Research Article
Hybrid structures of Si Nanocrystals-Carbon Nanotubes with bead architecture

Sangeeta Semwal; Sarab P. Singh; Vasant D. Vankar

Volume 1, Issue 1 , 2016, Pages 1-6

http://dx.doi.org/10.5185/amp.2016/102

Abstract
  In present work, hybrid structures of Si Nanocrystals (Si-ncs) and Carbon Nanotubes (CNTs) with bead-like architecture have been synthesized by exposing pristine CNTs to silane (SiH4) at 200 ºC. The exposed CNTs were annealed in Ar ambient at 500ºC in a catalytic chemical vapor deposition chamber. ...  Read More

Supercapacitor applications of 2_aminoisobutyric acid-mediated N-doped graphene

Mahima Khandelwal; Anil Kumar

Volume 1, Issue 1 , 2016, Pages 8-13

http://dx.doi.org/10.5185/amp.2016/103

Abstract
  N-doped graphene has been synthesized by the reduction of graphene oxide (GO) using 2-aminoisobutyric acid (AIB) as a reducing agent (N-GrAIB) under mild experimental conditions in aqueous medium. The reduction of GO was indicated by a change in its optical absorption as well as by its Raman spectrum ...  Read More

Research Article
Synthesis and characterization of Pt/graphene-CNTs electrocatalyst for direct methanol fuel cell

Mahima Khandelwal; Anil Kumar; Richa Baronia; Shraddha Tiwari; Avanish K. Srivastava; Surinder P. Singh; Sunil K. Singhal

Volume 1, Issue 1 , 2016, Pages 14-20

http://dx.doi.org/10.5185/amp.2016/104

Abstract
  In the present work we report a facile method for the synthesis of Pt nanoparticles supported reduced graphene oxide (rGO) and multi-walled carbon nanotubes (MWCNTs) nanocomposite by an in-situ chemical reduction. The incorporation of MWCNTs to rGO leads to decrease in agglomeration between rGO sheets ...  Read More

Research Article
Anomalous magnetoresistance in topological insulator Bi2Te3

Pramod Kumar; Rashmi Singh; Faizan Ahmad; Chandra Shekhar; Naresh Kumar; Rachana Kumar

Volume 1, Issue 1 , 2016, Pages 21-24

http://dx.doi.org/10.5185/amp.2016/105

Abstract
  A proximity-induced superconductivity is used in a single crystal flake Bi2Te3 topological insulator to probe the behavior of magnetoresistance around the local superconducting critical fields. The magnetoresistance in Bi2Te3 and GaAs materials with superconducting contacts are studied and compared. ...  Read More

Research Article
Analyzing the quasi-oscillatory nature of electrical parameters with the concentration of sucrose in aqueous solution at room temperature

Subhadip Chakraborty; Chirantan Das; Anupam Karmakar; Sanatan Chattopadhyay

Volume 1, Issue 1 , 2016, Pages 25-31

http://dx.doi.org/10.5185/amp.2016/106

Abstract
  The impedance, capacitance and conductance of aqueous sucrose polar solution are measured by employing impedance spectroscopy method and the current passing through the system for different DC voltages are measured implementing I-V method. The variation of electrical parameters with sucrose content in ...  Read More

Research Article
High Dielectric Constant SiO2 Nanoparticles

Sathosh K. Kurni; Pradip Paik

Volume 1, Issue 1 , 2016, Pages 114-117

http://dx.doi.org/10.5185/amp.2016/120

Abstract
  SiO2 nanoparticles of average size 15-20 nm have been synthesized and its dielectric properties have been investigated as a function of frequency (between 20 Hz to 2 MHz). A very high dielectric constant of ca. 14000 at 20 Hz and at room temperature has been observed which is very high compared to the ...  Read More

Research Article
Effect of ZnO coating on physicochemical properties of LiFePO4 cathode material for lithium ion batteries

Rakesh Saroha; Aditya Jain; A. K. Panwar

Volume 1, Issue 1 , 2016, Pages 104-108

http://dx.doi.org/10.5185/amp.2016/118

Abstract
  The effects of ZnO nanoparticle coating on the physicochemical and electrochemical properties of LiFePO4 (LFP) have been investigated in this work. ZnO-modified LiFePO4 cathode materials were synthesized via sol-gel and modified by ZnO nanoparticle using ball mill method. The amount of ZnO additive is ...  Read More

Research Article
Effect of thermal annealing on the structural, optical and microstructural properties of AgInSe2 thin films

Rozalin Panda; Ramakanta Naik; Udai. P. Singh; Naresh. C. Mishra

Volume 1, Issue 1 , 2016, Pages 109-113

http://dx.doi.org/10.5185/amp.2016/1xx

Abstract
  In the present work, Ag/In/Ag/In multilayers were deposited on glass substrates by DC magnetron sputtering and the films were selenized at 350℃. The selenized films were annealed at 450℃ and 500℃. The selenized and annealed films were characterized by X-ray diffraction (XRD), UV-Visible-NIR spectroscopy ...  Read More

Research Article
Investigation of structural aspect in terms of atypical phases within material deposited for a-Si:H solar cell fabrication

Mansi Sharma; Deepika Chaudhary; s. Sudhakar; Preetam Singh; K.M.K. Srivatsa; Sushil Kumar

Volume 1, Issue 1 , 2016, Pages 32-37

http://dx.doi.org/10.5185/amp.2016/107

Abstract
  The structural investigation of the a-Si:H material, deposited at different pressures by PECVD process, has been carried out to analyze the signatures of diffused intermediate sort of crystalline phases within the amorphous silicon matrix.  Raman characterization along with the Photoluminescence ...  Read More

Research Article
Interaction of an electrochemical redox indicator new methylene blue with DNA using biophysical techniques

Mohan Kumar; Mahima Kaushik; Shrikant Kukreti

Volume 1, Issue 1 , 2016, Pages 38-45

http://dx.doi.org/10.5185/amp.2016/108

Abstract
  Electrochemical biosensors (an integrated system of biological constituent and physiochemical detector) have attracted plenty of attention due to its high precision, and importance in clinical diagnosis. In electrochemical biosensors, redox indicators like methylene (MB) blue are used to detect the electrical ...  Read More

Research Article
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

http://dx.doi.org/10.5185/amp.2016/109

Abstract
  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

Research Article
Dielectric and magneto-dielectric properties of x [Co0.9Ni0.1Fe2O4] - (1-x) [Ba(Zr0.2Ti0.8)O3] particulate multiferroic composites

Sagar M. Mane; Sanjay G. Chavan; Pravin M. Tirmali; Dadasaheb J. Salunkhe; Chandrakant B.Kolekar; Shrinivas B. Kulkarni

Volume 1, Issue 1 , 2016, Pages 53-59

http://dx.doi.org/10.5185/amp.2016/110

Abstract
  Present paper reports on synthesis and characterization of x[Co0.9Ni0.1Fe2O4]-(1-x)[Ba(Zr0.2Ti0.8)O3] multiferroic magneto-dielectric composite of ferrite and ferroelectric phase for x=0.1, 0.2 and 0.3 via hydroxide co-precipitation method.  The well compacted disc shape samples of the MD composites ...  Read More

Research Article
Synthesis and characterization of ZnO/CuO nanocomposite for humidity sensor application

Ashok CH; Venkateswara Rao K; Shilpa Chakra CH

Volume 1, Issue 1 , 2016, Pages 60-64

http://dx.doi.org/10.5185/amp.2016/111

Abstract
  Metal oxide nanomaterials shows variety of applications in the field of optoelectronics, semiconductors, catalysis, coatings, solar cells, ceramics, spintronic, biological and sensors. Present paper deals with ZnO/CuO nanocomposite material synthesis, characterization and humidity sensor application. ...  Read More

Research Article
Multiferroic based microwave devices

Vinay Sharma; Priyanka Rani; Bijoy K. Kunar

Volume 1, Issue 1 , 2016, Pages 65-70

http://dx.doi.org/10.5185/amp.2016/1xx/

Abstract
  Recently, there has been significant interest on the fundamental science and technological applications of complex oxides and multiferroics. Low-power multiferroic have potential to fabricate and characterize frequency tunable, compatible with MMIC Technology, small light-weight for hand-held operation, ...  Read More

Research Article
Degradation analysis of organic solar cells under variable conditions

Vinamrita Singh; Vishal Sharma; Swati Arora; Manoj Arora; R. P. Tandon

Volume 1, Issue 1 , 2016, Pages 71-75

http://dx.doi.org/10.5185/amp.2016/113

Abstract
  In the present work, the degradation mechanism of ITO/PEDOT:PSS/P3HT:PCBM/Al solar cells has been studied under variable environmental conditions, i.e., in air and under vacuum. It was observed that the absorption for P3HT:PCBM film kept under normal atmospheric conditions decreased slightly after 350 ...  Read More

Research Article
Synthesis and characterization of nickel cobalt ferrite nanoparticles via heat treatment method

Vishal K. Chakradhary; Azizurrahaman Ansari; M.J. Akhtar

Volume 1, Issue 1 , 2016, Pages 76-80

http://dx.doi.org/10.5185/amp.2016/114

Abstract
  Material synthesis is a scientific art, considering all parameters and conditions in practical view and applying them in an experiment. Properties of synthesized material can be tuned further by technically playing with concerned parameters individually. In this work, a one to one relation between the ...  Read More

Research Article
Effect of ion concentration in enhancement of super capacitive behavior of ZnO nano-platelets

M. Kanakadurga; S. R. Murthy; Arya Das; Rakesh K. Sahoo; Saroj K. Singh

Volume 1, Issue 1 , 2016, Pages 93-95

http://dx.doi.org/10.5185/amp.2016/116

Abstract
  ZnO nano-platelets have been prepared using a high pressure reactor via hydrothermal route. The as-formed fine platelets morphology of the as-synthesized powder was confirmed from the scanning electron microscopy (SEM) images. The elemental analysis using energy dispersive X-ray (EDAX) analysis indicated ...  Read More

Research Article
Charge transport mechanisms in monovalent doped mixed valent manganites

Hetal Boricha; Zalak Joshi; Davit Dhruv; K.N. Rathod; Keval Gadani; D.D. Pandya; Sanjay Kansara; C.M. Thaker; S. Rayaprol; P.S. Solanki; N.A. Shah

Volume 1, Issue 1 , 2016, Pages 96-103

http://dx.doi.org/10.5185/amp.2016/117

Abstract
  In this communication, we report the results of the studies on structural and transport properties of monovalent Na+ doped La1–xNaxMnO3 (LNMO; x = 0.00, 0.05, 0.10, 0.15, 0.20, 0.25 and 0.30) manganites synthesized by conventional ceramic method. X-ray diffraction (XRD) and Rietveld refinements ...  Read More

Research Article
Effect of plasma irradiation on biocompatibility and cell adhesion of polyaniline / chitosan nanocomposites towards Hep G2 and PBMC cells

Ashok Kumar; Rajiv Borah

Volume 1, Issue 1 , 2016, Pages 146-155

Abstract
  Surface modification of polymeric biomaterials for tissue engineering applications has drawn considerable research interest. In this work, the surface of polyaniline (PAni) nanofibers/chitosan nanocomposites has been modified by plasma irradiation technique to improve its biocompatibility. The average ...  Read More