributor), Ma, Y. (Contributor), Park, S. I. (Contributor), Song, J. D. (Contributor), Soltz, N. G. (Contributor), Bouwmeester, D. (Contributor), Fedrizzi, A. (Contributor) & Gerardot, B. D. (Contributor), Heriot-Watt University, 2021
DOI: 10.17861/b2c2c0a9-d980-4921-8331-7b2ba12e3e91
Dataset

Fellow of the Optical Society of America (OSA)
Kar, Ajoy Kumar (Recipient), 1 Jan 2017
Prize: Election to learned society

Direct observation of an irradiance dependent nonlinear refraction in CVD single layer graphene

Polarization-resolved supercontinuum generated in a germania-doped photonic crystal fiber

Femtosecond laser inscribed Pr:CaF2 waveguides: Micro-spectroscopy characterizations and refractive index reconstruction

Polarization Analysis of a Supercontinuum Generated in a Germania-Doped Photonic Crystal Fiber

Publisher Correction: Femtosecond laser fabrication of silver nanostructures on glass for surface enhanced Raman spectroscopy (Scientific Reports, (2019), 9, 1, (17058), 10.1038/s41598-019-53328-6)

Dataset supporting A Bright Source of Telecom Single Photons Based on Quantum Frequency Conversion

Fellow of the Optical Society of America (OSA)

Femtosecond laser inscribed Pr:CaF₂ waveguides: Micro-spectroscopy characterizations and refractive index reconstruction