Catalytic and antibacterial activity of copper nanoparticle-starch composite

Gargi Dinda; Dipankar Halder; Atanu Mitra

Volume 3, Issue 1 , 2018, Pages 2-7

  We report the successful synthesis of copper nanoparticle (CuNP)-starch composite employing low cost green protocol without inert gas protection. UV-Vis spectroscopy, X-Ray diffraction (XRD) and Transmission electron microscopy (TEM) were used to characterize the CuNP-starch composite. Mono-disperse ...  Read More

Cobalt doped SnO2: A new material for thermoelectric application

P.P. Pradyumnan; Anju Paulson; Muhammed Sabeer N.A

Volume 3, Issue 1 , 2018, Pages 8-12

  Due to the environmental crisis of energy, the depletion and increasing price of fossil fuel resources, current research focuses on sustainable and renewable energy sources for power generation. Meanwhile, electricity remains the most convenient form of energy in the near future, the conversion of heat ...  Read More

Impact of thermal treatment parameter on the properties of Cu2ZnSnS4 solar absorber layer

Indu B. Vashistha; Mahesh C. Sharma; S.K. Sharma

Volume 3, Issue 1 , 2018, Pages 13-16

  In this present study Cu2ZnSnS4 (CZTS) thin films were grown by Chemical Bath Deposition (CBD) method at optimized parameters. These as grown CZTS films were annealed at 3000C for different time 1 hr, 2 hr, 3 hr. These films were characterized by scanning electron microscope (SEM), UV-VIS Spectrophotometer, ...  Read More

Biomimetic three-dimensional carbon fiber reinforced polymer hydroxyapatite nanocomposite for major load bearing orthopedic application

Chandrani Sarkar; Subhadra Garai

Volume 3, Issue 1 , 2018, Pages 22-24

  We report a novel biomimetic three-dimensional carbon fiber reinforced polymer hydroxyapatite nanocomposite having mechanical compressive strength (~116 MPa) and elastic modulus (~1.9 GPa) for load bearing orthopedic application. The synthetic route is very simple cost effective biomimetic process. It ...  Read More

DFT Study of Ca-adsorbed MoS2 Monolayer for Hydrogen Storage Application

Archana Sharma; Anu .; Mushahid Husain; Anurag Srivastava; Mohd. Shahid Khan

Volume 3, Issue 1 , 2018, Pages 25-30

  Surface metal adsorption on 2D structures is demonstrated to be an effective tool for improving hydrogen storage capacity. In the current work, the behavior of Ca atom adsorption on monolayer MoS2 is studied and subsequently its hydrogen storage capacity is investigated computationally using van der ...  Read More

Green synthesis of ZnO/SiO2 nanocatalyst with palash leaves extract for treatment of petrochemical wastewater

Rajani Bharati; S. Suresh

Volume 3, Issue 1 , 2018, Pages 31-35

  The aim of this research work is Synthesis of ZnO/SiO2 with Palash leaves extract nanocatalyst by green synthesis route. Palash leaves extract contain a broad variability of bio-molecules which act as capping and reducing agents and increases the rate of reduction and stabilization of nanoparticles. ...  Read More

Study of structural, optical and antibacterial properties of starch-capped Cu doped ZnO nanoparticles (NPs)

M.K. Debanath; R.K. Saha; S.M. Borah; E. Saikia; K.K. Saikia

Volume 3, Issue 1 , 2018, Pages 36-40

  In our present investigation, we have synthesized starch-capped Cu doped ZnO (ZnO:Cu) nanoparticles (NPs) by simple wet chemical method and studied their structural, optical and antibacterial effects on/against Gram-positive and Gram-negative bacteria. Chemically synthesized nanoparticle have been characterized ...  Read More

Optical and Thermal studies on CNT doped Liquid Crystal Mixtures

Santosh A. Mani; Sameer U. Hadkar; Jyoti R. Amare; Madhavi S. Pradhan; Hind Al-Johani; Pradip B. Sarawade

Volume 3, Issue 1 , 2018, Pages 41-44

  In the present study, effect of CNT on optical and thermal properties of mixed thermotropic liquid crystal mixture was studied by various techniques to understand their physical behavior. Some new mesophases have investigated by optical methods viz. Polarizing Optical Microscopy (POM) and Fabry–Perot ...  Read More

Carbon microfibers/silica aerogel nanocomposites based on water-glass

Agnieszka Ślosarczyk; Paulina Jakubowska

Volume 3, Issue 1 , 2018, Pages 45-49

  In presented article the research on sol-gel synthesis of silica aerogel from cheaper precursor water glass with ambient pressure drying was shown. In addition to strengthen the silica aerogel frame the as-received and oxidized carbon microfibers from coal-tar pitch were used. The presence of carbon ...  Read More

Improvement of mechanical properties of Cu-10% Zn alloy processed by cryoforging

Dasharath S M; Suhrit Mula

Volume 3, Issue 1 , 2018, Pages 50-53

  The microstructural evolution and mechanical properties of cast brass (Cu-10% Zn) subjected to cumulative strains of 3.0, 5.4 and 7.2 through multiaxial forging (MAF) at cryogenic temperature (77 K) were investigated. The mechanical properties of the homogenized and MAF treated alloy were measured through ...  Read More

In Vitro antibacterial studies of phytosynthesized silver nanoparticles using Dianthus Caryophyllus L. (Carnation)

Rachna .; Baljeet S. Saharan .; Mahender S. Yadav .; Nisha Sharma .

Volume 3, Issue 1 , 2018, Pages 54-57

  A simple and efficient synthesis of silver nanoparticles (AgNPs) is reported here using red Dianthus caryophyllus flower, acting both as reducing and capping agent. The resultant silver colloids were characterized using UV-visible spectrophotometer, X-ray Diffractometer (XRD) and Transmission electron ...  Read More