نتایج جستجو برای: m sulfolane

تعداد نتایج: 538964  

Journal: :Electrochimica Acta 2021

The study of innovative solutions to replace current lithium technology is being carried out at a rapid pace. One the proposed solution development magnesium batteries, especially organic positive electrode which can exhibit high capacity and retention. In this field, electrochemical responses poly(benzoquinonyldisulfide) (PBQDS) in cells were investigated diglyme sulfolane based electrolytes. ...

Journal: :Energy & environmental materials 2022

With the increasing interest in highly concentrated electrolyte systems, correct determination of cation transference number is important. Pulsed‐field gradient NMR technique, which measures self‐diffusion coefficients, often applied on liquid electrolytes because wide accessibility and simple sample preparation. However, since assumptions this that is, complete salt dissociation, all ions part...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه فردوسی مشهد - دانشکده علوم ریاضی 1390

مساله مکان?یابی ماکزیمم پوشش از جمله پرکاربردترین مسائل مکان?یابی محسوب می شود. در این مساله هدف تعیین مکان p مرکز سرویس و تخصیص نقاط تقاضا به آنها به گونه ای است که جمعیت سرویس داده شده ماکزیمم شود. یک از معیارهایی که موجب افزایش کیفیت خدمات رسانی توسط مراکز سرویس می شود، توجه به میانگین زمان انتظار در مراکز سرویس می باشد. در این رساله سه مساله مکان یابی ماکزیمم پوشش مورد بررسی قرار می گیرد....

Journal: :The Analyst 2015
Muhammad A Zenaidee William A Donald

The effects of 12 acids, 4 solvents, and 8 low-volatility additives that increase analyte charging (i.e., superchargers) on the charge state distributions (CSDs) of protein ions in ESI-MS were investigated. We discovered that (i) relatively low concentrations [5% (v/v)] of 1,2-butylene carbonate (and 4-vinyl-1,3-dioxolan-2-one) can be added to ESI solutions to form higher charge states of cytoc...

Madhu Jain, R. Singh Pundhir

In this paper, we consider a multi-server queuing system in which additional servers are allowed for a longer queue to reduce the customer’s balking and reneging behavior. The customers are assumed to arrive in Poisson fashion and their service- times follow exponential distribution. The number of servers in long run depends on the queue-length. We obtain equilibrium queue size distribution. Th...

Journal: :Materials research proceedings 2023

Abstract. Natural gas (NG) must be treated to remove sulphur compounds and acid gases i.e., carbon dioxide (CO2) hydrogen sulfide (H2S) ensure that it complies with requirements for sale transportation. More than 95% of the NG processing plants are operated through removal unit (AGRU) using aqueous amine solvent in removing sour components from hydrocarbon due availability at a low cost. Howeve...

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