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Related papers: Transverse Phase Space Tomography at FACET-II

200 papers

We study spectroscopy of artificial solid-state four-level quantum system. This system is formed by two coupled superconducting flux qubits. When multiple driving frequency of the applied microwaves matches the energy difference between any…

We report results of two-photon quantum holography where spatial information stored in phase holograms is retrieved by measuring quantum spatial correlations between two images formed by spatially entangled twin photons with a…

Quantum Physics · Physics 2019-04-03 Fabrice Devaux , Alexis Mosset , Florent Bassignot , Eric Lantz

Characterization and control of the transverse phase space of high-brightness electron beams is required at free-electron lasers or electron diffraction experiments for emittance measurement and beam optimization as well as at advanced…

We provide the backreaction of the T-fold doubly T-dual to a background with NSNS three-form flux on a three-torus. We extend the backreacted T-fold to include cases with a flux localized in one out of three directions. We analyze the…

High Energy Physics - Theory · Physics 2009-01-17 Waldemar Schulgin , Jan Troost

We compare three techniques for characterising the transverse phase space distribution of the beam in CLARA FE (the Compact Linear Accelerator for Research and Applications Front End, at Daresbury Laboratory, UK): emittance and optics…

Accelerator Physics · Physics 2020-03-18 A. Wolski , D. C. Christie , B. L. Militsyn , D. J. Scott , H. Kockelbergh

Transverse entanglement between pairs of photons can be detected through intensity correlation measurements in the near and far fields. We show theoretically and experimentally that at intermediate zones, it is also possible to detect…

Quantum Physics · Physics 2009-11-13 D. S. Tasca , S. P. Walborn , F. Toscano , P. H. Souto Ribeiro

Using the recent empirical information on the deuteron electromagnetic form factors we map out the transverse charge density in the deuteron as viewed from a light front moving towards the deuteron. The charge densities for a transversely…

High Energy Physics - Phenomenology · Physics 2009-07-22 Carl E. Carlson , Marc Vanderhaeghen

The energy spectrum, spectral density and phase diagrams have been obtained for two-sublattice hard-core boson model in frames of random phase approximation approach. Reconstruction of boson spectrum at the change of temperature, chemical…

Quantum Gases · Physics 2013-07-09 I. V. Stasyuk , O. Vorobyov

Complex materials encompassing different phases of matter can display new photoinduced metastable states differing from those attainable under equilibrium conditions. These states can be realized when energy is injected in the material…

Strongly Correlated Electrons · Physics 2024-06-27 Wibke Bronsch , Manuel Tuniz , Denny Puntel , Alessandro Giammarino , Fulvio Parmigiani , Yang-hao Chan , Federico Cilento

A doubled q-Fock space is constructed by introducing an idle mode system dual to the physical one under consideration. The quantum entanglements of photons in the squeezed states and thermal states based on the doubled q-Fock space are…

Quantum Physics · Physics 2009-11-07 He-Shan Song , Dong Mi , Ling Zhou , Chong Li

We experimentally demonstrate a method for reconstructing the transverse 4D phase space of an electron beam at the time of emission from downstream diagnostics of the 4D phase space. This method does not rely on detailed knowledge of the…

We observed the dynamics of a superconducting flux qubit coupled to an extrinsic quantum system (EQS). The presence of the EQS is revealed by an anticrossing in the spectroscopy of the qubit. The excitation of a two-photon transition to the…

Superconductivity · Physics 2009-12-07 A. Lupascu , P. Bertet , E. F. C. Driessen , C. J. P. M. Harmans , J. E. Mooij

We extend the Composite Boson theory to study slightly im-balanced bi-layer Quantum Hall systems. In the global $ U(1) $ symmetry breaking excitonic superfluid side, as the imbalance increases, the system supports continuously changing…

Mesoscale and Nanoscale Physics · Physics 2015-06-24 Jinwu Ye

Two-dimensional transition metal dichalcogenides (TMD) offer a unique platform for creating van-der-Waals heterojunctions with fascinating physical properties and promising applications in optoelectronics and valleytronics. Because of their…

Materials Science · Physics 2023-05-09 J. E. Zimmermann , M. Axt , F. Mooshammer , P. Nagler , C. Schüller , T. Korn , U. Höfer , G. Mette

We observed a phase transition-like behavior that is marked by the onset of the realization of the connectivity between two sites on a two-dimensional cross-section of a three-dimensional percolation cluster. This was found using…

Disordered Systems and Neural Networks · Physics 2009-11-07 Nira Shimoni , Doron Azulai , Isaac Balberg , Oded Millo

We study the quantum phase transitions in a two component bose-mixture in a one-dimensional optical lattice. The calculations have been performed in the framework of the extended Bose-Hubbard model using the finite size density matrix…

Statistical Mechanics · Physics 2009-11-13 Tapan Mishra , B. K. Sahoo , Ramesh V. Pai

We report the results of the first investigation on the superradiant temporal and spatial quantum dynamics of two dipoles excited in a planar symmetrical microcavity by a controlled femtosecond two-pulse excitation. A superradiant…

Quantum Physics · Physics 2007-05-23 E. De Angelis , F. De Martini , P. Mataloni

We develop a detailed theoretical model of photo-induced proton-coupled electron transfer (PPCET) processes, which are at the basis of solar energy harvesting in biological systems and photovoltaic materials. Our model enables to analyze…

Chemical Physics · Physics 2021-04-13 Jiaji Zhang , Raffaele Borrelli , Yoshitaka Tanimura

We propose an approach to reconstruct two-electron spin qubit states in semiconductor quantum dots by employing tomographic techniques. This procedure exploits the combination of fast gate operations on electron spins trapped in dots and…

Quantum Physics · Physics 2010-11-19 Zhan Su , Tao Tu , Gang Cao , Guang-Can Guo , Guo-Ping Guo

We suggest a scheme to probe critical phenomena at a quantum phase transition (QPT) using the quantum correlation of two photonic modes simultaneously coupled to a critical system. As an experimentally accessible physical implementation, a…

Quantum Physics · Physics 2009-12-30 Qing Ai , Ying-Dan Wang , Guilu Long , C. P. Sun