Biography
RESEARCH INTERESTS:
Physical mechanisms of strong-field quantum control in complex systems:
Control of femtosecond laser filamentation and nonlinear optics of filament wake channels;
Spectral control of coherent broadband light generated via dynamic Rabi cycling;
Strong-field control of electronic and nuclear dynamics in molecules and molecular ions;
Dimensionality reduction in multi-parameter control and detection spaces;
Femtosecond four-wave mixing in spatially inhomogeneous systems.
Linear and nonlinear light scattering in turbid media as applied to noninvasive blood characterization.
Dispersion law engineering and dynamics of quasiparticles with engineered dispersion:
Mechanics of particles with W-type dispersion;
Edge magnetic states in systems with non-monotonic potential profile;
Electronic and optoelectronic properties of fullerene nanotubes;
Spin-orbital manipulation in quantum wires and in quantum wells of curved geometry.
Electronic and optical properties of nanostructures based on novel materials:
Electron localization in polarization electron pockets in thin films of nitride semiconductors;
Bow-tie optical phonon modes in quantum dots of non-cubic semiconductors;
Cascade phonon transformations and energy dissipation in quantum wells;
Novel materials for photodetectors and solar cells.
Courses Taught
Number | Name | Level |
|---|---|---|
PHYS 1022 | Introduction to General Physics II | Undergraduate |
PHYS 1062 | Elementary Classical Physics II | Undergraduate |
PHYS 2021 | General Physics I | Undergraduate |
PHYS 3301 | Electricity and Magnetism | Undergraduate |
PHYS 3302 | Classical Electromagnetism | Undergraduate |
PHYS 3701 | Introduction to Quantum Mechanics I | Undergraduate |
SCTC 1013 | Elements of Data Science for the Physical and Life Sciences | Undergraduate |
Selected Publications
Recent
Romanov, D. & Levis, R. (2020). Delayed ionization and excitation dynamics in a filament wake channel in a dense-gas medium. Physical Review A, 102(1). doi: 10.1103/PhysRevA.102.013110.
Romanov, D. & Levis, R. (2019). Strong-field molecular alignment mediated by nonadiabatic charge localization. Physical Review A, 100(6). doi: 10.1103/PhysRevA.100.063423.
Romanov, D., Gao, X., Gaeta, A., & Levis, R. (2018). Intrapulse impact processes in dense-gas femtosecond laser filamentation. Physical Review A, 97(6). doi: 10.1103/PhysRevA.97.063411.
Munkerup, K., Romanov, D., Bohinski, T., Stephansen, A., Levis, R., & Sølling, T. (2017). Conserving Coherence and Storing Energy during Internal Conversion: Photoinduced Dynamics of cis- and trans-Azobenzene Radical Cations. Journal of Physical Chemistry A, 121(45), 8642-8651. doi: 10.1021/acs.jpca.7b09185.
Gao, X., Patwardhan, G., Schrauth, S., Zhu, D., Popmintchev, T., Kapteyn, H., Murnane, M., Romanov, D., Levis, R., & Gaeta, A. (2017). Picosecond ionization dynamics in femtosecond filaments at high pressures. Physical Review A, 95(1). doi: 10.1103/PhysRevA.95.013412.