Results 21 to 30 of about 5,100,624 (300)

A REVIEW OF HYDROGEN STORAGE IN GEOLOGICAL FORMATIONS [PDF]

open access: yesRomanian Journal of Petroleum & Gas Technology
This review presents a thorough analysis of the technical, geological, and economic aspects of Underground Hydrogen Storage (UHS), positioning it as a key enabler for large-scale deployment of clean hydrogen supply chains.
Rami Doukeh   +5 more
doaj   +1 more source

Review of ultrasound combinations with hybrid and innovative techniques for extraction and processing of food and natural products

open access: yesUltrasonics Sonochemistry, 2021
Ultrasound has a significant effect on the rate of various processes in food, perfume, cosmetic, pharmaceutical, bio-fuel, materials, or fine chemical industries, despite some shortcomings. Combination with other conventional or innovative techniques can
B. Khadhraoui   +4 more
doaj   +1 more source

The twin-screw extrusion technology, an original and powerful solution for the biorefinery of sunflower whole plant [PDF]

open access: yes, 2010
The objective of this study was to evaluate the feasibility of an aqueous process for the biorefinery of sunflower whole plant using a twin-screw extruder.
Evon, Philippe   +3 more
core   +1 more source

Solvent Extraction and Separation of Nd, Pr and Dy from Leach Liquor of Waste NdFeB Magnet Using the Nitrate Form of Mextral® 336At in the Presence of Aquo-Complexing Agent EDTA

open access: yesMetals, 2019
Solvent extraction and separation of Pr, Nd and Dy from a synthetic leach solution of spent NdFeB magnet from wind turbines in the presence of aquo-complexing agent Ethylenediaminetetraacetic acid (EDTA) was studied using the nitrate form of Mextral®
Aarti Kumari   +2 more
doaj   +1 more source

Investigation of Operating Parameters on Ultrasound-Assisted Extraction of Anethole in Fennel Essential Oil

open access: yesJournal of Chemical and Petroleum Engineering, 2021
In this paper, the operational impact of three parameters including power of ultrasonic apparatus, size of fennel seeds and experiment time on the extraction yield of Anethole, which is the main considerable component in fennel essential oil and its ...
Seyed Mohsen Mirdehghan Ashkezari   +4 more
doaj   +1 more source

The extract of buddleja officinalis maxim. alleviates UVB-induced oxidative damage via the NRF2 pathway in HaCaT cells

open access: yesPharmaceutical Biology
Context Buddleja officinalis Maxim., a prominent medicinal plant from the Scrophulariaceae family, is extensively distributed throught China, Korea, Vietnam, and Myanmar.
Xu Zhu   +4 more
doaj   +1 more source

INFLUENCE OF EXTRACTION METHODS ON THE HEPATOTOXICITY OF AZADIRACHTA INDICA BARK EXTRACT ON ALBINO RATS [PDF]

open access: yes, 2009
The influence of extraction methods: Cold aqueous (CA) hot aqueous (HA) and alcoholic extraction (AE) methods on the hepatotoxic effect of Azadirachta indica bark extract (ABC) was investigated using albino rats.
Iweala, E. E. J., Nwachukwu, N
core   +2 more sources

THE COMPARISON OF DRAINAGE NETWORK EXTRACTION BETWEEN SQUARE AND HEXAGONAL GRID-BASED DEM [PDF]

open access: yesThe International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences, 2018
The automatic extraction of valleys or ridges from DEM is a long term topic in the GIS and hydrology fields and a number of algorithms have been developed.
L. Wang, T. Ai
doaj   +1 more source

Effects of the Acerola Cherry and Phyllanthus emblica Complex on Anti-photoaging and Autophagy in Fibroblast

open access: yesShipin gongye ke-ji
Objective: This study investigated the protective effect of the acerola cherry and Phyllanthus emblica complex against long-wave ultraviolet A (UVA) radiation induced photoaging in fibroblasts, as well as its effect on the autophagy levels in senescent ...
Jianing ZHANG   +4 more
doaj   +1 more source

Role of the liver in splanchnic extraction of atrial natriuretic factor in the rat [PDF]

open access: yes, 1992
Mesenteric, hepatic and splanchnic extraction of C-terminal and N-terminal atrial natriuretic factor was investigated in male Sprague-Dawley rats. Plasma concentrations (mean ± S.E.M.) of C-terminal atrial natriuretic factor were 55.0 ± 6.1 fmol/ml, 31.2
Alexander L. Gerbes   +39 more
core   +1 more source

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