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Robust Optical Delay Lines with Topological Protection
(Nature Publishing Group, 2011)
Phenomena associated with the topological properties of physical systems can be naturally robust against perturbations. This robustness is exemplified by quantized conductance and edge state transport in the quantum Hall ...
Photonic Quantum Transport in a Nonlinear Optical Fiber
(Institute of Physics, 2011)
We theoretically study the transmission of few-photon quantum fields through a strongly nonlinear optical medium. We develop a general approach to investigate nonequilibrium quantum transport of bosonic fields through a ...
Quantum Transport of Strongly Interacting Photons in a One-Dimensional Nonlinear Waveguide
(American Physical Review, 2012)
We present a theoretical technique for solving the quantum transport problem of a few photons through a one-dimensional, strongly nonlinear waveguide. We specifically consider the situation where the evolution of the optical ...
Nuclear Spin Cooling Using Overhauser-Field Selective Coherent Population Trapping
(American Physical Society, 2010)
We show that a quantum interference effect in optical absorption from two electronic spin states of a solid-state emitter can be used to prepare the surrounding environment of nuclear spins in well-defined states, thereby ...
Characterization of Topological States on a Lattice with Chern Number
(Institute of Physics, 2008)
We study Chern numbers to characterize the ground state of strongly interacting systems on a lattice. This method allows us to perform a numerical characterization of bosonic fractional quantum Hall (FQH) states on a lattice ...
Coherent Quantum Optical Control with Subwavelength Resolution
(American Physical Society, 2008)
We suggest a new method for quantum optical control with nanoscale resolution. Our method allows for coherent far-field manipulation of individual quantum systems with spatial selectivity that is not limited by the wavelength ...
Quantum Correlation in Disordered Spin Systems: Applications to Magnetic Sensing
(American Physical Society, 2009)
We propose a strategy to generate a many-body entangled state in a collection of randomly placed, dipolarly coupled electronic spins in the solid state. By using coherent control to restrict the evolution into a suitable ...
Photon-Photon Interactions via Rydberg Blockade
(American Physical Society, 2011)
We develop the theory of light propagation under the conditions of electromagnetically induced transparency in systems involving strongly interacting Rydberg states. Taking into account the quantum nature and the spatial ...
Theory of Cavity-Assisted Microwave Cooling of Polar Molecules
(Institute of Physics, 2008)
We analyze cavity-assisted cooling schemes for polar molecules in the microwave domain, where molecules are excited on a rotational transition and energy is dissipated via strong interactions with a lossy stripline cavity, ...
Robust Quantum State Transfer in Random Unpolarized Spin Chains
(American Physical Society, 2011)
We propose and analyze a new approach for quantum state transfer between remote spin qubits. Specifically, we demonstrate that coherent quantum coupling between remote qubits can be achieved via certain classes of random, ...