G. Devanand Venkatasubbu

ORCID: 0000-0002-3486-892X
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Research Areas
  • Nanoparticles: synthesis and applications
  • Graphene and Nanomaterials Applications
  • Advanced Nanomaterials in Catalysis
  • Bone Tissue Engineering Materials
  • Wound Healing and Treatments
  • Electrospun Nanofibers in Biomedical Applications
  • Nanoparticle-Based Drug Delivery
  • Organic Electronics and Photovoltaics
  • Organic Light-Emitting Diodes Research
  • Hemostasis and retained surgical items
  • Nanocomposite Films for Food Packaging
  • Advanced Photocatalysis Techniques
  • Conducting polymers and applications
  • Luminescence Properties of Advanced Materials
  • Polymer Nanocomposite Synthesis and Irradiation
  • Diabetic Foot Ulcer Assessment and Management
  • Nanoplatforms for cancer theranostics
  • Dental Implant Techniques and Outcomes
  • Silk-based biomaterials and applications
  • Gas Sensing Nanomaterials and Sensors
  • Trauma, Hemostasis, Coagulopathy, Resuscitation
  • Gold and Silver Nanoparticles Synthesis and Applications
  • Nanocluster Synthesis and Applications
  • Copper-based nanomaterials and applications
  • Advanced Semiconductor Detectors and Materials

SRM Institute of Science and Technology
2016-2024

SRM University
2016-2022

Savitribai Phule Pune University
2017

Changchun Institute of Applied Chemistry
2005-2016

State Key Laboratory of Polymer Physics and Chemistry
2005-2016

Chinese Academy of Sciences
2005-2016

University of Madras
2015

Anna University, Chennai
2011-2013

Institute of Software
2012

State Key Laboratory on Integrated Optoelectronics
2011

A light-emitting polymer with simultaneous blue (λmax = 445 nm), green 515 and red light 624 nm) emission for bias-independent white electroluminescence is reported (see Figure). The synthesized by covalently attaching a green-light-emissive red-light-emissive chromophore to macromolecule blue-light emission. White-light color coordinates of (0.31, 0.34) luminance efficiency 1.59 cd A–1 are obtained.

10.1002/adma.200501850 article EN Advanced Materials 2005-11-16

Abstract Light‐emitting diodes exhibiting efficient pure‐white‐light electroluminescence have been successfully developed by using a single polymer: polyfluorene derivatives with 1,8‐naphthalimide chromophores chemically doped onto the backbones. By adjusting emission wavelength of components and optimizing relative content in resulting polymers, white‐light from polymer, as opposed to polymer blend, has obtained device configuration indium tin oxide/poly(3,4‐ethylenedioxythiophene)(50...

10.1002/adfm.200500028 article EN Advanced Functional Materials 2005-12-05

Abstract New single‐polymer electroluminescent systems containing two individual emission species—polyfluorenes as a blue host and 2,1,3‐benzothiadiazole derivative units an orange dopant on the main chain—have been designed synthesized. The resulting single polymers are found to have highly efficient white electroluminescence with simultaneous (λ max = 421 nm/445 nm) 564 from corresponding emitting species. influence of photoluminescence (PL) efficiencies both species (EL) polymer...

10.1002/adfm.200500761 article EN Advanced Functional Materials 2006-03-24

Abstract Four novel Ir III and Pt II complexes with cyclometalated ligands bearing a carbazole framework are prepared characterized by elemental analysis, NMR spectroscopy, mass spectrometry. Single‐crystal X‐ray diffraction studies of 1 , 3 4 reveal that the 3‐ or 2‐position C atom unit coordinates to metal center. The difference in ligation position results significant shifts emission spectra changes wavelength being 84 nm for 63 complexes. electrochemical behavior photophysical properties...

10.1002/adfm.200600663 article EN Advanced Functional Materials 2007-01-24

In bone disorders infections are common. The concentration of majority antibiotics is very low in the tissue. A high local dose can be obtained from ciprofloxacin-loaded hydroxyapatite nanoparticles. present study aimed at developing use and zinc-doped nanoparticles as a carrier for ciprofloxacin drug delivery system. have good antibacterial activity against Pseudomonas aeruginosa Staphylococcus aureus. Hydroxyapatite were prepared characterized using X-ray diffraction, Transmission electron...

10.1007/s13205-011-0021-9 article EN cc-by-nc 3 Biotech 2011-08-23

Hydroxyapatite (HAP) is the main constituent of human bone and teeth. nanoparticles are used for treatment various infections. Nanohydroxyapatite a biocompatible material. It as drug carrier drugs biomolecules diseases. made into nanocomposite with sodium alginate polyvinyl alcohol. This sustained release drugs. characterized by characterization techniques like XRD, FTIR, TEM, Raman. coated initially alcohol then alginate. Amoxicillin model drug. Studies on loading have been done. The about...

10.1007/s40204-018-0103-4 article EN cc-by Progress in Biomaterials 2018-11-26

10.1016/j.ijbiomac.2017.02.002 article EN International Journal of Biological Macromolecules 2017-02-04

10.1016/j.saa.2013.07.064 article EN Spectrochimica Acta Part A Molecular and Biomolecular Spectroscopy 2013-08-03

Hydroxyapatite is a bioceramic which has wide range of medical application for bone diseases. To enhance its usage, we have prepared ciprofloxacin loaded nano hydroxyapatite (HA) composite with natural polymer, alginate, using wet chemical method at low temperature. The composites were analyzed by various physicochemical methods. results show that the HA crystallites are well intact alginate macromolecules. For system FT-IR and micro Raman reported in this paper. Studies on drug loading...

10.1166/jbn.2011.1350 article EN Journal of Biomedical Nanotechnology 2011-12-01
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