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Simulations of Pump Absorption in Tandem-Pumped Octagon Double-Clad Fibers

IEEE Photonics Journal, 13(2021) -

Authors : ['Grabner, M., Nithyanandan, K., Peterka, P., Koska, P., Jasim, A.A., Honzatko, P.']
2021 Article
A theoretical study on the supercontinuum generation in a novel suspended liquid core photonic crystal fiber

Applied Physics B: Lasers and Optics, 126(2020) -

Authors : ['Sharafali, A., Nithyanandan, K.']
2020 Article
Active optical fibers and components for fiber lasers emitting in the 2-�m spectral range

Materials, 13(2020) 1 - 15

Authors : ['Todorov, F., Aubrecht, J., Peterka, P., Schreiber, O., Jasim, A.A., Mr�zek, J., Podrazk�, O., Kamr�dek, M., Kanagaraj, N., Gr�bner, M., Baravets, Y., Cajzl, J., Ko�ka, P., Fi�ar, A., Ka��k, I., Honz�tko, P.']
2020 Article
Numerical modelling of pump absorption in coiled and twisted double-clad fiber: A prospect for tandem pumped fiber laser

Proceedings of SPIE - The International Society for Optical Engineering, 11355(2020) -

Authors : ['Gr�bner, M., Nithyanandan, K., Peterka, P., Ko�ka, P., Honz�tko, P., Jasim, A.A.']
2020 Conference Paper
All-fiber mode-locked thulium doped fiber laser using a novel femtosecond laser inscribed 450 tilted fiber grating

Optics InfoBase Conference Papers, Part F140-CLEO_Europe 2019(2019) -

Authors : ['Theodosiou, A., Aubrecht, J., Kanagaraj, N., Peterka, P., Kalli, K., Ka��k, I., Honz�tko, P.']
2019 Conference Paper
Optimization of acousto-optic frequency combs

Optics InfoBase Conference Papers, Part F143-EQEC 2019(2019) -

Authors : ['Nithyanandan, K., Djevarhidjian, L., Duran, V., Schn�belin, C., Guillet de Chatellus, H.']
2019 Conference Paper
Enhanced pump absorption efficiency in coiled and twisted double-clad fibers for fiber lasers

International Conference on Transparent Optical Networks, 2019-July(2019) -

Authors : ['Peterka, P., Ko�ka, P., Jasim, A.A., Kanagaraj, N., Aubrecht, J., Kamr�dek, M., Podrazk�, O., Todorov, F., Ka�ik, I., Honz�tko, P.']
2019 Conference Paper
All-fiber mode-locked thulium doped fiber laser using a novel femtosecond laser inscribed 45� tilted fiber grating

2019 Conference on Lasers and Electro-Optics Europe and European Quantum Electronics Conference, CLEO/Europe-EQEC 2019, (2019) -

Authors : ['Theodosiou, A., Aubrecht, J., Kanagaraj, N., Peterka, P., Kalli, K., Ka��k, I., Honz�tko, P.']
2019 Conference Paper
Self-similar pulse compression by defective core photonic crystal fiber with cubic�quintic nonlinearities

Optik, 178(2019) 591 - 601

Authors : ['Sharafali, A., Nithyanandan, K., Porsezian, K.']
2019 Article
Pulse compression in defective core photonic crystal fiber

Proceedings of SPIE - The International Society for Optical Engineering, 11029(2019) -

Authors : ['Nithyanandan, K., Sharafali, A.']
2019 Conference Paper
Buildup of noise-like pulses in ultrafast fiber lasers

2019 Conference on Lasers and Electro-Optics Europe and European Quantum Electronics Conference, CLEO/Europe-EQEC 2019, (2019) -

Authors : ['Kanagaraj, N., Wang, Z., Coillet, A., Tchofo-Dinda, P., Grelu, P.']
2019 Conference Paper
A theoretical study on the continuum generation in a defective core photonic crystal fiber

Advanced Solid State Lasers - Proceedings Laser Congress 2019 (ASSL, LAC, LS and C), (2019) -

Authors : ['Nithyanandan, K., Sharafali, A., Peterka, P.']
2019 Conference Paper
Energy diagram and stability range of families of soliton molecules in fibers

Optical and Quantum Electronics, 51(2019) -

Authors : ['Moubissi, A.-B., Ekogo, T.B., Moussambi Membetsi, Z.H., Nithyanandan, K., Nse Biyogh�, S.']
2019 Article
Instabilities and solitons in systems with spatio-temporal dispersions and non paraxial approximations

Optik, 182(2019) 1120 - 1130

Authors : ['Kumar, M., Nithyanandan, K., Triki, H., Porsezian, K.']
2019 Article
Buildup of noise-like pulses in ultrafast fiber lasers

Optics InfoBase Conference Papers, Part F143-EQEC 2019(2019) -

Authors : ['Kanagaraj, N., Wang, Z., Coillet, A., Tchofo-Dinda, P., Grelu, P.']
2019 Conference Paper
Optimization of acousto-optic optical frequency combs

Optics Express, 27(2019) 14842 - 14852

Authors : ['Kanagaraj, N., Djevarhidjian, L., Duran, V., Schnebelin, C., De Chatellus, H.G.']
2019 Article
Phase dynamics of inhomogeneous Manakov vector solitons

Physical Review E, 100(2019) -

Authors : ['Musammil, N.M., Subha, P.A., Nithyanandan, K.']
2019 Article
Ultra-broadband continuum generation in silica based defective core photonic crystal fiber

Optik, 191(2019) 121 - 131

Authors : ['Sharafali, A., Nithyanandan, K.']
2019 Article
Dynamics of distorted and undistorted soliton molecules in a mode-locked fiber laser

Physical Review A, 99(2019) -

Authors : ['Igbonacho, J., Nithyanandan, K., Krupa, K., Dinda, P.T., Grelu, P., Moubissi, A.B.']
2019 Article
Optical Frequency Combs Generated by Acousto-Optic Frequency-Shifting Loops

IEEE Photonics Technology Letters, 31(2019) 1878 - 1881

Authors : ['Duran, V., De Chatellus, H.G., Schnebelin, C., Nithyanandan, K., Djevarhidjian, L., Clement, J., Fernandez-Pousa, C.R.']
2019 Article
Optimization of acousto-optic frequency combs

2019 Conference on Lasers and Electro-Optics Europe and European Quantum Electronics Conference, CLEO/Europe-EQEC 2019, (2019) -

Authors : ['Nithyanandan, K., Djevarhidjian, L., Duran, V., Schn�belin, C., De Chatellus, H.G.']
2019 Conference Paper
A theoretical study on the continuum generation in a defective core photonic crystal fiber

Optics InfoBase Conference Papers, Part F139-ASSL 2019(2019) -

Authors : ['Nithyanandan, K., Sharafali, A., Peterka, P.']
2019 Conference Paper
All fiber mode-locked thulium-doped fiber laser using a novel femtosecond-laser-inscribed 45�-plane-by-plane-tilted fiber grating

Laser Physics Letters, 16(2019) -

Authors : ['Kanagaraj, N., Theodosiou, A., Aubrecht, J., Peterka, P., Kamradek, M., Kalli, K., Kasik, I., Honzatko, P.']
2019 Article
Optical soliton molecular complexes in ultrafast fiber lasers

Optics InfoBase Conference Papers, Part F143-EQEC 2019(2019) -

Authors : ['Kanagaraj, N., Wang, Z., Coillet, A., Tchofo-Dinda, P., Grelu, P.']
2019 Conference Paper
Chirped self-similar solitary waves for the generalized nonlinear Schr�dinger equation with distributed two-power-law nonlinearities

Physical Review E, 100(2019) -

Authors : ['Triki, H., Porsezian, K., Senthilnathan, K., Nithyanandan, K.']
2019 Article
Optical soliton molecular complexes in a passively mode-locked fibre laser

Nature Communications, 10(2019) -

Authors : ['Wang, Z.Q., Nithyanandan, K., Coillet, A., Tchofo-Dinda, P., Grelu, P.']
2019 Article
Optimization of acousto-optic frequency combs for multi-heterodyne spectroscopy

Optics InfoBase Conference Papers, Part F115-LS 2018(2018) -

Authors : ['Nithyanandan, K., Djevarhidjian, L., Duran Bosch, V., Schn�belin, C., Kassi, S., M�jean, G., Romanini, D., Guillet De Chatellus, H.']
2018 Conference Paper
Vibrations and oscillations of tri-soliton molecules in a mode-locked fiber laser

Optics InfoBase Conference Papers, Part F108-NP 2018(2018) -

Authors : ['Igbonacho, J., Nithyanandan, K., Krupa, K., Tchofo Dinda, P., Grelu, P.']
2018 Conference Paper
Self-heterodyne and dual-comb spectroscopy using acousto-optic frequency combs

2018 Conference on Lasers and Electro-Optics, CLEO 2018 - Proceedings, (2018) -

Authors : ['Bosch, V.D., Djevarhidjian, L., Schnebelin, C., Nithyanandan, K., Kassi, S., Mejean, G., Romanini, D., De Chatellus, H.G.']
2018 Conference Paper
Bistability in oppositely directed coupler with negative index material channel

Optics InfoBase Conference Papers, Part F98-BGPPM 2018(2018) -

Authors : ['Nithyanandan, K., Ali, A.K.S., Dinda, P.T., Grelu, P.']
2018 Conference Paper
Spotlighting phase separation in Rashba spin-orbit coupled Bose-Einstein condensates in two dimensions

Journal of Physics Communications, 2(2018) -

Authors : ['Bhuvaneswari, S., Nithyanandan, K., Muruganandam, P.']
2018 Article
Black and gray soliton interactions and cascade compression in the variable coefficient nonlinear Schr�dinger equation

Optik, 159(2018) 176 - 188

Authors : ['Musammil, N.M., Subha, P.A., Nithyanandan, K.']
2018 Article
Influence of spatial delay on the modulational instability in a composite system with a controllable nonlinearity

Physical Review E, 97(2018) -

Authors : ['Kumar, M., Nithyanandan, K., Porsezian, K.']
2018 Article
Self-heterodyne and dual-comb spectroscopy using acoustooptic frequency combs

Optics InfoBase Conference Papers, Part F92-CLEO_AT 2018(2018) -

Authors : ['Duran Bosch, V., Djevarhidjian, L., Schne�belin, C., Nithyanandan, K., Kassi, S., Me�jean, G., Romanini, D., Guillet de Chatellus, H.']
2018 Conference Paper
Dispersion relations and band gaps in wave number or frequency in the linear and nonlinear regimes for a coupled system with no paraxial approximation

AIP Conference Proceedings, 1942(2018) -

Authors : ['Kumar, M., Porsezian, K., Nithyanandan, K.']
2018 Conference Paper
Multistability and switching in oppositely-directed saturated coupler

Optics Communications, 416(2018) 145 - 151

Authors : ['Nithyanandan, K., Shafeeque Ali, A.K., Porsezian, K., Nishad, M.P.M., Tchofo Dinda, P., Grelu, P.']
2018 Article
Multistability in directional coupler with negative index material channel

Optics InfoBase Conference Papers, Part F125-JSAP 2018(2018) -

Authors : ['Nithyanandan, K.']
2018 Conference Paper
Real-Time Observation of Internal Motion within Ultrafast Dissipative Optical Soliton Molecules

Physical Review Letters, 118(2017) -

Authors : ['Krupa, K., Nithyanandan, K., Andral, U., Tchofo-Dinda, P., Grelu, P.']
2017 Article
Vector dynamics of incoherent dissipative optical solitons

Optica, 4(2017) 1239 - 1244

Authors : ['Krupa, K., Nithyanandan, K., Grelu, P.']
2017 Article
Observation of optical bistability in oppositely directed coupler

Optics InfoBase Conference Papers, Part F78-JSAP 2017(2017) -

Authors : ['Nithyanandan, K.']
2017 Conference Paper
Ultrashort dark solitons interactions and nonlinear tunneling in the modified nonlinear Schr�dinger equation with variable coefficient

Optical Fiber Technology, 37(2017) 11 - 20

Authors : ['Musammil, N.M., Porsezian, K., Nithyanandan, K., Subha, P.A., Tchofo Dinda, P.']
2017 Article
Optical bistability in dual core directional coupler with negative index material channel

Optics InfoBase Conference Papers, Part F66-FiO 2017(2017) -

Authors : ['Nithyanandan, K.']
2017 Conference Paper
Dynamics of vector dark solitons propagation and tunneling effect in the variable coefficient coupled nonlinear schr�dinger equation

Chaos, 27(2017) -

Authors : ['Musammil, N.M., Porsezian, K., Subha, P.A., Nithyanandan, K.']
2017 Article
A theoretical study on threshold conditions of modulation instability in oppositely directed couplers

Journal of Optics (United Kingdom), 18(2016) -

Authors : ['Porsezian, K., Ali, A.K.S., Nithyanandan, K.']
2016 Article
Modulation instability in quasi-two-dimensional spin-orbit coupled Bose-Einstein condensates

Journal of Physics B: Atomic, Molecular and Optical Physics, 49(2016) -

Authors : ['Bhuvaneswari, S., Nithyanandan, K., Muruganandam, P., Porsezian, K.']
2016 Article
Co-propagation of two optical fields in a semiconductor doped dispersion decreasing fiber and modulational instability induced by cross-phase modulation

Laser Physics, 26(2016) -

Authors : ['Nithyanandan, K., Porsezian, K.']
2016 Article
Optical Bistability and Switching in Oppositely Directed Coupler

IEEE Journal of Quantum Electronics, 52(2016) -

Authors : ['Shafeeque Ali, A.K., Nithyanandan, K., Porsezian, K., Dinda, P.T.']
2016 Article
A novel power play in the supercontinuum generation induced by modulational instability in saturable nonlinear media

Optics InfoBase Conference Papers, (2016) -

Authors : ['Nithyanandan, K., Porsezian, K.']
2016 Conference Paper
Influence of birefringence in the instability spectra of oppositely directed coupler with negative index material channel

Physical Review A, 93(2016) -

Authors : ['Shafeeque Ali, A.K., Nithyanandan, K., Porsezian, K., Maimistov, A.I.']
2016 Article
Modulation instability in a triangular three-core coupler with a negative-index material channel

Journal of Optics (United Kingdom), 18(2016) -

Authors : ['Shafeeque Ali, A.K., Nithyanandan, K., Porsezian, K., Maimistov, A.I.']
2016 Article
A unique observation of power play in the instability induced supercontinuum generation in saturable nonlinear media

Proceedings of Frontiers in Optics 2015, FIO 2015, (2015) -

Authors : ['Nithyanandan, K., Porsezian, K.']
2015 Conference Paper
Influence of the functional form of nonlinearity in the Modulational Instability spectra of relaxing saturable nonlinear system

Journal of Physics: Conference Series, 605(2015) -

Authors : ['Nithyanandan, K., Porsezian, K.']
2015 Conference Paper
A novel behavior of pump power in the instability induced supercontinuum generation of saturable nonlinear media

Journal of Physics: Conference Series, 605(2015) -

Authors : ['Nithyanandan, K., Porsezian, K.']
2015 Conference Paper
A Theoretical Observation of Novel Power Play in the Supercontinuum Spectra of Exponential Saturable Nonlinear Media

Nonlinear Optics, NLO 2015, (2015) -

Authors : ['Nithyanandan, K., Porsezian, K.']
2015 Conference Paper
Theoretical investigation of modulation instability in a three-core coupler with negative index material channel

Physics Letters, Section A: General, Atomic and Solid State Physics, 379(2015) 223 - 229

Authors : ['Shafeeque Ali, A.K., Nithyanandan, K., Porsezian, K.']
2015 Article
A novel power play in the supercontinuum generation induced by modulational instability in saturable nonlinear media

Frontiers in Optics, FiO 2014, (2014) -

Authors : ['Nithyanandan, K., Porsezian, K.']
2014 Conference Paper
Modulational instability in the semiconductor doped dispersion decreasing fiber - a prospect for ultrashort pulse generation

International Conference on Fibre Optics and Photonics, 2014, (2014) -

Authors : ['Nithyanandan, K., Shafeeque Ali, A.K., Porsezian, K.']
2014 Conference Paper
Power play in the supercontinuum spectra of saturable nonlinear media

Laser Physics, 24(2014) -

Authors : ['Nithyanandan, K., Vasantha Jayakantha Raja, R., Porsezian, K.']
2014 Article
Supercontinuum generation in the novel semiconductor doped dispersion decreasing fiber

WRAP 2013 - Workshop on Recent Advances in Photonics, (2014) -

Authors : ['Raja, R.V.J., Nithyanandan, K., Uthayakumar, T., Porsezian, K.']
2014 Conference Paper
A study on super continuum generation in exponential type saturable nonlinearity

JSAP-OSA Joint Symposia, JSAP 2014, (2014) -

Authors : ['Nithyanandan, K., Porsezian, K.']
2014 Conference Paper
Modulational instability in the semiconductor doped dispersion decreasing fiber - A prospect for ultrashort pulse generation

Proceedings 12th International Conference on Fiber Optics and Photonics, Photonics 2014, (2014) -

Authors : ['Nithyanandan, K., Ali, A.K.S., Porsezian, K.']
2014 Conference Paper
A theoretical investigation on modulational instability in non-instantaneous saturable nonlinear media

JSAP-OSA Joint Symposia, JSAP 2014, (2014) -

Authors : ['Nithyanandan, K., Porsezian, K.']
2014 Conference Paper
Impact of higher-order dispersion in the modulational instability spectrum of a relaxing coupled saturable media

Pramana - Journal of Physics, 82(2014) 339 - 345

Authors : ['Nithyanandan, K., Raja, R.V.J., Uthayakumar, T., Porsezian, K.']
2014 Conference Paper
Observation of two state behavior in the Instability induced Supercontinuum Generation of exponential saturable nonlinearity

WRAP 2013 - Workshop on Recent Advances in Photonics, (2014) -

Authors : ['Nithyanandan, K., Uthayakumar, T., Porsezian, K., Raja, R.V.J.']
2014 Conference Paper
Impact of material absorption on supercontinuum generation in liquid core photonic crystal fiber

AIP Conference Proceedings, 1536(2013) 713 - 714

Authors : ['Nithyanandan, K., Raja, V.J., Uthayakumar, T., Porsezian, K.']
2013 Conference Paper
Investigation of all optical pulse steering through a highly nonlinear chalcogenide twin core photonic crystal fiber

2013 International Conference on Microwave and Photonics, ICMAP 2013, (2013) -

Authors : ['Uthayakumar, T., Raja, V.J.R., Nithyanandan, K., Porsezian, K.']
2013 Conference Paper
Theoretical investigation of modulational instability in semiconductor doped dispersion decreasing fiber and its cutting edge over the existing fiber systems

Journal of the Optical Society of America B: Optical Physics, 30(2013) 178 - 187

Authors : ['Nithyanandan, K., Raja, R.V.J., Porsezian, K.']
2013 Article
Designing a class of asymmetric twin core photonic crystal fibers for switching and multi-frequency generation

Optical Fiber Technology, 19(2013) 556 - 564

Authors : ['Uthayakumar, T., Vasantha Jayakantha Raja, R., Nithyanandan, K., Porsezian, K.']
2013 Article
A theoretical investigation of soliton induced supercontinuum generation in liquid core photonic crystal fiber and dual core optical fiber

European Physical Journal: Special Topics, 222(2013) 625 - 640

Authors : ['Porsezian, K., Nithyanandan, K., Vasantha Jayakantha Raja, R., Ganapathy, R.']
2013 Article
Modulational instability in a twin-core fiber with the effect of saturable nonlinear response and coupling coefficient dispersion

Physical Review A - Atomic, Molecular, and Optical Physics, 87(2013) -

Authors : ['Nithyanandan, K., Raja, R.V.J., Porsezian, K.']
2013 Article
A colloquium on the influence of versatile class of saturable nonlinear responses in the instability induced supercontinuum generation

Optical Fiber Technology, 19(2013) 348 - 358

Authors : ['Nithyanandan, K., Vasantha Jayakantha Raja, R., Porsezian, K., Uthayakumar, T.']
2013 Article
Observation of two state behavior in the instability spectra of saturable nonlinear media

European Physical Journal: Special Topics, 222(2013) 821 - 825

Authors : ['Nithyanandan, K., Porsezian, K.']
2013 Article
Interplay between relaxation of nonlinear response and coupling coefficient dispersion in the instability spectra of dual core optical fiber

Optics Communications, 303(2013) 46 - 55

Authors : ['Nithyanandan, K., Porsezian, K.']
2013 Article
All optical and and NAND logic gates based on a triple core photonic crystal fiber

AIP Conference Proceedings, 1536(2013) 715 - 716

Authors : ['Uthayakumar, T., Raja, R.V.J., Nithyanandan, K., Porsezian, K.']
2013 Conference Paper
Impact of dispersion profile on modulational instability in dispersion decreasing fiber

2012 International Conference on Fiber Optics and Photonics, PHOTONICS 2012, (2012) -

Authors : ['Nithyanandan, K., Raja, R.V.J., Uthayakumar, T., Porsezian, K.']
2012 Conference Paper
Investigation of optical pulse coupling through the nitrobenzene filled photonic crystal fiber coupler-A projection operator approach

2012 International Conference on Optical Engineering, ICOE 2012, (2012) -

Authors : ['Uthayakumar, T., Raja, R.V.J., Nithyanandan, K., Porsezian, K.']
2012 Conference Paper
A unique behavior of pump power in the modulational instability spectra of saturable nonlinear media

2012 International Conference on Fiber Optics and Photonics, PHOTONICS 2012, (2012) -

Authors : ['Nithyanandan, K., Raja, R.V.J., Uthayakumar, T., Porsezian, K.']
2012 Conference Paper
Modulational instability with higher-order dispersion and walk-off in Kerr media with cross-phase modulation

Physical Review A - Atomic, Molecular, and Optical Physics, 86(2012) -

Authors : ['Nithyanandan, K., Raja, R.V.J., Porsezian, K., Kalithasan, B.']
2012 Article
Influence of material absorption on supercontinuum generation in photonic crystal fibers

2012 International Conference on Fiber Optics and Photonics, PHOTONICS 2012, (2012) -

Authors : ['Raja, R.V.J., Nithyanandan, K., Uthayakumar, T., Porsezian, K.']
2012 Conference Paper
Modulational instability at the proximity of zero dispersion wavelength in the relaxing saturable nonlinear system

Journal of the Optical Society of America B: Optical Physics, 29(2012) 2803 - 2813

Authors : ['Porsezian, K., Nithyanandan, K., Vasantha Jayakantha Raja, R., Shukla, P.K.']
2012 Article
Interplay between saturation and relaxation of nonlinear response in the modulational instability of various nonlinear media

2012 International Conference on Optical Engineering, ICOE 2012, (2012) -

Authors : ['Nithyanandan, K., Raja, R.V.J., Uthayakumar, T., Porsezian, K.']
2012 Conference Paper
Modulational-instability-induced supercontinuum generation with saturable nonlinear response

Physical Review A - Atomic, Molecular, and Optical Physics, 82(2010) -

Authors : ['Raja, R.V.J., Porsezian, K., Nithyanandan, K.']
2010 Article