نتایج جستجو برای: stripping

تعداد نتایج: 6502  

Journal: :Analytical chemistry 2007
Shaopeng Wang Erica S Forzani Nongjian Tao

High-resolution differential surface plasmon resonance (SPR) with anodic stripping voltammetry (ASV) capability has been demonstrated for detecting heavy metal ions in water. Metal ions are electroplated onto the gold SPR sensing surface and are quantitatively detected by stripping voltammetry. Both the SPR angular shift and electrochemical current signal are recorded to identify the type and a...

Journal: :Physical review accelerators and beams 2021

Negative hydrogen ions are often used for injecting protons from linacs to storage rings via charge-exchange injection. In this process, the two electrons stripped by a foil or laser produce which can be merged with an existing beam without significantly affecting its dynamics, allowing high intensities of accumulated. However, capability comes drawback that outer electron H$^-$ ion has low bin...

2005
J. I. Read M. I. Wilkinson N. Wyn Evans Jan T. Kleyna

We present the results from a suite of N-body simulations of the tidal stripping of twocomponent dwarf galaxies comprising some stars and dark matter. We show that recent kinematic data from the local group dwarf spheroidal (dSph) galaxies suggests that dSph galaxies must be sufficiently massive (10 − 1010M⊙) that tidal stripping is of little importance for the stars. We discuss the implication...

Journal: :The Journal of Automatic Chemistry 1996
Ling Gao Shouxin Ren

Target transformationfactor analysis was studied for simultaneous determination of four simulated stripping voltammograms. A Gaussian function was used to generate synthetic stripping voltammograms. Two programs, SPGRELEP and ELECTTFA, were designed to perform voltammogram simulation and target transformation factor analysis. The method made use of full information of voltammogram and matrix da...

2006
Ji Y. Son Linda B. Smith Robert L. Goldstone

Abstraction is the process of stripping away irrelevantion is the process of stripping away irrelevant information so that learners can generalize on relevant similarities. Can we shortcut this process by directly teaching abstractions in the form of simplified instances? We tested this prediction in the domain of shape-based generalization and found that young children were able to generalize ...

Journal: :journal of reproduction and infertility 0

background: the purpose of this study was to assess the vasopressin effect on operation time and the need for electrocauterization frequency and ovarian reserve during laparoscopic stripping of ovarian endometriomas. methods: this was a randomized prospective clinical trial, in which twenty patients between 18-35 years with unilateral endometriomas were randomly divided in two groups of cases a...

Journal: :بینا 0
عباداله حیدری e heidari تبریز - خیابان عباسی - بیمارستان چشم نیکوکاری امیرحسین حریری ah hariri تبریز - خیابان عباسی - بیمارستان چشم نیکوکاری

purpose: to evaluate the effectiveness of pars plana vitrectomy and posterior hyaloid stripping in decreasing macular thickness and improving vision in diabetic macular edema.          methods: this prospective interventional case series includes 30 eyes of 25 diabetic patients with diabetic macular edema with macular thickness exceeding 170 microns and thickened posterior hyaloid. bcva and mac...

ربیعی, صغری, عرب, ملیحه, شکرپور, مریم ,

Introduction & Objective: Around 22% of pregnancies reach to 40 weeks or more. Investigations have shown that PG is effective in improving cervical ripe and shortening the labor. Stripping also is one of the effective approach for reducing post date pregnancies. This study was undertaken to compare vaginal Misoprostol (PG E1) and membrane stripping to improve Bishop Score and shortening of ...

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