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Related papers: SPP Beamline Design and Beam Dynamics

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Spatial modulation (SM) is a transmission scheme that uses multiple transmit antennas but only one transmit RF chain. At each time instant, only one among the transmit antennas will be active and the others remain silent. The index of the…

Information Theory · Computer Science 2014-01-28 T. Lakshmi Narasimhan , Yalagala Naresh , Tanumay Datta , A. Chockalingam

High-frequency linear accelerators are very suitable for carbon ion therapy, thanks to the reduced operational costs and the high beam quality with respect to synchrotrons, which are presently the only available technology for this…

Accelerator Physics · Physics 2021-01-05 Vittorio Bencini , Hermann W. Pommerenke , Alexej Grudiev , Alessandra M. Lombardi

Unidirectional surface plasmon polaritons (SPPs) at the interface between a gyrotropic medium and a simple medium are studied in a newly-recognized frequency regime wherein the SPPs form narrow, beam-like patterns due to hyperbolic…

Surface plasmon polaritons (SPPs) propagating along a waveguide working electrode are sensitive to changes in local refractive index, which follow changes in the concentration of reduced and oxidised species near the working electrode. The…

Optics · Physics 2022-06-23 Zohreh Hirbodvash , Elena A. Baranova , Pierre Berini

The Hamamatsu UV-light enhanced 64-channel SiPM array of the newest generation (S13361-3050AS-08) has been examined for the purpose of being used for the Silicon Elementary Cell Add-on (SiECA) of the EUSO-SPB balloon experiment.…

Instrumentation and Methods for Astrophysics · Physics 2018-04-04 Max Renschler , William Painter , Francesca Bisconti , Andreas Haungs , Thomas Huber , Michael Karus , Harald Schieler , Andreas Weindl

The superconducting (SC) proton linac is proposed in the JAERI/KEK Joint Project for a high-intensity proton accelerator in the energy region from 400 to 600 MeV. Highly stable fields in the SC cavities are required under the dynamic…

Accelerator Physics · Physics 2019-08-17 N. Ouchi , E. Chishiro , C. Tsukishima , K. Mukugi

The SRS is a 2GeV synchrotron light source with 14 beamlines serving approximately 34 experimental stations. Control of the major elements of the beamlines (vacuum pumps, gauges, valves and radiation stops) is the responsibility of the main…

Instrumentation and Detectors · Physics 2007-05-23 B. G. Martlew , B. Corker , G. Cox , P. W. Heath , M. T. Heron , A. Oates , W. R. Rawlinson , C. D. Sharp

In this paper, we analytically study Surface Plasmon Polaritons (SPPs) in graphene-based cylindrical structures with gyroelectric layers. In the general waveguide, each graphene layer is surrounded by two various gyro-electric materials.…

Optics · Physics 2022-01-26 Mohammad Bagher Heydari

The combustion instability is investigated computationally for a multi-injector rocket engine using the flamelet progress variable (FPV) model. A C++ code is developed based on OpenFOAM 4.0 to apply the combustion model. Flamelet tables are…

Fluid Dynamics · Physics 2021-09-03 Lei Zhan , Tuan M. Nguyen , Juntao Xiong , Feng Liu , William A. Sirignano

A 5-MeV RFQ designed for a proton current up to 100-mA CW is now under construction as part of the High Intensity Proton Injector project (IPHI). Its computed transmission is greater than 99 %. The main goals of the project are to verify…

Within the framework of the European, project MYRTE (MYRRHA Research and Transmutation Endeavour) of the H2020 program, a 4-Rods RFQ (Radio Frequency Quadrupole) has been designed at 176.1 MHz RFQ for accelerating up to 4 mA protons in CW…

This study analyzed the optical techniques for high resolution, low-noise spectroscopy of a hyperfine structure (HFS) made of ytterbium-isotope 171 ions ($^{171}\mathrm{Yb}^{3+}$:$\mathrm{Y}_2\mathrm{SiO}_5$). Large energy spacings in…

Optics · Physics 2024-08-21 Hee-Jin Lim , Ga-Hyun Choi , Ki Suk Hong

Plasmonic catalysis holds significant promise for opening new reaction pathways inaccessible thermally, or for improving the efficiency of chemical processes. However, challenges persist in distinguishing photothermal effects from effects…

In this study, the conceptual design and physics simulations of a near-field Water-based Liquid Scintillator (WbLS) detector placed 100 meters from the Akkuyu Nuclear Power Plant (ANPP), currently under construction and aiming at being…

Instrumentation and Detectors · Physics 2022-09-07 Ayse Bat , Emrah Tiras , Vincent Fischer , Mirac Kamislioglu

Highly lossy nature of metals has severely limited the scope of practical applications of plasmonics. The conventional approach to circumvent this limitation has been to search for new materials with more favorable dielectric properties…

Optics · Physics 2019-07-11 H. Serhat Tetikol , M. Irsadi Aksun

There are applications, which require MeV-range multiple-beams consisting of a large number of identical highly packed beamlets. The multiple-beam RFQ (MB-RFQ) arranged as a matrix array of longitudinal rod-electrodes is appropriate…

Accelerator Physics · Physics 2007-05-23 V. Kapin , M. Inoue , Y. Iwashita , A. Noda

For many next-generation high intensity proton accelerator applications including the Spallation Neutron Source (SNS), superconducting (SC) RF provides the technology of choice for the linac. In designing the superconducting cavity, several…

Accelerator Physics · Physics 2007-05-23 Sang-ho Kim , Marc Doleans , Yoon Kang

The radiofrequency resonant four-quadrant mechanical structure of a 4-vane Radio Frequency Quadrupole (RFQ) has a high quality factor and narrow bandwidth, resulting in high sensitivity to frequency detuning caused by thermal expansion…

Accelerator Physics · Physics 2022-03-23 Xiaowen Zhu , Claude Marchand , Olivier Piquet , Michel Desmons

The 3rd Generation Partnership Project (3GPP) is currently studying machine learning (ML) for the fifth generation (5G)-Advanced New Radio (NR) air interface, where spatial and temporal-domain beam prediction are important use cases. With…

Signal Processing · Electrical Eng. & Systems 2024-01-11 Muhammad Qurratulain Khan , Abdo Gaber , Mohammad Parvini , Philipp Schulz , Gerhard Fettweis

The surface plasmon-polaritons (SPPs) switch is the key element of the integrated devices in optical computation and terahertz (THz) communications. In this paper, we propose a novel design of THz SPPs switch based on quantum engineering.…