86 citations · 174 across the 12 of their papers we have counts for
13 papers
Hybridization of Kerr Solitons in Coupled Microresonators
Alena Kolesnikova, Ivan Pshenichnyuk, Andrey Gelash
Recent advances in manufacturing photonic integrated devices enable efficient coupling between high-Q microresonators in both linear and nonlinear regimes, creating a tunable, comp…
Monolithic integration of blue light sources into silicon nitride photonic chips
Ivan A. Pshenichnyuk, Muneeb Farooq, Daniil S. Zemtsov +3
We investigate theoretically photonic chips with monolithically integrated blue light sources. According to our evaluations, a group-III nitride light emitting heterostructure can…
High-quality activation function for applications in neuromorphic photonic chips realized using low-quality nonlinear optical resonators
Ivan A. Pshenichnyuk, Kamil R. Taziev, Sergey S. Kosolobov +1
Integrated optical devices that can realize a threshold filtration of signals are in demand in photonics. In particular, they play a key role in neuromorphic chips, acting as optic…
Nonlinear optical switching in hybrid plasmonic waveguides
Ivan A. Pshenichnyuk, Fahmy Yousry, Daniil S. Zemtsov +2
We investigate an optical switching mechanism for applications in active integrated photonic circuits. The mechanism utilizes a large nonlinearity of indium-tin-oxide (ITO) in epsi…
Inverse design couplers for the excitation of odd plasmonic pairs in thin semiconducting films
Marius Puplauskis, Ivan A. Pshenichnyuk
A set of grating couplers that convert plane waves into odd pairs of plasmons supported by extremely thin layers of doped indium tin oxide is designed. The inverse design approach…
Propagation of Strongly Hybridized Edge Modes in Plasmonic Waveguides
I. A. Pshenichnyuk, S. S. Kosolobov, A. I. Maimistov +1
In our work we investigate the propagation of optical modes in nanoscale hybrid plasmonic waveguides. Frequency domain Maxwell equations based simulations are implemented to study…
Edge-plasmon assisted electro-optical modulator
Ivan A. Pshenichnyuk, Gleb I. Nazarikov, Sergey S. Kosolobov +2
An efficient electro-optical modulation has been demonstrated here by using an edge plasmon mode specific for the hybrid plasmonic waveguide. Our approach addresses a major obstacl…
Real-Time Observation of Self-Interstitial Reactions on an Atomically Smooth Silicon Surface
Sergey Kosolobov, Gleb Nazarikov, Sergey Sitnikov +3
Self-diffusion and impurity diffusion both play crucial roles in the fabrication of semiconductor nanostructures with high surface-to-volume ratios. However, experimental studies o…
Pair interactions of heavy vortices in quantum fluids
I. A. Pshenichnyuk
The dynamics of quantum vortex pairs carrying heavy doping matter trapped inside their cores is studied. The nonlinear classical matter field formalism is used to build a universal…
Static and dynamic properties of heavily doped quantum vortices
I. A. Pshenichnyuk
Quantum vortices in superfluids may capture matter and deposit it inside their core. By doping vortices with foreign particles one can effectively visualize them and study experime…
Charge Transport in Pentacene-Graphene Nanojunctions
Ivan A. Pshenichnyuk, Pedro B. Coto, Susanne Leitherer +1
We investigate charge transport in pentacene-graphene nanojunctions employing density functional theory (DFT) electronic structure calculations and the Landauer transport formalism…
Numerically exact, time-dependent treatment of vibrationally coupled electron transport in single-molecule junctions
Haobin Wang, Ivan Pshenichnyuk, Rainer Härtle +1
The multilayer multiconfiguration time-dependent Hartree (ML-MCTDH) theory within second quantization representation of the Fock space, a novel numerically exact methodology to tre…
Motor effect in electron transport through a molecular junction with torsional vibrations
Ivan A. Pshenichnyuk, Martin Čížek
We propose a model for a molecular junction with internal anharmonic torsional vibrations interacting with an electric current. The Wangsness-Bloch-Redfield master equation approac…