A novel fluorescent sensor utilizing customized carbon dots (CDs) has been developed for the rapid and efficient detection of the herbicide paraquat. The 4,4′-diamino-2,2′-stilbenedisulfonic acid (DSD acid) functionalized CDs (DSD-CDs) were synthesized by a hydrothermal method using citric acid and L-cysteine as precursors,

A review on the preparation and applications of coal-based fluorescent carbon dots. N. Carbon Mater., 35 (6) (2020), pp. 646-666. View PDF View article View in Scopus Google Scholar Design and fabrication of carbon dots for energy conversion and storage. Chem. Soc. Rev., 48 (8) (2019), pp. 2315-2337. CrossRef View in Scopus

The fluorescent intensity of full-wood composites could change at different temperature. the delignified wood (DW) and carbon quantum dots (CQDs) derived from removal lignin are prepared. In addition, as promising thermal energy storage devices, are drawing much attention due to their high energy storage capacity, small volume

Carbon/graphene quantum dots are 0D fluorescent carbon materials with sizes ranging from 2 nm to around 50 nm, with some attractive properties and diverse applications. Different synthesis routes, bandgap variation, higher stability, low toxicity higher stability, low toxicity. Carbon/graphene quantum dots are 0D fluorescent carbon

Graphene Quantum Dots (GQDs), zero-dimensional nanoparticles which are derived from carbon-based sources owned the new pavement for the energy storage applications. With the varying synthesis routes, the in-built properties of GQDs are enhanced in different categories like quantum efficiency, nominal size range, and irradiation

Carbon dots (CDs) are known as the rising star of carbon-based nanomaterials and, by virtue of their unique structure and fascinating properties, they have attracted considerable interest in different fields such as biological sensing, drug delivery, photodynamic therapy, photocatalysis, and solar cells in recent years. Particularly, the

The present research work introduced a simple and feasible microwave heating technique for the synthesis of nitrogen-doped carbon quantum dots (N-CQDs) with the most abundant and cheap chemicals Citric acidand Urea. Such prepared N-CQDs have demonstrated much-improved fluorescence QY of 24.69%.

Wang J, Li RS, Zhang HZ, Wang N, Zhang Z, Huang CZ. Highly fluorescent carbon dots as selective and visual probes for sensing copper ions in living cells via an electron transfer process. Qiu JS, Sun YP. Design and fabrication of carbon dots for energy conversion and storage. Chem Soc Rev. 2019; 48:2315–2337. doi:

Natural products-derived carbon dots have recently emerged as a highly promising class of nanomaterials, showcasing exceptional properties and eco-friendly nature, which make them appealing for diverse applications in various fields such as biomedical, environmental sensing and monitoring, energy storage and conversion,

As a new type of zero dimensional carbon based fluorescent nanomaterial, carbon dots (CDs) have been studied and developed for many years. Design and fabrication of carbon dots for energy conversion and storage. Chem. Soc. Rev., 48 (8) (2019), pp. 2315-2337. CrossRef View in Scopus Google Scholar [11] M.L. Liu, B.B.

Due to the wide adoption in various applications and the intense need for QDs, this review article mainly focuses on carbon/graphene-derived QDs and their potential applications in energy

Carbon dots (CDs) and their composites as energy storage materials and electrocatalysts have emerged as new types of quasi-zero-dimensional carbon materials. CDs can provide a large specific surface area, numerous electron–electron hole pairs, adjustable heteroatom doping, rich surface functional groups, and so on.

Among kinds of carbon-based materials, fluorescent carbon dots (CDs) have become one of the hottest topics due to their exceptional advantages, such as water solubility, excellent chemical stability, and luminescent capability [[1], [2], [3]]. Batteries and supercapacitors dominate the energy storage sector. Carbon quantum dots

Carbon dots (CDs), as a new type of carbon-based nanomaterial, have attracted broad research interest for years, because of their diverse physicochemical properties and favorable attributes like good biocompatibility, unique optical properties, low cost, ecofriendliness, abundant functional groups (e.g., amino, hydroxyl, carboxyl), high

Self-heteroatom-doped N-carbon dots (N-CDs) with a 2.35 eV energy gap and a 65.5% fluorescence quantum yield were created using a one-step, efficient, inexpensive, and environmentally friendly microwave irradiation method. FE-SEM, EDX, FT-IR, XRD, UV–VIS spectroscopy, FL spectroscopy, and CV electrochemical analysis were

Carbon dots (CDs), an emerging class of carbon materials, hold a promising future in a broad variety of engineering fields owing to their high diversity in structure, composition and properties. Recently, their

In the context of the circular economy and decreasing earth resources, waste should be converted into value-added materials such as carbon quantum dots,

Introduction. Carbon dots (CDs), alternatively referred to as carbon quantum dots (CQDs), represent an emerging class of zero-dimensional (0D) fluorescent carbon nanomaterials typically measuring below 10 nm (1–3). In 2004, Xu et al. (4) serendipitously pioneered the preparation of these CQDs nanoparticles while purifying single-walled carbon

The present research work introduced a simple and feasible microwave heating technique for the synthesis of nitrogen-doped carbon quantum dots (N-CQDs) with the most abundant and cheap chemicals Citric acidand Urea. Such prepared N-CQDs have demonstrated much-improved fluorescence QY of 24.69%. Structural and morphological

Carbon quantum dots boosted structure stability of nickel cobalt layered double hydroxides nanosheets electrodeposited on carbon cloth for energy storage.

As a new type of zero dimensional carbon based fluorescent nanomaterial, carbon dots (CDs) have been studied and developed for many years. Design and fabrication of carbon dots for energy conversion and storage. Chem. Soc. Rev. (2019) M.L. Liu et al. Carbon dots: synthesis, formation mechanism, fluorescence origin and

Carbon/graphene quantum dots are 0D fluorescent carbon materials with sizes ranging from 2 nm to around 50 nm, with some attractive properties and diverse applications. Review on Fluorescent Carbon/Graphene Quantum Dots: Promising Material for Energy Storage and Next-Generation Light-Emitting Diodes Materials

To fabricate such energy storage devices, flexible electrodes with desired electrochemical and mechanical performances are crucial. Carbon dots (CDs) are a novel fluorescent carbon

Their possible implementations have recently traversed from electrochemical energy storage (EES), fluorescent probing, and catalysis, particularly as materials into the critical elements of the electrochemical system.

In recent years, the fluorescent carbon dots (CDs), a new member of the carbon nanomaterials family, have shown great application prospects in biological imaging, chemical sensing and photocatalysis owing to their excellent biocompatibility, non-toxicity, tunable fluorescence emission, outstanding energy storage performance and other

A variety of methodologies exist for the production of Carbon Quantum Dots (CQDs), typically categorized into two distinct approaches, denoted as bottom-up and top-down, as visually illustrated in Fig. 4.While the production of Carbon Quantum Dots (CQDs) may seem straightforward, it entails notable challenges, including issues related to

The P-CNSs electrode delivers a high specific capacity of 328 mAh g −1 at 0.1 A g −1, and the capacity can still reach 108 mAh g −1 even at 20 A g −1. And when the current density restores to 0.1 A g −1, the capacity can be restored to 320 mAh g −1, proving excellent rate performance and electrochemical reversibility.

Bendicho et al. synthesized fluorescent carbon dots through UV irradiation of carbohydrates within 1 min. Addition of H 2 O 2 to the as-synthesized carbon dots solutions deceased CDs size due to the action of the highly oxidant of OH radicals, giving rise to confinement of emissive energy traps, and enhanced the fluorescence signals [95].

Fluorescent carbon dots (denoted as CDs, CDots, or CQDs), also called carbon quantum dots, are a new type of carbon-based zero-dimensional consisting of quasi-spherical and discrete nanoparticles with dimensions less than 10 nm in diameter [1, 2].CDs exhibit unique properties such as high-water solubility, chemical inertness, high

Carbon dots (CDs) and their composites as energy storage materials and electrocatalysts have emerged as new types of quasi-zero-dimensional carbon materials. CDs can provide a large specific surface area,

A solar-powered zinc-ion hybrid capacitor (ZHC) based on natural thylakoids (Thy) and fluorescent carbon dots (CDs) was developed for simultaneous light harvesting and energy storage. With emission reabsorption and FRET derived from CDs by thylakoids, the hybrid thylakoids exhibited enhanced bioelectricity generation.

Firstly, nitrogen-doped fluorescent carbon dots (N-CDs) are obtained from the supernatant product via hydrothermal reaction. The resulted N-CDs show excellent water solubility and desired photoluminescence properties with the relative quantum yield (QY) of about 35%. display and energy storage. Acknowledgement. Financial

Carbon dots (CDs) and their composites as energy storage materials and elec-trocatalysts have emerged as new types of quasi ‐zero‐dimensional carbon ma-terials. CDs can provide a large specific surface area, numerous electron –electron hole pairs, adjustable heteroatom doping, rich surface functional groups, and so on.

The fluorescent carbon dot is a novel type of carbon nanomaterial. In comparison with semiconductor quantum dots and fluorescence organic agents, it possesses significant advantages such as excellent photostability and biocompatibility, low cytotoxicity and easy surface functionalization, which endow it a wide application

Carbon dots (CDs), as a new type of carbon-based nanomaterial, have attracted broad research interest for years, because of their diverse physicochemical properties and favorable attributes like

Due to their diverse physicochemical properties and favourable attributes, such as quantum confinement effects and abundant surface defects, CDs and their derived hybrids have shown exciting and indispensable prospects in

Carbon/graphene quantum dots are 0D fluorescent carbon materials with sizes ranging from 2 nm to around 50 nm, with some attractive properties and diverse

Fluorescent carbon dots (denoted as CDs, CDots, or CQDs), also called carbon quantum dots, are a new type of carbon-based zero-dimensional consisting of

Carbon dots (CDs) are a vibrant subset of luminescent nanomaterials exhibiting structural and physicochemical properties that make them an ideal platform for the development of biological imaging agents, optoelectronic devices, and energy conversion/storage devices. In recent years, research relating to CDs has grown

At present, extensive research is focused on using natural products to prepare fluorescent carbon dots. Preparation of fluorescent carbon dots by using renewable natural resources is cost-effective and can help in sustainable development of environment [29, 30]. The eco-friendly synthetic route combined with cost-effective

Fluorescent carbon dots (CDs) garner considerable attention from scientists in various fields such as bio-imaging, energy storage, photocatalysis, and biochemistry [16], [17]. The zero-dimensional carbon nanomaterials are highly water-soluble, exhibit exceptional biocompatibility, and can be easily functionalized [18], [19],

Fluorescent CDs are also designed and synthesized to detect theses small molecules. There is a vast literature on sensing of various small molecules. In Sections 3.2 and 3.3, some related studies for biological small molecule glutathione and nitroaromatic explosives in recent years are outlined as representatives.

@article{Yushan2021FluorescentTW, title={Fluorescent thermochromic wood-based composite phase change materials based on aggregation-induced emission carbon dots for visual solar-thermal energy conversion and storage}, author={Li Yushan and Haiyue Yang and Ying Wang and Chunhui Ma and Sha Luo and Zhenwei Wu and