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Related papers: Optimization of a laser ion source for $^{163}$Ho …

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We report on a kinematically complete experiment on strong field double ionization of helium using laser pulses with a wavelength of 394\,nm and intensities of $3.5-5.7\times10^{14}\,W/cm^2$. Our experiment reaches the most complete level…

163 Holmium to 163 Dysprosium is probably due to the small Q value of about 2.5 keV the best case to determine the neutrino mass by electron capture. The energy of the Q value is distributed between the excitation of Dysprosium (and the…

Nuclear Theory · Physics 2015-06-10 Amand Faessler , Christian Enss , Loredana Gastaldo , F. Simkovic

In this work is examined a new modeling way of describing the continuous absorption of electromagnetic (EM) radiation in a dense partially ionized hydrogen plasmas with electron densities about $5\cdot10^{18}$ cm$^{-3}$ -…

Solar and Stellar Astrophysics · Physics 2018-03-14 A. A. Mihajlov , N. M. Sakan , V. A. Sreckovic , Y. Vitel

We produce large numbers of low-energy ions by photoionization of laser-cooled atoms inside a surface-electrode-based Paul trap. The isotope-selective trap loading rate of $4\times10^{5}$ Yb$^{+}$ ions/s exceeds that attained by…

Atomic Physics · Physics 2009-11-13 Marko Cetina , Andrew Grier , Jonathan Campbell , Isaac Chuang , Vladan Vuletic

We study the photon detection efficiency and position resolution of the electromagnetic calorimeter (EMC) of the BESIII detector. The control samples of the initial-state-radiation (ISR) process of $e^+e^-\rightarrow \gamma \mu^+\mu^-$ at…

High Energy Physics - Experiment · Physics 2016-11-24 Vindhyawasini Prasad , Chunxiu Liu , Xiaobin Ji , Weidong Li , Huaimin Liu , Xinchou Lou

The India-based Neutrino Observatory (INO) will host a 50 kt magnetized iron calorimeter (ICAL@INO) for the study of atmospheric neutrinos. Using the detector resolutions and efficiencies obtained by the INO collaboration from a…

High Energy Physics - Phenomenology · Physics 2013-06-07 Tarak Thakore , Anushree Ghosh , Sandhya Choubey , Amol Dighe

In the scope of the Physics Beyond Colliders studies, the Gamma-Factory initiative proposes the use of partially stripped ions as a driver of a new type of high-intensity photon source in CERN Large Hadron Collider (LHC). In 2018, the LHC…

Electrochemical Impedance Spectroscopy (EIS) and Equivalent Circuit Models (ECMs) are widely used to characterize the impedance and estimate parameters of electrochemical systems such as batteries. We use a generic ECM with ten parameters…

Systems and Control · Electrical Eng. & Systems 2024-03-18 Vladimir Sovljanski , Mario Paolone

The NIO1 experiment hosts a flexible RF H- ion source, developed by INFN-LNL and Consorzio RFX to improve the present concepts for the production and acceleration of negative ions. The source is also used to benchmark the instrumentation…

Plasma Physics · Physics 2022-11-09 M. Barbisan , B. Zaniol , M. Cavenago , G. Serianni , R. Pasqualotto

Absorption imaging of ultracold atoms is the foundation for quantitative extraction of information from experiments with ultracold atoms. Due to the limited exposure time available in these systems, the signal-to-noise ratio is largest for…

A simulation study of energy resolution, position resolution, and $\pi^0$-$\gamma$ separation using multivariate methods of a sampling calorimeter is presented. As a realistic example, the geometry of the calorimeter is taken from the…

Instrumentation and Detectors · Physics 2017-08-02 Ashim Roy , Shilpi Jain , Sunanda Banerjee , Satyaki Bhattacharya , Gobinda Majumder

An all-optical, near-resonant laser atom trap is used to prepare an electronically excited and polarized gas target at mK-temperature for complete photo-ionization studies. As a proof-of-principal experiment, lithium atoms in the…

The binding-energy differences for $^{163}\mathrm{Ho}^{q+}$ and $^{163}\mathrm{Dy}^{q+}$ ions with ionization degrees $q = 38$, $39$, and $40$ are calculated. The calculations are performed using the large-scale relativistic…

Atomic Physics · Physics 2023-08-28 I. M. Savelyev , M. Y. Kaygorodov , Y. S. Kozhedub , I. I. Tupitsyn , V. M. Shabaev

The method of extraction of the e/h ratio for an electromagnetic compartment of a combined calorimeter is suggested and the non-compensation was determined. The results agree with the Monte Carlo prediction and results of the weighting…

High Energy Physics - Experiment · Physics 2007-05-23 Y. Kulchitsky

A novel method of spectroscopy in ion traps termed leak-out spectroscopy (LOS) is presented. Here, mass selected, cold ions are excited by an infrared laser. In a subsequent collision with a neutral buffer gas particle their internal energy…

Chemical Physics · Physics 2023-01-11 Philipp C. Schmid , Oskar Asvany , Thomas Salomon , Sven Thorwirth , Stephan Schlemmer

The problem of measuring of the electron beam energy by help of the laser light interaction with the electrons is discussed. It is shown that the orthogonal orientation of the laser beam with respect to the electron one, proposed in the…

High Energy Physics - Phenomenology · Physics 2007-05-23 N. B. Skachkov

We demonstrate a prototype of a Focused Ion Beam machine based on the ionization of a laser-cooled cesium beam adapted for imaging and modifying different surfaces in the few-tens nanometer range. Efficient atomic ionization is obtained by…

Mesoscale and Nanoscale Physics · Physics 2016-01-08 M. Viteau , M. Reveillard , L. Kime , B. Rasser , P. Sudraud , Y. Bruneau , G. Khalili , P. Pillet , D. Comparat , I. Guerri , A. Fioretti , D. Ciampini , M. Allegrini , F. Fuso

An atomic ion is trapped at the tip of a single-mode optical fiber in a cryogenic (8 K) surface-electrode ion trap. The fiber serves as an integrated source of laser light, which drives the quadrupole qubit transition of $^{88}$Sr$^+$.…

Quantum Physics · Physics 2011-05-31 Tony Hyun Kim , Peter F. Herskind , Isaac L. Chuang

We improve by a factor of 4-20 the energy accuracy of the strongest soft X-ray transitions of Fe XVII ions by resonantly exciting them in an electron beam ion trap with a monochromatic beam at the P04 beamline of the PETRA III synchrotron…

The atomic pair 163 Holmium and 163 Dysprosium seems due to the small Q value of about 2.3 to 2.8 keV the best case to determine the neutrino mass by electron capture. The bolometer spectrum measures the full deexcitation energy of…

High Energy Physics - Phenomenology · Physics 2015-04-22 Amand Faessler , Fedor Simkovic