Manash R. Das

ORCID: 0000-0002-6317-7933
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Research Areas
  • Advanced Nanomaterials in Catalysis
  • Nanomaterials for catalytic reactions
  • Supercapacitor Materials and Fabrication
  • Advanced Photocatalysis Techniques
  • Graphene and Nanomaterials Applications
  • Electrocatalysts for Energy Conversion
  • Advanced biosensing and bioanalysis techniques
  • Electrochemical sensors and biosensors
  • Advanced battery technologies research
  • Copper-based nanomaterials and applications
  • Nanocluster Synthesis and Applications
  • Carbon and Quantum Dots Applications
  • Catalytic Cross-Coupling Reactions
  • Advancements in Battery Materials
  • Adsorption and biosorption for pollutant removal
  • Nanoparticles: synthesis and applications
  • MXene and MAX Phase Materials
  • Graphene research and applications
  • Electrochemical Analysis and Applications
  • Gold and Silver Nanoparticles Synthesis and Applications
  • Fuel Cells and Related Materials
  • Electrostatics and Colloid Interactions
  • Catalytic C–H Functionalization Methods
  • Quantum Dots Synthesis And Properties
  • Multicomponent Synthesis of Heterocycles

Academy of Scientific and Innovative Research
2016-2025

North East Institute of Science and Technology
2016-2025

Indian Institute of Technology Guwahati
2025

Centre National de la Recherche Scientifique
2008-2024

Institut d'électronique de microélectronique et de nanotechnologie
2008-2024

Ministry of Science and Technology
2021

Naval Research Laboratory Materials Science and Technology Division
2018-2020

Materials Science & Engineering
2015

Universiti Tunku Abdul Rahman
2013

Institute of Science and Technology
2010

In this study, graphene oxide (GO) nanosheets have been used for the adsorption of methyl green, a cationic dye from aqueous solution. GO consist single layered graphite structure decorated with number oxygen containing functionalities such as carboxyl, epoxy, ketone, and hydroxyl groups which impart negative charge density to it in solution at wide range pH. Thus, can be predicted good adsorbent material species. The green onto has carried out different experimental conditions kinetics,...

10.1021/je301020n article EN Journal of Chemical & Engineering Data 2012-12-13

Over the past decade, nanosized metal oxides, metals, and bimetallic particles have been actively researched as enzyme mimetic nanomaterials. However, common issues with individual nanoparticles (NPs) are stabilization, reproducibility, blocking of active sites by surfactants. These problems promote further studies composite materials, where NPs spread on supports, such graphene derivatives or dichalcogenide nanosheets. Another promising type support for is few-layered hexagonal boron...

10.1021/acsami.9b04144 article EN ACS Applied Materials & Interfaces 2019-05-24

The greater advantages and wide applications of zero-dimensional nanodots inspire researchers to develop new materials. Therefore, novel borophene quantum dots (QDs) were prepared by a hydrothermal liquid exfoliation technique using water medium. QDs proved be highly stable in medium for more than 120 days. synthesized revealed intrinsic peroxidase mimetic activity two chromogenic substrates, 3,3′,5,5′-tetramethylbenzidine (TMB) 2,2′-azino-bis(3-ethylbenzothiazoline-6-sulfonic...

10.1021/acsami.3c12108 article EN ACS Applied Materials & Interfaces 2024-03-13

The adsorption behavior of the methyl blue dye molecule, a mutagenic agent onto graphene oxide (GO) and reduced (rGO) nanosheets, has been investigated at different pH values, times, temperatures, also in presence ions like Na+, Ca2+, Mg2+, SO42–. A green solution chemistry approach adopted for synthesis rGO where ascorbic acid is used as reducing under ultrasonication. kinetic investigation revealed that GO/rGO nanosheets–water interface follows linear pseudo second-order kinetics....

10.1021/je400743r article EN Journal of Chemical & Engineering Data 2013-11-07

An easy and environmentally friendly chemical method for the simultaneous reduction noncovalent functionalization of graphene oxide (GO) using dopamine derivatives is described. The reaction takes place at room temperature under ultrasonication an aqueous suspension GO a derivative. X-ray photoelectron spectroscopy, FT-IR cyclic voltammetry characterizations revealed that resulting material consists functionalized with This one-step protocol applied derivative bearing azide function....

10.1021/am201664n article EN ACS Applied Materials & Interfaces 2012-01-04

Reduced graphene oxide nanosheets decorated with gold–palladium bimetallic nanoparticles are synthesized by a simple solution chemistry approach for efficient electrochemical hydrogen generation.

10.1039/c5ta05730b article EN Journal of Materials Chemistry A 2015-01-01

Synthesis of CuO nanoparticles using the peel Musa balbisiana and its application in reduction nitro aryl compounds are reported here. were characterized by XRD, XPS, PL, SEM TEM techniques. In XRD analysis, significant peaks appeared at 18.3, 24.4, 33.6, 34.6, 35.2, 38.2 42.7 respectively. The BET surface area total pore volume found to be 7.479 m2 g−1 0.1259 m3 g−1, generated exhibited interplanar lattice fringe spacings 0.16 nm. images indicate formation flower-like architecture....

10.1039/c4ra10397a article EN RSC Advances 2014-10-10

Reduced graphene oxide nanosheets decorated with Au–Pd bimetallic alloy nanoparticles are successfully prepared via a chemical approach consisting of reducing the metal precursors using ascorbic acid as reductant at an elevated temperature. The nanocomposite is employed photocatalyst for degradation organic contaminants such phenol, 2-chlorophenol (2-CP), and 2-nitrophenol (2-NP). complete phenol achieved after 300 min under natural sunlight irradiation whereas 2-CP 2-NP completed 180 min....

10.1039/c6nr00231e article EN Nanoscale 2016-01-01

In view of the significant impact magnetically recoverable catalysts in photocatalytic applications, Fe<sub>3</sub>O<sub>4</sub>/rGO nanocomposite photocatalyst was synthesized and utilized as an efficient for degradation dye molecules reduction toxic Cr(<sc>vi</sc>).

10.1039/c5ra25035h article EN RSC Advances 2016-01-01

Efficient electrochemical splitting of water with exceptional durability can be a solution for growing global demand energy. Herein, we systematically investigated the influence supporting two-dimensional (2D) substrate (rGO, g-C3N4, BCN, MoS2, and WS2) on electrocatalytic performance CoS2 nanoparticles (NPs) overall splitting. CoS2NPs decorated onto rGO, WS2 sheets were synthesized by adopting facile hydrothermal technique using cobalt salt sulfur source as precursors. Compared to...

10.1021/acsaem.0c02509 article EN ACS Applied Energy Materials 2021-01-14
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