Results 101 to 110 of about 344,625 (347)

Pengaruh Prosentase Solvent Non Polar dalam Campuran Pelarut terhadap Pemisahan Senyawa Non Polar dari Minyak Nyamplung

open access: yesJurnal Teknik ITS, 2014
Minyak nyamplung (Calophyllum inophyllum oil) dikenal sebagai minyak yang tidak dapat dikonsumsi. Oleh sebab itu, penelitian tentang minyak ini kebanyakan hanya terfokus pada konversi minyak menjadi biodiesel.
Desy Anggraini   +2 more
doaj  

Value of hydroalcoholic treatment of rapeseed for oil extraction and protein enrichment☆

open access: yesOilseeds and fats, crops and lipids, 2019
This study investigated alternative solvents: ethanol and isopropanol, to replace hexane and enhance the quality and value of oil and meal. Rapeseed oil extraction was carried out using ethanol (92 wt.% or 96 wt.%), isopropanol (84 wt.% or 88 wt.%) or ...
Citeau Morgane   +3 more
doaj   +1 more source

Injectable Stimuli‐Responsive Amphiphilic Hydrogel for Rapid Hemostasis, Robust Tissue Adhesion, and Controlled Drug Delivery in Trauma and Surgical Care

open access: yesAdvanced Healthcare Materials, EarlyView.
Fast‐acting hydrogel seals bleeding wounds as the illustrated injectable, pH‐responsive network rapidly gels in situ to stop hemorrhage, adhere strongly to wet tissue, and release antibiotics in a controlled, pH‐dependent manner. The material withstands high pressures, shows excellent biocompatibility, and degrades safely, offering a versatile platform
Arvind K. Singh Chandel   +5 more
wiley   +1 more source

In Situ Amine Formation to Modulate MOF‐Derived PdIn N‐Doped Carbon Catalysts

open access: yesAdvanced Materials, EarlyView.
An amine‐assisted approach converts PdIn‐MOF into PdIn intermetallic nanoparticles embedded in N‐doped carbon. In situ‐generated amines trigger early Pd nucleation, producing smaller PdIn domains than direct pyrolysis. Amine sterics and basicity tune composition and particle size, while solvent and amine co‐determine textural features.
Gonzalo Egea   +9 more
wiley   +1 more source

Arm‐Length‐Controlled CsPbBr3 Nanocrystals for Tunable Optical and Assembly Behavior

open access: yesAdvanced Materials, EarlyView.
In this work, the synthesis parameters that dictate the formation of armed CsPbBr3 nanocrystals are described, and routes enabling precise control over arm length are proposed. Direct links between morphology and optoelectronic behavior are established.
Irina Skvortsova   +13 more
wiley   +1 more source

Characterization and Larvicidal Potency of Crude Urtica massaica Extracts Against Anopheles gambiae (Diptera: Culicidae) [PDF]

open access: yesعلوم بهداشتی ایران
Background and Purpose: Plants contain complex bioactive compounds with insecticide properties. The present study was designed to characterize and determine the larvicidal potency of crude methanol and hexane extracts of Urtica massaica against ...
Jared Yugi Owiti   +4 more
doaj  

Calendula Flowers (Calendulae officinalis flos): Methods to Obtain Fractions of Biologically Active Substances

open access: yesРегуляторные исследования и экспертиза лекарственных средств
INTRODUCTION. The pharmaceutical industry aims at developing sustainable resource-saving technologies for manufacturing medicines. Approaches to the effective use of herbal drugs include applying technologies yielding compounds with various ...
R. I. Lukashou, N. S. Gurina
doaj   +1 more source

2D MOF with Intrinsic Porosity for Colorimetric Volatile Organic Compounds (VOCs) Detection

open access: yesAdvanced Materials, EarlyView.
An uncommon 2D MOF with intrinsic in‐plane porosity that can be mechanically exfoliated undergoes a distinct and reversible colour change upon exposure to various volatile organic compounds. ABSTRACT In this work, we report an uncommon 2D metal–organic framework (MOF) with intrinsic in‐plane porosity that undergoes a distinct and reversible colour ...
Sergio R. Gamarra   +4 more
wiley   +1 more source

The economic demonstrator: prepare it once, use it many times. V. liquid–liquid phase transition phenomena

open access: yesEducación Química, 2019
A simple and economic way of conducing demonstration experiments about liquid–liquid phase transitions is presented and discussed. Pairs of liquids are sealed in a series of ampoules and each ampoule is put in a beaker filled with either ice or hot water.
Miha Bukleski, Vladimir Petruševski
doaj   +1 more source

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