Search Results - "Forgiarini, Ana"
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Instability of Emulsions Made with Surfactant–Oil–Water Systems at Optimum Formulation with Ultralow Interfacial Tension
Published in Langmuir (07-08-2018)“…We have studied emulsions made with two- and three-phase oil–water–surfactant systems in which one of the phases is a microemulsion, the other phases being…”
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Interfacial rheology of low interfacial tension systems using a new oscillating spinning drop method
Published in Journal of colloid and interface science (01-06-2018)“…Elongation of the drop during the variation of rotational speed. [Display omitted] When surfactants adsorb at liquid interfaces, they not only decrease the…”
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Breaking of Water-In-Crude Oil Emulsions. Part 9. New Interfacial Rheology Characteristics Measured Using a Spinning Drop Rheometer at Optimum Formulation
Published in Energy & fuels (19-09-2019)“…Water–crude oil interfaces often exhibit a viscoelastic layer with a high mechanical resistance, consisting of natural surfactants in crude oil, mainly…”
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Emulsion Stabilization, Breaking, and Inversion Depends upon Formulation: Advantage or Inconvenience in Flow Assurance
Published in Energy & fuels (19-07-2012)“…Emulsion type and stability are directly linked to the physicochemical formulation, which controls the interfacial interactions of the surfactant with the oil…”
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How to Attain an Ultralow Interfacial Tension and a Three-Phase Behavior with a Surfactant Formulation for Enhanced Oil Recovery: A Review. Part 2. Performance Improvement Trends from Winsor’s Premise to Currently Proposed Inter- and Intra-Molecular Mixtures
Published in Journal of surfactants and detergents (01-09-2013)“…The minimum interfacial tension occurrence along a formulation scan at the so-called optimum formulation is discussed to be related to the interfacial…”
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Breaking of Water-in-Crude Oil Emulsions. 8. Demulsifier Performance at Optimum Formulation Is Significantly Improved by a Small Aromatic Content of the Oil
Published in Energy & fuels (21-03-2019)“…Asphaltenes tend to aggregate in different structures depending on the aromatic content of the oil phase. The different aggregates adsorb at the interface as…”
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How to Use the Normalized Hydrophilic-Lipophilic Deviation (HLDN) Concept for the Formulation of Equilibrated and Emulsified Surfactant-Oil-Water Systems for Cosmetics and Pharmaceutical Products
Published in Cosmetics (Basel) (2020)“…The effects of surfactant molecules involved in macro-, mini-, nano-, and microemulsions used in cosmetics and pharmaceuticals are related to their amphiphilic…”
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The Oscillatory Spinning Drop Technique. An Innovative Method to Measure Dilational Interfacial Rheological Properties of Brine-Crude Oil Systems in the Presence of Asphaltenes
Published in Colloids and interfaces (01-09-2021)“…The oscillatory spinning drop method has been proven recently to be an accurate technique to measure dilational interfacial rheological properties. It is the…”
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New Interfacial Rheology Characteristics Measured using a Spinning‐Drop Rheometer at the Optimum Formulation of a Simple Surfactant–Oil–Water System
Published in Journal of surfactants and detergents (01-09-2018)“…A new spinning‐drop tensiometer with an oscillating rotation velocity was used to measure the interfacial rheological properties of systems with very low…”
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Quantifying the geomorphologic and urbanization influence on coastal retreat under sea level rise
Published in Estuarine, coastal and shelf science (15-12-2019)“…In response to increasing greenhouse gases emissions, the global climate is undoubtedly changing. As a consequence of rising temperatures, mean sea level also…”
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Formulation Improvements in the Applications of Surfactant–Oil–Water Systems Using the HLDN Approach with Extended Surfactant Structure
Published in Molecules (Basel, Switzerland) (21-06-2021)“…Soap applications for cleaning and personal care have been used for more than 4000 years, dating back to the pharaonic period, and have widely proliferated…”
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Breaking of Water-in-Crude Oil Emulsions. 7. Demulsifier Performance at Optimum Formulation for Various Extended Surfactant Structures
Published in Energy & fuels (15-09-2016)“…The performance of several extended surfactants as water-in-crude oil emulsion breakers was evaluated using two criteria: (1) the demulsifier dose required (C…”
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Interfacial Rheology Measured with a Spinning Drop Interfacial Rheometer: Particularities in More Realistic Surfactant–Oil–Water Systems Close to Optimum Formulation at HLD N = 0
Published in Journal of surfactants and detergents (01-07-2021)“…Three different cases were selected to study the effect of physicochemical formulation on interfacial rheology properties of surfactant–oil–water (SOW) systems…”
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Formulation in Surfactant Systems: From-Winsor-to-HLDN
Published in Encyclopedia (Basel, Switzerland) (18-04-2022)“…Formulation is an ancient concept, although the word has been used only recently. The first formulations made our civilization advance by inventing bronze,…”
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Rheology and Phase Behavior of Surfactant–Oil–Water Systems and Their Relationship with O/W Nano-Emulsion’s Characteristics Obtained by Dilution
Published in Nanomanufacturing (01-01-2023)“…In order to study the relationship between the rheology of a surfactant’s concentrated dispersions and the oil and water liquid crystals from which O/W…”
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Available Know-how in Transforming an Emulsified Drilling Fluid To Be Removed from an Unwanted Location into a Low-Viscosity Single-Phase System
Published in Energy & fuels (19-07-2012)“…Drilling fluids are generally emulsions, either oil-in-water (O/W) or water-in-oil (W/O), with an aqueous phase containing various electrolytes and an oil…”
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A Promising Cutaneous Leishmaniasis Treatment with a Nanoemulsion-Based Cream with a Generic Pentavalent Antimony (Ulamina) as the Active Ingredient
Published in Cosmetics (Basel) (01-12-2021)“…Leishmania parasites are the etiological agents of Leishmaniasis, a tropical disease that affects around 15 million people in about 90 countries. The chosen…”
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Resolving an Enhanced Oil Recovery Challenge: Optimum Formulation of a Surfactant-Oil–Water System Made Insensitive to Dilution
Published in Journal of surfactants and detergents (01-04-2010)“…Upon dilution by the petroleum reservoir connate water, the anionic commercial surfactant blend often used in enhanced oil recovery by low tension, becomes…”
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Extended Surfactants Including an Alkoxylated Central Part Intermediate Producing a Gradual Polarity Transition—A Review of the Properties Used in Applications Such as Enhanced Oil Recovery and Polar Oil Solubilization in Microemulsions
Published in Journal of surfactants and detergents (01-09-2019)“…The research published in the past half century indicates that surfactant interfacial performance in producing low tension or high solubilization with polar…”
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