Results 21 to 30 of about 1,982,889 (334)

Designing Safer Solvents to Replace Methylene Chloride for Liquid Chromatography Applications Using Thin-Layer Chromatography as a Screening Tool

open access: yesSeparations, 2021
Methylene chloride, commonly known as dichloromethane (DCM), is a widely used chemical for chromatography separation within the polymer, chemical, and pharmaceutical industries.
Apekshya Sharma   +4 more
doaj   +1 more source

Aerobic Oxidation of Fluorene to 9-fluorenone by Liquid-phase Catalysis and Separation of 9-fluorenone from Phenanthrene

open access: yesTaiyuan Ligong Daxue xuebao, 2021
To realize fluorene oxidation to 9-fluorenone with high selectivity in a short time and highly efficient separation of 9-fluorenon from phenathrene, the effect of solvent and catalyst on the oxidation of fluorene to 9-fluorenone, and the type and dosage ...
Tiantian SHI   +4 more
doaj   +1 more source

Impact of limited solvent capacity on metabolic rate, enzyme activities, and metabolite concentrations of S. cerevisiae glycolysis [PDF]

open access: yes, 2008
The cell's cytoplasm is crowded by its various molecular components, resulting in a limited solvent capacity for the allocation of new proteins, thus constraining various cellular processes such as metabolism.
Barabási, AL   +3 more
core   +1 more source

The Optimum Condition for Total Carotenoid Extraction from Orange Sweet Potato

open access: yesAndalasian International Journal of Agricultural and Natural Sciences
This study aimed to find the optimum conditions for extracting the carotenoid content in orange sweet potato in an applied application. The extracted carotenoids will be used as raw materials to produce rose-scented aromatic compounds (b-ionone).
Daimon Syukri   +4 more
doaj   +3 more sources

Coupling hydrophobic, dispersion, and electrostatic contributions in continuum solvent models [PDF]

open access: yes, 2005
Recent studies of the hydration of micro- and nanoscale solutes have demonstrated a strong {\it coupling} between hydrophobic, dispersion and electrostatic contributions, a fact not accounted for in current implicit solvent models.
H. S. Ashbaugh   +4 more
core   +1 more source

Structure variation and evolution in microphase-separated grafted diblock copolymer films [PDF]

open access: yes, 2011
The phase behavior of grafted d-polystyrene-block-poly(methyl methacrylate) diblock copolymer films is examined, with particular focus on the effect of solvent and annealing time.
Griffiths, Guy H.   +3 more
core   +1 more source

Mechanism and Investment Analysis of Recycling Gasoline Solvent with Mineral Powder for Asphalt Cleaning

open access: yesApplied Sciences, 2020
Gasoline is widely used as a powerful organic solvent to remove asphalt residuals in road engineering applications; however, it is also known as a non-renewable fuel resource.
Fusong Wang   +5 more
doaj   +1 more source

Critical Casimir Forces and Colloidal Phase Transitions in a Near-Critical Solvent : A Simple Model Reveals a Rich Phase Diagram [PDF]

open access: yes, 2014
From experimental studies it is well-known that colloidal particles suspended in a near-critical binary solvent exhibit interesting aggregation phenomena, often associated with colloidal phase transitions, and assumed to be driven by long-ranged solvent ...
Belli, Simone   +5 more
core   +5 more sources

An unusual case of xylophagia (paper-eating)

open access: yesIndustrial Psychiatry Journal, 2014
Xylophagia is a condition involving the consumption of paper and form of eating disorder known as pica. Pica is an unusual craving for ingestion of either edible or inedible substances.
Mahesh Gowda   +3 more
doaj   +1 more source

TOTAL PHENOLIC, FLAVONOID AND TANNIN CONTENTS AND ANTIOXIDANT ACTIVITIES OF EXTRACTS OF URTICA DIOICA L. BY DIFFERENT EXTRACTION TECHNIQUES [PDF]

open access: yesNatural Resources and Sustainable Development, 2022
The stinging nettle (Urtica dioïca L.) has been used as a traditional remedy to treat an important range of diseases due to its therapeutic virtues. This work was undertaken to valorize the prospective of extracts of wild Urtica dioica of Algeria as ...
Siouda Wafa   +4 more
doaj   +1 more source

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