English
Related papers

Related papers: Tracking Simulations Near Half-Integer Resonance a…

200 papers

Non-evaporable getter (NEG) coating is widely required in the next generation of light sources and circular $e^+e^-$ colliders for small vacuum pipes to improve the vacuum level, which, however, also enhances the high-frequency…

Accelerator Physics · Physics 2024-03-22 Weiwei Li , Tianlong He , Zhenghe Bai

The regularities of narrow-band resonance in a two-layer circular waveguide due to the radiation of the bunch, moving along its axis are investigated. Its connection with the synchronous component of a two-layer TM01 mode of the waveguide…

Accelerator Physics · Physics 2013-02-04 M. Ivanyan , V. Tsakanov , A. Grigoryan , A. Tsakanian

Hadronic events at the Z pole have been investigated in search for Colour Reconnection effects and QCD coherence. Colour Reconnection effects are searched for in three-jet events and the data results are compared to the predictions of…

High Energy Physics - Experiment · Physics 2007-05-23 P. Azzurri

We simulate correlation measurements of entangled photons numerically. The model employed is strictly local. In our model correlations arise from a phase, connecting the electromagnetic fields of the two photons at their separate points of…

Quantum Physics · Physics 2007-05-23 W. A. Hofer

The optical conductivity contains relevant information on the properties of correlated electron systems. In infinite dimensions, where dynamical mean field theory becomes exact, vertex corrections can be neglected and the conductivity…

Strongly Correlated Electrons · Physics 2021-03-17 Olivier Simard , Shintaro Takayoshi , Philipp Werner

We propose a method for estimating high-definition spatially-varying lighting, reflectance, and geometry of a scene from 360$^{\circ}$ stereo images. Our model takes advantage of the 360$^{\circ}$ input to observe the entire scene with…

Computer Vision and Pattern Recognition · Computer Science 2021-04-21 Junxuan Li , Hongdong Li , Yasuyuki Matsushita

By modulating the intensity of laser light before the rotating groundglass, the well-known pseudothermal light source can be modified into superbunching pseudothermal light source, in which the degree of second-order coherence of the…

Of particular interest for radio and hard X-ray diagnostics of accelerated electrons during solar flares is the understanding of the basic non-linear mechanisms regulating the relaxation of electron beams propagating in turbulent plasmas.…

Space Physics · Physics 2015-03-06 Nicolas H. Bian , Eduard P. Kontar , Heather Ratcliffe

The stretching and bending vibrational spectrum and the intensities of infrared transitions in a tetrahedral molecule are studied in two boson-realization models, where the interactions between stretching and bending vibrations are…

Chemical Physics · Physics 2009-10-31 Xi-Wen Hou , Mi Xie , Shi-Hai Dong , Zhong-Qi Ma

Using the silicon strip detector of the CLEO experiment operating at the Cornell Electron-positron Storage Ring (CESR), we have observed that the horizontal size of the luminous region decreases in the presence of the beam-beam interaction…

Accelerator Physics · Physics 2015-06-26 D. Cinabro

At present, the PEP-II bunch length and vertical beta function at the Interaction Point (IP) are about of the same size. To increase luminosity, it is planned to gradually reduce the IP beta function. For the maximum effect, bunch length…

Accelerator Physics · Physics 2008-11-26 Y. Cai , M. H. R. Donald , Y. Nosochkov

Detuning of the fundamental is a way to enhance harmonic generation . By this method, the wiggler is composed of two segments in such a way that the fundamental resonance of the second segment to coincide with the third harmonic of the…

Accelerator Physics · Physics 2016-03-21 Elham Salehi , Behrouz Maraghechi , Najmeh Sadat Mirian

Next generation neutrino oscillation experiments like DUNE and T2HK are multi-purpose observatories, with a rich physics program beyond oscillation measurements. A special role is played by their near detector facilities, which are…

High Energy Physics - Phenomenology · Physics 2022-02-11 Moritz Breitbach , Luca Buonocore , Claudia Frugiuele , Joachim Kopp , Lukas Mittnacht

We consider the stability of an ultracold trapped Bose-Einstein condensate near a Feshbach resonance. Using a modified Gross-Pitaevskii equation that includes higher-order terms and a multi-channel model of Feshbach resonances, we find…

Other Condensed Matter · Physics 2009-09-22 N. T. Zinner , M. Thøgersen

The beam response to an external periodic excitation delivers relevant information about the optics, tune distribution and stability of a circulating beam in a storage ring. In this contribution the horizontal beam response to the…

Accelerator Physics · Physics 2024-12-31 E. C. Cortés García , P. Niedermayer , R. Singh , R. Taylor , E. Feldmeier , M. Hun , E. Benedetto , T. Haberer

Two-photon superbunching of pseudothermal light is observed with single-mode continuous-wave laser light in a linear optical system. By adding more two-photon paths via three rotating ground glasses,g(2)(0) = 7.10 is experimentally…

Optics · Physics 2017-10-11 Bin Bai , Jianbin Liu , Yu Zhou , Huaibin Zheng , Hui Chen , Songlin Zhang , Yuchen He , Fuli Li , Zhuo Xu

We study experimentally superradiance in a Bose-Einstein condensate using a two-frequency pump beam. By controlling the frequency difference between the beam components, we measure the spectrum of the backward (energy-mismatched)…

Other Condensed Matter · Physics 2009-11-13 Nir Bar-Gill , Eitan E. Rowen , Nir Davidson

The CG-2 beamline at the High Flux Isotope Reactor (HFIR) exhibits a notable discrepancy between observed count rates and the count rates we would expect based on a Monte-Carlo neutron ray-trace simulation. These simulations consistently…

Instrumentation and Detectors · Physics 2024-04-16 James M. Rogers , Matthew J. Frost , Lisa DeBeer-Schmitt

Current long-baseline neutrino-oscillation experiments such as NO$\nu$A and T2K are mainly sensitive to physics in the neighbourhood of the first oscillation maximum of the $\nu_\mu \to \nu_e$ oscillation probability. The future Deep…

High Energy Physics - Phenomenology · Physics 2021-06-04 Jogesh Rout , Sheeba Shafaq , Mary Bishai , Poonam Mehta

Even though neutrino oscillations have been conclusively established, there are a few unanswered questions pertaining to leptonic Charge Parity violation (CPV), mass hierarchy (MH) and $\theta_{23}$ octant degeneracy. Addressing these…

High Energy Physics - Phenomenology · Physics 2021-01-04 Jogesh Rout , Samiran Roy , Mehedi Masud , Mary Bishai , Poonam Mehta