Structural and optical property changes of zin oxide nanopowders doped with cobalt and indium metals mechano-chemically

Mahlatse F. Manamela; Thuto E. Mosuang; Bonex W. Mwakikunga

Volume 3, Issue 4 , 2018, , Pages 213-217

https://doi.org/10.5185/amp.2018/401

Abstract
  The mechano-chemical technique was employed to synthesise cobalt and indium single and double doped as well as the undoped ZnO nanopowder samples. The X-ray diffraction (XRD) and energy dispersive spectroscopy (EDS) results confirm that the prepared samples were of hexagonal wurzite form. A new peak ...  Read More

Synthesis and characterization of flame retardant vermiculite polystyrene composites

Panmei Gaijon; S. K. Shukla; Monika Datta

Volume 2, Issue 4 , 2017, , Pages 231-234

https://doi.org/10.5185/amp.2017/406

Abstract
  Presently, polymer-clay composites (PCC) have shown promising advancements in different  properties of polymers due to presence of layered silicate structure and also extend its multi fold advanced applications. In the present work, vermiculite (VT) was organically modified by cetylpyridinium chloride ...  Read More

Structural and electrical behaviour of sol-gel derived Li-Ni-Co ferrite/SiO2 nanocomposites

Nandeibam Nilima; Mamata Maisnam; Sumitra Phanjoubam

Volume 2, Issue 5 , 2017, , Pages 310-314

https://doi.org/10.5185/amp.2017/506

Abstract
  Li-Ni-Co ferrite/SiO2 composites with representative formula Li0.41Ni0.1Co0.08Fe2.41O4+ xSiO2 (i.e., x = 0wt. %, 5wt. %,10wt. % and 20wt. %) were prepared by sol-gel method. The prepared composites were pre-sintered at 600ºC for 2 hrs and then finally sintered at 1000ºC for 6 hrs. X-ray diffraction ...  Read More

Experimental study on performance characteristics of Ni-rich NiTi shape memory alloy in wire electric discharge machining (WEDM)

Himanshu Bisaria; Pragya Shandilya

Volume 3, Issue 5 , 2018, , Pages 335-339

https://doi.org/10.5185/amp.2018/865

Abstract
  Ni-rich NiTi shape memory alloys (SMAs) are gaining more prominence compared to near equiatomic NiTi SMAs due to their excellent superelasticity and shape memory properties. The low density and high work output compared to steels make them an excellent choice for automotive and aerospace industries. ...  Read More

Anticancer property of green material through computational approach

Nupur Jauhari; Gajula MNV Prasad; Neelam Sharma; Navneeta Bharadvaja

Volume 2, Issue 6 , 2017, , Pages 378-383

https://doi.org/10.5185/amp.2017/606

Abstract
  The purpose of research: Colorectal cancer is third most prevalent cancer in developed countries with increasing cases in developing countries. Studies show that the chronic intestinal inflammation is associated with increased risk of developing colorectal cancer. Inflammation is an immunological response ...  Read More

Customer acceptance evaluation of design for material value conservation using structural equation modelling: A case study of plastic packaging

Djoko Sihono Gabriel; T. Yuri M. Zagloel; Dadang Isnandar

Volume 3, Issue 6 , 2018, , Pages 396-399

https://doi.org/10.5185/amp.2018/905

Abstract
  Design for material value conservation in this case study was a trial implementation of design principles of plastic bag in order to minimize its value degradation and maximize its salvage value in the end of life, and therefore increase its acceptance by plastic recyclers. A Structural Equation Modelling ...  Read More

Surface finish and subsurface damage distribution during diamond turning of silicon

Rohit Sharma; Neha Khatri; Vinod Mishra; Harry Garg; Vinod Karar

Volume 2, Issue 7 , 2017, , Pages 433-435

https://doi.org/10.5185/amp.2017/706

Abstract
  Subsurface Damage (SSD), which is introduced to optical materials by diamond turning processes, affects the performance in optical, laser and infrared applications. For optical applications, SSD can be the source of component instability (e.g., surface stress) and flaw. The objective of the present study ...  Read More

Optical constants change in As40Se60 and As50Se50 : A comparative study by FTIR and XPS

Ramakanta Naik; C. Sripan; R. Ganesan

Volume 3, Issue 7 , 2018, , Pages 458-463

https://doi.org/10.5185/amp.2018/6529

Abstract
  In this manuscript, the As40Se60 and As50Se50 samples of 800nm thickness were deposited onto glass substrate by thermal evaporation technique. The as-deposited films were characterized using X-ray diffraction (XRD) and FTIR Spectrophotometer. The prepared samples are amorphous type. The transmission ...  Read More

Sulfurization temperature dependent properties of tin mono-sulfide thin films

M. Gurubhaskar; Narayana Thota; A.C. Kasi Reddy; Y.P. Venkata Subbaiah

Volume 2, Issue 8 , 2017, , Pages 500-505

https://doi.org/10.5185/amp.2017/806

Abstract
  Tin mono-sulfide thin films were prepared using a two-step process consisting of DC sputtered deposition of Sn precursors over glass substrate held at 150 oC, followed by sulfurization for 1 hour at different temperatures ranging from 250 oC to400 oC. The influence of the sulfurization temperature on ...  Read More

Ag nanoparticles induced modification in microhardness of polyvinyl alcohol

Isha Saini; Annu Sharma; Naveneet Chandak; Sanjeev Aggarwal; Pawan K. Sharma

Volume 3, Issue 8 , 2018, , Pages 508-511

https://doi.org/10.5185/amp.2018/6777

Abstract
  Silver (Ag) nanoparticles play a significant role in nanomaterials science and technology due to many peculiarities. One of the main characteristic of Ag nanoparticles is the occurrence of surface plasmon resonance (SPR) due to the collective oscillation of free electrons in visible region. Due to this ...  Read More

Chitosan-magnesium aluminum silicate nanocomposite microspheres coated with poly(vinyl acetate phthalate) for controlled release of capecitabine

Sudha C. Angadi; Lata S. Manjeshwar; Tejraj M. Aminabhavi

Volume 3, Issue 9 , 2018, , Pages 550-557

https://doi.org/10.5185/amp.2018/6659

Abstract
  Nanocomposite microspheres of chitosan (CS) with magnesium aluminum silicate (MAS) and enteric coated with poly(vinyl acetate phthalate) (PVAP) have been prepared and examined for controlled release (CR) of capecitabine, an anticancer drug. The microspheres have been characterized by X-ray diffraction ...  Read More

Change of optical responses of Au nanoparticles induced by high-energy Si ion-irradiations

Sachin K. Srivastava; Parthasarathi Gangopadhyay; S. Amirthapandian; P. Magudapathy; Shyamala R. Polaki; Binay K. Panigrahi; T. N. Sairam

Volume 2, Issue 9 , 2017, , Pages 564-569

https://doi.org/10.5185/amp.2017/040

Abstract
  Au nanoparticles onto a silica-glass (SiO2) surface have been formed due to thermal dewetting of Au thin films. Subsequently, high energy Si ion-irradiations on the pristine Au nanoparticles result systematic redshifts of optical responses and concomitant broadening of the optical absorption peaks with ...  Read More

Study of structural, elastic & thermal properties of DyMg alloy using the FP-LAPW method

Meena Kumari; Manju Sikarwar; U.P. Verma

Volume 2, Issue 10 , 2017, , Pages 634-638

https://doi.org/10.5185/amp.2017/726

Abstract
  In this paper DyMg alloy has been studied in three phases viz.  B1, B2 and B3. The exchange correlation potential within the generalized-gradient approximation (GGA) of projector augmented wave (PAW) method is used.  The predicted lattice constants and total energy at ambient condition, respectively ...  Read More

Sulfonated graphene – An efficient cationic dye adsorbent in aqueous solution

Smriti Arora; Ritika Nagpal; Sweta Mishra; SMS Chauhan

Volume 2, Issue 11 , 2017, , Pages 704-710

https://doi.org/10.5185/amp.2018/728

Abstract
  A fast, sensitive, label-free, and organic cationic dye adsorbent has been developed by hydrothermal sulfonation reaction on reduced graphene oxide. The layered graphene sheet provides a significant surface area, high intrinsic mobility while presence of –SO3H groups on both sides of sheet render ...  Read More

The synthesis and characterization of a heat-resistant Si-containing aryl ether arylacetylene resin

Hao Xin; Huigao Chen; Jiarong Lu; Junkun Tang; Qiaolong Yuan; Farong Huang

Volume 2, Issue 12 , 2017, , Pages 783-788

https://doi.org/10.5185/amp.2017/917

Abstract
  A Si-containing arylether arylacetylene resin, poly(dimethylsilyene-ethynylene-phenyleneetherene-ethynylene) (PSEE), was synthesized from diethynyldiphenyl ether and dichlorosilane through Grignard reactions. The structures and properties of PSEE resin were characterized by NMR, FT-IR, DSC, TGA analysis ...  Read More

Scenario of Single use Plastic Ban in some Hotels, Restaurants and Vegetable Market of Nagpur City - A Case Study

Ekta R. Raut; Aruna M. Sudame; Manoj D. Shanti

Volume 5, Issue 3 , 2020, , Pages 1-5

https://doi.org/10.5185/amp.2020.030408

Abstract
  In today’s world plastic is a part of everyone’s life. According to American Chemistry Council primary data source, plastics generation was 35.4 million tons in 2017 in the United States, which was about 13.2 percent of total Municipal Solid Waste generation. Plastics makes thousands of products ...  Read More

The Fabrication of Green and Sustainable Pathway for the Synthesis of Bis-indolyl Methane Scaffolds

Devendra S. Raghuvanshi; Jyotsna S. Meshram

Volume 5, Issue 4 , 2020, , Pages 1-5

https://doi.org/10.5185/amp.2020.040415

Abstract
  The green and efficient procedure for the preparation of substituted bis-indolyl methane via condensation of indole with various aryl aldehydes (3 MCR) in the presence of catalytic amount MFA (Modified Fly Ash; a zeotype catalyst) at reflux temperature in good to excellent yield (85-95%) is reported. ...  Read More

Synthesis, Characterisation and Cytotoxic Activity of Random Copolyester using 1,4- Dithiane- 2,5-diol

B. Kalpana; R. Nanthini

Volume 5, Issue 1 , 2020, , Pages 20-23

https://doi.org/10.5185/amp.2020.010393

Abstract
  A novel random copolyester Poly(1,4-dithiane-2,5-diol Succinate – Co – 1,2-ethane diol Succinate) PDES containing sulphur atom was synthesised by direct melt polycondensation method using 1,4- dithiane-2,5-diol as a special monomer, succinic acid, and 1,3 ethane diol with Titanium tetra isopropoxide ...  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

https://doi.org/10.5185/amp.2017/107

Abstract
  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

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

https://doi.org/10.5185/amp.2018/721

Abstract
  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

Indoors Wi-Fi fall Detector Buckle for the Elderly

Maykon Christian Meneghel; Percy Nohama; Guilherme Nunes Nogueira Neto

Volume 4, Issue 1 , 2019, , Pages 40-45

https://doi.org/10.5185/amp.2019.1450

Abstract
  Accidental falls may occur in the elderly, especially older than 65 years. Among the intrinsic factors that corroborate this fatality are the physiological changes resulting from the aging process. Factors such as inadequate lighting, uneven ground, or some obstacles along the way also contribute to ...  Read More

Formation of Nitride by Electron-Beam Irradiation of Titanium in Nitrogen Media

A.V. Tyunkov; Yu.G. Yushkov; D.B. Zolotukhin; E.M. Oks; D.A. Golosov; S.M. Zavadsky

Volume 4, Issue 2 , 2019, , Pages 85-87

https://doi.org/10.5185/amp.2019.1454

Abstract
  This paper demonstrates the possibility of nitriding of titanium by a forevacuum electron source. We present an original design of the experimental setup and the measurements of the tribological properties and elemental composition of the subsurface layer of the titanium experimental sample. Raster electron ...  Read More

Effect of cenosphere on thermal conductivity of bamboo fibre reinforced composites

Hemalata Jena; Arun Kumar Pradhan; Mihir Kumar Pandit

Volume 2, Issue 2 , 2017, , Pages 97-102

https://doi.org/10.5185/amp.2017/207

Abstract
  The present study attempts to explore the possibilities of utilising industrial waste as filler material in bamboo fibre reinforced composites. Cenosphere, a mixture of alumina and silicon rich industrial waste produced during burning of coal in thermal power plants, is used as filler material in this ...  Read More

Solvothermal synthesis of nanosized cobalt antimonide for thermoelectrics

Nidhi Puri; Raj K. Gupta; Akhyaya K. Pattanaik; Navin C. Mehra; Ajit K. Mahapatro; Ram P. Tandon

Volume 3, Issue 2 , 2018, , Pages 99-102

https://doi.org/10.5185/amp.2018/846/

Abstract
  The present paper highlights the synthesis of cobalt antimonide (CoSb3) micro/nanostructures by following solvothermal technique with water as solvent. Recipe is optimized for preparation of refined CoSb3 compounds and demonstrated that a high processing temperature of 500 °C and long duration of ...  Read More

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

https://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