Research Topics
 Ivan D RukhlenkoSummaryAffiliation: Monash University Country: Australia Publications
 Collaborators

Detail Information
Publications
 Maximization of net optical gain in siliconwaveguide Raman amplifiersIvan D Rukhlenko
1Department of Electrical and Computer Systems Engineering, Monash University, Melbourne, Vic, Australia
Opt Express 17:580714. 2009..In practice, the optimum profile can be realized by varying the crosssection area of a silicon waveguide along its length by tapering its width appropriately...  Continuouswave Raman amplification in silicon waveguides: beyond the undepleted pump approximationIvan D Rukhlenko
Monash University, Clayton, Victoria 3800, Australia
Opt Lett 34:5368. 2009..Based on our calculations, we propose a new generalized definition for the effective length and show that it provides better insight into the impact of nonlinear absorption on Raman amplification in silicon waveguides...  Spontaneous emission of guided polaritons by quantum dot coupled to metallic nanowire: beyond the dipole approximationIvan D Rukhlenko
Department of Electrical and Computer Systems Engineering, Monash University, Clayton, Victoria 3800, Australia
Opt Express 17:1757081. 2009..Since the dipole approximation breaks for nanowires with small radii and relatively big nanoemitters, the above features need to be considered in the engineering of plasmonic devices for nanophotonic networks...  Analytical study of optical bistability in siliconwaveguide resonatorsIvan D Rukhlenko
Department of Electrical and Computer Systems Engineering, Monash University, Melbourne, Vic, Australia
Opt Express 17:2212437. 2009..We show theoretically that such a technique is suitable for realization of electronically assisted optical switching at a fixed input power and it may lead to siliconbased, nanometersize, optical memories...  Improved transmission model for metaldielectricmetal plasmonic waveguides with stub structureAsanka Pannipitiya
Advanced Computing and Simulation Laboratory, Department of Electrical and Computer Systems Engineering Monash University, Melbourne, VIC 3800, Australia
Opt Express 18:6191204. 2010..Close agreement between the two suggests that our analytical model is suitable for rapid design optimization of MDMwaveguidebased compact photonic devices...  Theory of nonlinear pulse propagation in siliconnanocrystal waveguidesIvan D Rukhlenko
Advanced Computing and Simulation Laboratory Ac L, Department of Electrical and Computer Systems Engineering, Monash University, Clayton, VIC 3800, Australia
Opt Express 21:283246. 2013..The developed theory can be applied for the solving of a wide variety of specific problems that require modeling of nonlinear optical phenomena in siliconnanocrystal waveguides...  Effective thirdorder susceptibility of siliconnanocrystaldoped silicaIvan D Rukhlenko
Advanced Computing and Simulation Laboratory AχL, Department of Electrical and Computer Systems Engineering, Monash University, Clayton, VIC 3800, Australia
Opt Express 20:2627584. 2012..The newly derived expressions should be useful for modeling nonlinear optical phenomena in silica fibers and waveguides doped with silicon nanocrystals...  Surface plasmonpolariton propagation in piecewise linear chains of composite nanospheres: the role of optical gain and chain layoutIndika B Udagedara
Advanced Computing and Simulation Laboratory, Department of Electrical and Computer Systems Engineering, Monash University, Clayton, VIC 3800, Australia
Opt Express 19:1997386. 2011..This suggests that, in the design of waveguides with bends, careful attention needs to be paid in order to avoid bend angles that yield low transmission and to choose angles that give maximum transmission...  Analytical study of pulse amplification in silicon Raman amplifiersIvan D Rukhlenko
Advanced Computing and Simulation Laboratory AXL, Department of Electrical and Computer Systems Engineering, Monash University, Clayton, VIC 3800, Australia
Opt Express 18:1832438. 2010..Our results are useful for optimizing the performance of SRAs and for engineering controllable signal delays...  Unified perfectly matched layer for finitedifference timedomain modeling of dispersive optical materialsIndika Udagedara
Advanced Computing and Simulation Laboratory, Department of Electrical and Computer Systems Engineering, Monash University, Clayton, VIC 3800, Australia
Opt Express 17:2117990. 2009..The proposed algorithm can also be used for simulations of optical phenomena in metamaterials and materials exhibiting negative refractive indices...  Level anticrossing of impurity States in semiconductor nanocrystalsAnvar S Baimuratov
1 ITMO University, 49 Kronverksky Avenue, 197101 Saint Petersburg, Russia 2 Monash University, Clayton Campus, Victoria 3800, Australia
Sci Rep 4:6917. 2014..We formulate physical conditions that allow a straightforward interpretation of level anticrossings in the nanocrystal energy spectrum and an accurate estimation of the states' coupling strength. ..  Kinetics of pulseinduced photoluminescence from a semiconductor quantum dotIvan D Rukhlenko
Advanced Computing and Simulation Laboratory AχL, Department of Electrical and Computer Systems Engineering, Monash University, Clayton, VIC 3800, Australia
Opt Express 20:2761235. 2012..Analytic expressions describing the signals of secondary emission are analyzed, in order to elucidate experimental situations in which the relaxation constants may be reliably extracted from the photoluminescence spectra...  Configurable metamaterial absorber with pseudo wideband spectrumWeiren Zhu
Advanced Computing and Simulation Laboratory AcL, Department of Electrical and Computer Systems Engineering, Monash University, Clayton, Victoria 3800, Australia
Opt Express 20:661621. 2012..6 GHz frequency range. The proposed configuration is simple and easy to make, and may be readily extended to THz frequencies...  Freestanding plasmonicnanorod superlattice sheetsKhee Chaw Ng
Department of Chemical Engineering, Faculty of Engineering, Monash University, Clayton 3800, Victoria, Australia
ACS Nano 6:92534. 2012..Our polymerligandbased strategy may be extended to other anisotropic plasmonic building blocks, offering a robust and inexpensive avenue to plasmonic nanosheets for various applications in nanophotonic devices and sensors...  Theory of negative refraction in periodic stratified metamaterialsIvan D Rukhlenko
Department of Electrical and Computer Systems Engineering, Monash University, Clayton, Vic, Australia
Opt Express 18:2791629. 2010..Our theory can be used to study the optical properties of any stratified metamaterial, irrespective of whether semiconductors or metals are employed for fabricating its various layers, because it includes absorption within each layer...  Theory of quasielastic secondary emission from a quantum dot in the regime of vibrational resonanceIvan D Rukhlenko
Advanced Computing and Simulation Laboratory, AχL, Department of Electrical and Computer Systems Engineering, Monash University, Clayton, VIC 3800, Australia
Opt Express 19:1545982. 2011..The obtained expression is then analyzed to establish the basics of optical spectroscopy for measuring fundamental parameters of the quantum dot's polaronlike states...  Optimized gold nanoshell ensembles for biomedical applicationsDebabrata Sikdar
Advanced Computing and Simulation Laboratory A χL, Department of Electrical and Computer Systems Engineering, Monash University, Clayton 3800, Victoria, Australia
Nanoscale Res Lett 8:142. 2013....  Effect of free carriers on pumptosignal noise transfer in silicon Raman amplifiersIvan D Rukhlenko
Advanced Computing and Simulation Laboratory, Monash University, Clayton, Victoria 3800, Australia
Opt Lett 35:23435. 2010..We show that noise transfer at low frequencies may be suppressed by carefully choosing the pump intensity, effective freecarrier lifetime, or amplifier length, but only at the expense of a rise in noise at high frequencies...  Optimal design of composite nanowires for extended reach of surface plasmonpolaritonsDayan Handapangoda
Advanced Computing and Simulation Laboratory AχL, Department of Electrical and Computer Systems Engineering, Monash University, Clayton, VIC 3800, Australia
Opt Express 19:1605874. 2011..Our results will be useful for the optimum design of nanowires as interconnects for highdensity nanophotonic circuit integration...  Optimization of gainassisted waveguiding in metaldielectric nanowiresDayan Handapangoda
Advanced Computing and Simulation Laboratory, Monash University, Clayton, Victoria 3800, Australia
Opt Lett 35:41902. 2010....  Spaser made of graphene and carbon nanotubesChanaka Rupasinghe
Advanced Computing and Simulation Laboratory AχL, Department of Electrical and Computer Systems Engineering, Monash University, Clayton, Victoria 3800, Australia
ACS Nano 8:24318. 2014..The results obtained may prove useful in designing robust and ultracompact coherent sources of surface plasmons for plasmonic nanocircuits. ..  Manipulating energy flow in variablegap plasmonic waveguidesWeiren Zhu
Department of Electrical and Computer Systems Engineering, Monash University, Clayton, Victoria 3800, Australia
Opt Lett 37:51513. 2012..To illustrate the utility of our method, we theoretically design a plasmonic convex lens and analyze its performance using fullwave numerical simulations. In particular, we show that such a lens is low dispersive and broadband...  Effect of number density on optimal design of gold nanoshells for plasmonic photothermal therapyDebabrata Sikdar
Advanced Computing and Simulation Laboratory AχL, Department of Electrical and Computer Systems Engineering, Monash University, Clayton 3800, Victoria, Australia
Biomed Opt Express 4:1531. 2013....  Guided plasmonic modes of anisotropic slot waveguidesIvan D Rukhlenko
Advanced Computing and Simulation Laboratory, Monash University, Clayton, Victoria 3800, Australia
Nanotechnology 23:444006. 2012..These new modes are asymmetric in nature, exhibit extremely low effective refractive indices and may propagate over macroscopic distances without significant attenuation, while remaining strongly confined to the waveguide...  Effective mode area and its optimization in siliconnanocrystal waveguidesIvan D Rukhlenko
Advanced Computing and Simulation Laboratory A and L, Monash University, Clayton, Victoria 3800, Australia
Opt Lett 37:22957. 2012....  Dispersion relation for surface plasmon polaritons in metal/nonlineardielectric/metal slot waveguidesIvan D Rukhlenko
Advanced Computing and Simulation Laboratory, Monash University, Clayton, Victoria, Australia
Opt Lett 36:33746. 2011..The obtained relation is then simplified to the case of small field intensities, while retaining nonlinear terms, to derive approximate dispersion equations for the symmetric and antisymmetric SPP modes...  Nonlinear propagation in siliconbased plasmonic waveguides from the standpoint of applicationsIvan D Rukhlenko
Advanced Computing and Simulation Laboratory AχL, Department of Electrical and Computer Systems Engineering, Monash University, Clayton, Vic, Australia
Opt Express 19:20617. 2011..Our work aims to guide research efforts towards the most promising nonlinear optical phenomena in the thriving new field of siliconbased plasmonics...  FDTD modeling of anisotropic nonlinear optical phenomena in silicon waveguidesChethiya M Dissanayake
Advanced Computing and Simulation Laboratory, Department of Electrical and Computer Systems Engineering, Monash University, Clayton, VIC 3800, Australia
Opt Express 18:2142748. 2010..Our FDTD model provides a basis for a fullblown numerical simulator that is restricted neither by the singlemode assumption nor by the slowly varying envelope approximation...  Design optimization of spasers considering the degeneracy of excited plasmon modesChanaka Rupasinghe
Advanced Computing and Simulation Laboratory AχL, Department of Electrical and Computer Systems Engineering, Monash University, Clayton, VIC 3800, Australia
Opt Express 21:1533549. 2013..Our method is applicable to different resonator geometries and may prove useful in the design of QDpowered spasers. ..  Spectral compression and group delay of optical pulses in silicon Raman amplifiersIvan D Rukhlenko
Advanced Computing and Simulation Laboratory, Monash University, Clayton, Victoria 3800, Australia
Opt Lett 35:313840. 2010..We show that cwpumped silicon waveguides are extremely inefficient in amplification of subpicosecond optical pulses but provide large net gains and controllable group delays for pulses with widths of ∼10 ps...