Volume 15 (2024)
Volume 14 (2023)
Volume 13 (2022)
Volume 12 (2021)
Volume 11 (2020)
Volume 10 (2019)
Volume 9 (2018)
Volume 8 (2017)
Volume 7 (2016)
Volume 6 (2015)
Volume 5 (2014)
Volume 4 (2013)
Volume 3 ( 2012)
Volume 2 (2011)
Volume 1 (2010)
Polymer Composite
Synthesis and Mechanical Evaluation of Geopolymeric Mortars Reinforced with Alpaca Wool Fibers

Daily Maria Gallegos; Denis Mayta; Gerhard Paúl Rodriguez; Fredy Alberto Huaman; Fernando Alonso Cuzziramos

Volume 13, Issue 4 , October 2022


  The effect of the addition of alpaca fibers on the mechanical response of geopolymeric mortars was studied using uniaxial compression tests. The studied mortars were manufactured by mixing mining tailings, fine sand and variable percentages of alpaca wool fibers. The mechanical results show a higher ...  Read More

Synthesis and Mechanical Evaluation of Geopolymeric Mortars Reinforced with Alpaca Wool Fibers

The Catalytic Efficiency of Au3+ metal ions and Au NPs on the Oxidation of Carbonyl Compounds by in situ Generated Na2FeO4 under Microwave Irradiation for Industrial Point of View

Anamika Srivastava; Anjali Yadav; Manish Srivastava

Volume 11, Issue 8 , August 2020, , Pages 1-5


  The catalytic activity of the Au NPs and Au 3+ metal ions used in the oxidation of carbonyl compounds by in situ generated Na2FeO4 from an industrial point of view. In the subsequent study used the chemical reduction and green method in favor of the fabrication of 30 to70nm in the size of Au NPs. Carbonyl ...  Read More

Synthesis and modelling of nanoparticles for chemical looping reforming  

Stefan Andersson; Paul Inge Dahl; Stephen A. Shevlin; Ingeborg-Helene Svenum; Yngve Larring; Julian R. Tolchard; Zheng Xiao Guo

Volume 9, Issue 6 , June 2018, , Pages 439-443


  Experimental and complementary modelling studies on the potential use of iron oxide nanoparticles in chemical looping reforming processes have been performed. In order to avoid coarsening of the nanoparticles, and thereby loss of reactivity, at relevant process temperatures (700-900°C), the active ...  Read More

Synthesis and modelling of nanoparticles for chemical looping reforming  

Synthesis of copper nanoparticles stabilized with cetylpyridinium chloride micelles

Nadejda N. Begletsova; Oksana A. Shinkarenko; Ekaterina I. Selifonova; Olga Yu. Tsvetkova; Andrey M. Zakharevich; Rimma K. Chernova; Aleksey A. Kletsov; Evgeny G. Glukhovskoy

Volume 8, Issue 4 , April 2017, , Pages 404-409


  In this paper a methodology of chemical synthesis of copper nanoparticles stabilized with surfactant cetylpyridinium chloride (CPC) micelles has been developed. By varying of the volume of a reduction agent hydrazine hydrate (HH) and value of pH of the reactionary environment the optimum conditions for ...  Read More

Lamellar structures from graphene nanoparticles produced by anode oxidation

Mykola Kartel; Yuriy Sementsov; Galyna Dovbeshko; Liudmyla Karachevtseva; Stanislav Makhno; Tatiana Aleksyeyeva; Yulia Grebel

Volume 8, Issue 3 , March 2017, , Pages 212-216


  An effective cheap method for graphene nanoparticles (GNP) production with controlled size distribution was developed based on anodic oxidation of condensed exfoliated graphite. As it is shown, under certain condition the GNP could be self-organized into a 3-dimensional structure that could be important ...  Read More

Tannic Acid: A Natural Source To Tailor Nano Crystalline Silver Particles Of Different Morphologies As Antibacterial Agent

Henam Premananda Singh; Sarbjeet Singh Gujral; Surinder Kumar Sharma; Rakesh Kumar Sharma

Volume 6, Issue 12 , December 2015, , Pages 1043-1049


  In this work we have successfully prepared spherical and chain type silver nanoparticles of excellent size’s homogeneity, reproducibility and stability using tannic acid. The synthesized nanometallic structures were characterized for their shape, size, thermal stability and crystalline nature. ...  Read More

Economic Growth Of Vertically Aligned Multiwalled Carbon Nanotubes In Nitrogen Atmosphere

Abhishek Kumar Arya; Bhanu Pratap Singh; Jeevan Jyoti; Santwana Pati; S.R. Dhakate

Volume 6, Issue 12 , December 2015, , Pages 1094-1097


  Vertically aligned carbon nanotube (VACNT) arrays are widely studied because of their immense potential in a wide range of applications.  In order to tailor the properties of carbon nanotubes (CNTs) for a particular application, vertical alignment in the form of sheet is a major breakthrough. Herein ...  Read More

Iridium Organic Composite For Organic Light Emitting Devices For Lighting

H. K. Dahule; S. J. Dhoble

Volume 5, Issue 12 , December 2014, , Pages 734-741


  We have synthesized series of new phosphorescent cyclometalated iridium (III) complexes Ir(Br-DPQ)2(acac), with 2-(4-bromo-phenyl)-4-phenyl-quinoline (Br-DPQ) ligand and Ir(Cl-BrDPQ)2 (acac) with 4-chloro-2-(4-bromophenyl)-4-phenyl quinoline (Cl-BrDPQ) ligand. Synthesized complexes and ligands were characterized ...  Read More

Facile Synthesis Of Eco-friendly Cu-hydrotalcite Catalysts For Highly Selective Synthesis Of Furfural Diethyl Acetal And Benzoin Ethyl Ether

Kai Yan; Jiayou Liao; Xu Wu; Xianmei Xie

Volume 4, Issue 9 , September 2013, , Pages 702-707


  A series of eco-friendly Cu-hydrotalcite (HT) catalysts (Cu-Fe, Cu-Al, Cu-Cr) were facilely and successfully synthesized by a modified co-precipitation method. The as-prepared Cu-hydrotalcite catalysts were highly selective for the synthesis of Anchorvalue-added furfural diethyl acetal and Anchorbenzoin ...  Read More

Carboxymethyl Chitosan And Its Applications

V.K Mourya; Nazma N. Inamdara;Ashutosh Tiwari

Volume 1, Issue 1 , June 2010, , Pages 11-33


  Deacetylation of chitin affords chitosan, a polymer, widely studied for its pharmaceutical and nonpharmaceutical applications. The hurdle in comprehending these applications is its limited solubility. Carboxymethylation of chitosan helps to surmount this hurdle with its improved solubility in water. ...  Read More