To address the issue of waste plastics in landfills, a hybrid approach is proposed. This would use low temperature plasma pretreatment followed by catalytic cracking to augment the conversion of waste polyolefins into monomers, intermediates, new polymers and value-added chemical [....] » Read More
Sub-products from the agricultural industry are being employed as renewable low cost raw materials in the design of Ecomaterials and substances for use in a number of industrial processes of great interest. These materials can compete with conventional ones since with this proces [....] » Read More
In the Paris Agreement of 2015, UN member states agreed to limit global warming to 2°C versus pre-industrial levels. This would imply reducing greenhouse gas (GHG) emissions by 80 to 95 % of the 1990 level by 2050. In 2019, the United Nations announced that over 60 countries [....] » Read More
In this talk we aim to present the analyses of the composition of agglom erate that is used in Shahte-water-jacket furnace in Trepça. It is also analyzed the theoretical and real consumption of the coke for technical lead produced. The aim of the research is to optim [....] » Read More
Organic ionic plastic crystals (OIPCs) combine some advantages of liquid electrolytes and ion-conducting ceramic electrolytes in the form of nonvolatile, nonflammable, and mechanically stable electrolytes that improve electrolyte/electrode interfacial contact and have good therma [....] » Read More
Selective carbon-carbon and carbon-heteroatom bond formation reactions are among the most important processes in organic chemistry since it enables the construction of common organic molecules from simple precursors. Among various methodologies, the transition metal-catalyzed tra [....] » Read More
The development of new hybrid adsorbents based on polymers has opened new opportunities in terms of their application in the removal of contaminants, especially those present in aqueous systems. Among them, hydrogels constitute one of the most outstanding families in biological, [....] » Read More
This study investigated the impact of Paravalvular Leakage (PVL) due to the undersizing Transcatheter Aortic Valve Implantation (TAVI) valve using the Fluid Structure Interaction (FSI) approach. A 3D patient-specific aorta model with an annulus diameter of 27.3 mm was constructed [....] » Read More
Heterogeneous catalysis proffers the potential advantage of easy separation and recycling of the catalyst and easy purification of the products where as it`s counter part homogeneous catalysis although affords the advantages of high conversion and selectivity but lacks efficient [....] » Read More
Over two decades, a large number of nucleosides have been synthesized, which demonstrated potent antiviral and antitumour activities and have become cornerstones of treatment for patients with cancer or viral infections. Oligonucleotide-based antisense strategies represent a uniq [....] » Read More
Small molecule heterocycles play important role in both drug discovery and material science research providing one of the richest source of diversity, besides serving as rigid scaffolds for further display of a range of functionalities. The present lecture will focuss on our rece [....] » Read More
The current study deals with the comparative study related to immobilization of maltase using synthetic (polyacrylamide) and non-synthetic (calcium alginate, agar-agar and agarose) polymers via entrapment technique. Polyacrylamide beads were formed by cross-linking of monomers, a [....] » Read More
Bamboo leaves (BL) and their two acids-treated forms H2SO4 (SBL) and H3PO4 (PBL), have been applied as bio-sorbents for the removal of methylene blue (MB) from its aqueous solution. The effects of different operating parameters like pH, bio-sorbent quantity, the contact time, ini [....] » Read More
The first antioxidant enzyme to be identified and studied was catalase (EC 1.11.1.6). Catalases is a crucial enzyme in preventing reactive oxygen species from causing oxidative damage to the cell (ROS). It can catalyse the oxidation of many metabolites and poisons, including as f [....] » Read More
In the near future catalysts will be playing pivotal role in reaching the targets of sustainability in industrial organic synthesis. Recent research has established the superiority of nanoparticles (NPs) as catalysts by facilitating numerous chemical transformations with high tur [....] » Read More
Laboratories and institutes usually consume resources for further studying novel catalytic reactions and not so much for scaling them up into industrial catalytic processes and training professionals to use them. On the other hand, chemical industry keens on turnkey solutions. Th [....] » Read More
Design and development of sustainable polymers with various architectures from bio-renewable feedstocks by development of new strategies and methods by precise catalysis (polymerization) techniques have been attractive and important subjects. Development of functional polym [....] » Read More
In this study, a Zn-based metal-organic framework-zeolite composite ZSM-5@IRMOF-1 was synthesised for an alternative production of BTX from isopropyl alcohol (IPA). Incorporation ensured the capacity of tuning the Lewis acidity at a framework level and designing accessible pore s [....] » Read More
Bio-oil produced from biomass is regarded as a promising alternative fuel source for transportation in the future. However, some properties of bio-oil, such as high water and oxygen content, strong acidity, and low heating value, prevents it use as a fuel source in current engine [....] » Read More
Application of visible light catalysis has revolutionized the field of organic synthesis by providing much efficient and greener alternatives to many important organic transformations. Visible light mediated reactions require a photocatalyst that absorbs the visible light and eng [....] » Read More
Today, textile wastewater is among the top water pollution factors, and dyes in high concentrations in the wastewater content have mutagenic, carcinogenic, and toxic effects on aquatic organisms. For this reason, it is necessary to remove dyes in wastewater after production in te [....] » Read More
The multi non-metal doping of C-N-S into TiO2 has attracted significant interests because of low energy substitution of carbon, nitrogen and sulfur from the cheaply available precursors (thiourea, L-cystine and L-cysteine), stabilization of the anatase crystal stru [....] » Read More
Biocatalysts are natural substances that include enzymes and whole cells to carry out different biochemical reactions. Enzymes have become important tools for production of food and pharmaceutical products as they offer less energy requiring and less polluting methods compared to [....] » Read More
Organic chemical reactions via green chemical routes are of prime importance for safer environment. Heterogeneous catalysts are the major tools for achieving the goals of sustainable development. In accomplishing many of these goals, an important family of catalysts that has rece [....] » Read More
The single palladium atom anchored on graphene exhibits high selectivity and activity for electrocatalytic CO2 reduction (CO2RR) to CO, which is extremely meaningful for great atomic utilization of noble metals. However, the origin of the high catalytic activity, especially the r [....] » Read More
The International Energy Agency reports that the combustion of fossil fuels results in serious energy crisis and environmental pollution. Fortunately Hydrogen can tackle these challenges. However, nowadays producing hydrogen mainly originates from fossil fuels. To date, a very pr [....] » Read More
Biofuel production from catalytic cracking of waste cooking oil is an attractive topic because it incorporates waste management and introduction of a new clean source of energy. Catalytic cracking is a promising technology for biofuel production because it is a sim [....] » Read More
One of the great problems in the science and engineering, it is a development of sustainable materials, which are produce by a chemically green rout. In this sense, production of new materials, such as nanomaterials, based on new chemically green route using low-cost reagents is [....] » Read More
The use of enzymes has contributed to obtention of enantiomerically pure compounds. However, for greater industrial viability, the enzyme immobilization technique is required. The design and production of each support for each enzyme can be obtained by support engineering and imm [....] » Read More
Treatment of pharmaceutical effluent in Pilot-scale once through solar reactor systems was done. Reactor in series and compound parabolic concentration reactor system was used. The catalyst beads for fixed bed reactor was prepared by coating of TiO2 nanocatalyst on novel com [....] » Read More
Green hydrogen – a carbon-free renewable fuel that has the capability to decarbonize a variety of sectors. The generation of green hydrogen is currently restricted to water electrolyzers. The use of freshwater resources and critical raw materials, however, limits its use. A [....] » Read More
Olive mill wastewater (OMW) is a pollutant effluent of the olive oil production. To reduce the environmental impact of this agro-industrial sector, with simultaneous valorization of such waste, the steam reforming of OMW (OMWSR) was studied in this work. Besides the reduction of [....] » Read More
In this research, iron oxide (Fe3O4), silica-coated Fe3O4 (Fe3O4@SiO2), chitosan-coated Fe3O4(Fe3O4@CT), chitosan/silica-coated Fe3O4 (Fe3O4@SiO2@CT) core-shell magnetic nanoparticles and hollow Fe3O4/silica/chitosan (Hollow Fe3O4@SiO2@CT) magnetic nanoparticle were prepared and [....] » Read More
Title : Design of Metal Single-Site Zeolites and their Application in Industrial and Environmental Catalysis
Stanislaw Dzwigaj, Sorbonne University, France
The metal ions well dispersed at zeolite framework are considered to be active sites of catalytic processes. Therefore, the incorporation of these metals into zeolites as isolated tetrahedral sites appears to be the important task. We have earlier shown that the incorporation of [....] » Read More
Title : Enzyme-sulphide coupling for light-induced water splitting and CO2 reduction
Jose C Conesa, Institute of Catalysis and Petroleum Chemistry, Spain
Many sulphide semiconductors are photocatalytically active in significant ranges of the visible spectrum; our group has shown this, specifically, for In2S3 and SnS2. Furthermore, by including V in these sulphides we have shown how their photocatalytic activities can be further ex [....] » Read More
Title : Displacive Characterization of Thermal and Mechanical Transformations in Shape
Osman Adiguzel, Firat University, Turkey
Some materials take place in class of advanced smart materials with adaptive properties and stimulus response to the external changes. Shape memory alloys take place in this group, exhibiting a peculiar property called shape memory effect, which is characterized by th [....] » Read More
Title : Taurine: An Eco-friendly Bio Catalyst & more
Ramesh C Gupta, Nagaland University, India
The biological output of a molecule depends on its physical - chemical characters .However, chemicals are not single minded and in differ environment they may change their behaviour leading to mostly desired outcome. In zest biocatalyst utilize living systems in total or their pa [....] » Read More
Title : Optimization of a Heat Exchanger Network for a Multi-Product Refinery
Abdulaziz Alturki, King Abdulaziz University, Saudi Arabia
Petroleum refineries consume slightly over 5.83 quadrillions Btu of energy per year, about 7.7 % of total energy consumption in the United States in 2019 and about 22% of total industrial energy consumption. Although only a small portion of refinery fuel is crude oil; energy cons [....] » Read More
Title : Catalytic cracking of ricinoleic acid methyl esters to produces castor oil derivatives
Sagarkumar Yogesh Dhanuskar, Indian Institute of Technology Delhi, India
The continuously increasing population and industrialization have triggered a demand for fossil fuels. Thus, rising demand resulted in an exponential increase in the amount of anthropogenic carbon dioxide emissions and other gases produced during the consumption of non-renewable [....] » Read More
Title : Design of Alkyl-Heteroaryl-Based Phosphine Ligands and Their Application in Chemoselective Coupling Reactions of Polyhalogenated Aryl Triflates
Chau Ming So, The Hong Kong Polytechnic University, Hong Kong
Aryl bromides, chlorides, and triflates are the most widely used electrophiles in pharmaceutical, industrial, and routine synthesis. However, having the approximate reactivity order of C−I> C−Br?C−OTf>> C−Cl, we are still always struggling with mu [....] » Read More
Title : Catalysis Engineering based on Polyoxometalates
Anjali Patel, The Maharaja Sayajirao University of Baroda, India
Polyoxometalates chemistry is a key emerging area that promises the development of a new generation materials which finds numerous applications in the areas of material science, medicine and catalysis. A discrete class of metal-oxygen clusters, Polyoxometalates (POMs) have gained [....] » Read More
Title : Enhanced Catalytic Performance Of Sulphated TiO2-SiO2 by La Promoter for Butyl Glucoside Synthesis
Vahide Nuran Mutlu, SOCAR Turkey Research & Development and Innovation Inc., Turkey
Alkyl glucosides are non-ionic chemicals with excellent properties such as low toxicity and good biodegradability. They have attracted the interest of researchers due to their diverse applications as food emulsifiers, personal care products, cleaning agents, textile lubricants, d [....] » Read More
Title : Fabrication of Calcium bismuth oxide catalysts
Rus Florina Stefania, Politehnica University Timisoara, Romania
This paper aims to study new bulk materials with exceptional photocatalytic activity, a key property for next-generation environmentally friendly technologies. The approach relies on the idea to use these materials to support the degradation of toxic pollutants and strong dyes. C [....] » Read More
Title : Ferulic acid esterase as biocatalyst in lignin biorefinery having industrial applications
Prakash Kumar Sarangi, Central Agricultural University, India
Ferulic acid (FA) chemically known as 4-hydroxy-3-methoxycinnamic acid is a ubiquitous phenolic compound in plant tissues. It is the most abundant hydroxycinnamic acid widely found in vegetables, fruits and some beverages. This compound has been reported to possess many physiolog [....] » Read More
Title : Multi-Dimension Metal Oxides and Organic Electronic Catalysts for Environmental Remediation
Sadia Ameen, Jeonbuk National University, Korea, Republic of
Metal oxides and organic semiconducting (electronic materials) remain of vital interest in the field of electrochemistry for their flexibility in chemical and electrochemical behavior. Electrochemical sensors are becoming popular, owing to their good detection performances, ease [....] » Read More
Title : Catalytic synthesis of Fluorinated Alkenes
Samuel Couve Bonnaire, Normandie Univ, France
Thanks to the unique properties of the fluorine atom, the fluorinated compounds are of great interest in many key fields such as pharmaceutical, agrochemical or materials science. Among the organofluorinated molecules, the fluoroalkenes are recognized as a pivotal class of compou [....] » Read More
Title : Fe-containing composite for decomposition of methane into COx-free hydrogen and nano-carbon
Gaukhar Yergaziyeva, Institute of Combustion Problems, Kazakhstan
Thermal catalytic decomposition (TCD) of methane is an efficient hydrogen production technology with the lowest carbon oxide emissions. TCD methane is an endothermic one-step reaction, which is essential for the following reasons: firstly, the large number of natural reserves of [....] » Read More
Title : Optimized continuous-flow aroma ester synthesis by entrapped Candida antarctica lipase B in novel sol-gels with epoxy functional groups
Cristina Paul, Politehnica University Timisoara, Romania
Immobilized lipases are excellent biocatalysts for the enzymatic synthesis of short- and medium-chain fatty esters used as food flavour compounds. However, because its catalytic activity greatly depends on the selected immobilization method, it is necessary to customize the immob [....] » Read More
Title : Production of high-quality CuNi thin films using magnetron sputtering
Carlos Ruben Suarez Gavidia, National University of San Marcos, Peru
Cu-Ni alloys are widely used in mining and metallurgical work, in the chemical industry due to their high resistance to corrosion, mechanical and catalytic properties. Furthermore, Cu-Ni alloys have received much attention for their thermophysical and magnetic properties and are [....] » Read More
Title : Influence of the crystalline phase of Cu/Pd based metal oxides on the catalytic reduction of nitrate in water
Juliana Sousa, International Iberian Nanotechnology Laboratory (INL), Portugal
The catalytic behavior of materials in liquid-phase hydrogenation of aqueous nitrate depends on the metallic phase, preparation procedure and nature of support, which greatly impact on the surface atomic arrangements and formation of bimetallic particles. The drawback of water-ph [....] » Read More
Title : Development of Cu-based Bimetalic Catalysts for the Electrocatalytic Hydrogenation of Acetone to Isopropanol for LOHC Applications
Vahide Nuran Mutlu, SOCAR Turkey Research & Development and Innovation Inc., Turkey
Hydrogen has gained an increasing importance as secondary energy vector due to the urgent requirement of CO2-notr energy storage and transformation. However, the nature of hydrogen requires dedicated infrastructures, and this has prevented so far the introduction of elemental hyd [....] » Read More
Title : Lipases from Brazilian agroindustrial residues aiming to biodiesel production
Lina Maria Grajales, Federal University of Tocantins, Brazil
Enzymatic catalysts play an important role in the industrial sector, because they catalyze many reactions at room temperature and pressure, making the process more economical. Lipases are enzymes that have a great biotechnological potential. Their most common applications are reg [....] » Read More