English
Related papers

Related papers: A magnetically-driven piston pump for ultra-clean …

200 papers

An experimental setup is being developed to extract Ba ions from a high-pressure Xe gas environment. It aims to transport Ba ions from 10 bar Xe to vacuum conditions. The setup utilizes a converging-diverging nozzle in combination with a…

Instrumentation and Detectors · Physics 2019-08-13 T. Brunner , D. Fudenberg , A. Sabourov , V. L. Varentsov , G. Gratta , D. Sinclair

Muon-Induced X-ray Emission (MIXE) is a non-destructive analytical technique that leverages negative muons to probe elemental and isotopic compositions by detecting characteristic muonic X-rays emitted during atomic cascades and gamma rays…

We have investigated apparently stochastic fluctuations of magnetically-supported dc discharge in cylindrical coaxial configuration. In the system the electric field had radial direction while the magnetic field was applied axially. The…

Plasma Physics · Physics 2015-06-26 Olena Bilyk , Pavel Kudrna , Miroslav Holik , Ales Marek , Milan Tichy

In the past decade, dual-phase xenon time projection chambers (Xe-TPCs) have emerged as some of the most powerful detectors in the fields of astroparticle physics and rare-event searches. Developed primarily towards the direct detection of…

Instrumentation and Detectors · Physics 2024-02-05 Laura Baudis

We present the first direct experimental confirmation of the fast component re-emission in liquid argon (LAr) doped with xenon (Xe). This effect was studied at various Xe concentrations up to $\sim$3000 ppm. The rate constant of energy…

Instrumentation and Detectors · Physics 2019-09-30 D. Akimov , V. Belov , A. Konovalov , A. Kumpan , O. Razuvaeva , D. Rudik , G. Simakov

We use electrical detection, in combination with microwave transmission, to investigate both resonant and non-resonant magnon-photon coupling at room temperature. Spin pumping in a dynamically coupled magnon-photon system is found to be…

Materials Science · Physics 2015-06-04 Lihui Bai , M. Harder , Y. P. Chen , X. Fan , J. Q. Xiao , C. -M. Hu

To maximize the physics potential of future neutrino oscillation experiments, it is proposed to build a 15-MW `proton driver' consisitng solely of a 3-GeV proton injector linac (PI) and a 17-GeV superconducting ILC-type linac (SCL). The…

Accelerator Physics · Physics 2019-03-25 Radoje Belusevic

Topological Floquet energy pumps -- which use periodic driving to create a topologically protected quantized energy current -- have been proposed and studied theoretically, but have never been observed directly. Previous work proposed that…

The ability to control excitons in semiconductors underlies numerous proposed applications, from excitonic circuits for computing and communications to polariton condensates to energy transport in photovoltaics. 2D semiconductors are…

Mesoscale and Nanoscale Physics · Physics 2023-07-19 Hyowon Moon , Gabriele Grosso , Chitraleema Chakraborty , Cheng Peng , Takashi Taniguchi , Kenji Watanabe , Dirk Englund

The energy and electric field dependence of pulse shape discrimination in liquid xenon have been measured in a 10 gm two-phase xenon time projection chamber. We have demonstrated the use of the pulse shape and charge-to-light ratio…

Instrumentation and Methods for Astrophysics · Physics 2015-05-13 J. Kwong , P. Brusov , T. Shutt , C. E. Dahl , A. I. Bolozdynya , A. Bradley

The CMS RPC muon detector utilizes a gas recirculation system called closed loop (CL) to cope with large gas mixture volumes and costs. A systematic study of CL gas purifiers has been carried out over 400 days between July 2008 and August…

A novel method to pump fluid in lab on chip devices with velocities up to tens of micrometer per second is introduced. A focused laser beam locally heats up an electrolyte. A net charge tends to accumulate in the heat-absorbing area, due to…

Soft Condensed Matter · Physics 2014-05-08 Reza Kiani Iranpour , Seyyed Nader Rasuli

The von-Karman plasma experiment is a novel versatile experimental device designed to explore the dynamics of basic magnetic induction processes and the dynamics of flows driven in weakly magnetized plasmas. A high-density plasma column…

Source oxidation of easily oxidizing elements such as Ca, Sr, Ba, and Ti in an oxidizing ambient leads to their flux instability and is one of the biggest problems in the multi-elemental oxide Molecular Beam Epitaxy technique. Here we…

Materials Science · Physics 2011-06-06 Yong-Seung Kim , Namrata Bansal , Seongshik Oh

Charged excitons, or trions, offering unique spin and charge degrees of freedom, have primarily been investigated in doped systems where charges are long considered indispensable. Here, we present an alternative route to ultra-efficient…

Mesoscale and Nanoscale Physics · Physics 2026-02-17 N. Fang , U. Erkilic , Y. R. Chang , S. Fujii , D. Yamashita , C. F. Fong , S. Morito , K. Kanahashi , T. Taniguchi , K. Watanabe , K. Ueno , K. Nagashio , Y. K. Kato

We report new measurements of the drift velocity and longitudinal diffusion coefficients of electrons in pure xenon gas and in xenon-helium gas mixtures at 1-9 bar and electric field strengths of 50-300 V/cm. In pure xenon we find excellent…

Spin pumping refers to the microwave-driven spin current injection from a ferromagnet into the adjacent target material. We theoretically investigate the spin pumping into superconductors by fully taking account of impurity spin-orbit…

Materials Science · Physics 2017-07-19 Masashi Inoue , Masanori Ichioka , Hiroto Adachi

The liquid xenon (LXe) time projection chamber (TPC) technology is probing a wide range of dark matter masses from sub-GeV to a few TeV. To further improve its sensitivity to sub-GeV dark matter and its application in reactor neutrino…

Instrumentation and Detectors · Physics 2021-01-22 Yuehuan Wei , Jianyu Long , Francesco Lombardi , Zhiheng Jiang , Jingqiang Ye , Kaixuan Ni

Spark plasma sintering (SPS) technique is applied in combination with hydrogen decrepitation process for the recycling of SmCo5 magnets. The SmCo5 magnets for recycling were first decrepitated by hydrogen gas of a pressure of 4 bar for 3…

X-ray lasers based on transitions in highly charged \textit{Ni}-like ions generating in the "water window" wavelength range can be pumped by compact laboratory discharge sources. This makes them promising candidates for use as compact…

Plasma Physics · Physics 2021-05-21 N. V. Kalinin , R. M. Feshchenko , I. A. Artyukov , V. A. Burtsev