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

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

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

Use of tools of NLD in analysis and calibration of Cu-doped ZnO nanoparticles (NPs) for biological applications

Rajat K. Saha; Mrinal K. Debanath; Eeshankur Saikia; Vedant V. Borah; Kandarpa K. Saikia

Volume 2, Issue 1 , 2017, , Pages 26-31

  ZnO based nanoparticles find a wide range of applications starting from biosensors and drug-delivery systems to solar cells. Keeping an eye on the prospect for an application in the field of biotechnology, we analyze Cu-doped ZnO nanoparticles after the fabrication and necessary characterization of the ...  Read More

Biosynthesis, characterization and antibacterial activity of silver nanoparticles against ESBL producing water-borne pathogens

Aftab H. Mondal; Mohammad T. Siddiqui; Kehkashan Siddiqui; Qazi M. Rizwanul Haque

Volume 1, Issue 1 , 2016, , Pages 46-52

  In the present work, biosynthesis of silver nanoparticles (AgNPs) using isolate of Shigella sp. AS8 culture supernatant as a reducing agent has been demonstrated. Synthesis of AgNPs was completed within 180 min of incubation at 35 °C under bright light condition. The biosynthesized nanoparticles ...  Read More