Ajoy Kar
Ajoy Kar
Professor of Physics, Heriot Watt University
Verified email at hw.ac.uk - Homepage
TitleCited byYear
Ultrafast laser inscription of an integrated photonic lantern
RR Thomson, TA Birks, SG Leon-Saval, AK Kar, J Bland-Hawthorn
Optics express 19 (6), 5698-5705, 2011
1832011
Optical waveguide fabrication in -cut lithium niobate using femtosecond pulses in the low repetition rate regime
RR Thomson, S Campbell, IJ Blewett, AK Kar, DT Reid
Applied Physics Letters 88 (11), 111109, 2006
1662006
Ultrafast-laser inscription of a three dimensional fan-out device for multicore fiber coupling applications
RR Thomson, HT Bookey, ND Psaila, A Fender, S Campbell, ...
Optics express 15 (18), 11691-11697, 2007
1462007
Three-dimensional mid-infrared photonic circuits in chalcogenide glass
A Ródenas, G Martin, B Arezki, N Psaila, G Jose, A Jha, L Labadie, ...
Optics Letters 37 (3), 392-394, 2012
1282012
Tellurite glasses for broadband amplifiers and integrated optics
S Shen, A Jha, X Liu, M Naftaly, K Bindra, HJ Bookey, AK Kar
Journal of the American Ceramic Society 85 (6), 1391-1395, 2002
1282002
Ultrafast laser inscription: perspectives on future integrated applications
D Choudhury, JR Macdonald, AK Kar
Laser & Photonics Reviews 8 (6), 827-846, 2014
1242014
1.5 GHz picosecond pulse generation from a monolithic waveguide laser with a graphene-film saturable output coupler
R Mary, G Brown, SJ Beecher, F Torrisi, S Milana, D Popa, T Hasan, ...
Optics express 21 (7), 7943-7950, 2013
1092013
Nonlinear optical properties of chalcogenide glasses: Observation of multiphoton absorption
KS Bindra, HT Bookey, AK Kar, BS Wherrett, X Liu, A Jha
Applied Physics Letters 79 (13), 1939-1941, 2001
1062001
Femtosecond laser writing of waveguides in periodically poled lithium niobate preserving the nonlinear coefficient
R Osellame, M Lobino, N Chiodo, M Marangoni, G Cerullo, R Ramponi, ...
Applied physics letters 90 (24), 241107, 2007
1012007
Optical limiting properties of a zinc porphyrin polymer and its dimer and monomer model compounds
FM Qureshi, SJ Martin, X Long, DDC Bradley, FZ Henari, WJ Blau, ...
Chemical physics 231 (1), 87-94, 1998
1011998
Supercontinuum generation up to 2.5 μm in photonic crystal fiber made of lead-bismuth-galate glass
R Buczynski, HT Bookey, D Pysz, R Stepien, I Kujawa, JE McCarthy, ...
Laser Physics Letters 7 (9), 666, 2010
972010
Er: Yb-doped oxyfluoride silicate glass waveguide amplifier fabricated using femtosecond laser inscription
ND Psaila, RR Thomson, HT Bookey, AK Kar, N Chiodo, R Osellame, ...
Applied Physics Letters 90 (13), 131102, 2007
942007
Optical bistability in InSb at room temperature with two‐photon excitation
AK Kar, JGH Mathew, SD Smith, B Davis, W Prettl
Applied Physics Letters 42 (4), 334-336, 1983
911983
70% slope efficiency from an ultrafast laser-written Nd: GdVO 4 channel waveguide laser
Y Tan, A Rodenas, F Chen, RR Thomson, AK Kar, D Jaque, Q Lu
Optics express 18 (24), 24994-24999, 2010
872010
Ultrafast laser inscribed Yb: KGd (WO 4) 2 and Yb: KY (WO 4) 2 channel waveguide lasers
FM Bain, AA Lagatsky, RR Thomson, ND Psaila, NV Kuleshov, AK Kar, ...
Optics express 17 (25), 22417-22422, 2009
862009
Supercontinuum generation in an ultrafast laser inscribed chalcogenide glass waveguide
ND Psaila, RR Thomson, HT Bookey, S Shen, N Chiodo, R Osellame, ...
Optics express 15 (24), 15776-15781, 2007
812007
Ultra-short pulsed laser ablation of polymers
AA Serafetinides, MI Makropoulou, CD Skordoulis, AK Kar
Applied surface science 180 (1-2), 42-56, 2001
732001
Near-infrared optical nonlinearities in amorphous chalcogenides
R Rangel-Rojo, T Kosa, E Hajto, PJS Ewen, AE Owen, AK Kar, ...
Optics communications 109 (1-2), 145-150, 1994
711994
Ultrafast laser inscription: an enabling technology for astrophotonics
RR Thomson, AK Kar, J Allington-Smith
Optics express 17 (3), 1963-1969, 2009
692009
Mid-infrared waveguide lasers in rare-earth-doped YAG
Y Ren, G Brown, A Ródenas, S Beecher, F Chen, AK Kar
Optics letters 37 (16), 3339-3341, 2012
662012
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