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Optical properties of amine-functionalized graphene …

Fingerprint Dive into the research topics of 'Optical properties of amine-functionalized graphene oxide'. Together they form a unique fingerprint. graphene oxide Medicine & Life Sciences

Optical properties of amine-functionalized graphene …

Important applications of graphene oxide (GO) its derivatives have been found in several areas: energy materials, water treatment, environmental, catalytic, photocatalytic, and biomedical technologies. Among them, the application of GO in optical biosensors has attracted ever-increasing interest in the past few years. In the present work, GO was amine-functionalized by a solvent-free one-step ...

Antimicrobial Features of Organic Functionalized …

In this work, we first obtained graphene oxide, which was subsequently functionalized with several amine type organic compounds and the hybrid materials were tested as antimicrobial materials. The organic compounds used for functionalization are shown in Figure 1 (compounds 1 – 8 ); all of them contain an amino group, necessary to form a ...

One-pot synthesis of amine-functionalized graphene …

The as-synthesized amine-functionalized graphene oxide materials (amine-GO) were characterized using spectroscopic techniques including XRD, FTIR, ¹³C NMR, XPS, TEM for imaging and thermogravimetric analysis (TGA). The characterization confirmed the functionalization for all amines, reaching relatively high surface nitrogen atomic ...

Effects of solvent-free amine functionalization of ...

2020-10-12 · (2020). Effects of solvent-free amine functionalization of graphene oxide and nanodiamond on bacterial growth. Fullerenes, Nanotubes and Carbon Nanostructures. Ahead of Print.

One-pot synthesis of amine-functionalized graphene …

Effects of solvent-free amine functionalization of ...

2020-10-12 · (2020). Effects of solvent-free amine functionalization of graphene oxide and nanodiamond on bacterial growth. Fullerenes, Nanotubes and Carbon Nanostructures. Ahead of Print.

1g Amine Functionalized Graphene Oxide Powder– …

Enabling Graphene Oxide Nanosheets as Water Separation Membranes Environ. Sci. Technol., 2013, 47 (8), pp 3715-3723; doi: 10.1021/es40057g. Characterization and performance of dodecyl amine functionalized graphene oxide and dodecyl amine functionalized graphene/high density polyethylene nanocomposites: A comparative study Inc. J. Appl. Polym.

Preparation and properties of amine-functionalized …

2019-8-26 · Amine-functionalized reduced graphene oxide (NH 2-RGO), with primary amine (—NH 2) groups linked onto surfaces by toluene-2,4-diisocynate), was successfully synthesized.Subsequently, the as-prepared NH 2-RGO nanoplatelets were covalently incorporated into a waterborne polyurethane (WPU) matrix to fabricate NH 2-RGO/WPU nanocomposites by the reaction of —NH 2 groups with the …

EDTA- and amine-functionalized graphene oxide as …

2018-6-3 · EDTA- and amine-functionalized graphene oxide as sorbents for Ni(II) removal Caiyun Zhao College of Chemistry and Chemical Engineering, Qufu Normal University, Qufu, Shandong 273165, P.R. China, Tel. +86 537 4456305 Correspondence caiyun.zhao@126.com

Octadecyl Amine Functionalized Graphene Oxide …

In this research study, graphene oxide (GO) was synthesized using an improved Hummers method and thence oxygen‐based functional groups were replaced with octadecyl amine. Afterwards, epoxy‐based nanocomposites containing GO and GO‐octadecyl amine (GO‐ODA) were fabricated via a …

Functionalized Graphene Derivatives: Antibacterial ...

Graphene oxide samples were diluted in water, providing an optical density (OD) of 0.1 at 420 nm, and then measured at 24° C with a scattering angle of 90°. ζ-potential measurements were carried out using folded capillary cells (Malvern). Thermogravimetric analysis was carried out by a Q600 thermogravimetric analyzer (TA Instruments-Waters ...

Selective Dye Adsorption by pH Modulation on Amine ...

DOI: 10.1021/IE502653T Corpus ID: 101243611. Selective Dye Adsorption by pH Modulation on Amine-Functionalized Reduced Graphene Oxide–Carbon Nanotube Hybrid @article{Sarkar2014SelectiveDA, title={Selective Dye Adsorption by pH Modulation on Amine-Functionalized Reduced Graphene Oxide–Carbon Nanotube Hybrid}, author={C. Sarkar and C. Bora and S. K. Dolui}, journal={Industrial …

Ad-Nano Amine Functionalized Graphene, Rs 100 …

Amine functionalized graphene has been is recommended for polymers and metals composites, paints and coatings, civil construction material, oil and refineries, inks, batteries, desalinations, solars, energy conversion, hydrogen storage, super-capacitors, electromagnetic wave absorption and shielding, catalysts, super capacitors, textiles ...

Ad-Nano Amine Functionalized Graphene, Rs 100 …

HDPE/UHMWPE hybrid nanocomposites with surface ...

2.1. Synthesis of amine functionalized graphene oxide. Amine functionalized GO was synthesized by conjugating PEI to the carboxyl groups of GO by EDC/NHS coupling . Dried GO was dispersed in deionized water by sonication for 45 min. EDC (54.3 mg, 0.4 mmol) and NHS (50.6 mg, 0.4 mmol) were added to the GO solution (0.5 g ml −1, 0.5 g). TEA ...

Various Physiological Response to Graphene Oxide …

An increasing number of investigations have been performed on the phytotoxicity of carbon-based nanomaterials duo to their extensive use in various fields. In the present study, we investigated the phytotoxicity of unfunctionalized graphene oxide (GO) and amine-functionalized graphene oxide (G-NH₂) …

Amino-Functionalized Reduced Graphene-Oxide …

In the present article, an easy synthetic strategy of a novel composite photo-catalyst comprising of amino-functionalized reduced graphene oxide and Cu2O has been proposed. Role of this composite catalyst in photo reduction of CO2 has been analyzed and it is shown that both amino groups and reduced grapheme oxide, participate in enhancing quantum yield of the photo reduction process.

Amino-Fe3O4-functionalized multi-layered graphene …

View 1 peer review of Amino-Fe3O4-functionalized multi-layered graphene oxide as an ecofriendly and highly effective nanoscavenger of the reactive drimaren red on Publons COVID-19 : add an open review or score for a COVID-19 paper now to ensure the latest research gets the extra scrutiny it needs.

Amino-Fe3O4-functionalized multi-layered graphene …

Amine-Functionalized Graphene Oxide-Stabilized Pd ...

Amine-Functionalized Graphene Oxide-Stabilized Pd Nanoparticles (Pd@APGO): A Novel and Efficient Catalyst for the Suzuki and Carbonylative Suzuki–Miyaura Coupling Reactions By Vitthal B. Saptal (6189032), Madhuri V. Saptal (6189035), Rajendra S. Mane (1292208), Takehiko Sasaki (113847) and Bhalchandra M. Bhanage (1392865)

Amine functionalized graphene oxide/CNT …

Binding of electron-deficient trinitrotoluene (TNT) to the electron rich amine groups on a substrate form specific charge-transfer Jackson-Meisenheimer (JM) complex. In the present work, we report formation of specific JM complex on amine functionalized reduced graphene oxide/carbon nanotubes- (a-rG …