Original Research Paper
Fabrication of ZnO/CuO Hybrid Nanocomposite for Photocatalytic Degradation of Brilliant Cresyl Blue (BCB) Dye in Aqueous Solutions

PARMESHWAR LAL MEENA; Ajay Kumar Surela; Krishna Poswal

Volume 6, Issue 3 , July 2021, Pages 196-211

https://doi.org/10.22090/jwent.2021.03.001

Abstract
  Here in the present study, we report the synthesis of ZnO nanoparticles, ZnO/CuO(3%), ZnO/CuO(5%), and ZnO/CuO(10%), nanocomposites using simple precipitation method with variation of CuO content and the activities of prepared samples were investigated for degradation of Brilliant Cresyl Blue (BCB) dye ...  Read More

Original Research Paper
Removal of Cu(II) from water using Succinic Anhydride functionalized TiO2 nanoparticles

Pranjal Saikia; Ananta Saikia; Binoy Kumar Saikia

Volume 6, Issue 3 , July 2021, Pages 212-223

https://doi.org/10.22090/jwent.2021.03.002

Abstract
  Removal of heavy metals from waste water is a need of the hour. Titanium dioxide (TiO2) nanoparticles were functionalized using succinic anhydride (SA) and adsorption of copper (II) on SA functionalized TiO2 nanoparticles (TiOSA) was carried out. The adsorption of Cu (II) on TiOSA was estimated with ...  Read More

Original Research Paper
Environmental-friendly synthesis of Au-Ag alloy nanoparticles using Anethum graveolens leaf extract and their application to Surface Enhanced Raman Scattering (SERS)

Sathyavathi Ravulapalli; RAVICHANDRA KORASAPATI; Jyothi Lankipalli

Volume 6, Issue 3 , July 2021, Pages 224-231

https://doi.org/10.22090/jwent.2021.03.003

Abstract
  We report an Environmental-friendly method for the synthesis of Au-Ag alloy nanoparticles (ANPs) by using Anethum graveolens fresh leaf extract as a reducing and stabilizing agent. The precursor solutions of Au (HAuCl4: 3H2O), Ag (AgNO3) and leaf extract were mixed by varying molar ratios and heated ...  Read More

Original Research Paper
Carbon Nano Particles as better Adsorbent against Photocatalytic Degrader for the Rhodamine - B Dye

Latha Vatchalan; Pandiselvam S.

Volume 6, Issue 3 , July 2021, Pages 232-240

https://doi.org/10.22090/jwent.2021.03.004

Abstract
  Paper industries will be using a different kind of dyes for producing various kinds of paper. Rhodamine–B (Rh-B) dye is one of the major sources of color effluents from textile and paper dyeing industries, and they cause long-term effects for on an aquatic environment. So this work mainly focused ...  Read More

Original Research Paper
GREEN SYNTHESIS AND CHARACTERISATION OF COPPER OXIDE NANOPARTICLES - REDUCED GRAPHENE OXIDE NANO COMPOSITES FOR FACILE ELECTROCHEMICAL OXIDATION OF PONCEAU 4R AND ALIZARIN RED DYES IN AQUEOUS MEDIUM

VIJAYALAKSHMI RADHAKRISHNAN

Volume 6, Issue 3 , July 2021, Pages 241-251

https://doi.org/10.22090/jwent.2021.03.005

Abstract
  Copper oxide nanoparticles are prepared adopting green synthesis route by using Aloe vera plant extract instead of synthetic and polymeric stabilizing agents in mild alkaline aqueous conditions. The synthesised CuO nanoparticles (CuO nps) are characterised by Powder XRD and HR-TEM measurements. Using ...  Read More

Original Research Paper
Structural, Optical, Thermal, Magnetic Properties of Zirconia Nano-rods and their Photocatalytic and Antimicrobial Properties

Jeba R; Radhika S; Padma C M; Ascar Davix X

Volume 6, Issue 3 , July 2021, Pages 252-264

https://doi.org/10.22090/jwent.2021.03.006

Abstract
  Multifunctional Zirconia Nanorods performing photocatalysis, anti-bacterial and anti-fungal activities are presented in this article. Tetragonal Zirconia is synthesized by simple co-precipitation method. The synthesized Zirconia is characterized by various characterization methods such as XRD, SEM, EDX, ...  Read More

Original Research Paper
Antileishmanial and antibacterial activities of biologically synthesized silver nanoparticles using Alcea rosea extract (AR-AgNPs)

Zahra Hashemi; Mina Shirzadi-Ahoodashti; mohammad ali Ebrahimzadeh

Volume 6, Issue 3 , July 2021, Pages 265-276

https://doi.org/10.22090/jwent.2021.03.007

Abstract
  Recent developments in nanotechnology lead to draw scientist's interest in green synthesis nanoparticles because of their importance in all fields of sciences. This paper is an overview of Ag nanoparticles biosynthesis (AgNPs) by aerial part of Alcea rosea extract. Synthesis procedures were described, ...  Read More

Original Research Paper
Detection of Carcinogenic By-Products in Effluents Produced by Biodigester Septic Using of Array Sensor and Nanostructured Polymers: Evaluation and Characterization

EDUARDA REGINA CARVALHO; WILSON TADEU LOPES DA SILVA

Volume 6, Issue 3 , July 2021, Pages 277-293

https://doi.org/10.22090/jwent.2021.03.008

Abstract
  A sensory system was manufactured and tested to detect carcinogenic organochlorines, such as trihalomethanes (THM), in effluents produced by a biodigestion septic tank. Gold-coated interdigitated microelectrodes were coated with various nanostructured conducting polymers, single or mixed, under different ...  Read More