Spectra of the Decamethonium Ion and Dodecyltrimethylammonium
Dodecyltrimethylammonium chloride adsorption at the silica/water interface studied by Sum Frequency Generation
... SFG spectra in the OH region collected at different surfactant concentrations (including the CMC) with 100 mM NaCl, at pH 3 there was an increase in the SFG intensity suggesting an increase in the electrostatic ...
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Strategy for Modeling the Infrared Spectra of Ion-Containing Water Drops
... of ion-containing water drops have been investigated by molec- ular dynamics using the AMOEBA polarizable force ...temperature spectra have been obtained for a series of sulfate- water drops with 36, 55, 80 ...
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LABORATORY SECONDARY ION MASS SPECTRA OF COMETARY ANALOG MATTER
... SIMS ion mass spectra are a complex mixture rep- resenting the elements and molecules on the surface area analyzed by the primary ion ...the spectra requires knowledge of the stable molecular ...
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A novel approach to denoising ion trap tandem mass spectra
... Generally, there exist three types of spectrum denoising algorithms: threshold, digital signal processing, and machine learning or heuristic search algorithms. Thresh- old methods simply discard peaks with intensities ...
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Research Article Purity of Ion Beams: Analysis and Simulation of Mass Spectra and Mass Interferences in Ion Implantation
... implanted ion species in order to consider decimals of the apparent mass) and the definition of the con- taminating ...extracted ion with charge state as well as the analyzed ion with charge state ...
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On the ion inertial range density power spectra in solar wind turbulence
... spectra, in particular their deviation from the expected mono- tonic inertial-range power law decay towards high wave numbers prior to entering the presumable dissipation range. The philosophy of our approach is ...
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Isolation of Peaks in TDS Spectra of Deuterium from Ion Irradiated Tungsten
... MEDION ion-beam ...duoplasmatron-type ion source is used for generation of deuterium ions with energies in the range of ...the ion beam goes through the lens system, a separating magnet, and then ...
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Naturally enhanced ion-line spectra around the equatorial 150-km region
... radar spectra are very narrow with spectral widths between 3–12 ...radar spectra are wide with spectral widths compa- rable to those expected from ion-acoustic waves at these alti- tudes (>1000 ...
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Improved Calibration of Time-of-Flight Mass Spectra by Simplex Optimization of Electrostatic Ion Calculations
... curve fit is 106.94 ppm. If the middle five points (12-16) are used, the error increases to 8727 ppm. In comparison, simplex optimiza- tion displays errors of 3.254 and 5.287 ppm in these cases, respectively. Figure 7 is ...
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ortho-effects in Mass Spectra. Alteration of the Molecular-Ion Energy Distribution in Disubstituted Acetanilides
... Ionization and appearance potentials for the ions appearing below 20 eV in the mass spectra of the disubstituted phenyl acetates are given in Table 1.. These ions include the ion of in[r] ...
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How Much Peptide Sequence Information Is Contained in Ion Trap Tandem Mass Spectra?
... mass spectra to their cognate amino acid sequences in databases is a key step in ...mass spectra generated in a linear ion trap ...mass spectra from a single human cancer cell line project ...
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Dissecting ion-specific dielectric spectra of sodium-halide solutions into solvation water and ionic contributions
... dielectric spectra of aqueous solutions of NaF, NaCl, NaBr, and NaI. The ion-specific and concentration-dependent shifts of the static dielectric constants and the dielectric relaxation times match ...
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ANGEO - Testing electric field models using ring current ion energy spectra from the Equator-S ion composition (ESIC) instrument
... (1986). H + and O + results at L = 5.75 are shown, and H + only at L = 4.25. Using the Volland-Stern electric ®eld gives one deep minimum, which corresponds to the region around the transition energy. Interestingly, the ...
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Rhapso : automatic stitching of mass segments from fourier transform ion cyclotron resonance mass spectra
... transform ion cyclotron resonance mass spectrometry (FTICR MS) 15−20 is a state-of- the-art technique for petroleomics that provides a signi fi cant ultrahigh resolving power and mass accuracy to assign elemental ...
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Evaluation of Ion Temperature and Plasma Rotation at LHD from Charge-Exchange Spectra with Photon-Statistical Weighting
... spectrum is an interpolation using the last frame before the beam is switched on and the first frame after it is switched off. In the case of Hydrogen, the main ions, one can clearly identify the beam emission component on ...
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RESEARCH ARTICLE. Ion Mobility Mass Spectrometry for Ion Recovery and Clean-Up of MS and MS/MS Spectra Obtained from Low Abundance Viral Samples
... that ion mobility can be used in a number of ways to aid structural determination of N- glycans, particularly when they occur at low concentration or in contaminated ...CID spectra can also be improved. ...
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Exploiting fragment-ion complementarity for peptide de novo sequencing from collision induced dissociation tandem mass spectra
... the late 1990’s, including Sherenga (Dancik, Addona, Clauser, Vath, & Pevzner, 1999), Lutefisk (Taylor & Johnson, 1997), the dynamic programming method (Chen, Kao, Tepel, Rush, & Church, 2001) and a ...
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Kolmogorov versus Iroshnikov-Kraichnan spectra: Consequences for ion heating in
... Since the solar wind heating model based on Kolmogorov scaling has already been shown to produce good agreement with the observed ion temperature profile, one might expect t[r] ...
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Micellisation behavior on the dodecyltrimethylammonium bromide in the presence of Brij-35 in pure water by conductivity measurement
... of dodecyltrimethylammonium bromide in the presence of Brij-35 in aqueous media at ...of dodecyltrimethylammonium bromide in the presence of ...of dodecyltrimethylammonium bromide in the presence of ...
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Testing for a jump in spectra and cross-spectra
... in Spectra and Cross-Spectra Various physical problems in meteorology, oceanography and radar involve the analysis of mixed spectra, ...i.e. spectra containing both a continuous and a discrete ...
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