Results 91 to 100 of about 118,419 (393)

Electrochemical determination of ferrocene diffusion coefficient in liquid media under high CO2 pressure: Application to DMF–CO2 mixtures [PDF]

open access: yes, 2007
Electrochemical method can be useful for the determination of diffusion coefficients in various media. For low polarity media, ultramicroelectrodes are preferably used.
Camy, Séverine   +3 more
core   +1 more source

Tailoring Advanced Metal‐Based Nanomedicines for Adaptable Nanodynamic Disease Therapies and Theranostics

open access: yesAdvanced Materials, EarlyView.
This review summarizes recent advances in metal‐based nanomaterials (MBNs) as multifunctional platforms for next‐generation diagnostics and nanodynamic therapies (NDTs), highlighting their structural tunability, diverse therapeutic modalities, and broad biomedical applications in oncology and infectious disease control.
Qihang Ding   +11 more
wiley   +1 more source

Response Surface Methodology for Optimization of Supercritical Fluid Extraction of Orange Peel Essential Oil

open access: yesPharmaceutical and Biomedical Research, 2020
Background: Orange peel essential oils were obtained using supercritical fluid extraction. This method is an important high scaling extraction method used for the extraction of plant and animal extracts.
Kiana Ghadiri   +3 more
doaj   +1 more source

Influence of pretreatments for extraction of lipids from yeast by using supercritical carbon dioxide and ethanol as cosolvent [PDF]

open access: yes, 2011
Saccharomyces cerevisiae is one of the most studied and industrially exploited yeast. It is a non-oleaginous yeast whose lipids are mainly phospholipids.
Camy, Séverine   +3 more
core   +1 more source

A Thermally Expandable Resin for the Volumetric Additive Manufacturing of Shape‐Memory Functional Foams

open access: yesAdvanced Materials Technologies, EarlyView.
Volumetric additive manufacturing allows to print parts extremely fast, but is so far is limited by the build volume of the printers. The foaming materials presented here allow to expand printed parts up to 500% reaching densities of 0.16 g cm−3 as well as providing shape memory properties enabling the creation of lightweight, functional parts ...
Silvio Tisato   +3 more
wiley   +1 more source

Fluid phase equilibria of the reacting mixture in the dimethyl carbonate synthesis from supercritical CO2 [PDF]

open access: yes, 2003
In order to investigate the dimethyl carbonate synthesis from methanol and supercritical CO2, the thermodynamic behaviour of the reacting mixture, i.e. the quaternary methanol/CO2/DMC/water mixture, has to be known.
Badens, François   +3 more
core   +1 more source

The Role of Porosity in SERS

open access: yesAdvanced Optical Materials, EarlyView.
This review explores how engineered porous materials enhance surface‐enhanced Raman scatering (SERS) spectroscopy by synergizing analyte enrichment and electromagnetic field amplification. It is systematically evaluated four classes, nanoporous metals, plasmonic polymers, mesoporous silica, and metal‐organic frameworks (MOFs), highlighting their unique
Miguel A. Correa‐Duarte   +2 more
wiley   +1 more source

Supercritical CO2 Extracts and Volatile Oil of Basil (Ocimum basilicum L.) Comparison with Conventional Methods

open access: yesSeparations, 2018
Interest in new products from aromatic plants as medical and nutritional compounds is increasing. The aim of this work was to apply different extraction methods, including the use of supercritical carbon dioxide extraction, and to test the antioxidant ...
José Coelho   +6 more
doaj   +1 more source

Movable oil extraction from shale with supercritical carbon dioxide

open access: yesShiyou shiyan dizhi, 2020
Movable oil extraction experiments from the lower part of third member of Paleogene Shahejie Formation (Es3L) in the Zhanhua Sag of Jiyang Depression of Bohai Bay Basin were made to address problems on matrix shale oil exploitation.
Qiang WANG   +7 more
doaj   +1 more source

Corn Zein Nanocarriers for Agrochemical Delivery and Smart Packaging

open access: yesAdvanced Sustainable Systems, EarlyView.
This review explores zein, a corn‐derived biodegradable protein, as a multifunctional nanocarrier for sustainable agriculture and packaging. It examines advances in agrochemical delivery, smart packaging, and stimuli‐responsive systems, while addressing scalability, environmental fate, and regulatory barriers.
Muhammad Shahidul Islam   +2 more
wiley   +1 more source

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