Advanced searches left 3/3

Carbon Electron - PubAg

Summarized by Plex Scholar
Last Updated: 15 October 2021

* If you want to update the article please login/register

Carbon single-electron point source controlled by Coulomb blockade

The Coulomb blockade impact is typically used in strong state electronic devices for the control of electron circulation at the single-particle degree. Right here we recognize this possible by means of production of a stable factor electron resource made up of a carbon nanowire electrically paired to a diamond nanotip by a tunnel joint. Utilizing energy spectroscopy evaluation, we define the electrons freed from the nanometer range carbon heterostructures in time and energy domains.

Source link: https://pubag.nal.usda.gov/catalog/7093077


Healing of a Hole in a Carbon Nanotube under Electron Irradiation in High-Resolution Transmission Electron Microscopy

Recovery of an opening in a carbon nanotube under electron irradiation in high-resolution transmission electron microscopy at room temperature is shown making use of molecular dynamics simulations with the CompuTEM formula. The amorphous patch is formed in the absence of external carbon adatoms only via restoration of the carbon bond network. The primary reformations in the existence of two-coordinated atoms can be called generalized sp-defect movement: a bond is damaged in between 2 three-coordinated atoms, and one of them forms a new bond with a close-by two-coordinated atom. If the new and former two-coordinated atoms are not adhered, then the response leads both to displacement of the sp problem and adjustments in rings of the sp ² carbon framework. Long-living two-coordinated atoms in the spot framework and associated quick development of the spot are observed in over half of the simulation runs.

Source link: https://pubag.nal.usda.gov/catalog/7243166


Improvement of electron transfer efficiency during denitrification process by Fe-Pd/multi-walled carbon nanotubes: Possessed redox characteristics and secreted endogenous electron mediator

Nanomaterials which contacts microbial membrane layers for extracellular electron transfer, can establish a link with the internal electron transfer chain of bacteria. In this research study, the impact and mechanism of Pd-Fe/multi-walled carbon nanotubes on the extracellular electron transportation behavior of Alcaligenes sp. TB was studied making use of electron transfer preventions and electrochemical approaches.

Source link: https://pubag.nal.usda.gov/catalog/7327494


Preparation and Electron-Transfer Properties of Self-Assembled Monolayers of Ferrocene on Carbon Electrodes

We checked out the function issue sites in the SAMs play in impacting electron transfer to the added ferrocene molecules by customizing the SAMs with ZnO electrodeposits. There is a significant adjustment in the electron-transfer rates as a function of SAM linker size only when the SAM issue sites are blocked with ZnO electrodeposits. These searchings for suggest that defect-driven direct electron transfer takes place on ferrocene-modified SAMs on heterogeneous carbon electrodes as opposed to the alkyl linker tunneling mechanism that is understood for well-ordered SAMs on Au electrodes.

Source link: https://pubag.nal.usda.gov/catalog/7353628


Interfacial electron transfer for carbon dioxide valorization in hybrid inorganic-microbial systems

Microbes can get electrons from strong benefactors such as electrode or photosensitizers, understanding the electron transfer mechanisms in between inorganic catalysts and germs is necessary for developing hybrid systems. In this critique, we identify the electron transfer mechanism of CO ₂ reduction in hybrid inorganic-microbial systems into indirect and direct paths. For direct electron transfer, when not natural stimulants locate on the surface of a cell, electrons transfer from cathode or/and stimulants to the cell via healthy proteins, this procedure is extracellular electron transfer; when inorganic drivers are paired with microbes intracellularly, electrons generate inside the cell and afterwards move straight to metabolic pathways, this procedure is intracellular electron transfer. For indirect electron transfer, the basis of classification is whether redox electron arbitrators or reductive intermediate products can move electrons from inorganic stimulants to microbes.

Source link: https://pubag.nal.usda.gov/catalog/7340432


Tetracycline removal via adsorption and metal-free catalysis with 3D macroscopic N-doped porous carbon nanosheets: Non-radical mechanism and degradation pathway

Just recently, metal-based carbon materials have been confirmed to be an effective persulfate activator, however secondary contamination brought on by steel leaching is inescapable. An environment-friendly metal-free 3D macroscopic N-doped permeable carbon nanosheets was synthesized effectively. The acquired NPCN showed high adsorption capacity of tetracycline and excellent persulfate activation capacity, specifically when calcined at 700 ° C. The optimum adsorption capacity of NPCN-700 was 121. 51 mg/g by H-bonds interactions. The large details surface location and hierarchical permeable structure of NPCN-700 lowered the mass transfer resistance and raised the adsorption ability. The efficient adsorption of the stimulant greatly shortened the moment for the target natural particles to move to the catalyst. Furthermore, the NPCN-700 demonstrated high reusability with the TC elimination rate of 80. 23% after 4 cycles. Several deterioration intermediates were recognized by the LC-MS measurement and three feasible degradation pathways were suggested.

Source link: https://pubag.nal.usda.gov/catalog/7377864


Taxonomic Variability in the Electron Requirement for Carbon Fixation Across Marine Phytoplankton

Fast Repetition Rate fluorometry has been progressively made use of to measure marine primary efficiency by oceanographers to comprehend how carbon uptake patterns vary over space and time in the international ocean. As FRRf steps electron transport rates via photosystem II, an important, yet difficult to predict conversion aspect termed the "electron demand for carbon fixation" is needed to scale ETRPSII to C‐fixation rates. Recent studies have normally concentrated on understanding ecological law of Φₑ, C, while taxonomic control has been explored by only a handful of lab studies including a limited diversity of phytoplankton varieties. We consequently analyzed Φₑ, C for a vast array of aquatic phytoplankton covering numerous taxonomic and size courses. Knowledge of empirical connections in between Φₑ, development and c rate paired with current renovations in quantifying phytoplankton growth rates in situ, facilitate up‐scaling of FRRf campaigns to regularly acquire Φₑ, C needed to examine ocean C‐cycling.

Source link: https://pubag.nal.usda.gov/catalog/7278243


Improvement of Alcaligenes sp.TB performance by Fe-Pd/multi-walled carbon nanotubes: Enriched denitrification pathways and accelerated electron transport

Electrochemical results and index relationship analysis verified that the electron exchange capacity of Pd-Fe/MWCNTs was positively associated to nitrite reductase task, indicating its crucial role in electron transportation task throughout denitrification procedure by Pd-Fe/MWCNTs played a function of chemical reductant and redox arbitrator.

Source link: https://pubag.nal.usda.gov/catalog/7266780


Cyclo[18]carbon: the smallest all-carbon electron acceptor

The lately synthesized C ₁₈ particle demonstrates solid electron acceptor properties comparable to C ₆₀. We reveal that in facilities of C ₁₈ with electron contributors, the most affordable ecstatic states are cost apart states formed by electron transfer to C ₁₈. Due to the fact that C ₁₈ exhibits a bigger inner reorganization energy contrasted to fullerene C ₆₀, the electron transfer reactions with reasonably high driving pressure will be changed from the inverted to the normal Marcus program when replacing C ₆₀ by C ₁₈.

Source link: https://pubag.nal.usda.gov/catalog/6800877


Promoting potential direct interspecies electron transfer (DIET) and methanogenesis with nitrogen and zinc doped carbon quantum dots

Although it has been demonstrated that one-dimensional, two-dimensional, and three-dimensional carbon nanomaterials can improve the CH ₄ manufacturing of anaerobic digestion, the impact of zero-dimensional carbon nanomaterials on AD have not been reported. To broaden the application of carbon nanomaterials in advertisement, the result of zero-dimensional carbon nanomaterials-carbon quantum dots on numerous feedstocks were checked out in this study. Results have revealed that CH ₄ yield from ethanol was raised by 24. 59% after including 5 g/L zinc drugged carbon quantum dots while that from vinegar deposit was significantly enhanced by 230% utilizing 5 g/L nitrogen drugged carbon quantum dots.

Source link: https://pubag.nal.usda.gov/catalog/7221091

* Please keep in mind that all text is summarized by machine, we do not bear any responsibility, and you should always check original source before taking any actions

* Please keep in mind that all text is summarized by machine, we do not bear any responsibility, and you should always check original source before taking any actions