Articles with "flow system" as a keyword



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Selective Electrosynthesis of 2,5-diformylfuran (DFF) in a Continuous Flow System.

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Published in 2021 at "ChemSusChem"

DOI: 10.1002/cssc.202102596

Abstract: The gram-scale selective oxidation of biomass-based chemicals, in particular 5-hydroxymethylfurfural (HMF), into value-added 2,5-diformylfuran (DFF) has a high application potential but suffers from high cost, low selectivity and needs harsh reaction conditions. Besides, electrooxidation strategy… read more here.

Keywords: dff; system; flow system; continuous flow ... See more keywords

Hydrogeological characterization of flow system in a karstic aquifer, Seymareh dam, Iran

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Published in 2018 at "Journal of African Earth Sciences"

DOI: 10.1016/j.jafrearsci.2018.03.025

Abstract: Abstract In order to determine the characteristics of the flow system in a karstic aquifer, an extensive hydrogeological study includes dye tracing test was conducted. The aquifer suited left abutment of Seymareh Dam, in Ravandi… read more here.

Keywords: seymareh dam; flow system; flow;
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Modified-screen printed electrode in flow system for measuring the electroactivity of nanoparticles towards alcohol electrooxidation

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Published in 2017 at "Journal of Electroanalytical Chemistry"

DOI: 10.1016/j.jelechem.2017.02.027

Abstract: Abstract New multimetallic catalysts immobilized on different carbon supports have been developed to be used as anodes in direct alcohol fuel cells (DAFC). The performance of a new catalyst is evaluated by classic electrochemical measurements,… read more here.

Keywords: electrooxidation; system; printed electrode; flow system ... See more keywords
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Simultaneous determination of ethanol and total sulfite in white wine using on-line cone reservoirs membraneless gas-liquid separation flow system

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Published in 2019 at "Microchemical Journal"

DOI: 10.1016/j.microc.2019.104007

Abstract: Abstract This work presents the use of a single membraneless vaporization unit (MBL-VP unit) in a flow system for the simultaneous determination of ethanol and total sulfite in white wine. The flow system comprises a… read more here.

Keywords: ethanol; flow system; white wine;
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Programmable electrochemical flow system for high throughput determination of total antioxidant capacity.

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Published in 2018 at "Talanta"

DOI: 10.1016/j.talanta.2018.04.073

Abstract: The aim of this work was to develop a programmable flow system for rapid assessment of total antioxidant capacity (TAC). Novel features of the prototype include a single pressure-driven source, versatile manipulation of fluid flows,… read more here.

Keywords: flow system; total antioxidant; antioxidant capacity; system ... See more keywords
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Simple flow system with in-line gas-diffusion unit for determination of ethanol employing hypsochromic shift of visible absorbance band of methyl orange.

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Published in 2020 at "Talanta"

DOI: 10.1016/j.talanta.2019.120234

Abstract: The effect of solvent composition on the uv-visible spectrum of methyl orange was investigated for application to the quantitative determination of ethanol. At fixed pH, there was a hypsochromic shift of the absorbance band of… read more here.

Keywords: gas; gas diffusion; flow system; methyl orange ... See more keywords
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Experimental Study on Hydrate Safe Flow in Pipelines under a Swirl Flow System

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Published in 2022 at "ACS Omega"

DOI: 10.1021/acsomega.2c00892

Abstract: With the development of oil and gas resources gradually extending to the deep sea, the blockage of gas hydrate is attracting more and more attention. How to inhibit hydrate blockage efficiently and economically in oil… read more here.

Keywords: gas; flow system; hydrate; flow ... See more keywords
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High‐Arsenic Groundwater in the Southwestern Bengal Basin Caused by a Lithologically Controlled Deep Flow System

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Published in 2019 at "Geophysical Research Letters"

DOI: 10.1029/2019gl084767

Abstract: Elevated arsenic in Bengal Basin aquifers threatens human health. Most deep (>150 m) groundwater in Pleistocene aquifers is low in arsenic; however higher concentrations have been reported in the southwest border region. Here, we establish… read more here.

Keywords: bengal basin; flow system; arsenic groundwater; flow ... See more keywords
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Radial flow system decouples reactions in automated synthesis of organic molecules

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Published in 2020 at "Nature"

DOI: 10.1038/d41586-020-00764-4

Abstract: Organic compounds can be synthesized in a continuous flow of solutions, but the need to balance mass flow across multiple reactors complicates the development of such systems. A new platform for flow chemistry addresses this… read more here.

Keywords: decouples reactions; radial flow; chemistry; flow system ... See more keywords
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3D-printed PEEK reactors and development of a complete continuous flow system for chemical synthesis

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Published in 2020 at "Reaction Chemistry and Engineering"

DOI: 10.1039/d0re00206b

Abstract: The possibility of 3D printing high temperature and chemically resistant polymers creates opportunities for applications in flow chemistry. Herein we describe the development of milli- and microfluidic reactors made of polyether ether ketone (PEEK) with… read more here.

Keywords: synthesis; chemistry; flow system; development ... See more keywords
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Mode switching control for a multi-functional variable refrigerant flow system

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Published in 2018 at "Science and Technology for the Built Environment"

DOI: 10.1080/23744731.2017.1406275

Abstract: The multi-functional variable refrigerant flow system enables simultaneous heating and cooling of the zones it serves by allowing the heat exchangers of both indoor units and outdoor units to operate as evaporators or condensers. To… read more here.

Keywords: variable refrigerant; flow system; mode switching; multi functional ... See more keywords