Sandeep N. Tripathi

ORCID: 0000-0001-7566-3034
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About
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Research Areas
  • Polymer Nanocomposite Synthesis and Irradiation
  • Graphene research and applications
  • Carbon Nanotubes in Composites
  • Plasmonic and Surface Plasmon Research
  • Graphene and Nanomaterials Applications
  • Analytical Chemistry and Sensors
  • Advanced Fiber Optic Sensors
  • Gas Sensing Nanomaterials and Sensors
  • Advanced Sensor and Energy Harvesting Materials
  • Polymer Nanocomposites and Properties
  • Membrane-based Ion Separation Techniques
  • Quantum Dots Synthesis And Properties
  • Advanced Polymer Synthesis and Characterization
  • Organic Light-Emitting Diodes Research
  • Nanotechnology research and applications
  • Polymer crystallization and properties
  • Extraction and Separation Processes
  • Microplastics and Plastic Pollution
  • Advancements in Solid Oxide Fuel Cells
  • Crystallization and Solubility Studies
  • Green IT and Sustainability
  • Crystallography and molecular interactions
  • Nanocluster Synthesis and Applications
  • Recycling and Waste Management Techniques
  • Photochromic and Fluorescence Chemistry

Reliance Industries (India)
2017-2022

Reliance Industries (United States)
2017

Indian Institute of Technology Delhi
2013-2016

Nanoflowers and nanospheres of Pd4S have been prepared for the first time from a single source precursor complex, [PdCl2(PhS-CH2CH2CH2-NH2)] (), by its one pot thermolysis at 195 °C. In oleylamine, flower shaped nanoparticles were formed but in an oleic acid (OA) octadecene (ODE) mixture (1 : 1) product was (size range ∼23-38 nm 15-28 nm, respectively). These (NPs) grafted on graphene oxide (GO) room temperature to prepare nanocomposites, GO-Pd4S. HRTEM, powder X-ray diffraction (PXRD)...

10.1039/c4dt01396d article EN Dalton Transactions 2014-06-04

BiOCl, BiOBr, and BiOI have been synthesized by wet chemical route using bismuth nitrate (Bi(NO3)3.5H2O) potassium halides, KCl, KBr, KI, a mixture of de-ionized water ethanol as the solvent. Synthesized samples were characterized X-ray diffraction high-resolution SEM to observe crystalline phase crystallite size. Effective surface areas estimated Brunauer–Emmett–Teller studies. Photoactive properties these studied under three types light exposure conditions viz. UV from mercury vapour lamp,...

10.1080/23312009.2015.1076371 article EN Cogent Chemistry 2015-08-17

Thermomechanical and rheological behavior of poly(methyl methacrylate) (PMMA)/reduced graphene oxide (RGO) nanocomposites prepared via in situ polymerization using sheet casting method was investigated. Scanning electron microscope transmission were used to study the microstructure terms dispersion RGO polymer–RGO interaction. The thermomechanical properties investigated dynamic mechanical analyzer, it found that incorporation sheets into PMMA matrix resulted an increase both storage modulus...

10.1002/pat.3581 article EN Polymers for Advanced Technologies 2015-06-29

Summary In the present paper poly(methyl methacrylate) (PMMA)/multiwall carbon nanotubes (MWCNT) nanocomposites were prepared by bulk polymerization of MMA in presence varying amounts MWCNT and 2‐hydroxyethyl methacrylate (HEMA) modified (HCNT) using azobisisobutyronitrile (AIBN) as an initiator. The characterized for their structural, thermal, electrical morphological behaviour Fourier transform infrared spectroscopy (FTIR), Raman spectroscopy, dynamic mechanical analysis (DMA),...

10.1002/masy.201400012 article EN Macromolecular Symposia 2014-07-01

Abstract Disentangled ultrahigh molecular weight polyethylene (DPE) is a special grade of (molecular weight, >10 6 Da) which can be processed by an environment friendly solid state process on counter rotating two roll mill (TRM) below the melt temperature polymer. This unique processing property DPE was utilized to develop smart photochromic films. Photochromic dye like 'Spirooxazine' or 'Spiropyran' has been mixed with resin powder prior film formation without altering properties. These...

10.1002/app.50188 article EN Journal of Applied Polymer Science 2020-11-12

ABSTRACT An in‐depth investigation has been carried toward utilizing polymer‐rich nonmetallic fraction of printed circuit boards (PCBs) as reinforcing fillers in polypropylene (PP) composites. The influence waste additions (up to 25 wt %) on structural, thermal, morphological, and dynamic mechanical behavior PP composites was investigated using a range analytical techniques. incorporation PCB found affect the crystalline morphology resulting formation smaller spherulites. presence glass...

10.1002/app.43389 article EN Journal of Applied Polymer Science 2016-01-18

Abstract The use of polymeric thin film as a substrate material in fabrication flexible organic light‐emitting diodes (OLEDs) devices is well known. Polyethylene terephthalate (PET) and polyethylene naphtalate (PEN) films are used for such purpose commercially. In the present work, 10g disentangled ultrahigh molecular weight (D‐UHMWPE) was processed into 35 ± 5μ by continuous solid state compaction process between two heated rollers roll mill. temperature both kept at 125°C 128°C thin‐film...

10.1002/app.52932 article EN Journal of Applied Polymer Science 2022-07-29

Sensors based on surface plasmon resonance (SPR) have emerged as sensitive instruments for chemical and biological optical analysis. The SPR technique is widely accepted among the several sensing techniques due to its high sensitivity, efficient reliable procedure.

10.1364/jsap.2013.18p_d4_4 article EN 2013-01-01
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