Dynamical Crystallization in the Dipole Blockade of Ultracold Atoms (2009)
Pohl, T., Demler, E., Lukin, M. D.
We describe a method for controlling many-body states in extended ensembles of Rydberg atoms, forming crystalline structures during laser excitation of a frozen atomic gas. Specifically, we predict...
Trapping and Manipulation of Isolated Atoms Using Nanoscale Plasmonic Structures (2009)
Chang, D. E., Thompson, J. D., Park, H., Vuletić, V., Zibrov, A. S., Zoller, P., ...
We propose and analyze a scheme to interface individual neutral atoms with nanoscale solid-state systems. The interface is enabled by optically trapping the atom via the strong near-field generated...
A quantum spin transducer based on nano electro-mechancial resonator arrays (2009)
Rabl, P., Kolkowitz, S. J., Koppens, F. H., Harris, J. G. E., Zoller, P., Lukin, M. D.
Implementation of quantum information processing faces the contradicting requirements of combining excellent isolation to avoid decoherence with the ability to control coherent interactions in a...
Trapping and manipulation of isolated atoms using nanoscale plasmonic structures (2009)
Chang, D. E., Thompson, J. D., Park, H., Vuletic, V., Zibrov, A. S., Zoller, P., ...
We propose and analyze a scheme to interface individual neutral atoms with nanoscale solid-state systems. The interface is enabled by optically trapping the atom via the strong near-field generated...
Two-orbital SU(N) magnetism with ultracold alkaline-earth atoms (2009)
Gorshkov, A. V., Hermele, M., Gurarie, V., Xu, C., Julienne, P. S., Ye, J., ...
Fermionic alkaline-earth atoms have unique properties that make them attractive candidates for the realization of novel atomic clocks and degenerate quantum gases. At the same time, they are...
Probing interaction-induced ferromagnetism in optical superlattices (2009)
Von Stecher, J., Demler, E., Lukin, M. D., Rey, A. M.
We propose a controllable method for observing interaction induced ferromagnetism in ultracold fermionic atoms loaded in optical superlattices. We first discuss how to probe and control Nagaoka...
Qubit protection in nuclear-spin quantum dot memories (2009)
Kurucz, Z., Sørensen, M. W., Taylor, J. M., Lukin, M. D., Fleischhauer, M.
We present a mechanism to protect quantum information stored in an ensemble of nuclear spins in a semiconductor quantum dot. When the dot is charged the nuclei interact with the spin of the excess...
High-sensitivity diamond magnetometer with nanoscale resolution (2008)
Taylor, J. M., Cappellaro, P., Childress, L., Jiang, L., Budker, D., Hemmer, P. R., ...
We present a novel approach to the detection of weak magnetic fields that takes advantage of recently developed techniques for the coherent control of solid-state electron spin quantum bits....
Dynamic Nuclear Polarization with Single Electron Spins (2007)
Petta, J. R., Taylor, J. M., Johnson, A. C., Yacoby, A., Lukin, M. D., Marcus, C. M., ...
We polarize nuclear spins in a GaAs double quantum dot by controlling two-electron spin states near the anti-crossing of the singlet (S) and m_S=+1 triplet (T+) using pulsed gates. An initialized S...
Cavity quantum electrodynamics with semiconductor double-dot molecules on a chip (2006)
We describe a coherent control technique for coupling electron spin states associated with semiconductor double-dot molecule to a microwave stripline resonator on a chip. We identify a novel regime...
Long-lived memory for electronic spin in a quantum dot: Numerical analysis (2006)
Dobrovitski, V. V., Taylor, J. M., Lukin, M. D.
Techniques for coherent control of electron spin-nuclear spin interactions in quantum dots can be directly applied in spintronics and in quantum information processing. In this work we study...
Relaxation, dephasing, and quantum control of electron spins in double quantum dots (2006)
Taylor, J. M., Petta, J. R., Johnson, A. C., Yacoby, A., Marcus, C. M., Lukin, M. D.
Recent experiments have demonstrated quantum manipulation of two-electron spin states in double quantum dots using electrically controlled exchange interactions. Here, we present a detailed theory...
Charge and spin manipulation in a few-electron double dot (2005)
Petta, J. R., Johnson, A. C., Taylor, J. M., Yacoby, A., Lukin, M. D., Marcus, C. M., ...
We demonstrate high speed manipulation of a few-electron double quantum dot. In the one-electron regime, the double dot forms a charge qubit. Microwaves are used drive transitions between the (1,0)...
Quantum measurement of a mesoscopic spin ensemble (2005)
Giedke, G., Taylor, J. M., D'Alessandro, D., Lukin, M. D., Imamoglu, A.
We describe a method for precise estimation of the polarization of a mesoscopic spin ensemble by using its coupling to a single two-level system. Our approach requires a minimal number of...
Triplet-Singlet Spin Relaxation via Nuclei in a Double Quantum Dot (2005)
Johnson, A. C., Petta, J. R., Taylor, J. M., Yacoby, A., Lukin, M. D., Marcus, C. M., ...
The spin of a confined electron, when oriented originally in some direction, will lose memory of that orientation after some time. Physical mechanisms leading to this relaxation of spin memory...
Solid-state circuit for spin entanglement generation and purification (2005)
Taylor, J. M., Dür, W., Zoller, P., Yacoby, A., Marcus, C. M., Lukin, M. D.
We show how realistic charge manipulation and measurement techniques, combined with the exchange interaction, allow for the robust generation and purification of four-particle spin entangled states...
Fault-tolerant Quantum Communication with Minimal Physical Requirements (2004)
Childress, L., Taylor, J. M., Sorensen, A. S., Lukin, M. D.
We describe a novel protocol for a quantum repeater which enables long distance quantum communication through realistic, lossy photonic channels. Contrary to previous proposals, our protocol...
Quantum information processing using localized ensembles of nuclear spins (2004)
Taylor, J. M., Giedke, G., Christ, H., Paredes, B., Cirac, J. I., Zoller, P., ...
We describe a technique for quantum information processing based on localized en sembles of nuclear spins. A qubit is identified as the presence or absence of a collective excitation of a mesoscopic...
Controlling a mesoscopic spin environment by quantum bit manipulation (2003)
Taylor, J. M., Imamoglu, A., Lukin, M. D.
We present a unified description of cooling and manipulation of a mesoscopic bath of nuclear spins via coupling to a single quantum system of electronic spin (quantum bit). We show that a bath cooled...
Long-lived memory for mesoscopic quantum bits (2003)
Taylor, J. M., Marcus, C. M., Lukin, M. D.
We describe a technique to create long-lived quantum memory for quantum bits in mesoscopic systems. Specifically we show that electronic spin coherence can be reversibly mapped onto the collective...