Results 111 to 120 of about 53,268 (330)

Birch Bark Dry Extract by Supercritical Fluid Technology: Extract Characterisation and Use for Stabilisation of Semisolid Systems

Applied Sciences, 2017
Triterpene compounds like betulin, betulinic acid, erythrodiol, oleanolic acid and lupeol are known for many pharmacological effects. All these substances are found in the outer bark of birch.
Markus Armbruster, Mathias Mönckedieck, Regina Scherließ, Rolf Daniels, Martin A. Wahl   +4 more
doaj   +1 more source

Instrument for Analysis of Organic Compounds on Other Planets [PDF]

The goal of this project is to develop the Instrument for Solvent Extraction and Analysis of Extraterrestrial Bodies using In Situ Resources (ISEE). Specifically, ISEE will extract and characterize organic compounds from regolith which is found on the ...
Daulton, Riley M., Hintze, Paul E.
core   +1 more source

A novel construction approach for the pore structure model principally focuses on the controllable roundness of rock particles

Deep Underground Science and Engineering, EarlyView.
Particle rounding effects comparison of different methods: (a), (b), and (c) are the rounding results using the B‐spline curve method with different R; (d), (e), and (f) are the results of vertex rounding substitution method with different rounding radii.
Jiabin Dong, Ning Yang, Yi Jin, Ying Wu, Dandan Liu, Junling Zheng, Jingyan Zhao   +6 more
wiley   +1 more source

Supercritical fluid extraction of polyphenols from lees: overall extraction curve, kinetic data and composition of the extracts [PDF]

, 2015
Angela M. Farías-Campomanes, Maurı́cio A. Rostagno, Joel Jerson Coaquira-Quispe, M. Ângela A. Meireles   +3 more
openalex   +1 more source

Ultra‐High Nickel Oxides as Cathode Materials for High‐Energy Lithium‐Ion Batteries

ENERGY &ENVIRONMENTAL MATERIALS, EarlyView.
Ultra‐high nickel layered oxides are among the most promising cathode materials for high‐energy lithium‐ion batteries, offering high specific capacity and significant utilization in both conventional lithium‐ion batteries and solid‐state batteries. This review article introduces the basic structure of ultra‐high nickel layered oxides, then delves into ...
Yilong Han, Changlu Zheng, Zhichao Liu, Peng Chen, Sheng Liu, Guoran Li, Xue‐Ping Gao   +6 more
wiley   +1 more source

Extracting phospholipids from gum using liquified dimethyl ether versus supercritical fluid carbon dioxide

Journal of Agriculture and Food Research
Gum discarded from the degumming stage of refining crude rice bran oil is a good source of phospholipids (PLs), which are widely used in the food, feed, pharmaceutical, and cosmetic industries due to their unique properties and health benefits supporting
Sudthida Kamchonemenukool, Donporn Wongwaiwech, Tipawan Thongsook, Monthana Weerawatanakorn   +3 more
doaj   +1 more source

A Review of Black Phosphorus‐Based Materials: From Preparation Strategies to Characterization Techniques

ENERGY &ENVIRONMENTAL MATERIALS, EarlyView.
The structure, properties, preparation methods, and characterization techniques of BP. As a typical 2D layered material, black phosphorus (BP) demonstrates exceptional promise in various fields, particularly in energy storage for alkali metal‐ion batteries. However, its distinctive structure and properties, together with the compositional complexity of
Yunqing Wang, Jinzhi Lyu, Yongxiang Li, Yubing Wang, Xiangming Cui, Jianan Wang, Banglong Wan, Wei Yan   +7 more
wiley   +1 more source

Supercritical Fluid Extraction from Mango (Mangifera indica L.) Leaves: Experiments and Modeling

Chemical Engineering Transactions, 2013
Recent studies reported that mango (Mangifera indica L.) leaves are an important source of phytochemicals, which have beneficial effects on human health.
W. Dos Santos, A. Silva E, O.P. Taranto
doaj   +1 more source

Sustainability in Analytical Chemistry Illustrated by Pharmaceutical Nitrosamine Testing

ELECTROPHORESIS, EarlyView.
ABSTRACT Following the valsartan scandal in 2018, the testing of drug substances and drug products for N‐nitrosamines has become a critical and mandatory quality control measure. The European Pharmacopoeia chapter 2.5.42 currently describes three analytical methods for this purpose: HPLC–MS/MS, GC–MS, and GC–MS/MS.
Felix Bredendiek, Sebastian Schmidtsdorff, Maria Kristina Parr   +2 more
wiley   +1 more source

Effectiveness of sustainable oil extraction techniques: A comprehensive review

Journal of Agriculture and Food Research
Essential oil is extracted from various sources including plants, oilseed, and cereals. Various alternate methods of oil extraction include soxhlet, cold press, expression, solvent extraction, hydro-distillation, subcritical extraction method, pulsed ...
Rushikesh Kailas Gaikwad, Imdadul Hoque Mondal, Kshirod Kumar Dash, Ayaz Mukarram shaikh, Kovács Béla   +4 more
doaj   +1 more source