Themed collection Nanoscale and Nanoscale Horizons: Carbon-based nanomaterials

Modifying sensors and sorbents made of MOF–CNT nanocomposites can enhance analyte detection in various analytical techniques.

We summarized the recent progress of aggregation-induced emission (AIE) materials in luminescent solar concentrators, photosynthesis augmentation and solar steam generation. The luminescence and heat generation of AIE materials in different states have been utilized.

Photocatalytic hydrogen production from water has the potential to fulfil future energy needs by producing a clean and storable fuel. Here the discuss the recent advances in using nanosized materials as photocatalysts.

+ Different categories of artificial enzymes (nanozymes) according to the type of graphene derivative.

The synthesis and applications of carbon dots in osteogenesis, fluorescence tracing, phototherapy and antibacterial activity have been explored.

We summarize the key progress in the synthesis strategies of carbon nanomaterials and the underlying relationship between their atomic/molecular structure and electrocatalytic performance.

Polysaccharides (PSA) have taken specific position among biomaterials for advanced applications in medicine.

Multifunctional organic potassium salts in the synthesis of porous carbon nanomaterials are elucidated and constructive viewpoints are provided for the cost-effective and molecular level engineering of porous carbon nanomaterials for supercapacitors.

Thanks to successful cohabitation between graphene and ionic liquids (ILs), a large avenue can be opened for the design of functional nanomaterials in a broad range of applications, including catalysis, gas separation and electrochemistry.

Carbon-based materials (CBMs) have shown great versatility because they can be chemically combined with other materials for various applications.

Molecular charge transfer doping affords widely tunable carrier density and conductivity in s-SWCNTs (and OSCs in general), however, a pervasive challenge for such systems is reliable measurement of charge carrier density and mobility.

In this article, we present an anomalous Hall effect in edge-bonded monolayer graphene.

The development of carbon-based reverse osmosis membranes for water desalination is hindered by challenges in achieving a high pore density and controlling the pore size.

With two suitable organic units (TAPA and HADQ), H-C₃N₂ and T-C₃N₂ are designed and proposed based on the high possibility for experimental realization. They show different structural features and exceptional optoelectronic properties.

In this work, we decipher the mechanism of the aqueous two-phase extraction (ATPE) method, which has considerable application potential for purifying many types of nanomaterials.

We have computationally studied the formation mechanism of the biphenylene network via the intermolecular HF zipping, as well as identified key intermediates experimentally, on the Au(111) surface.

The thermodynamic mechanisms as well as the optimal experimental parameters of controllable growth of 2D uniformly ordered boron-doped graphene have been proposed by establishing the substrate-mediated phase diagrams.

Novel yellow emissive carbon dots (CDs) with a large Stokes shift are synthesized. The CDs can be employed to fabricate high-performance large-area luminescent solar concentrators due to successful suppression of reabsorption losses.

In situ measurements of the electrical resistance of a parallel contact between carbon nanotubes were performed. The electrical conductivities of individual nanotubes and the interface were derived by varying the contact length systematically.

Controlled formation of CNT–Al₂O₃–ZrO₂ composite granules by an electrostatic integrated nano-assembly method.

We prove, in the first theoretical model, that unique boundary conditions and interlayer tunneling dominate the nature of electronic states in radial superlattices, leading to strongly momentum-dependent magnetoconductance modulations.

Electrochemical grafting of a protected ethynylphenyl diazonium salt leads to the deposition of a functional monolayer on the graphene channel of a field effect transistor, leading to a general platform for (bio)sensing applications.

Fibrillation of collagen I is prevented most strongly by positively charged CQDs and pulsed-laser illumination destroys collagen aggregates and vitreous opacities.

We present an all-graphene based open microfluidic manufacturing technique by manipulating the surface wettability of spin-coated graphene ink films via laser-controlled patterning. The approach is rapid, flexible, and opens diverse applications in fluid transport.

Advancing templating synthesis of mesoporous carbons for supercapacitors by investigating the cross-linking agent effect.

The relationship between carbon-binding ability of metals and carbon/carbide growth on molten salts CO₂ electrolysis is revealed.

Leveraging the ease of synthesis and modifiability of nanomaterial carbon dots, efficient immobilization of low-abundance proteins was achieved through covalent interactions, without compromising the device's performance.

Carbon nanowires can be made via the insertion-and-fusion of short carbon chains inside carbon nanotubes, and carry H adatoms that can tune the electronic and magnetic properties of carbon chains upon the varied H positions in C–H nanoelectronics.

A universal roll-to-roll printing approach was developed to achieve large area semiconducting carbon nanotube thin films on flexible substrates, and printed flexible carbon-based electronics exhibited good electrical properties.

Chemiluminescence (CL) of NS-GQDs in the presence of CPPO and H₂O₂ was discovered to be a concerted process of intrinsic structure, AIE and surface state emissions by means of spooling CL spectroscopy and absolute CL efficiency measurements.

Carbon nanotubes (CNTs) have adverse impacts on metabolism in biological systems.

Soft-templating synthesis has been widely employed to fabricate ordered mesoporous polymer and carbon materials with effectively tuneable pore sizes.

Surface plasmon-enhanced interlayer contraction on the femtosecond time scale was found in multi-walled carbon nanotubes by ultrafast transmission electron microscopy.

Double diamond-like wires connected through chromophores which define the electronic properties have been synthesized compressing in a diamond anvil cell crystalline members of the stilbene class.

The CNT sponge-based 3D frame hydrogel showed remarkable responses to electrical and thermal stimuli, exhibited excellent controllable/switchable drug delivery, and has great potential in biomedical engineering and medicine applications.

Thickness and mass-dependent free-standing, highly conductive Na⁺-LBL 3D-CNF electrodes were fabricated via multi-step fabrication techniques for high-performance symmetric supercapacitors.

Hollow carbon nanospheres (HCSs) dotted with Gd–Fe nanoparticles are prepared and studied, which show enhanced photothermal conversion performance as well as integrated properties of photoacoustic and magnetic resonance imaging.

Cysteine-based chiral carbon dots (CDs) were prepared via room temperature radical assisted synthesis. These investigations pave the way for novel synthetic strategies for production of CDs with high control of the chirality.

An in situ TEM result showed that a vertical few-layer graphene field emitter can carry large emission current at high temperature, benefiting from a graphite layer at the substrate interface which helps to efficiently dissipate heat during field emission.

Water soluble and thermally stable green emitting CNDs are prepared via a hydrothermal method. The as-obtained CNDs demostrate stable performance in T-ca cells at high temperatures.