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impact excitation

Electron impact excitation of neutral boron using the R matrix with pseudostates method

Electron impact excitation of neutral boron using the R matrix with pseudostates method

... electron-impact excitation data along each of the aforementioned iosonuclear ...all excitation and ionisation rates from every ion stage has already been carried out [2, ...electron-impact ...

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R-matrix electron-impact excitation data for the Na-like iso-electronic sequence

R-matrix electron-impact excitation data for the Na-like iso-electronic sequence

... resonances taken into account, such as the serial work of Chen and co-authors (2003, 2006, 2007), Aggarwal et al. (2003), Loch et al. (2006), and Landi & Gu (2006). In Fig. 4, we present the comparison of ...

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Dirac R-matrix and Breit–Pauli distorted wave calculations of the electron-impact excitation of W44+

Dirac R-matrix and Breit–Pauli distorted wave calculations of the electron-impact excitation of W44+

... Abstract. With construction of ITER progressing and existing tokamaks carrying- out ITER-relevant experiments, accurate fundamental and derived atomic data for numerous ionization stages of tungsten (W) is required to ...

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R-matrix electron-impact excitation data for the Mg-like iso-electronic sequence

R-matrix electron-impact excitation data for the Mg-like iso-electronic sequence

... electron-impact excitation data for many ions in the sequence. Electron-impact excitation data are available for only a few of the most important ions, in most cases being calcu- lated with ...

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R-matrix electron-impact excitation data for the B-like iso-electronic sequence

R-matrix electron-impact excitation data for the B-like iso-electronic sequence

... highest excitation threshold, which has been tested to be su ffi cient for the conver- gence of the effective collision strength, see ...threshold excitation to a maximum energy of ten times the ionization ...

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Positron Impact Excitation for the Lowest Autoionizing State of Cesium using the Distorted Wave Method

Positron Impact Excitation for the Lowest Autoionizing State of Cesium using the Distorted Wave Method

... positron impact excitation is compared with present electron DWE and DWD, the positron DWD and electron DWE results of Pangantiwar and Srivastava (1987), and the results of Kaur and Srivastava ...

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R-matrix electron-impact excitation data for the Be-like iso-electronic sequence

R-matrix electron-impact excitation data for the Be-like iso-electronic sequence

... In the R-matrix inner region, exchange effects were included for angular momentum up to 2J = 23, then extended using a non-exchange approximation for 2J up to 89, the contributions for higher J values were added using a ...

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Atomic data from the IRON project - LI. Electron impact excitation of FeIX

Atomic data from the IRON project - LI. Electron impact excitation of FeIX

... atomic model by Haug (1979) who added the effect of cascades from higher energy levels to the original calculation of Feldman et al. (1978). More recently, Fawcett & Mason (1991) reconsid- ered the atomic data ...

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Evaluation Damping Performance for Hydrostatic Bearing Film by Damping Ratio Scaling

Evaluation Damping Performance for Hydrostatic Bearing Film by Damping Ratio Scaling

...  (N/m). The acceleration response spectrum due to impact excitation from SDOF model simulation and measurement results from 0 to 1200 rad/s can be seen in Figure 1 (a). This figure displayed two resonance ...

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Atomic collision processes for astrophysical and laboratory plasmas

Atomic collision processes for astrophysical and laboratory plasmas

... electron-impact excitation, ionization, and recombination cross sections for the N isonuclear ...electron- impact excitation and ionization cross sections for atoms and low-charged ions in the ...

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Planar Phased Array Calibration Based on Near-Field Measurement System

Planar Phased Array Calibration Based on Near-Field Measurement System

... PHASED array calibration, which is an important procedure of phased array engineering, ensures good performance of the array. The evaluation of the excitation of each radiating element is a fundamental part for ...

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Performance Investigation of Various Flux-Switching Machines for Hybrid Electric Vehicles: A Review

Performance Investigation of Various Flux-Switching Machines for Hybrid Electric Vehicles: A Review

... ABSTRACT: A demand for vehicles using electrical propulsion drives is getting higher and higher from the stand points of preventing global warming and saving fossil fuel recently. Hybrid electric vehicles (HEV) using ...

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Translucent Voices: Creating Sound Pedagogy And Safe Spaces For Transgender Singers In The Choral Rehearsal

Translucent Voices: Creating Sound Pedagogy And Safe Spaces For Transgender Singers In The Choral Rehearsal

... Similarly to dropping a rock in a pond and watching the ripples, waves will propagate within solid median (Figure 2.1). Like with ripples interacting with nearby rocks, once ultrasonic waves come across a dissimilar ...

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Application of EL CID to salient pole electrical machines

Application of EL CID to salient pole electrical machines

... of excitation to be applied to the stator core of such machines for an EL CID test is virtually ...the excitation winding, as detected by a trace turn, needs to be calculated as laid out in Appendix ...the ...

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Raman-scattering study of the InGaN alloy over the whole composition range

Raman-scattering study of the InGaN alloy over the whole composition range

... the excitation energy is reduced from ...longer excitation wavelengths are less ab- sorbed and therefore, probe a deeper region where the sample is more ...resonant excitation of regions with dif- ...

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Study of Combined Braking System Using Eddy Current

Study of Combined Braking System Using Eddy Current

... the excitation flux generated by permanent ...its excitation and power generation, record of experimental validation, investigation and simulation of the integration of the brake in conventional and hybrid ...

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Impact of rotor pole number on the characteristics of outer rotor hybrid excitation flux switching motor for in wheel drive EV

Impact of rotor pole number on the characteristics of outer rotor hybrid excitation flux switching motor for in wheel drive EV

... the impact of rotor pole number on the characteristics of outer-rotor hybrid excitation flux switching motor (ORHEFSM) for in-wheel drive electric vehicle (EV) ...field excitation current density ...

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Experimental studies of the excitation of metastable states in molecules by electron impact

Experimental studies of the excitation of metastable states in molecules by electron impact

... the a ^ n and ‘lO eV ’ m etastable states, Borst and Zipf su btracted Ajello’s (1971) emission spectrum observed for the a^II (u = 1) —» = 4) transition. The result of this subtraction procedure are illustrated in figure ...

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Ability of modal analysis to detect osseointegration of implants in transfemoral amputees : a physical model study

Ability of modal analysis to detect osseointegration of implants in transfemoral amputees : a physical model study

... shaker excitation, differences were detected in the resonant frequencies and mode shapes of the model when the implant fit in the bone was altered to simulate the two interface cases considered: firm and loose ...

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Arrhythmia mechanisms and spontaneous calcium release: Bi-directional coupling between re-entrant and focal excitation

Arrhythmia mechanisms and spontaneous calcium release: Bi-directional coupling between re-entrant and focal excitation

... focal excitation from stochastic SCRE [19–23] and its potential interaction with extracellular matrix remodelling [24]; (iii) SCRE as a mechanism for both triggered activity and conduction block [25]; and (iv) the ...

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