Publications

Publications

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Last updated 28 November 2016

 

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Referred Journal

2016

  1. Mackenzie, Mark. D.; Pal, Parama; Kar, Ajoy K.; Gorthi, Sai Siva, “Slanted channel microfluidic chip for 3D fluorescence imaging of cells in flow”, Optics Express 24(19) 22144-22158, 2016.
  1. Giorgos Demetriou, Henry T. Bookey, Fabio Biancalana, Eitan Abraham, Yu Wang, Wei Ji, and Ajoy K. Kar, “Nonlinear optical properties of multilayer graphene in the infrared”, Optics Express 24(12) 13033-13043, 2016.
  1. Demetriou, Giorgos; Bérubé, Jean-Philippe; Vallée, Réal; Messaddeq, Younès; Petersen, Christian R.; Jain, Deepak; Bang, Ole; Craig, Chris; Hewak, Daniel W.; Kar, Ajoy K, “Refractive index and dispersion control of ultrafast laser inscribed waveguides in gallium lanthanum sulphide for near and mid-infrared applications”, Optics Express 24, 6350-6358, 2016.
  1. S. A. McDaniel, A. Lancaster, J. W. Evans, A. K. Kar, and G. Cook, "Power scaling of ultrafast laser inscribed waveguide lasers in chromium and iron doped zinc selenide," Optics Express 24, 3502-3512 (2016).
  1. Paloma Rodríguez-Sevilla, Lucía Labrador-Páez, Dominika Wawrzyńczyk, Marcin Nyk, Marek Samoć, Ajoy Kumar Kar, Mark D. Mackenzie, Lynn Paterson, Daniel Jaquea and Patricia Haro-González, "Determining the 3D orientation of optically trapped upconverting nanorods by in situ single-particle polarized spectroscopy", 8, 300, Nanoscale, 2016.

2015

  1. P. Rodríguez-Sevilla, L. Labrador-Páez, D. Wawrzyńczyk, M. Nyk, M. Samoć, A. K. Kar, M. D. Mackenzie, L. Paterson, D. Jaque, P. Haro-González, “Determining the 3D orientation of optically trapped upconverting nanorods by in situ single-particle polarized spectroscopy,” Nanoscale 8, 1 (2015).
  1. Martínez, Javier; Ródenas, Airán; Fernandez, Toney; Vázquez de Aldana, Javier R.; Thomson, Robert R.; Aguiló, Magdalena; Kar, Ajoy K.; Solis, Javier; Díaz, Francesc, "3D laser-written silica glass step-index high-contrast waveguides for the 3.5  μm mid-infrared range" Optics Letters, 40, 5818, 2015.
  1. V. K. Jagannadh, M. D. Mackenzie, P. Pal, A. K. Kar, S. S. Gorthi, “Imaging Flow Cytometry With Femtosecond Laser-Micromachined Glass Microfluidic Channels,” IEEE Journal of Selected Topics in Quantum Electronics 21, 4 (2015).
  1. A. Lancaster, G. Cook, S. A. McDaniel, J. Evans, P. A. Berry, J. D. Shephard, and A. K. Kar, "Mid-infrared laser emission from Fe:ZnSe cladding waveguides," Appl. Phys. Lett. 107, 031108 (2015).
  1. Jon. Martínez. de Mendívil, Airán. Ródenas, Antonio. Benayas, Magdalena. Aguiló, Francesc. Diaz, Alberto. Pérez. Delgado, Ginés. Lifante, Daniel. Jaque, Ajoy. K. Kar, "Fluorescence imaging of lattice re-distribution on step-index direct laser written Nd: YAG waveguide lasers", Journal of Applied Physics 117 , 023112, 2015.
  1. Emma. R. Barney, Nabil. S. Abdel-Moneim, James. J. Towey, David. Furniss, Angela. Beth. Seddon, Jeremy. J. Titman, John. E. McCarthy, Henry.T. Bookey, Ajoy. K. Kar, " Correlating structure with non-linear optical properties in xAs40Se60.(1-x) As40S60 glasses", Physical Chemistry Chemical Physics.17, 9, p. 6314-6327, 2015.
  1. Y. Ren, G. Brown, R. Mary, G. Demetriou, D. Popa, F. Torrisi, A. C. Ferrari, F. Chen, and A. K. Kar, "7.8 GHz Graphene-based 2 μm Monolithic Waveguide Laser," IEEE Journal of Selected Topics in Quantum Electronics, 21, 1602106, 2015.
  1. Veerendra Kalyan Jagannadh, Mark D. Mackenzie, Parama Pal, Ajoy K. Kar, and Sai Siva Gorthi, "Imaging Flow Cytometry With Femtosecond Laser-Micromachined Glass Microfluidic Channels", IEEE Journal of Selected Topics in Quantum Electronics, 21, 6800106, 2015.
  1. J. R. Macdonald, S. J. Beecher, A. Lancaster, P. A. Berry, K. L. Schepler, and A. K. Kar, "Ultrabroad Mid-Infrared Tunable Cr:ZnSe Channel Waveguide Laser," Selected Topics in Quantum Electronics, IEEE Journal of 21, 375-379 (2015).

2014

  1. B. del Rosal, C. Sun, Y. Yan, M. D. Mackenzie, C. Lu, A. A. Bettiol, A. K. Kar, and D. Jaque, "Flow effects in the laser-induced thermal loading of optical traps and optofluidic devices," Optics Express 22, 23938-23954 (2014).
  1. Y. Tan, R. He, J. Macdonald, A. K. Kar, and F. Chen, "Q-switched Nd:YAG channel waveguide laser through evanescent field interaction with surface coated graphene," Appl. Phys. Lett. 105, - (2014).
  1. Y. Tan, Y. Yao, J. R. Macdonald, A. K. Kar, H. Yu, H. Zhang, and F. Chen, "Self-Q-switched waveguide laser based on femtosecond laser inscribed Nd:Cr:YVO4 crystal," Optics Letters 39, 5289-5292 (2014).
  1. Y. Ren, G. Brown, R. Mary, G. Demetriou, D. Popa, F. Torrisi, A. C. Ferrari, F. Chen, and A. K. Kar, "7.8 GHz Graphene-based 2 μm Monolithic Waveguide Laser," Selected Topics in Quantum Electronics, IEEE Journal of PP, 1-1, (2014).
  1. D. Choudhury, J. R. Macdonald, and A. K. Kar, "Ultrafast laser inscription: perspectives on future integrated applications," Laser & Photonics Reviews, n/a-n/a (2014).
  1. J. R. Macdonald, S. J. Beecher, A. Lancaster, P. A. Berry, K. L. Schepler, S. B. Mirov and A. K. Kar, “Compact Cr:ZnS channel waveguide laser operating at 2333 nm,” Optical Express, 6, 7052-7057, 2014.
  1. R. Mary, D. Choudhury, and A. K. Kar, "Applications of Fiber Lasers for the Development of Compact Photonic Devices," Selected Topics in Quantum Electronics, IEEE Journal of, PP, 1, 2014.

2013

  1. J. McCarthy , H. Bookey , S. Beecher , R. Lamb , I. Elder and A. K. Kar, “Spectrally tailored mid-infrared super-continuum generation in a buried waveguide spanning 1750 nm to 5000 nm for atmospheric transmission,” Applied Physics Letters 103, 151103, 2013.
  1. R. Mary, G. Brown, S. J. Beecher, R. R. Thomson, D. Popa, Z. Sun, F. Torrisi, T. Hasan, S. Milana, F. Bonaccorso, A. C. Ferrari, and A. K. Kar, “Evanescent-wave coupled right angled buried waveguide: Applications in carbon nanotube mode-locking ,” Applied Physics Letters, 103, 221117, 2013.
  1. Mariusz Klimczak, Grzegorz Stepniewski, Henry Bookey, Agnieszka Szolno, Ryszard Stepien, Dariusz Pysz, Ajoy Kar; Waddie, Andrew Waddie, Mohammad R Taghizadeh and Ryszard Buczynski “Broadband infrared supercontinuum generation in hexagonal-lattice tellurite photonic crystal fiber with dispersion optimized for pumping near 1560 nm,”Optics Letters, 38, 4679, 2013.
  1. A. L. Barron, A. K. Kar, T. J. Aspray, A. J. Waddie, M. R. Taghizadeh, and H. T. Bookey, “Two dimensional interferometric optical trapping of multiple particles and Escherichia coli bacterial cells using a lensed multicore fiber,” Optics Express, 21, 13199, 2013.
  1. J. R. Macdonald, S. J. Beecher, P. A. Berry, G. Brown, K. L. Schepler, and A. K. Kar, "Efficient mid-infrared Cr:ZnSe channel waveguide laser operating at 2486 nm," Optics Letters, 38, 2194, 2013.
  1. J. R. Macdonald, S. J. Beecher, P. A. Berry, K. L. Schepler, and A. K. Kar, "Compact mid-infrared Cr:ZnSe channel waveguide laser," Applied Physics Letters, 102, 161110-3, 2013.
  1. Patrick A. Berry, John R. Macdonald, Stephen J. Beecher, Sean A. McDaniel, Kenneth L. Schepler and Ajoy K. Kar, “Fabrication and power scaling of a 1.7 W Cr:ZnSe waveguide laser,” Optical Materials Express, 3, 1250, 2013.
  1. R. Mary, G. Brown, S. Beecher, F. Torrisi, S. Milana, D. Popa, T. Hasan, Z. Sun, E. Lidorikis, S. Ohara, A. Ferrari, and A. Kar, "1.5 GHz picosecond pulse generation from a monolithic waveguide laser with a graphene-film saturable output coupler," Optics Express, 21, 7943, 2013.
  1. D. Choudhury, A. Rodenas, L. Paterson, F. Diaz, D. Jaque, and A. K. Kar, “Three-dimensional microstructuring of yttrium aluminum garnet crystals for laser active optofluidic applications,” Applied Physics Letters, 103, 041101-3, 2013.
  1. Haro-González, P., Ramsay, W. T., Maestro, L. M., del Rosal, B., Santacruz-Gomez, K., del Carmen Iglesias-de la Cruz, M., Sanz-Rodríguez, F., Chooi, J. Y., Sevilla, P. R., Bettinelli, M., Choudhury, D., Kar, A. K., Solé, J. G., Jaque, D. and Paterson, L, “ Quantum Dot-Based Thermal Spectroscopy and Imaging of Optically Trapped Microspheres and Single Cells,” Small, 9, 2162–2170, 2013.
  1. T. Sabapathy, M. Kiran, A. Ayiriveetil, A. Kar, U. Ramamurty, and S. Asokan, "Nanoindentation studies on waveguides inscribed in chalcogenide glasses using ultrafast laser," Optical Materials Express, 3,684-690, 2013.

2012

  1. Rose Mary, Stephen J. Beecher, Graeme Brown, Robert R. Thomson, Daniel Jaque, Seiki Ohara and Ajoy K. Kar, “Compact, Highly Efficient Ytterbium Doped Bismuthate Glass Waveguide Laser”, Optics Letters, 37, 1691, 2012.
  1. Somnath Ghosh, Nicholas D. Psaila, R. R. Thomson, Bishnu P. Pal, R. K. Varshney and Ajoy K. Kar, “Ultrafast laser inscribed waveguide lattice in glass for direct observation of transverse localization of light”, Applied Physics Letters, 100, 101102, 2012.
  1. Debaditya Choudhury, Daniel Jaque, Airan Rodenas, William T. Ramsay, Lynn Paterson and Ajoy K. Kar, “Quantum dot enabled thermal imaging of optofluidic devices”, Lab Chip, accepted on 12 March 2012 on http://pubs.rsc.org | doi:10.1039/C2LC40181A.
  1. Debaditya Choudhury, William T. Ramsay, Robert Kiss, Nicholas A. Willoughby, Lynn Paterson and Ajoy K. Kar, “A 3D mammalian cell separator biochip”, Lab Chip, 12, 948, 2012.
  1. Yingying Ren, Ningning Dong, John Macdonald, Feng Chen, Huaijin Zhang, and Ajoy K. Kar, “Continuous wave channel waveguide lasers in Nd:LuVO4 fabricated by direct femtosecond laser writing”, Optics Express, 20, 1969, 2012.
  1. H. T. Bookey, R. Buczynski, A. Wischnewski, D. Pysz, R. Kasztelanic, A. J. Waddie, R. Stepien, A. K. Kar and M. R. Taghizadeh, “Near infrared transmission in dual core lead silicate photonic crystal fibres.” Optica Applicata, 42, 75, 2012.
  1. John E. McCarthy, Henry T.Bookey, Nicholas D. Psaila, Robert R. Thomson, and Ajoy K. Kar, “Mid-infrared spectral broadening in an ultrafast laser inscribed gallium lanthanum sulphide waveguide”, Optics Express, 20, 1545, 2012.
  1. Graeme Brown, Robert R. Thomson, Ajoy K. Kar, Nicholas D. Psaila, Henry T. Bookey, “Ultrafast laser inscription of Bragg-grating waveguides using the multiscan technique”, Optics Letters, 37, 491, 2012.
  1. Airán Ródenas, Guillermo Martin, Brahim Arezki, Nickolas Psaila, Gin Jose, Animesh Jha, Lucas Labadie, Pierre Kern, Ajoy Kar, and Robert Thomson, “Three-dimensional mid-infrared photonic circuits in chalcogenide glass”, Optics Letters, 37, 392, 2012.
  1. Stephen J. Beecher, Robert R. Thomson, Bishnu P. Pal, and Ajoy K. Kar, “Single stage ultrafast laser inscription of a side-polished fiber-like waveguide sensor”, IEEE Sensors Journal, 12, 5, 2012.

2011

  1. F. M. Bain, W. F. Silva, A. A. Lagatsky, R. R. Thomson, N. D. Psaila, A. K. Kar, W. Sibbett, D. Jaque and C. T. A. Brown, “Microspectroscopy of ultrafast laser inscribed channel waveguides in Yb:tungstate crystals”, Applied Physics Letters, 98, 141108, 2011.
  1. Airan Rodenas and Ajoy K. Kar, “High-contrast step-index waveguides in borate nonlinear laser crystals by 3D laser writing”, Optics Express, 19, 17820, 2011.
  1. D. Ghosh, A. Halder, M. Pal, M. Paul, H. Bookey, S. Bhadra, and A. Kar, "Fabrication of air-clad fibers for near-IR laser application," Appl. Opt. 50, E1-E6, 2011.
  1. R. R. Thomson, T. A. Birks, S. G. Leon-Saval, A. K. Kar, and J. Bland-Hawthorn, “Ultrafast laser inscription of an integrated photonic lantern”, Optics Express, 19, 5698, 2011.
  1. S. J. Beecher, R. R. Thomson, D. T. Reid, N. D. Psaila, M. Ebrahim-Zadeh, and A. K. Kar, “Strain field manipulation in ultrafast laser inscribed BiB3O6 optical waveguides for nonlinear applications”, Optics Letters, 36, 4548, 2011.
  1. A. Rodenas, A. Benayas, J. R. Macdonald, J. Zhang, D. Y. Tang, D. Jaque, and A. K. Kar, “Direct laser writing of near-IR step-index buried channel waveguides in rare earth doped YAG”, Optics Letters, 36, 3395, 2011.
  1. F. Fusari, R. R. Thomson, G. Jose, F. M. Bain, A. A. Lagatsky, N. D. Psaila, A. K. Kar, A. Jha, W. Sibbett, and C. T.A. Brown, “Lasing action at around 1:9 μm from an ultrafast laser inscribed Tm-doped glass waveguide”, Optics Letters, 36, 1566, 2011.
  1. A. Benayas, W. F. Silva, A. Ródenas, C. Jacinto, J. V. de Aldana, F. Chen, Y. Tan, R. R. Thomson, N. D. Psaila, D. T. Reid, G. A. Torchia, A. K. Kar, and D. Jaque, “Ultrafast laser writing of optical waveguides in ceramic Yb:YAG: a study of thermal and non-thermal regimes” Applied Physics A – Material Science and Processing 104, 1, 301-309 (2011)

2010

  1. Yang Tan, Airan Rodenas, Feng Chen, Robert R. Thomson, Ajoy K. Kar, Daniel Jaque, and Qingming Lu,70% slope efficiency from an ultrafast laser-written Nd:GdVO4 channel waveguide laser”, Optics Express, 18, 24994, 2010.
  1. A. Benayas, D. Jaque, Y. Yao, F. Chen, A. A. Bettiol, A. Rodenas, and A. K. Kar, “Microstructuring of Nd:YAG crystals by proton-beam writing”, Optics Letters, 35, 3898, 2010.
  1. J. R. Macdonald, R. R. Thomson, S. J. Beecher, N. D. Psaila, H. T. Bookey, and A. K. Kar “Ultrafast laser inscription of near-infrared waveguides in polycrystalline ZnSe”, Optics Letters, 35, 4036, 2010.

  1. S. J. Beecher, R. R. Thomson, N. D. Psaila, Z. Sun, T. Hasan, A. G. Rozhin, A. C. Ferrari, and A. K. Kar, “320 fs pulse generation from an ultrafast laser inscribed waveguide laser mode-locked by a nanotube saturable absorber”, Applied Physics Letters, 97, 11, 111114, 2010.
  1. E. Ramsay, R. R. Thomson, N. D. Psaila, A. K. kar and D. T. Reid, “Laser Action From an Ultrafast Laser Inscribed Nd-Doped Silicate Glass Waveguide”, IEEE Photonics Technology Letters, 22, 11, 742, 2010.
  1. R. Buczynski, H. Bookey, D. Pysz, R. Stepien, I. Kujawa, J. McCarthy, A.,Waddie, A. Kar and M. Taghizadeh, “Supercontinuum generation up to 2.5μm in photonic crystal fiber made of lead-bismuth-galate glass.” Laser Phys. Letts., 7, 666, 2010.
  1. Robert R. Thomson, Nicholas D. Psaila, Stephen J. Beecher, and Ajoy K. Kar, “Ultrafast laser inscription of a high-gain Er-doped bismuthate glass waveguide amplifier”, Optics Express, 18, 12, 13212, 2010.
  1. D. Jaque, N. D. Psaila, R. R. Thomson, F. Chen, L. M. Maestro, A. Ródenas, D. T. Reid, and A. K. Kar “Ultrafast laser inscription of bistable and reversible waveguides in strontium barium niobate crystals” D. Jaque, N. D. Psaila, R. R. Thomson, et al. Applied Physics Letters, 96, 19, 191104, 2010.

2009

  1. R. R. Thomson, A. K. Kar, and J. Allington-Smith, "Ultrafast laser inscription: an enabling technology for astrophotonics," Optics Express, 17, 1963 (2009).
  1. F. M. Bain, A. A. Lagatsky, R. R. Thomson, N. D. Psaila, N. V. Kuleshov, A. K. Kar, W. Sibbett, and C. T. A. Brown, “Ultrafast laser inscribed Yb:KGd(WO4)2 and Yb:KY(WO4)2 channel waveguide lasers” Optics Express, 17, 22417, 2009.
  1. H. T. Bookey, S. Dasgupta, N. Bezawada, B. P. Pal, A. Sysoliatin, J. E. McCarthy, M. Salganskii, V. Khopin, A. K. Kar, “Experimental demonstration of spectral broadening in an all-silica Bragg fiber.” Optics Express, 17, 17130, 2009.
  1. D. Ghosh, S. Roy, M. Pal, A. Pal,1 S. K. Bhadra, J. McCarthy, H. Bookey, and A. Kar, “Generation of supercontinuum and its theoretical study in three-ring silica microstructured optical fibers.” Applied Optics, 48, 31, G12-G20, 2009.
  1. R. Suo, J. Lousteau, H. Li, X. Jiang, K. Zhou, L. Zhang, W. N. MacPherson, H. T. Bookey, J. S. Barton, A. K. Kar, A. Jha, and I. Bennion. “Fiber Bragg gratings inscribed using 800nm femtosecond laser and a phase mask in single and multi-core mid-IR glass fibers.” Optics Express, 17, 9, 7540, 2009.
  1. R. Rangel-Rojoa, J. McCarthy, H.T. Bookey, A.K. Kar, L. Rodriguez-Fernandez, J.C. Cheang-Wong, A. Crespo-Sosa, A. Lopez-Suarez, A. Oliver, V. Rodriguez-Iglesias and H.G. Silva-Pereyra, “Anisotropy in the nonlinear absorption of elongated silver nanoparticles in silica, probed by femtosecond pulses.” Opt. Comms., 282, 1909, 2009.

2008

  1. N. D. Psaila, R. R. Thomson, H. T. Bookey, N. Chiodo, S. Shen, R. Osellame, G. Cerullo, A. Jha, and A. K. Kar, “Er:Yb-doped oxyfluoride silicate glass waveguide laser fabricated using ultrafast laser inscription”, IEEE Photonics Technology Letters, 20, 126, 2008.
  1. R. R. Thomson, A. S. Bockelt, E. Ramsay, S. Beecher, A. H. Greenaway, A. K. Kar, and D. T. Reid, "Shaping ultrafast laser inscribed optical waveguides using a deformable mirror," Optics Express, 16, 12786, 2008.

2007

  1. H. T. Bookey, J. Lousteau, A. Jha, N. Gayraud, R. R. Thomson, N. D. Psaila, H. Li, W. N. MacPherson, J. S. Barton and A. K. Kar, “Multiple rare earth emissions in a multicore tellurite fiber with a single pump wavelength.” Opt. Express, 15, 17554, 2007.
  1. S. Campbell, R. R. Thomson, D. P. Hand, A. K.Kar, D. T. Reid, C. Canalias, V. Pasiskevicius, and F. Laurell, “Frequency-doubling in femtosecond laser inscribed periodically-poled potassium titanyl phosphate waveguides”, Optics Express, 15, 17146, 2007.
  1. Nicholas D. Psaila, Robert R. Thomson, Henry T. Bookey, Shaoxiong Shen, Nicola Chiodo, Roberto Osellame, Giulio Cerullo, Animesh Jha and Ajoy K. Kar, “Supercontinuum generation in an ultrafast laser inscribed chalcogenide glass waveguide”, Optics Express, 15 , 15776, 2007.
  1. Roberto Osellame, Mirko Lobino, Nicola Chiodo, Marco Marangoni, Giulio Cerullo, Roberta Ramponi, Henry T. Bookey, Robert R. Thomson, Nicholas D. Psaila, and Ajoy K. Kar, “Femtosecond laser writing of waveguides in periodically poled lithium niobate preserving the nonlinear coefficient”, Applied Physics Letters, 90, 241107, 2007.
  1. H. T. Bookey, R. R. Thomson, N. D. Psaila, A. K. Kar, N. Chiodo, R. Osellame, and G. Cerullo, “Femtosecond Laser Inscription of Low Insertion Loss Waveguides in Z-cut Lithium Niobate”, IEEE Photonics Technology Letters, 19, 12, 892, 2007.
  1. H. X. Li, J. Lousteau, W. N. MacPherson, X. Jiang, H. T. Bookey, J. S. Barton, A. Jha and A. K. Kar. “Thermal sensitivity of tellurite and germanate optical fibers.” Opt. Express, 15, 8857, 2007.
  1. N. D. Psaila, R. R. Thomson, H. T. Bookey, A. K. Kar, N. Chiodo, R. Osellame, G. Cerullo, G. Brown, A. Jha and S. Shen, “Er:Yb-doped oxyfluoride silicate glass waveguide amplifier fabricated using femtosecond laser inscription”, Applied Physics Letters, 90, 131102, 2007.
  1. A. P. Caricato, A. Fazzi, A. Jha, A. Kar, G. Leggieri, A. Luches, M. Martino, F. Romano, S. Shen, M. Taghizadeh, R. R. Thomson and T. Tunno, “Er-doped oxyfluoride silicate thin films prepared by pulsed laser deposition”, Optics Materials, 29, 9, 1166, 2007.
  1. R. R. Thomson, H. T. Bookey, N. D. Psaila, A. Fender, S. Campbell, W. N. MacPherson, J. S. Barton, D. T. Reid, and A. K. Kar, "Ultrafast-laser inscription of a three dimensional fan-out device for multicore fiber coupling applications," Optics Express, 15, 11691, 2007.

2006

  1. N. D. Psaila, R. R. Thomson, H. T. Bookey, A. K. Kar, N. Chiodo, R. Osellame, G. Cerullo, G. Brown, A. Jha and S. Shen, “Femtosecond laser inscription of optical waveguides in Bismuth ion doped glass”, Optics Express, 14, 10452, 2006.
  1. R. R. Thomson, H. T. Bookey, N. Suyal and A. K. Kar, “Homogeneous cooperative upconversion in sol-gel fabricated erbium doped channel waveguides”, Applied Physics Letters, 89, 101108, 2006.
  1. R. R. Thomson, H. T. Bookey, N. Psaila, S. Campbell, D. T. Reid, S. Shen, A. Jha and A. K. Kar, “Internal gain from an erbium doped oxyfluoride-silicate glass waveguide fabricated using femtosecond waveguide inscription”, IEEE Photonics Technology Letters, 18, 1515, 2006.
  1. R. R. Thomson, S. Campbell, I. J. Blewett, A. K. Kar and D. T. Reid, “Optical waveguide fabrication in z-cut lithium niobate (LiNbO3) using femtosecond pulses in the low repetition rate regime”, Applied Physics Letters, 88, 111109, 2006.

Referred Conference

Quick link to Journal | Conference | Book | Thesis| Patent

2015

  1. 1. M. Mackenzie, C. Hamilton, R. Duncan and A. Kar, “Femtosecond Pumped Biological Laser,” Photonics West, 2015, SPIE BiOS 9341-11.

2014

  1. N. Jha, A. K. Kar, M. Paul, M. Pal, A. Dhar, S. Das, J. Sahu, M. N. Velazquez and H. T. Bookey, “Multicore Optical Fibers for Multi-band Laser and Amplifier”, Photonics 2014, Kharagpur, India.
  1. V. K. Jagannadh, M. Mackenzie, P. Pal, A. Kar and S. Gorthi, “Optofluidic Microscopy Using Femtosecond Micromachined Glass Microfluidics,” Photonics 2014, Kharagpur, India, T3A.6.
  1. M. D. Mackenzie, B. Rosal, D. Jaque and A. K. Kar, “Effects of flow rate on heating inside microfluidic devices,” Biophotonics symposia, Photon 14, 2014, London, UK.
  1. A. Lancaster, J. R. Macdonald1 S. J. Beecher, P. A. Berry, K. L. Schepler and A. K. Kar, “Broadly tuneable Cr2+:ZnSe channel waveguide laser,” Fibre Optics and Waveguides symposia, Photon 14, 2014, London, UK.
  1. G Demetriou, H.T Bookey and A.K Kar. “Z-scan investigation of nonlinear optical properties of a graphene Poly-Vinyl alcohol composite”, Nonlinear Photonics symposia, Photon 14, 2014, London, UK.

2013

  1. J. R. Macdonald, S. J. Beecher, P. A. Berry, K. L. Schepler, and A. K. Kar, "Widely Tunable Cr:ZnSe Channel Waveguide Laser," in Advanced Solid-State Lasers Congress, Paris (2013). Paper MW1C.5
  1. J. R. Macdonald, S. J. Beecher, P. A. Berry, K. L. Schepler, S. B. Mirov, and A. K. Kar, "Compact Cr:ZnS Channel Waveguide Laser Operating at 2360 nm," in Advanced Solid-State Lasers Congress, Paris (2013). Paper MW1C.3.
  1. A. L. Barron, A. K. Kar, G. Brown, T. J. Aspray, A. J. Waddie, M. R. Taghizadeh, and H. T. Bookey, “Optical trapping using a lensed multicore fiber,” Workshop on specialty optical fiber and their applications (WSOF), Sigtuna, Sweden (2013). Paper T1-3.
  1. Y. Y. Ren, S. J. Beecher, G. Brown, A. Ródenas, A. Lancaster, F. Chen, and A. K. Kar, “Q-switched Mode-locking of a Mid-infrared Tm:YAG Waveguide Laser with Graphene Film,” CLEO-PR&OECC/PS 2013, Kyoto, Japan (2013). Paper ThA1-3.
  1. A. L. Barron, A. K. Kar, A. J. Waddie, M. R. Taghizadeh, and H. T. Bookey, “Two dimensional trapping using four core interference from a lensed multicore fiber,” CLEO-PR&OECC/PS 2013, Kyoto, Japan (2013). Paper ThL1-4.
  1. M. D. Mackenzie, D. Choudhury, L. Paterson, R. R. Duncan and A. K. Kar, “Femtosecond Pumping of eGFP transfected Human Embryonic Kidney Cells,” CLEO-PR & OECC/PS 2013, Kyoto, Japan (2013). Poster WPJ-2.
  1. G. Brown, R. R. Thomson, S. J. Beecher, R. Mary, D. Popa, Z. Sun, F. Torrisi, T. Hasan, S. Milana, F. Bonaccorso, A. C. Ferrari and A. K. Kar, “Mode-locking Using Right-angle Waveguide Based Nanotube Saturable Absorber,” CLEO-PR&OECC/PS 2013, Kyoto, Japan (2013). Paper WA4-4.
  1. R. Mary, G. Brown, S. J. Beecher, S. Ohara, and A. K. Kar, “Passive Mode-locking of a Monolithic Waveguide Laser with Simultaneous Q-Switching,” CLEO-PR & OECC/PS 2013, Kyoto, Japan (2013). Paper WA4-5.
  1. D. Choudhury, A. Rodenas, L. Paterson, D. Jaque and A. K. Kar, “ 3D Microfabrication in YAG crystals by Direct Laser Writing and Chemical Etching,” CLEO-PR & OECC/PS 2013, Kyoto, Japan (2013). Paper WPE-14.

2012

  1. A. Ródenas, R. R. Thomson, and A. K. Kar, “Three Dimensional Mid-Infrared Photonics: Recent Progress in Ultrafast Laser Writing of Waveguides”, ECIO 2012. 16th European Conference on Integrated Optics and Technical Exhibition, Barcelona, Spain (2012)
  1. D. Choudhury, D. Jaque, A. Rodenas, W.T. Ramsay, L. Paterson and A.K. Kar, “Quantum dot thermal imaging of on-chip laser excited microfluidics”, Conference on Lasers and Electro-Optics (CLEO), San Jose, California, 2012 Paper JTh2A.7
  1. D. Choudhury, D. Jaque, A. Rodenas, W.T. Ramsay, L. Paterson and A.K. Kar, “Quantum dot nano-thermometry for optofluidic devices”, (Accepted for the Biophotonics symposia, Photon 12, Durham)
  1. J. R. Macdonald, P. A. Berry, K. L. Schelper, and A. Kar, "Directly Written Mid-Infrared Waveguides in Zinc Selenide", Lasers, Sources, and Related Photonic Devices, OSA Technical Digest (CD) (Optical Society of America, 2012), paper IF1A.3. 1st February 2012.
  1. R. Mary, S. Beecher, G. Brown, R. R. Thomson and A. K. Kar, "Yb-doped Bismuthate Glass waveguide laser fabricated by Ultrafast Laser Inscription", Lasers, Sources, and Related Photonic Devices, OSA Technical Digest (CD) (Optical Society of America, 2012), paper AM4A.14. 30th January 2012.
  1. A. L. Barron, A. K. Kar and H. T. Bookey, “Lensed Multi-core Fiber for Interferometric Optical Tweezing Applications,” Conference on Lasers and Electro-Optics (CLEO), San Jose, California, 2012 Paper CTh1G.7.
  1. A. L. Barron, A. K. Kar and H. T. Bookey, “Multi-beam interference from lensed multicore fibre probes,” (Accepted for the Fibre Optic and Waveguides symposia, Photon 12, Durham).
  1. R. Mary, S. J. Beecher, G. Brown, S. Ohara, and A. K. Kar, “Passive Q-switched Mode-Locking in a Ytterbium Doped Bismuthate Planar Waveguide Laser,” (Accepted for the Fibre Optic and Waveguides symposia, Photon 12, Durham).
  1. Y. Y. Ren, S. J. Beecher, G. Brown, A. Rodenas, F. Chen, A. K. Kar, “Near-IR to Mid-IR Multimode Waveguides in Rare-Earth doped YAG by Ultrafast Laser Inscription”, Conference on Lasers and Electro-Optics (CLEO), San Jose, California, 2012 Paper CTU1J.3.
  1. Y. Y. Ren, S. J. Beecher, G. Brown, A. Rodenas, F. Chen, A. K. Kar, “Tm:YAG Waveguide Laser Fabricated by Ultrafast Laser Inscription,” (Accepted for the Fibre Optic and Waveguides symposia, Photon 12, Durham).

2011

  1. A. Ródenas, B. Arezki, G. Martin, J. McCarthy, H. Bookey, A. Kar, P. Kern, and R. Thomson, “Ultrafast Laser Inscription of Mid-IR Integrated Optics,” Lasers and Electro-Optics Europe (CLEO EUROPE/EQEC), 2011 Conference on and 12th European Quantum Electronics Conference, Munich, Germany, 2011.
  1. A.K. Kar, “Femtosecond-laser-written Optical Waveguides for Optical Communications and Biophotonic Applications”, Theme meeting on Laser Glass Science and Technology, 1 and 2 March 2011, Tirupati, 2011. [Invited]
  1. D. Choudhury, W.T. Ramsay, N.A. Willoughby, L. Paterson and A.K. Kar, “Ultrafast laser inscription: science today, technology tomorrow”, SPIE Proceedings Vol. 8307, Passive Components and Fiber-Based Devices VIII 83070D, 29 November 2011.
  1. D. Choudhury, W.T. Ramsay, G. Brown, N.D. Psaila, S. Beecher, R.R. Thomson, R. Kiss, S. Pells, N.A. Willoughby, L. Paterson and A.K. Kar, “A femtosecond laser inscribed biochip for stem cell therapeutic applications”, Photonics West, San Francisco 2011, SPIE Proceedings Vol. 7929, Microfluidics, BioMEMS, and Medical Microsystems IX 79290P, 14 February 2011.
  1. D. Choudhury, W.T. Ramsay, N.A. Willoughby, L. Paterson and A.K. Kar, “Femtosecond laser microfabrication enabled 3D cell sorting biochip”, Lab on a Chip World Congress, San Francisco, California, 29th-30th September, 2011.
  1. P. Berry, J. MacDonald, A. Kar, and K. Schepler, "Ultrafast Laser Inscription of Waveguide Structures in Cr2+:ZnSe", Advances in Optical Materials, OSA Technical Digest (CD) (Optical Society of America, 2011), paper AIFB5. 16th February 2011.
  1. S. J. Beecher, R. R. Thomson and A. K. Kar, "The Evanescent Interaction of an Ultrafast Laser Inscribed Optical Waveguide," in CLEO, OSA Technical Digest (CD) (Optical Society of America, 2011), JTuH6.

2010

  1. E. Ramsey, R. R. Thomson, N. D. Psaila, A. K. Kar and D. T. Reid, “Ultrafast Laser Inscribed Nd-Doped Silicate Glass Waveguide Laser,” (Accepted for presentation at the Conference on Lasers and Electro-Optics (CLEO), San Jose, California, 2010
  1. S. J. Beecher, R. R. Thomson, N. D. Psaila, D. T. Reid, A. K. Kar and M. Ebrahim-Zadeh, “Strain Field Manipulation in Ultrafast Laser Inscribed Nonlinear BiB3O6 Optical waveguides,” (Accepted for presentation at the Conference on Lasers and Electro-Optics (CLEO), San Jose, California, 2010.
  1. S. J. Beecher, R. R. Thomson, N. D. Psaila, A. K. Kar, Z. Sun, T. Hasan, A. G. Rozhin and A. Ferrari, “420 fs Pulses from an Ultrafast Laser Inscribed Waveguide Laser Utilizing a Carbon Nanotube Saturable Absorber,” (Accepted for presentation at the Conference on Lasers and Electro-Optics (CLEO), San Jose, California, 2010.
  1. F. Fusari, R. R. Thomson, G. Jose, F. M. Bain, A. A. Lagatsky, N. D. Psaila, A. K. Kar, A. Jha, W. Sibbett and C. T. A. Brown, “Ultrafast laser inscribed Tm3+:Germanate glass waveguide laser at 1.9 μm,” (Accepted for presentation at the Conference on Lasers and Electro-Optics (CLEO), San Jose, California, 2010.
  1. F. M. Bain, A. A. Lagatsky, W. F. Silva, D. Jaque, R. R. Thomson, N. D. Psaila, A. K. Kar, W. Sibbett and C. T. A. Brown, “Micro-luminescence and micro-Raman measurements of Ultrafast Laser inscribed Yb:KGd(WO4)2 and Yb:KY(WO4)2 channel waveguides,” (Accepted for presentation at the Conference on Lasers and Electro-Optics (CLEO), San Jose, California, 2010.
  1. R. R. Thomson, G. Brown, A. K. Kar, T. A. Birks, and J. Bland-Hawthorn, "An Integrated Fan-Out Device for Astrophotonics," in Frontiers in Optics, OSA Technical Digest (CD) (Optical Society of America, 2010), paper PDPA3; Rochester, 2010.
  1. “Femtosecond-laser-written optical waveguides for optical communications and biophotonic applications”, A K Kar, Photonics North June 1 - 3 in Niagara Falls, 2010. [Plenary presentation]
  1. “Laser written photonic devices”, International Workshop and Symposium on the Synthesis and Characterization of Glass/Glass-Ceramics (IWSSCGGC-2010) from 7th July to 10th July, Pune, 2010. [Invited]
  1. A.K. Kar, “Femtosecond-laser-written optical waveguides for optical communications and biophotonic applications” 2010 International Conference in Optics and Photonics in Taiwan, 3-4 December, Tainan 2010. [Invited]
  1. D. Choudhury, T. Grunemann, S. Beecher, R.R. Thomson, N.D. Psaila, G. Brown, A.K. Kar and L. Paterson, Femtosecond laser inscription of integrated biochips for cell analyses”, Photon 10, Southampton, August 2010.
  1. D. Choudhury, W.T. Ramsay, G. Brown, N.D. Psaila, S. Beecher, R.R. Thomson, L. Paterson and A.K. Kar, “A femtosecond laser inscribed continuous flow biochip for stem cell therapeutic applications”, Photonics 2010, Indian Institute of Technology, Guwahati, 11th -16th December, 2010.
  1. G. Brown, R. Thomson, N. Psaila, H.  Bookey, A. Kar, “High strength Bragg gratings in femtosecond laser written, multiscan waveguides.”   Photonics 2010.  Indian Institute of Technology, Guwahati, 11th -16th December, 2010.
  1. D. Choudhury, W.T. Ramsay, N.D. Psaila, G. Brown, S. Beecher, R.R. Thomson, R. Kiss, S. Pells, N.A. Willoughby, L. Paterson and A.K. Kar, “ Sorting stem cells using a femtosecond laser inscribed biochip”, 23rd Annual Meeting of the IEEE Photonics Society, Denver, Colorado, Pages 216-217, 7th-11th November, 2010.
  1. J. R. Macdonald, R. R. Thomson, N. D. Psaila, S. J. Beecher, H. T. Bookey, A. K. Kar, "Ultrafast laser inscription of low loss waveguides in polycrystalline ZnSe”, 23rd Annual Meeting of the IEEE Photonics Society, Denver, Colorado, Pages 56-57, 7th-11th November, 2010.
  1. J. E. McCarthy, H. T. Bookey, N. D. Psaila, R. R. Thomson, A. K. Kar, “Mid-Infrared guiding and Nonlinear Spectral Broadening in Ultrafast Laser Inscribed Gallium Lanthanum Sulphide.” pp. 538-539, 23rd Annual Meeting of the IEEE Photonics-Society, NOV 07-11, 2010, Denver, CO.
  1. D. Ghosh, H. T. Bookey, M. Pal, M. C. Paul, S. K. Bhadra, A. K. Kar, “Characterisation of Yb-Tm co-doped air-clad fibers for 2 mu m laser applications.” pp. 510-511, 23rd Annual Meeting of the IEEE Photonics-Society, NOV 07-11, 2010, Denver, CO.
  1. R. R. Thomson, S. Beecher, N. D. Psaila and A. K. Kar, "Ultrafast Laser Inscription of a High Gain Er-Doped Bismuthate Glass Waveguide Amplifier," in Advanced Solid-State Photonics (ASSP), OSA Technical Digest Series (CD) (Optical Society of America, 2010), AWB7.

2009

  1. H. T. Bookey, R. R. Thomson, N. D. Psaila, A. K. Kar, J. Lousteau, A. Jha, H. Li, W. N. MacPherson, J. S. Barton, “Tellurite Multicore Fibers: Towards Multifunctional Fiber Devices.” International Conference on Advanced Infocomm Technology, Xi’an, China, 7th-9th July, 2009 (Invited Talk).
  1. A. M. Malyarevich, K. V. Yumashev, A. A. Lagatsky, F. M. Bain, C. T. A. Brown, W. Sibbett, R. R. Thomson, A. K. Kar, A. A. Onushchenko, A. A. Zhilin, and A. A. Lipovskii, "Optical Waveguides in Glasses Doped with Lead Sulfide Quantum Dots," Physics, Chemistry and Application of Nanostructures, pp. 140-143, 2009.
  1. F.M. Bain, A.A. Lagatsky, W. Sibbett, C.T.A. Brown, R.R. Thomson, N. D. Psaila, A.K. Kar and N.V. Kuleshov, “Yb:KGd(WO4)2 channel waveguide laser fabricated by ultrafast laser writing” European Conference on Lasers and Electro-Optics (CLEO-Europe), Munich, Germany, 2009.
  1. “Laser inscribed optical waveguides and devices” , A K Kar, International conference in Optics and Photonics, Chandigargh, October 30 to 1 November 2009 [Invited]
  1. “Femtosecond-laser-written optical waveguides for optical communications and biophotonic applications”, A K Kar, ISMOT 2009 [Invited]
  1. “Laser written optical waveguides and devices” A K Kar, Mid-Infrared Coherent sources (MICS’2009) Trouville Deauville (France) 8-12 June 2009. [Invited]

2008

  1. R. Osellame, N. Chiodo, M. Lobino, M. Marangoni, G. Cerullo, R. Ramponi, H. T. Bookey, R. R. Thomson, N. D. Psaila, A. K. Kar, "Efficient second harmonic generation in femtosecond laser written optical waveguides on periodically poled lithium niobate,” Proc. SPIE 6881, 688112 (2008).
  1. H. T. Bookey, R. R. Thomson, N. D. Psaila, A. K. Kar, J. Lousteau, A. Jha, N. Gayraud, H. Li, W. N. MacPherson, J. S. Barton, “Three-Core Tellurite Fiber with Multiple Rare Earth Emission.” Conference on Lasers and Electro-Optics (CLEO), San Jose, California, 2008, (Oral presentation), Paper CFS5
  1. R. R. Thomson, N. D. Psaila, H. T. Bookey, A. K. Kar, N. Chiodo, R. Osellame, G. Cerullo, S. Shen, A. Jha, " Probing the 4I13/2 level lifetime of Er-ions embedded in ultrafast laser inscribed waveguides,” Conference on Lasers and Electro-Optics (CLEO), San Jose, California, 2008, (Poster presentation), Paper JWA75.
  1. N. Psaila, R. R. Thomson, H. T. Bookey, A. K. Kar, Y. Fujimoto, M. Nakatsuka, N. Chiodo, R. Osellame, G. Cerullo, " Ultra broadband gain from a bismuth-doped glass waveguide fabricated using ultrafast laser inscription,” Conference on Lasers and Electro-Optics (CLEO), San Jose, California, 2008, (Poster presentation), Paper JThA47.
  1. R. R. Thomson, H. T. Bookey, N. D. Psaila, A. Fender, S. Campbell, W. N. MacPherson, J. S. Barton, D. T. Reid, and A. K. Kar, "Ultrafast-laser inscription of a three dimensional fan-out device for multicore fiber coupling applications," Conference on Lasers and Electro-Optics (CLEO), San Jose, California, 2008, (Poster presentation), Paper JWA62.
  1. N. D. Psaila, R. R. Thomson, H. T. Bookey, A. K. Kar, N. Chiodo, R. Osellame, G. Cerullo, S. Shen, A. Jha, "Waveguide fabrication and supercontinuum generation in an ultrafast laser inscribed chalcogenide glass waveguide,” Conference on Lasers and Electro-Optics (CLEO), San Jose, California, 2008, (Oral presentation), Paper CMDD4.
  1. R. R. Thomson, N. Psaila, H. T. Bookey, D. T. Reid, A. K. Kar, N. Chiodo, R. Osellame, G. Cerullo, “Ultrafast laser inscription of active and passive waveguide devices,” Photon 08, Edinburgh, 2008, (Oral presentation)
  1. N. D. Psaila, R. R. Thomson, H. T. Bookey, A. K. Kar, Y. Fujimoto, M. Nakatsuka, N. Chiodo, R. Osellame, G. Cerullo, " Ultra broadband gain from a bismuth-doped glass waveguide fabricated using ultrafast laser waveguide inscription,” Photon 08, Edinburgh, 2008, (Poster presentation)
  1. N. D. Psaila, R. R. Thomson, H. T. Bookey, A. K. Kar, N. Chiodo, R. Osellame, G. Cerullo, "Fabrication and characterisation of waveguides in Gallium-lanthanum-sulphide chalcogenide glass using ultrafast laser waveguide inscription,” Photon 08, Edinburgh, 2008, (Poster presentation)
  1. “Femtosecond inscription of photonic devices”, A K Kar, National Conference On Advanced Materials, Devices And Technologies [NCAMDT-2008], Tirupati, 20 to 22 February 2008.
  1. H. T. Bookey, J. McCarthy, A.K. Kar, B. P. Pal, S. Dasgupta, E. Dianov, M. Likhachev, and A. A. Sysoliatin, 2008, “Nonlinear spectral broadening of femto second pulses in a Bragg fiber: experimental demonstration”, XI International Conference on Fiber Optics and Photonics PHOTONICS’2008, New Delhi, December 14th -17th , 2008.

2007

  1. “Er:Yb-Doped Waveguide Amplifier Fabricated in Oxyfluoride Silicate Glass Using Femtosecond Laser Inscription”, N. D. Psaila, R. R. Thomson, H. T. Bookey, Ajoy K. Kar, N. Chiodo, R. Osellame, G. Cerullo, A. Jha, S. Shen, , Conference on Lasers and Electro-Optics (CLEO) Baltimore, Maryland, 2007, (Poster presentation), Paper JTuA64.
  1. “Femtosecond Laser Inscription of Optical Waveguides in Bismuth Ion Doped Glass”, N. D. Psaila, R. R. Thomson, H. T. Bookey, Ajoy K. Kar, N. Chiodo, R. Osellame, G. Cerullo, G. Brown, S. Shen, A. Jha, Conference on Lasers and Electro-Optics (CLEO) Baltimore, Maryland, 2007, (Oral presentation), Paper CTuII5.
  1. “Frequency Doubling in Femtosecond-Written Periodically-Poled Potassium Titanyl Phosphate Waveguides”, S. C. Campbell, R.R. Thomson, D.P. Hand, A.K. Kar, D.T. Reid, C. Canalias and F. Laurell, Conference on Lasers and Electro-Optics (CLEO) Baltimore, Maryland, 2007, (Oral presentation), Paper CMB1.
  1. “Low Insertion Loss Waveguides in Lithium Niobate using Multi-Scan Femtosecond Inscription”, H.T. Bookey, R.R. Thomson, N.D. Psaila, A.K. Kar, N. Chiodo, R. Osellame and G. Cerullo, Conference on Lasers and Electro-Optics (CLEO) Baltimore, Maryland, 2007, (Oral presentation), Paper CThM4.
  1. “Femtosecond inscription of photonic devices”, A.K. Kar, "National conference on recent trends in Optoelectronics and Laser technology" Trivandrum 8 to 11 April 2007. [Invited]
  1. “Frequency Doubling in Femtosecond-Written Periodically-Poled Potassium Titanyl Phosphate Waveguides”, S. C. Campbell, R.R. Thomson, D.P. Hand, A.K. Kar, D.T. Reid, C. Canalias and F. Laurell, Conference on Lasers and Electro-Optics (CLEO) Europe, Munich, 2007, (Oral presentation), Paper CD8-5-THU.
  1. “Multi-scan femtosecond laser waveguide inscription in z-cut lithium niobate”, H.T. Bookey, R.R. Thomson, N.D. Psaila, A.K. Kar, N. Chiodo, R. Osellame and G. Cerullo, Conference on Lasers and Electro-Optics (CLEO)/Pacific Rim 2007, Seoul 2007 (Oral Presentation), Paper TuD2-2.
  1. “Laser Action from an Er:Yb-doped Oxyfluoride Silicate Glass Waveguide Fabricated using Femtosecond Laser Inscription”, N. D. Psaila, R. R. Thomson, H. T. Bookey, Ajoy K. Kar, N. Chiodo, R. Osellame, G. Cerullo, G. Brown, S. Shen, A. Jha, Conference on Lasers and Electro-Optics (CLEO)/Pacific Rim 2007, Seoul 2007 (Oral Presentation), Paper TuD2-3.
  1. “Femtosecond inscription of photonic devices”, A K Kar, International Conference on Microwaves and Optoelectronics(ICMO–2007), Aurangabad, 17-20 December, 2007 [Invited].

2006

  1. "Active waveguide fabrication in erbium doped oxyfluoride-silicate glass usingfemtosecond pulses," R. R. Thomson, H. T. Bookey, N. Psaila, S. Campbell, D. T. Reid, A.K. Kar, S. Shen, A. Jha presented at the Conference on Lasers and Electro Optics (CLEO) Long-beach, California, 2006, (Oral presentation), Paper CWD5.
  1. “Ultrafast nonlinear spectroscopy”, A.K. Kar, International Symposium on Materials and Devices for Nonlinear Optics" Dingle, Co. Kerry, Ireland, 27 to 30 June 2006. [Invited]
  1. “Femtosecond inscription of photonic devices”, A.K. Kar, Photonics 2006, Hyderabad 13 to 16 December 2006. [Invited]

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Book chapters

  1. R. R. Thomson, N. D. Psaila, H. T. Bookey, D. T. Reid and A. K. Kar, “Controlling the cross-section of ultrafast laser inscribed optical waveguides,” to appear as a chapter in the upcoming book, “Femtosecond laser micromachining: photonic and microfluidic devices in transparent materials” which will be published by Springer later this year. (Invited)

Patent

  1. R. R. Thomson, H. T. Bookey, N. D. Psaila, A. K. Kar, GB Patent Application [GB0711822.7]

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