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Research Output

2020

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 journalArticle

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., 15 Jun 2019, In : Optics Communications. 441, p. 8-13 6 p.

Research output: Contribution to journalArticle

Open Access
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Femtosecond laser fabrication of silver nanostructures on glass for surface enhanced Raman spectroscopy

Mackenzie, M. D., Chi, H., Varma, M., Pal, P., Kar, A. & Paterson, L., 19 Nov 2019, In : Scientific Reports. 9, 17058.

Research output: Contribution to journalArticle

Open Access
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3 Downloads (Pure)

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 journalArticle

Open Access
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24 Downloads (Pure)

Microfluidic devices and biological lasers for biophotonic applications

MacKenzie, M. D. & Kar, A. K., 18 Mar 2019, In : Journal of Physics: Conference Series. 1151, conference 1, 012001.

Research output: Contribution to journalConference article

Open Access
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12 Downloads (Pure)

Mid-IR ultrafast laser inscribed waveguides and devices

McDaniel, S., Thorburn, F., Liebig, C., Evans, J., Coco, M., Cook, G. & Kar, A., 14 Oct 2019, 2019 IEEE Research and Applications of Photonics in Defense Conference (RAPID). IEEE, 8864360

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Three-dimensional femtosecond laser nanolithography of crystals

Rodenas, A., Gu, M., Corrielli, G., Paiè, P., John, S., Kar, A. K. & Osellame, R., Feb 2019, In : Nature Photonics. 13, p. 105–109 5 p.

Research output: Contribution to journalArticle

Open Access
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72 Downloads (Pure)
2018

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 journalArticle

Open Access
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29 Downloads (Pure)

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 proceedingConference contribution

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 proceedingConference contribution

Switchable single-dual-wavelength Yb,Na:CaF2 waveguide lasers operating in continuous-wave and pulsed regimes

Ren, Y., Cheng, C., Jia, Y., Jiao, Y., Li, D., Mackenzie, M. D., Kar, A. K. & Chen, F., 1 Jun 2018, In : Optical Materials Express. 8, 6, p. 1633-1641 9 p.

Research output: Contribution to journalArticle

Open Access
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8 Downloads (Pure)
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 journalArticle

Open Access
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36 Downloads (Pure)

5.9 GHz graphene based q-switched modelocked mid-infrared monolithic waveguide laser

Thorburn, F., Lancaster, A., McDaniel, S., Cook, G. & Kar, A. K., 12 Oct 2017, In : Optics Express. 25, 21, p. 26166-26174 9 p.

Research output: Contribution to journalArticle

Open Access
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24 Downloads (Pure)

5.9 GHz Q-Switched mode-locked mid-infrared Ho: YAG waveguide laser

Thorburn, F., Lancaster, A., McDaniel, S. A., Cook, G. & Kar, A. K., 2017, CLEO: Science and Innovations, 2017. Optical Society of America, SM1I.5

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Cr:ZnSe guided wave lasers and materials

McDaniel, S., Lancaster, A., Stites, R., Thorburn, F., Kar, A. & Cook, G., 17 Feb 2017, Solid State Lasers XXVI: Technology and Devices 2017. SPIE, 100820D. (Proceedings of SPIE; vol. 10082).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Geometrical effect characterization of femtosecond-laser manufactured glass microfluidic chips based on optical manipulation of submicroparticles

Kotsifaki, D. G., Mackenzie, M. D., Polydefki, G., Kar, A. K., Makropoulou, M. & Serafetinides, A. A., Dec 2017, In : Optical Engineering. 56, 12, 124111.

Research output: Contribution to journalArticle

Open Access
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26 Downloads (Pure)

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 journalArticle

Open Access
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38 Downloads (Pure)

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 journalArticle

Particle manipulation within an ultrafast laser inscribed optofluidic device

Keloth, A., Jimenez, M., Kar, A. K. & Paterson, L., 11 Apr 2017, Optical Trapping Applications 2017. Optical Society of America, OtW2E.3

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Waveguide Tm: Lu2O3 ceramic laser fabricated by ultrafast laser inscription

Stevenson, N. K., Morris, J., Bookey, H., Kar, A. K., Brown, C. T. A., Hopkins, J-M., Dawson, M. D. & Lagatsky, A. A., 25 Jun 2017, The European Conference on Lasers and Electro-Optics 2017. Optical Society of America, CJ_10_3

Research output: Chapter in Book/Report/Conference proceedingConference contribution

2016

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 proceedingConference contribution

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 journalArticle

Open Access
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70 Downloads (Pure)

Nonlinear optical properties of multilayer graphene in the infrared

Demetriou, G., Bookey, H., Biancalana, F., Abraham, E., Wang, Y., Ji, W. & Kar, A. K., 13 Jun 2016, In : Optics Express. 24, 12, p. 13033-13043 11 p.

Research output: Contribution to journalArticle

Open Access
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275 Downloads (Pure)

Power scaling of ultrafast laser inscribed waveguide lasers in chromium and iron doped zinc selenide

McDaniel, S. A., Lancaster, A., Evans, J. W., Kar, A. K. & Cook, G., 22 Feb 2016, In : Optics Express. 24, 4, p. 3502-3512 11 p.

Research output: Contribution to journalArticle

Refractive index and dispersion control of ultrafast laser inscribed waveguides in gallium lanthanum sulphide for near and mid-infrared applications

Demetriou, G., Berube, J-P., Vallee, R., Messaddeq, Y., Petersen, C. R., Jain, D., Bang, O., Craig, C., Hewak, D. W. & Kar, A. K., 21 Mar 2016, In : Optics Express. 24, 6, p. 6350-6358 9 p.

Research output: Contribution to journalArticle

Slanted channel microfluidic chip for 3D fluorescence imaging of cells in flow

Jagannadh, V. K., Mackenzie, M. D., Pal, P., Kar, A. K. & Gorthi, S. S., 15 Sep 2016, In : Optics Express. 24, 19, p. 22144-22158 15 p.

Research output: Contribution to journalArticle

Open Access
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26 Downloads (Pure)
2015

1.94 GHz CW modelocked ytterbium-doped bismuthate glass waveguide laser

Lancaster, A., Choudhary, A., Jha, N. S., Mary, R., Shepherd, D. P. & Kar, A. K., 2015, Advanced Solid State Lasers 2015. Optical Society of America, AM5A.22

Research output: Chapter in Book/Report/Conference proceedingConference contribution

3D laser-written silica glass step-index high-contrast waveguides for the 3.5 mu m mid-infrared range

Martinez, J., Rodenas, A., Fernandez, T., Vazquez de Aldana, J. R., Thomson, R. R., Aguilo, M., Kar, A. K., Solis, J. & Diaz, F., 15 Dec 2015, In : Optics Letters. 40, 24, p. 5818-5821 4 p.

Research output: Contribution to journalArticle

7.8-GHz Graphene-Based 2-μm Monolithic Waveguide Laser

Ren, Y., Brown, G., Mary, R., Demetriou, G., Popa, D., Torrisi, F., Ferrari, A. C., Chen, F. & Kar, A. K., 1 Jan 2015, In : IEEE Journal of Selected Topics in Quantum Electronics. 21, 1, 1602106.

Research output: Contribution to journalArticle

Open Access
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217 Downloads (Pure)

Correlating structure with non-linear optical properties in xAs40Se60·(1 - X)As40S60 glasses

Barney, E. R., Abdel-Moneim, N. S., Towey, J. J., Titman, J., McCarthy, J. E., Bookey, H. T., Kar, A., Furniss, D. & Seddon, A. B., 7 Mar 2015, In : Physical Chemistry Chemical Physics. 17, 9, p. 6314-6327 14 p.

Research output: Contribution to journalArticle

Fe: ZnSe channel waveguide laser operating at 4122 nm

Lancaster, A., Cook, G., McDaniel, S. A., Evans, J. W., Berry, P. A., Shephard, J. & Kar, A. K., 2015, CLEO: Science and Innovations, CLEO-SI 2015. Optical Society of America

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Fluorescence imaging of lattice re-distribution on step-index direct laser written Nd: YAG waveguide lasers

Martinez de Mendivil, J., Rodenas, A., Benayas, A., Aguilo, M., Diaz, F., Perez Delgado, A., Lifante, G., Jaque, D. & Kar, A. K., 14 Jan 2015, In : Journal of Applied Physics. 117, 2, 5 p., 023112.

Research output: Contribution to journalArticle

Open Access
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Fluorescence in erbium doped gallium lanthanum sulphide: Potential for mid-IR waveguide laser

Demetriou, G., Thorburn, F., Lancaster, A., Craig, C., Weatherby, E., Hewak, D. W. & Kar, A. K., 4 May 2015, CLEO: Science and Innovations 2015. Optical Society of America, p. 2267 1 p.

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Gain-switched operation of ultrafast laser inscribed waveguides in Cr: ZnSe

McDaniel, S. A., Berry, P. A., Schepler, K. L., Macdonald, J. R., Beecher, S. J. & Kar, A. K., 2015, Solid State Lasers XXIV: Technology and Devices. Clarkson, WA. & Shori, RK. (eds.). Bellingham: SPIE, 8 p. (Proceedings of SPIE; vol. 9342).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Imaging flow cytometry with femtosecond laser-micromachined glass microfluidic channels

Jagannadh, V. K., Mackenzie, M. D., Pal, P., Kar, A. K. & Gorthi, S. S., Jul 2015, In : IEEE Journal of Selected Topics in Quantum Electronics. 21, 4, 6990492.

Research output: Contribution to journalArticle

Open Access
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171 Downloads (Pure)

Mid-infrared laser emission from Fe: ZnSe cladding waveguides

Lancaster, A., Cook, G., McDaniel, S. A., Evans, J., Berry, P. A., Shephard, J. D. & Kar, A. K., 20 Jul 2015, In : Applied Physics Letters. 107, 3, 031108.

Research output: Contribution to journalArticle

Open Access
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28 Downloads (Pure)

Nonlinear optical properties of A graphene-polyvinyl alcohol composite from 1550 nm to 2400 nm

Demetriou, G., Biancalana, F., Bookey, H. T. & Kar, A. K., May 2015, CLEO: QELS - Fundamental Science, CLEO_QELS 2015. Optical Society of America

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Novel tellurite core and cladding glasses for high numerical aperture optical fibre: Prospects for a supercontinuum optical fibre source

Milanese, D., Lousteau, J., Pugliese, D., Janicek, P., Boetti, N. G., Ceci-Ginistrelli, E., Demetriou, G., Kar, A. K. & Bookey, H. T., 12 Aug 2015, International Conference on Transparent Optical Networks. IEEE, 7193544

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Photosensitivity study of GeS2 chalcogenide glass under femtosecond laser pulses irradiation

Ayiriveetil, A., Sabapathy, T., Kar, A. K. & Asokan, S., 2015, International Conference on Optical and Photonic Engineering (icOPEN 2015). Asundi, A. K. & Fu, Y. (eds.). SPIE, 7 p. (Proceedings of SPIE; vol. 9524).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Sm<sup>3+</sup> ions doped phosphate glasses for multiband visible laser applications

Jha, N. S., Linganna, K., Jayasankar, C. K. & Kar, A. K., May 2015, CLEO: Applications and Technology 2015. Optical Society of America

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Three-dimensional optofluidic device for isolating microbes

Keloth, A., Paterson, L., Markx, G. H. & Kar, A. K., 2015, Microfluidics, BioMEMS, and Medical Microsystems XIII. Gray, BL. & Becker, H. (eds.). Bellingham: SPIE, 6 p. 93200Z. (Proceedings of SPIE; vol. 9320).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

2014

57 Channel (19×3) spatial multiplexer fabricated using direct laser inscription

Mitchell, P., Brown, G., Thomson, R., Psaila, N. & Kar, A., 2014, Optical Fiber Communication Conference, OFC 2014. Optical Society of America

Research output: Chapter in Book/Report/Conference proceedingConference contribution

57 channel (19x3) spatial multiplexer fabricated using direct laser inscription

Mitchell, P., Brown, G., Thomson, R., Psaila, N. & Kar, A., 2014, Optical Fiber Communication Conference 2014. Optical Society of America, (Optics InfoBase Conference Papers).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

All solid state compact waveguide lasers

Kar, A. K., 10 Nov 2014, Latin America Optics and Photonics Conference 2014. Optical Society of America

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Applications of fiber lasers for the development of compact photonic devices

Mary, R., Choudhury, D. & Kar, A. K., 2014, In : IEEE Journal of Selected Topics in Quantum Electronics. p. 1-12 13 p.

Research output: Contribution to journalArticle

Open Access
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193 Downloads (Pure)

Broadband infrared supercontinuum generation in hexagonal-lattice tellurite photonic crystal fiber with dispersion optimized for pumping near 1560 nm: Reply

Klimczak, M., Stepniewski, G., Bookey, H., Szolno, A., Stepien, R., Pysz, D., Kar, A., Waddie, A., Taghizadeh, M. R. & Buczynsk, R., 15 Apr 2014, In : Optics Letters. 39, 8, p. 2241-2241 1 p.

Research output: Contribution to journalArticle

Broadband IR supercontinuum generation in hexagonal lattice tellurite photonic crystal fiber with dispersion optimized for pumping over 1500 nm

Klimczak, M., Stȩpniewski, G., Bookey, H., Pysz, D., Waddie, A., Stȩpień, R., Kar, A., Taghizadeh, M. R. & Buczyński, R., 20 Feb 2014, Proceedings of SPIE - The International Society for Optical Engineering. Vol. 8964. 89640V

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Broadband supercontinuum generation in normal dispersion all-solid photonic crystal fiber pumped near 1300 nm

Stepniewski, G., Klimczak, M., Bookey, H., Siwicki, B., Pysz, D., Stepien, R., Kar, A. K., Waddie, A. J., Taghizadeh, M. R. & Buczynski, R., 1 May 2014, In : Laser Physics Letters. 11, 5, 055103.

Research output: Contribution to journalArticle

Compact Cr:ZnS channel waveguide laser operating at 2333 nm

Macdonald, J. R., Beecher, S. J., Lancaster, A., Berry, P. A., Schepler, K. L., Mirov, S. B. & Kar, A. K., 24 Mar 2014, In : Optics Express. 22, 6, p. 7052-7057

Research output: Contribution to journalArticle

Open Access
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133 Downloads (Pure)

Controlling the cross-section of waveguides inscribed on bulk chalcogenide glasses using fast laser

Sabapathy, T., Sivakumar, G., Ayiriveetil, A., Kar, A. K. & Asokan, S., 2014, In : Optoelectronics and Advanced Materials - Rapid Communications. 8, 11-12, p. 1001-1004 4 p.

Research output: Contribution to journalArticle