Results 11 to 20 of about 184,082 (266)

Synthesis and characterization of Co(II), Ni(II), Cu(II) and Zn(II) complexes with 3-salicylidenehydrazono-2-indolinone [PDF]

open access: yesJournal of the Serbian Chemical Society, 2003
Complexes of Co(II), Ni(II), Cu(II) and Zn(II) with 3-salicylidenehydrazono-2-indolinone were prepared. Their structure was established to be [MLCl].Cl by using elemental analysis and molar conductivity, as well as AA, FTIR, UV/VIS and 1H-NMR ...
Konstantinović Sandra S.   +3 more
doaj   +1 more source

MOISTURE ABSORPTION AND FTIR CHARACTERISTIC OF TAPIOCA STARCH BIOCOMPOSITE REINFORCED DRAGON FRUIT ROOT FIBER (HYLOCEREUS POLYRHIZUS)

open access: yesSpektra: Jurnal Fisika dan Aplikasinya, 2018
Abstrak Biokomposit dari pati tapioka dan serat akar buah naga telah berhasil dibuat. Sebanyak 0, 2, 4, dan 6% serat (dari berat kering pati) digunakan sebagai penguat biokomposit. Fabrikasi biokomposit menggunakan metode solution casting.
Mochamad Asrofi   +4 more
doaj   +1 more source

FTIR: A novel method for identifying fish gut contents [PDF]

open access: yesتغذیه آبزیان
Introduction: If the composition of ingested food changes along the digestive tract in such a way that fish feces reflect the initial composition of the consumed food, there would be no need to sacrifice fish to identify the contents of their gut ...
Abolfazl Aminimehr   +2 more
doaj   +1 more source

Organosolvent Extraction Coupled with Steam Explosion Pretreatment of Wild Sugarcane and Optimization of Cellulase Activity using Response Surface Methodology

open access: yesJournal of Pure and Applied Microbiology, 2021
The present study focuses on the effect of the organosolvent extraction with steam explosion pretreatment and optimization of cellulase activity using the response surface methodology for the production of bioethanol.
S. Aruna, Sriramulu Gobikrishnan
doaj   +1 more source

FTIR and HPLC-Based Metabolomics of Yacon Leaves Extracts (Smallanthus sonchifolius [Poepp & Endl.] H. Robinson) from Two Locations in Indonesia

open access: yesIndonesian Journal of Chemistry, 2020
Smallanthus sonchifolius [Poepp. & Endl.] H. Robinson (Asteraceae) also known as Yacon or insulin plant, is traditionally used for treating diabetes.
Zulhelmi Aziz   +4 more
doaj   +1 more source

Degree of Chitosan Deacetylation: Potential of Experimental Equations Application [PDF]

open access: yesKemija u Industriji
In recent years, research has extensively explored the broad industrial potential of chitosan, with the degree of deacetylation being a pivotal chemical attribute that significantly influences its physical and biological properties crucial for its ...
Nadežda Seratlić   +5 more
doaj   +1 more source

Synthesis, Characterization, and Optimization of Green Silver Nanoparticles Using Neopestalotiopsis clavispora and Evaluation of Its Antibacterial, Antibiofilm, and Genotoxic Effects

open access: yesThe EuroBiotech Journal, 2021
Silver nanoparticles (AgNPs) have been used in a variety of biomedical applications in the last two decades, including antimicrobial, anti-inflammatory, and anticancer treatments.
Kahraman Tuğba   +6 more
doaj   +1 more source

The Use of FTIR and Micro-FTIR Spectroscopy: An Example of Application to Cultural Heritage [PDF]

open access: yesInternational Journal of Spectroscopy, 2009
Micro-FTIR and FTIR spectroscopy is useful for the study of degradation forms of cultural heritage. In particular it permits to identify the degradation phases and to establish the structural relationship between them and the substratum. In this paper, we report the results obtained on marble from a Roman sarcophagus, located in the medieval cloister ...
BARONE, GERMANA   +5 more
openaire   +2 more sources

Fabrication and bioactivity of 3D macroporous bismuth-doped bioceramic scaffolds prepared by sol-gel synthesis and electrophoretic deposition

open access: yesNext Materials
Bioactive glasses and glass-ceramics are widely investigated for bone regeneration due to their ability to bond to bone and stimulate osteogenesis. Achieving three-dimensional (3D) interconnected macroporosity remains critical for mimicking trabecular ...
Chloé Comeau   +6 more
doaj   +1 more source

Plasticized Starch Based Bionanocomposites Containing Cellulose Nanowhiskers and Titanium Dioxide Nanoparticles: Study of Structure and Water Vapor Permeability [PDF]

open access: yesعلوم و تکنولوژی پلیمر, 2014
The starch-based films have some disadvantages such as weak mechanical and poor water barrier properties that restrict their applications in food packaging.
Nasrin Jamshidi Kaljahi   +4 more
doaj   +1 more source

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