Search Results - "Barankov, R A"

Collective rabi oscillations and solitons in a time-dependent BCS pairing problem by BARANKOV, R. A, LEVITOV, L. S, SPIVAK, B. Z

“…Motivated by recent efforts to achieve cold fermions pairing, we study the nonadiabatic regime of the Bardeen-Cooper-Schrieffer state formation. After the…”
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Synchronization in the BCS pairing dynamics as a critical phenomenon by Barankov, R A, Levitov, L S

“…Fermi gas with time-dependent pairing interaction hosts several different dynamical states. Coupling between the collective BCS pairing mode and individual…”
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Cross-correlated (C2) imaging of fiber and waveguide modes by Schimpf, D N, Barankov, R A, Ramachandran, S

“…We demonstrate a method that enables reconstruction of waveguide or fiber modes without assuming any optical properties of the test waveguide. The optical…”
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Atom-molecule coexistence and collective dynamics near a feshbach resonance of cold fermions by BARANKOY, R. A, LEVITOV, L. S

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Adiabatic nonlinear probes of one-dimensional bose gases by De Grandi, C, Barankov, R A, Polkovnikov, A

“…We discuss two complimentary problems: adiabatic loading of one-dimensional bosons into an optical lattice and merging two one-dimensional Bose systems. Both…”
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Boundary of two mixed Bose-Einstein condensates by Barankov, R. A.

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Atom-molecule coexistence and collective dynamics near a feshbach resonance of cold fermions by Barankov, R A, Levitov, L S

“…Degenerate Fermi gas interacting with molecules near a Feshbach resonance is unstable with respect to the formation of a mixed state, in which atoms and…”
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Dynamical selection in developing fermionic pairing by Barankov, R. A., Levitov, L. S.

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Resonant Bend Loss in Leakage Channel Fibers by Barankov, R. A, Wei, K, Samson, B, Ramachandran, S

“…Opt. Lett. 37, 3147-3149 (2012) Leakage channel fibers, designed to suppress higher-order modes, demonstrate resonant power loss at certain critical radii of…”
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Adiabatic nonlinear probes of one-dimensional Bose gases by De Grandi, C, Barankov, R. A, Polkovnikov, A

“…Phys. Rev. Lett. 101, 230402 (2008) We discuss two complementary problems: adiabatic loading of one-dimensional bosons into an optical lattice and merging two…”
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Triplet cooper pairing in nuclear matter and rotational states of superdeformed nuclei by Shapiro, I. S., Khangulyan, V. A., Barankov, R. A.

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Anomalous bend loss in large-mode area leakage channel fibers by Barankov, R. A., Wei, K., Samson, B., Ramachandran, S.

“…Large-mode-area leakage channel fibers, designed to suppress higher-order modes, demonstrate dramatic power loss at certain critical radii of curvature. Using…”
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Atom-molecule coexistence and collective dynamics near a feshbach resonance of cold fermions by Barankov, R A, Levitov, L S

“…Degenerate Fermi gas interacting with molecules near a Feshbach resonance is unstable with respect to the formation of a mixed state, in which atoms and…”
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Dissipative dynamics of a Josephson junction in the Bose gases by Barankov, R. A., Burmistrov, S. N.

“…The dissipative dynamics of a Josephson junction in Bose gases is considered within the framework of the model of a tunneling Hamiltonian. The effective action…”
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Optical low-coherence interferometry for reconstruction of the modal-content in few-mode fibers by Schimpf, D. N., Barankov, R. A., Jespersen, K., Ramachandran, S.

“…A novel method for reconstructing the dispersion-corrected modal content of fibers is experimentally demonstrated. It provides the modal weights, the profiles,…”
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Coexistence of superfluid and Mott phases of lattice bosons by Barankov, R. A., Lannert, C., Vishveshwara, S.

“…Recent experiments on strongly interacting bosons in optical lattices have revealed the coexistence of spatially separated Mott-insulating and…”
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Cross-correlation Imaging for Waveguide Characterization by Barankov, R. A

“…Confined geometries, such as optical waveguides, support a discrete set of eigen-modes. In multimoded structures, depending on the boundary conditions,…”
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Quench dynamics as a probe of quantum criticality by Barankov, R. A

“…Quantum critical points of many-body systems can be characterized by studying response of the ground-state wave function to the change of the external…”
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Dynamical selection in developing fermionic pairing by Barankov, R. A., Levitov, L. S.

“…We consider the development of pairing in an ideal Fermi gas in the presence of a time-dependent BCS interaction. The pairing amplitude time evolution is…”
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Side-tap modal channel monitor for mode division multiplexed (MDM) systems by Lu Yan, Barankov, R. A., Steinvurzel, P., Ramachandran, S.

“…We demonstrate a sidetap modal channel monitor based on a tilted Bragg grating, where different modes radiate at different angles. We qualitatively correlate…”
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