Results 71 to 80 of about 40,988 (302)

Degradation of Dispersants and Dispersed Oil [PDF]

open access: yes, 2011
Chemical oil dispersants are proprietary mixtures of surfactants and solvents which are directly applied to a spill in order to reduce the natural attractive forces of the oil. When oil treated with dispersants is exposed to mixing energy, typically from
Lee, Kenneth
core   +1 more source

Influence of different dispersants on rheological behaviors of coal water slurry prepared from a low quality coal

open access: yesRSC Advances, 2019
To improve the efficiency of the gasification or combustion process of coal water slurry (CWS), it is significant to optimize the rheological properties and increase the solid concentration of CWS.
Shunxuan Hu   +7 more
semanticscholar   +1 more source

Water Permeates and Plasticizes Amorphous Carbon Dots: Unraveling the Inner Accessibility of the Nanoparticles by Glass Transition Studies

open access: yesAdvanced Materials, EarlyView.
The water permeability of amorphous carbon dots (CDs) is demonstrated by investigating their plasticization. Novel polyamide‐based and amorphous nanoparticles are synthesized by controlling their inner packing density. Water plasticization is evidenced by the decrease of the CDs glass transition temperature with increasing the hydration degree.
Elisa Sturabotti   +8 more
wiley   +1 more source

Microfluidic dispersion of mineral oil-seawater multiphase flows in the presence of dialkyl sulfonates, polysorbates, and glycols

open access: yesGreen Processing and Synthesis, 2013
The role of dispersants on hydrocarbon phase behavior in seawater is an important problem that influences marine environment ecology. Offshore petroleum and natural gas catastrophes, such as the Deepwater Horizon spill of 2010, motive the need to ...
Hu Chuntian   +2 more
doaj   +1 more source

Rational Design of Dispersants by Molecular Modeling for Advanced Ceramics Processing Applications

open access: yesKONA Powder and Particle Journal, 2014
A molecular modeling based approach to design/selection of dispersants for colloidal processing of ceramics powders is presented. The validity and the utility of the proposed approach are illustrated with two case ...
Pradip, Beena Rai, P. Sathish
doaj   +1 more source

Critical review and analysis of aquatic toxicity data on oil spill dispersants

open access: yesEnvironmental Toxicology and Chemistry, 2018
Oil spill response requires consideration of several countermeasures including chemical dispersants, but their potential toxicity to aquatic species poses a concern. Considerable in vivo aquatic toxicity data from laboratory exposures have been generated
Adriana C. Bejarano
semanticscholar   +1 more source

Distance-2-Dispersion: Dispersion with Further Constraints

open access: yes, 2023
The aim of the dispersion problem is to place a set of $k(\leq n)$ mobile robots in the nodes of an unknown graph consisting of $n$ nodes such that in the final configuration each node contains at most one robot, starting from any arbitrary initial configuration of the robots on the graph.
Kaur, Tanvir, Mondal, Kaushik
openaire   +2 more sources

A High Throughput Microfluidic Approach for the Continuous Manufacture of Ibuprofen Nanocrystals

open access: yesAdvanced Materials Technologies, EarlyView.
A robust, continuous manufacturing platform using a high‐throughput microfluidic reactor addresses key scalability challenges in pharmaceutical production. This process efficiently generates crystalline ibuprofen nanoparticles with superior control over size and distribution.
Shorooq Abukhamees   +5 more
wiley   +1 more source

Atomic Force Microscopy Measurement in the Lignosulfonate/Inorganic Silica System: From Dispersion Mechanism Study to Product Design

open access: yesEngineering, 2021
Designing and preparing high-performance lignin-based dispersants are crucial steps in realizing the value-added utilization of lignin on an industrial scale.
Jingyu Wang   +4 more
doaj   +1 more source

Disperse hypergraphs

open access: yesCombinatorics, Probability and Computing
Abstract For $\ell \geq 3$ , an $\ell$
Lior Gishboliner, Ethan Honest
openaire   +2 more sources

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