Search Results - "Sundara, Ramaprabhu"

Functionalized Graphene-Based Nanocomposites for Supercapacitor Application by Mishra, Ashish Kumar, Ramaprabhu, Sundara

“…A modern technological society demands the use and storage of energy on a large scale. In this regard, the development of high performance supercapacitors is…”
Get full text

A Raman spectroscopic investigation of graphite oxide derived graphene by Kaniyoor, Adarsh, Ramaprabhu, Sundara

“…Graphene sheets that are now routinely obtained by the exfoliation/reduction of graphite oxide exhibit Raman spectra unlike traditional graphene systems. The…”
Get full text

Highly efficient and ORR active platinum-scandium alloy-partially exfoliated carbon nanotubes electrocatalyst for Proton Exchange Membrane Fuel Cell by Garapati, Meenakshi Seshadhri, Sundara, Ramaprabhu

“…Oxygen reduction reaction (ORR) in Proton Exchange Membrane Fuel Cell (PEMFC) is the most sluggish reaction, which impedes the performance and…”
Get full text

Graphene-Based Engine Oil Nanofluids for Tribological Applications by Eswaraiah, Varrla, Sankaranarayanan, Venkataraman, Ramaprabhu, Sundara

“…Ultrathin graphene (UG) has been prepared by exfoliation of graphite oxide by a novel technique based on focused solar radiation. Graphene based engine oil…”
Get full text

High-performance Platinum-free oxygen reduction reaction and hydrogen oxidation reaction catalyst in polymer electrolyte membrane fuel cell by Chandran, Priji, Ghosh, Arpita, Ramaprabhu, Sundara

“…The integration of polymer electrolyte membrane fuel cell (PEMFC) stack into vehicles necessitates the replacement of high-priced platinum (Pt)-based…”
Get full text

Green synthesis of nitrogen-doped self-assembled porous carbon-metal oxide composite towards energy and environmental applications by Ghosh, Arpita, Ghosh, Sreetama, Seshadhri, Garapati Meenakshi, Ramaprabhu, Sundara

“…Increasing environmental pollution, shortage of efficient energy conversion and storage devices and the depletion of fossil fuels have triggered the research…”
Get full text

Functionalized Graphene-PVDF Foam Composites for EMI Shielding by Eswaraiah, Varrla, Sankaranarayanan, Venkataraman, Ramaprabhu, Sundara

“…Novel foam composites comprising functionalized graphene (f‐G) and polyvinylidene fluoride (PVDF) were prepared and electrical conductivity and electromagnetic…”
Get full text

Investigation of catalytic activity towards oxygen reduction reaction of Pt dispersed on boron doped graphene in acid medium by Pullamsetty, Ashok, Sundara, Ramaprabhu

“…[Display omitted] Boron doped graphene was prepared by a facile method and platinum (Pt) decoration over boron doped graphene was done in various chemical…”
Get full text

Novel Platinum-Cobalt Alloy Nanoparticles Dispersed on Nitrogen-Doped Graphene as a Cathode Electrocatalyst for PEMFC Applications by Vinayan, Bhaghavathi P., Nagar, Rupali, Rajalakshmi, Natarajan, Ramaprabhu, Sundara

“…A novel synthesis procedure is devised to obtain nitrogen‐doping in hydrogen‐exfoliated graphene (HEG) sheets. An anionic polyelectrolyte–conducting polymer…”
Get full text

Oxygen reduction reaction activity of platinum nanoparticles decorated nitrogen doped carbon in proton exchange membrane fuel cell under real operating conditions by Puthusseri, Divya, Ramaprabhu, Sundara

“…Nitrogen doping significantly improves the electrocatalytic activity of metal decorated carbon nanomaterials. Herein, nitrogen doped carbon (NC) is prepared by…”
Get full text

Carbon dioxide adsorption in graphene sheets by Mishra, Ashish Kumar, Ramaprabhu, Sundara

“…Control over the CO2 emission via automobiles and industrial exhaust in atmosphere, is one of the major concerns to render environmental friendly milieu…”
Get full text

Development of Au nanoparticles dispersed carbon nanotube-based biosensor for the detection of paraoxon by Jha, Neetu, Ramaprabhu, Sundara

“…A disposable and sensitive biosensor has been fabricated for the detection of the organophosphorous (OP) compound paraoxon using an amperometric technique. For…”
Get more information

Enhanced convective heat transfer using graphene dispersed nanofluids by Baby, Tessy Theres, Ramaprabhu, Sundara

“…Nanofluids are having wide area of application in electronic and cooling industry. In the present work, hydrogen exfoliated graphene (HEG) dispersed deionized…”
Get full text

An efficient electrode material for high performance solid-state hybrid supercapacitors based on a Cu/CuO/porous carbon nanofiber/TiO2 hybrid composite by Sham Lal Mamta, Thirugnanam, Lavanya, Sundara, Ramaprabhu

“…A Cu/CuO/porous carbon nanofiber/TiO2 (Cu/CuO/PCNF/TiO2) composite uniformly covered with TiO2 nanoparticles was synthesized by electrospinning and a simple…”
Get full text

Inorganic nanotubes reinforced polyvinylidene fluoride composites as low-cost electromagnetic interference shielding materials by Eswaraiah, Varrla, Sankaranarayanan, Venkataraman, Ramaprabhu, Sundara

“…Novel polymer nanocomposites comprising of MnO 2 nanotubes (MNTs), functionalized multiwalled carbon nanotubes ( f -MWCNTs), and polyvinylidene fluoride (PVDF)…”
Get full text

Magnetic field assisted high capacity durable Li-ion battery using magnetic α-Fe2O3 nanoparticles decorated expired drug derived N-doped carbon anode by Ganguly, Dipsikha, V.S., Ajay Piriya, Ghosh, Anamika, Ramaprabhu, Sundara

“…We have synthesized a novel ferromagnetic material by coating α-Fe 2 O 3 nanoparticles with N-doped carbon matrix using a simple combustion method. Expired…”
Get full text

2D Metal-Organic Frameworks: Properties, Synthesis, and Applications in Electrochemical and Optical Biosensors by Ghosh, Anamika, Fathima Thanutty Kallungal, Sana, Ramaprabhu, Sundara

“…Two-dimensional (2D) nanomaterials like graphene, layered double hydroxides, etc., have received increasing attention owing to their unique properties imparted…”
Get full text

A Glucose Biosensor Based on Deposition of Glucose Oxidase onto Crystalline Gold Nanoparticle Modified Carbon Nanotube Electrode by Rakhi, Raghavan Baby, Sethupathi, Kanikrishnan, Ramaprabhu, Sundara

“…A new amperometric biosensor, based on deposition of glucose oxidase (GOD) onto crystalline gold (Au) nanoparticle modified multiwalled carbon nanotube (MWNT)…”
Get full text

Hydrothermal synthesis of single-walled carbon nanotubes/TiO2 for quasi-solid-state composite-type symmetric hybrid supercapacitors by Lal, Mamta Sham, Badam, Rajashekar, Matsumi, Noriyoshi, Ramaprabhu, Sundara

“…•A composite-type hybrid supercapacitor based on SWCNTs/TiO2 nanocomposite is fabricated.•High specific capacitance of 144 F g−1 at a current density of 2 A…”
Get full text

Silver Nanowires Coated Nitrocellulose Paper for High-Efficiency Electromagnetic Interference Shielding by Sahoo, Raghunath, Sundara, Ramaprabhu, Venkatachalam, Subramanian

“…A thin and conductive coating on an environmentally friendly polymer is imperative for protecting sensitive electronic devices. In this regard, a series of…”
Get full text