Search Results - "Leek, P J"

Climbing the Jaynes-Cummings ladder and observing its √n nonlinearity in a cavity QED system by FINK, J. M, GÖPPL, M, BAUR, M, BIANCHETTI, R, LEEK, P. J, BLAIS, A, WALLRAFF, A

“…The field of cavity quantum electrodynamics (QED), traditionally studied in atomic systems, has gained new momentum by recent reports of quantum optical…”
Get full text

Dipole coupling of a double quantum dot to a microwave resonator by Frey, T, Leek, P J, Beck, M, Blais, A, Ihn, T, Ensslin, K, Wallraff, A

“…We demonstrate the realization of a hybrid solid-state quantum device, in which a semiconductor double quantum dot is dipole coupled to the microwave field of…”
Get full text

Antibunching of microwave-frequency photons observed in correlation measurements using linear detectors by Lang, C, Filipp, S, Wallraff, A, Bianchetti, R, da Silva, M. P, Steffen, L, Eichler, C, Leek, P. J, Fink, J. M, Blais, A, Bozyigit, D, Baur, M

“…At optical frequencies the radiation produced by a source, such as a laser, a black body or a single-photon emitter, is frequently characterized by analysing…”
Get full text

Dressed collective qubit states and the Tavis-Cummings model in circuit QED by Fink, J M, Bianchetti, R, Baur, M, Göppl, M, Steffen, L, Filipp, S, Leek, P J, Blais, A, Wallraff, A

“…We present an ideal realization of the Tavis-Cummings model in the absence of atom number and coupling fluctuations by embedding a discrete number of fully…”
Get full text

Observation of Berry's Phase in a Solid-State Qubit by Leek, P.J, Fink, J.M, Blais, A, Bianchetti, R, Göppl, M, Gambetta, J.M, Schuster, D.I, Frunzio, L, Schoelkopf, R.J, Wallraff, A

“…In quantum information science, the phase of a wave function plays an important role in encoding information. Although most experiments in this field rely on…”
Get full text

Measurement of Autler-Townes and Mollow transitions in a strongly driven superconducting qubit by Baur, M, Filipp, S, Bianchetti, R, Fink, J M, Göppl, M, Steffen, L, Leek, P J, Blais, A, Wallraff, A

“…We present spectroscopic measurements of the Autler-Townes doublet and the sidebands of the Mollow triplet in a driven superconducting qubit. The ground to…”
Get full text

Simultaneous Bistability of a Qubit and Resonator in Circuit Quantum Electrodynamics by Mavrogordatos, Th K, Tancredi, G, Elliott, M, Peterer, M J, Patterson, A, Rahamim, J, Leek, P J, Ginossar, E, Szymańska, M H

“…We explore the joint activated dynamics exhibited by two quantum degrees of freedom: a cavity mode oscillator which is strongly coupled to a superconducting…”
Get full text

Two-qubit state tomography using a joint dispersive readout by Filipp, S, Maurer, P, Leek, P J, Baur, M, Bianchetti, R, Fink, J M, Göppl, M, Steffen, L, Gambetta, J M, Blais, A, Wallraff, A

“…Quantum state tomography is an important tool in quantum information science for complete characterization of multiqubit states and their correlations. Here we…”
Get full text

Surface acoustic wave devices on bulk ZnO crystals at low temperature by Magnusson, E. B., Williams, B. H., Manenti, R., Nam, M.-S., Nersisyan, A., Peterer, M. J., Ardavan, A., Leek, P. J.

“…Surface acoustic wave (SAW) devices based on thin films of ZnO are a well established technology. However, SAW devices on bulk ZnO crystals are not practical…”
Get full text

Resolving Vacuum Fluctuations in an Electrical Circuit by Measuring the Lamb Shift by Fragner, A, Göppl, M, Fink, J.M, Baur, M, Bianchetti, R, Leek, P.J, Blais, A, Wallraff, A

“…Quantum theory predicts that empty space is not truly empty. Even in the absence of any particles or radiation, in pure vacuum, virtual particles are…”
Get full text

Quantum-to-classical transition in cavity quantum electrodynamics by Fink, J M, Steffen, L, Studer, P, Bishop, Lev S, Baur, M, Bianchetti, R, Bozyigit, D, Lang, C, Filipp, S, Leek, P J, Wallraff, A

“…The quantum properties of electromagnetic, mechanical or other harmonic oscillators can be revealed by investigating their strong coherent coupling to a single…”
Get full text

Charge pumping in carbon nanotubes by LEEK, P. J, BUITELAAR, M. R, TALYANSKII, V. I, SMITH, C. G, ANDERSON, D, JONES, G. A. C, WEI, J, COBDEN, D. H

“…We demonstrate charge pumping in semiconducting carbon nanotubes by a traveling potential wave. From the observation of pumping in the nanotube insulating…”
Get full text

Adiabatic charge pumping in carbon nanotube quantum dots by Buitelaar, M R, Kashcheyevs, V, Leek, P J, Talyanskii, V I, Smith, C G, Anderson, D, Jones, G A C, Wei, J, Cobden, D H

“…We investigate charge pumping in carbon nanotube quantum dots driven by the electric field of a surface acoustic wave. We find that, at small driving…”
Get full text

Haematopoietic repopulating activity in human cord blood CD133 quiescent cells by Boxall, S A, Cook, G P, Pearce, D, Bonnet, D, El-Sherbiny, Y M, Blundell, M P, Howe, S J, Leek, J P, Markham, A F, de Wynter, E A

“…We have demonstrated previously that cord blood CD133 + cells isolated in the G 0 phase of the cell cycle are highly enriched for haematopoietic stem cell…”
Get full text

Cavity quantum electrodynamics with separate photon storage and qubit readout modes by Leek, P J, Baur, M, Fink, J M, Bianchetti, R, Steffen, L, Filipp, S, Wallraff, A

“…We present the realization of a cavity quantum electrodynamics setup in which photons of strongly different lifetimes are engineered in different harmonic…”
Get full text

Using sideband transitions for two-qubit operations in superconducting circuits by Leek, P. J., Filipp, S., Maurer, P., Baur, M., Bianchetti, R., Fink, J. M., Göppl, M., Steffen, L., Wallraff, A.

Get full text

Thermal excitation of multi-photon dressed states in circuit quantum electrodynamics by Fink, J M, Baur, M, Bianchetti, R, Filipp, S, Göppl, M, Leek, P J, Steffen, L, Blais, A, Wallraff, A

Get full text

Double-sided coaxial circuit QED with out-of-plane wiring by Rahamim, J., Behrle, T., Peterer, M. J., Patterson, A., Spring, P. A., Tsunoda, T., Manenti, R., Tancredi, G., Leek, P. J.

“…Superconducting circuits are well established as a strong candidate platform for the development of quantum computing. In order to advance to a practically…”
Get full text

Quantum dot admittance probed at microwave frequencies with an on-chip resonator by Frey, T., Leek, P. J., Beck, M., Faist, J., Wallraff, A., Ensslin, K., Ihn, T., Büttiker, M.

“…We present microwave frequency measurements of the dynamic admittance of a quantum dot tunnel-coupled to a two-dimensional electron gas. The measurements are…”
Get full text

Climbing the Jaynes–Cummings ladder and observing its nonlinearity in a cavity QED system by Fink, J. M., Göppl, M., Baur, M., Bianchetti, R., Leek, P. J., Blais, A., Wallraff, A.

“…The field of cavity quantum electrodynamics (QED), traditionally studied in atomic systems 1 , 2 , 3 , has gained new momentum by recent reports of quantum…”
Get full text