ion cyclotron resonance frequency
Generation of Supersonic and Super-Alfvénic Flow Using ICRF Heating and a Magnetic Nozzle
... of ion cyclotron resonance heating (ICRH) and acceleration in a magnetic ...strong ion cyclotron heating is clearly ...as ion acoustic Mach number are more than unity, that is, ...
5
Exploring Fundamental Aspects of Proteomic Measurements: Increasing Mass Measurement Accuracy, Streamlining Absolute Quantification, and Increasing Electrospray Response
... transform ion cyclotron resonance mass spectrometry (FT-ICR MS) offers unparalleled performance in terms of resolving power and mass measurement ...system, frequency shifts due to space-charge ...
174
Numerical Studies of Ponderomotive Acceleration and Ion Cyclotron Resonance: Application to Next Generation Electric Thrusters
... The “electrodeless” configuration for next-generation advanced electric thrusters is very promising because elec- trodeless electric thrusters utilize no electrodes that erode due to direct contact with the hot plasma ...
14
Advanced applications of high performance Fourier transform ion cyclotron resonance mass spectrometry
... an ion cyclotron resonance cell (ICR cell, details see section ...the frequency of the excitation waveform used, both on-resonance 27 and off-resonance 28 CAD can be implemented ...
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Trans-sonic cusped shaped, periodic waves and solitary waves of the electrostatic ion-cyclotron type
... low frequency waves propagate at the phase speed, c cos θ, before encountering a resonance at ω = cos θ, and the high frequency branch exhibits a cut-off at the gyrofre- quency before propagating ...
5
Observations and modelling of ion cyclotron emission observed in JET plasmas using a sub harmonic arc detection system during ion cyclotron resonance heating
... the ion cyclotron range of frequencies, usually referred to as ion cyclotron emission (ICE), is a frequently-observed property of tokamak plasmas containing suprathermal ion populations ...
18
Advanced electronics for fourier transform ion cyclotron resonance mass spectrometry
... Feedback required to achieve oscillation comes from a small feedback coil and pair of 200 ⍀ series resistors connected between the transistor emitters. The series resistor is needed to convert the feedback voltage into a ...
278
Advanced methods in fourier transform ion cyclotron resonance mass spectrometry
... linear frequency sweep, and ions will undergo excitation at different time points once its cyclotron frequency matches the excitation ...their cyclotron motion and accumulate ...
266
On ion-cyclotron-resonance heating of the corona and solar wind
... Abstract. This paper concisely summarizes and critically re- views recent work by the authors on models of the heating of the solar corona by resonance of ions with high-frequency waves (up to the proton ...
12
Dissociative charge transfer of organic molecules induced by collisions with the He+ cation. A joint experimental and theoretical study of relevance for the interstellar medium evolution
... on ion-neutral reactions were carried out using ion cyclotron resonance (ICR) or flowing afterglow (FA) ...of ion-neutral reactions with this method was limited to room temperature ...
184
Fast particle driven ion cyclotron emission (ICE) in tokamak plasmas and the case for an ICE diagnostic in ITER
... the ion cyclotron frequency range (ion cyclotron emission or ICE) could provide a passive, non-invasive diagnostic of confined and escaping fast particles (fusion α-particles and beam ...
7
Simulation Study of High-Frequency Magnetosonic Waves Excited by Energetic Ions in Association with Ion Cyclotron Emission
... lower-hybrid resonance frequency grow to large amplitudes, in addition to super- thermal ...the ion cy- clotron period because of the change in the velocity dis- tribution of the energetic ...The ...
5
2D FT ICR MS of Calmodulin : a top down and bottom up approach
... Figure 2 shows the schematic representation of a two-dimensional mass spectrum. The y- axis corresponds to the m/z of the precursor ions, while the x-axis shows the m/z of the fragment ions. All the signals along the ...
22
Survey of the TS-ECE Discrepancy and recent investigations in ICRF heated plasmas at Alcator C-Mod
... Figure 1 (c) shows the electron temperature profile data plotted versus major radius. The Thomson data (blue) and ECE data (red) are in good agreement. The black solid line is a fit to the data shown and the edge TS data ...
6
Studies relating to cyclotron emission from semiconductors
... the cyclotron emission experiment the emitter is subjected to voltage pulses in order to heat the carriers out of equilibrium with the lattice and the detector picks up the resulting ...
188
Plasma waves above the ion cyclotron frequency in the solar wind: a review on observations
... the ion cyclotron frequency play a critical role in the microphysics of space ...low frequency range and try to follow the energy cascade from the MHD regime to the kinetic ...
11
Characterisation of macromolecules using electrospray ionization and Fourier transform ion cyclotron resonance mass spectrometry
... Presumably the additional predissociation channels seen in the V I r,+ v = 16 & 17 chlorine images originate from similar superexcited states, the next superexcited states in the Rydberg[r] ...
252
High mass accuracy analytical applications of Fourier transform ion cyclotron resonance mass spectrometry
... In addition, due to the increased size of vancomycin compared to actinomycin D, the 1+ species, [M+K] + , was only present at low abundance, with the 2+ species, [M+K+H] 2+ , being the dominant charge state through ...
258
Amyloid hydrogen bonding polymorphism evaluated by15N{17O}REAPDOR solid state NMR and ultra high resolution fourier transform ion cyclotron resonance mass spectrometry
... To further explore this interpretation, we also present data for an additional sample of amyloid fi brils of [ 15 N, 17 O]-A β 16−22 using the same batch of the synthesized and puri fi ed peptide, but following a modi fi ed ...
5
I. Studies of Collision Broadening of Ion Cyclotron Resonance Lineshapes. II. Studies of the Gas Phase Ion Chemistry of Fluoroethanes
... The values of the fluoride affinities and hydride affinities which are implied by the present results are summarized i n Table V o. The values were calculated using the data [r] ...
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