Green luminescent water soluble oxygenous carbon dots with an average size of 3 nm were synthesized by simply heating banana (Musa acuminata) juice at 150 °C for 4 h without using any surface passivating and oxidizing agent or inorganic salt. The literature was used to propose a possible mechanism the formation this approach. resulting exhibited concentration, excitation wavelength pH dependent behavior in visible range. quantum yield 8.95 on 360 nm, quinine sulfate as reference. presence...

The present review article highlights the preparation, characterization, properties, and photochemical electrochemical applications of carbon dot–metal based nanohybrids.

High performance tough epoxy thermoset with excellent adhesive strength is one of the most in demand materials for advanced engineering applications. In present investigation three hyperbranched resins varying compositions were synthesized by a single step controlled polycondensation reaction using an A2 + B3 approach first time. The physical properties like equivalent, hydroxyl value, viscosity, etc. determined different analytical techniques. structure was characterized spectroscopic...

An outstanding tough, highly elastic, biodegradable, and thermostable hyperbranched epoxy was synthesized by a simple polycondensation reaction between castor oil-based polyester polyol (HBPP) of monoglyceride oil bis(hydroxy methyl)propionic acid (Bis-MPA) in situ-generated diglycidal ether bisphenol A (DGEBA). The structure HBPP confirmed from FTIR, NMR, different analytical studies. formation along with its analyzed spectroscopic techniques. poly(amido amine)-cured exhibited high tensile...

Microsized and shape-versatile flexible wearable lithium-ion batteries (LIBs) are promising smart energy storage devices for next-generation electronics. In the present work, we design fabricate first prototype of microsized fibrous LIBs (thickness ≈ 22 μm) based on multilayered coaxial structure solid-state battery components over electrically conductive carbon fibers (CFs). The micro CF surface were fabricated via electrophoretic deposition dip-coating methods. microfiber showed a stable...

A controlled structural morphology, high specific surface area, large void space, and excellent biocompatibility are typical favorable properties in electrochemical energy storage photocatalytic studies; however, a complete understanding about this essential topic still remains great challenge. Herein, we have developed new type of functionalized carbon hollow-structured nanospheres based on core-shell copper sulfide@carbon quantum dots (CQDs)@carbon hollow nanosphere (CHNS) architecture....

A cost-efficient borophene/PPy@ITO electrode enables highly sensitive caffeine detection with a broad linear range and low limit, ideal for beverage pharmaceutical applications.

A luminescent transparent hyperbranched epoxy nanocomposite with previously unachieved outstanding toughness and elasticity has been created by incorporation of a very small amount carbon oxide nanodots. The nanocomposites the dots at different dose levels (0.1, 0.5, 1.0 wt %) have prepared an ex situ solution technique followed curing poly(amido-amine) 100 °C. Different characterizations evaluations mechanical optical properties performed. (area under stress–strain curve) pristine system...

In the present study a highly tough thermostable hyperbranched epoxy nanocomposite was fabricated by incorporation of carbon dot reduced Cu2O nanohybrid, which exhibited efficient reusable photocatalytic activity towards degradation pesticide under solar light (light intensity: 800–1000 lux). The catalytic efficacy above nanohybrid compared with that parent dot. Carbon particles were prepared reduction cupric acetate solution dots at 70 °C for 6 h. formation (size: 3–4 nm), as well its...

An excitation wavelength dependent photo-luminescent, high performance, transparent and biocompatible hyperbranched epoxy/carbon dot nanocomposite was obtained through <italic>in situ</italic> technique.

Development of printable and flexible energy storage devices is one the most promising technologies for wearable electronics in textile industry. The present work involves design a all-solid-state rechargeable battery applications. Copper-coated carbon fiber used to make poly(ethylene oxide) (PEO)-based polymer nanocomposite conductive current collector layer. Lithium iron phosphate (LiFePO4) titanium dioxide (TiO2) are utilized prepare cathode anode layers, respectively, with PEO black...

The present work addresses the major drawbacks, such as low toughness character and high dielectric constant, of conventional epoxy thermosets through macromolecular engineering.