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AMCEHA 2019: Recent submissions

Now showing items 81-100 of 136

Preparation, Synthesis and Characterization of Zeolite Faujasite for CO2 Adsorption

Madhu, Jayaprakash; Palanichamy, Pavithrakumar; Santhanam, Agilan; Natrajan, Muthukumarasamy; Velauthapillai, Dhayalan (University of Jaffna, 2019)

Zeolites materials are mainly used as an adsorbent and also for the ion exchange and heterogeneous catalyst respectively. Though Zeolites are occurring in nature, some impurities were present inside it, therefore synthetic ...
Polarization-Controlled Interface Charges for Generation of Open-Circuit Voltage Higher Than the Band Gap Towards “Polarization Photovoltaics” Solar Cell

Venkatachalapathy, Vishnukanthan; Vines, Lasse; Kuznesov, Andrej (University of Jaffna, 2019)

Recently, solar cells have gained significant interest due to renewed attention to sustainability. The energy harvesting effectiveness of a solar cell centres are critically influenced by surface and interface properties ...
Photocatalytic Degradation of Methylene Blue Dye Using ZnO Thin Films- Effect of Area of Catalyst

Shankar, S.; Saroja, M.; Venkatachalam, M.; Kutraleeswaran, M. (University of Jaffna, 2019)

Zinc oxide thin films were deposited on glass substrates using sol gel spin coating method. Zinc acetate dihydrate was used as a starting material. Isoproponol and monoethanolamine were used as the solvent and stabilizer ...
Optimization of Nano Zeolite-A Production Process by Contrasting Experimental Condition in Microwave - Assisted Synthesis Method as an Economically Viable Preference

Kannangara, Ishara; Jayawardhana, Yohan; Pitawala, Jagath; Weerasooriya, Rohan; Jayarathna, Lakmal (University of Jaffna, 2019)

Synthetic zeolites are used commercially more often than natural zeolites due to the purity of crystalline products and the uniformity of particle sizes. With the properties of synthetic zeolite, that can employ wide a ...
Nano Silver Impregnated Polymer Coating for Food Packaging: Preparation, Applications, and Characterization

Jayalath, H.T.S.; Egodage, D.P.; Amarasinghe, D.A.S.; Samarasekara, A.M.P.B. (University of Jaffna, 2019)

The ever growing demand for fresh food requires a packing that can extend the shelf life of food and capable of protecting it from contaminations that could leads to foodborne diseases. Silver nanoparticles exhibits very ...
Method of Depositing Lithium Metal and Its Current Collector for Solid State Batteries

Prashanth Kumar, K.; Thulasi Raman, K.H.; Divya Bharathi, M S.; Balasundaraprabhu, R.; Mohan, Rao G.; Prasanna, S. (University of Jaffna, 2019)

Lithium metal was deposited using specially designed compact thermal evaporation source and the deposition source can produce uniform lithium thin film on a four-inch wafer. Lithium deposition in solidstate electrolyte ...
Low Cost Quasi Solid State Electrochromic Devices Based On F-Doped Tin Oxide and TiO2

Sarangika, H.N.M.; Karunarathna, W.G.M.D.; Dissanayake, M.A.K.L; Senadeera, G.K.R. (University of Jaffna, 2019)

Low Cost Quasi Solid State Electrochromic Devices Based On F-Doped Tin Oxide and TiO2
Investigation on the Effect of Ultrasonication on the Morphology of BiVO4 Sonicated During and After Preparation by Chemical Co- Precipitation Method

Deebasree, J.P.; Maheskumar, V.; Vidhya, B.; Balaji, G. (University of Jaffna, 2019)

Bismuth vanadate (BiVO4) was synthesized by chemical co-precipitation and ultrasonic assisted coprecipitation method. The crystal structure of the samples was studied using X-Ray diffraction (XRD). The monoclinic scheelite ...
Investigation of the Formation Mechanisms of Mesoporous Silica Structures by Local Dielectric Variations

Sandanuwan, G.A.T.; Wijewantha, N.L.W.; Kumara, D.R.D.; Attygalle, D.; Weragoda, V.S.C.; Amarasinghe, D.A.S. (University of Jaffna, 2019)

Since their discovery mesoporous silica has been widely used in various fields like waste water purification, indoor air cleaning, catalysis, bio-catalysis, drug delivery, CO2 capture, bioanalytical sample preparation. ...
Improved Method to Extract Kinetic Parameters from Thermograms

Kumara, D.R.D.; Attygalle, Dinesh; Amarasinghe, D.A.S.; Weragoda, V. S. C. (University of Jaffna, 2019)

hermogravimetric (TG) analysis and differential thermogravimetric analysis (DTG) are the most commonly used analytical techniques to find the kinetic triplet of solid state reactions. There are number of methods proposed ...
High Aspect Ratio Silicon Nanostructures Formed By Mace for Chemical and Biological Sensors

Ramuvel, M.; Manimaran, A.; Venkatesan, Ragavendran; Venkatachalapathy, Vishnukanthan; Venkatachalapathy, Vishnukanthan; Mayandi, Jeyanthinath; Mayandi, Jeyanthinath (University of JaffnaUniversity of Jaffna, 2019)

The use of high-aspect ratio silicon nanostructures as a sensor for detection of various analytes was investigated in the present study. Si nanostructure is a promising candidate due to ease of fabrication, large surface ...
Growth, Optical, Structural, FTIR and Dielectric studies on Pure and succinic acid doped ɤ-glycine single Crystals

Sathiya Priya, N.; Azhagan, Anbuchudar (University of Jaffna, 2019)

Single crystals of pure and succinic acid doped ɤ-glycine were grown by slow evaporation technique. Many interesting results on several properties of pure and succinic acid doped ɤ-glycine single crystals have been reported. ...
Greenly Synthesised Iron Nano Particles and Their Application for Degradation of Volatile Organic Compounds

Ehanathan, S.; Velauthamurty, K.; Rajapakse, R.M.G.; Raagulan, K. (University of Jaffna, 2019)

Water pollution creates main issues due to the presence of organic pollutants such as benzene, Toluene, Ethylbenzene and xylene (BTEX), which has become an important global environmental demand. Currently, advanced oxidation ...
Green Synthesis of Silver Nanoparticles Using Thunbergia Grandiflora Flower Extract and Its Catalytic Action in Reduction of Congo Red Dye

Varadavenkatesan, Thivaharan; Selvaraj, Raja; Vinayagam, Ramesh (University of Jaffna, 2019)

Developing an eco-friendly approach for metallic nanocatalyst synthesis is important in nanoremediation research. The current study reports, a rapid, environmentally-friendly, and low cost production of silver nanoparticles ...
Green Synthesis and Structural Characterization of Silver Nanoparticles Synthesized Using the Pod Extract of Clitoria Ternatea and Its Application towards Dye Degradation

Varadavenkatesan, Thivaharan; Vinayagam, , Ramesh; Selvara, Raja (University of Jaffna, 2019)

Silver nanoparticles (SNPs) have multifaceted applications ranging from nanomedicine to nanoremediation. For the first time, silver nanoparticles were synthesized using the aqueous extract of Clitoria ternatea pods as ...
Extraction and Characterization of Nanocellulose from Agricultural Waste

Wickramasinghe, W.A.W.I.C.; Lasitha, D.S.; Samarasekara, A.M.P.B.; Amarasinghe, D.A.S.; Karunanayake, L. (University of Jaffna, 2019)

Polymers are class of substances composed of very large molecules. Most of the polymers are usually made from petroleum-based by-products. However, petroleum-based polymer production has created economic and environmental ...
Experimental Investigation of Minimum Quantity Lubrication (MQL) of Coconut Oil Based Metal Working Fluid

Fernando, W.L.R.; Sarmilan, N.; Wickramasinghe, K.C.; Herath, H.M.C.M.; Perera, G.I.P. (University of Jaffna, 2019)

Metal Working Fluid (MWF) is a liquid, which uses during machining for the purpose of heat removal, lubrication at tool chip interface, corrosion protection and wash away chips from the cutting zone. Due to unique properties ...
Enhancing the Synthesizing Efficiency of Graphene from the Expanded Version of Vein Graphite

Dahanayake, U.D.P.R; Kumarasinghe, A.R.; Kumara, G R.A. (University of Jaffna, 2019)

Sri Lankan vein graphite comprises extraordinary purity, exceeding 99+% and occurs substantially as veins in colossal, underground sedimentary rocks. This carbon rich resource comes up with a unique potentiality to produce ...
Effect of Surface Morphology of Hydrothermally Synthesized Nickel Ferrite Magnetic Nanoparticles on Photocatalytic Water Remediation

Dinkar, Deepak Kumar; Dehiya, Brijnandan Singh (University of Jaffna, 2019)

Many research studies have been reported in the last decade on the significant utility of nanoferrites in waste water treatment. AB2O4 spinel, and spinel-like nanoferrites (with A=Divalent and B=Trivalent transition metal ...
Effect of Preparation of Pt-Sn Catalyst on Mixed-paraffin Dehydrogenation

Suresh, A.K.; Ragula, U.B.R. (University of Jaffna, 2019)

Polypropylene and polybutadiene are high demand materials produced from propylene, 1, 3-butadiene. Currently, propylene and butadiene are produced either by dehydrogenation or by steam cracking of individual paraffins ...

Now showing items 81-100 of 136

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