facile pyrolysis approach of folic acid-derived high graphite n-doped porous

Preparation of sponge

2021/4/1N-doped porous carbon materials from fibroin is prepared through facile way. • Hierarchical porous structure is formed by chemical activation of KCl. • The carbon materials derived from fibroin exhibit sponge-cake-like morphology. • The specific surface area of 2 /g.

Small molecules derived carbon dots: synthesis and

2019/8/26Folic acid based N-doped CDs were used by Wang et al. for imaging U87 glioma cells []. Polythiophene phenyl propionic acid derived red-emissive CDs were synthesized by Ge et al. [], and used for both in vitro and in vivo imaging.

A Review on the Preparation of Borazine

2016/1/1It proposes a very high thermal conductivity (in the direction of hexagons), a high thermal stability, a high resistance to corrosion and oxidation, as well as a strong UV emission [20-23]. It offers high dielectric breakdown strength and high volume resistivity.

2021/4/30Hence, we developed a facile wet-granulation to prepare high tap-density graphite anodes, which conducive to the development of high volumetric capacity. Graphite is the most widely used anode material for lithium ion batteries (LIBs), and increasing the sphericity and density of graphite is the main way to further improve energy density of LIBs.

Heavily Graphitic

2017/11/17Large-scale production of active and stable porous carbon catalysts for oxygen reduction reaction (ORR) from protein-rich biomass became a hot topic in fuel cell technology. Here, we report a facile strategy for synthesis of nitrogen-doped porous nanocarbons by means of a simple two-step pyrolysis process combined with the activation of zinc chloride and acid-treatment process, in which

Facile synthesis of N, P

Nitrogen/phosphorus-doped carbon dots (N, P-CDs) with a quantum yield as high as 76.5% were synthesized by carbonizing maize starch via a facile ethanol solvothermal approach. Transmission electron microscopy (TEM) measurement shows that the as-prepared N, P-CDs displayed a quasi-spherical shape with a mean size of ca. 2.5 nm.

FeCo Nanoparticle

Developing a high-performance ORR (oxygen reduction reaction) catalyst at low cost has been a challenge for the commercialization of high-energy density and low production cost aluminium-air batteries. Herein, we report a catalyst, prepared by pyrolyzing the shell waste of peanut or pistachio, followed by concurrent nitrogen-doping and FeCo alloy nanoparticle loading. Large surface area (1246

Frontiers

2020/4/23Porous biochar containing graphitic carbon materials have received great attention from various disciplines, especially for environmental pollutant treatment, due to their cost-effective and specific textural properties. This study exhibited a two-step strategy to compose lignin-porous biochar containing graphitic carbon (LPGC) from pitch pine sawdust and investigated its adsorptive removal

A three

2020/8/4The formation of high-quality hierarchically porous N-doped carbons with multi-scale pores, high specific surface area and large pore volume generally suffers from multistep complicated procedures. It still remains a great challenge to develop facile and effective approaches. Here, a novel three-in-one strategy (synergistic self-templating, self-activation and in-situ N-doping) was designed to

Frontiers

2019/11/12N-doped mesoporous carbons, NMCs, have attracted intensive attention recently and have shown potential applications in various scientific fields including catalysis and energy conversion/storage. Via modification with foreign N elements and construction of mesoporous structures for NMCs, their electronic and spin structure, as well as their porosity can be greatly tailored. And the resultant

Facile preparation of Fe3C decorate three

2020/5/5Fe 3 C decorate three-dimensional N-doped porous carbon are prepared by template assisted method. Highly active FeNx active site with Fe can be form in the Fe 3 [email protected] catalyst. The abundant Fe 3 C and N-doped species in Fe 3 [email protected] are

Facile transformation of low cost melamine–oxalic acid

The specific surface area (S BET) and porous architecture was investigated by N 2 adsorption–desorption isotherms and corresponding pore size distribution (Fig. 4 and S3†).The N 2 adsorption–desorption isotherms of as-obtained samples from the precursor of oxalic acid mediated melamine all reveal stepwise adsorption and desorption process, which is characteristic of mesoporous

2021/4/30Hence, we developed a facile wet-granulation to prepare high tap-density graphite anodes, which conducive to the development of high volumetric capacity. Graphite is the most widely used anode material for lithium ion batteries (LIBs), and increasing the sphericity and density of graphite is the main way to further improve energy density of LIBs.

Template

Typically, 2,5-dihydroxyterephthalic acid (20 mg) was dissolved in a mixed solution containing 5 mL of N,N-dimethylformamide, 0.5 mL of absolute ethanol, and 0.5 mL of deionized water. Then a piece of [email protected] foam was immersed into the reaction solution and maintained at 130C for 1 hr.

1D Co

2016/12/12article{osti_1533072, title = {1D Co- and N-Doped Hierarchically Porous Carbon Nanotubes Derived from Bimetallic Metal Organic Framework for Efficient Oxygen and Tri-iodide Reduction Reactions}, author = {Ahn, Sung Hoon and Klein, Michael J. and Manthiram, Arumugam}, abstractNote = {Hierarchically porous Co- and N-doped carbon nanotubes are designed as highly

Recent progress on MOF‐derived carbon materials for

2020/4/14N‐doped NPCs can be obtained by direct carbonization of MOF precursors containing N ligands. 139 The process is simple and the active sites of metal‐nitrogen‐carbon (M‐N‐C) are evenly distributed in the framework. Therefore, N‐doped NPCs show excellent

Recent progress in metal–organic framework/graphene

Fig. 6e–g demonstrate that Fe and N were uniformly doped in Fe–N/GNs and abundant Fe isolated atoms coordinated with N atoms (Fe–N x) were immobilized on the surface. It is worth mentioning that the Zn signal disappeared in the Fe–N/GNs, mainly because the ultrathin porous carbon reduced the diffusion distance of zinc atoms, making their evaporation easier at high temperatures.

High Performance Fe

2013/5/3Herein we report a Fe- and N- doped carbon catalyst Fe-PANI/C-Mela with graphene structure and the surface area up to 702 m g. In 0.1 M HClO electrolyte, the ORR onset potential for the catalyst is high up to 0.98 V, and the half-wave potential is only 60 mV

Facile synthesis of N, P

2019/3/1Scheme 1 shows the synthesis process of the N, P-doped porous carbon frameworks by the direct pyrolysis of the gelatin and phytic acid gel mixture without an additional activation process. After heat treatment, a three-dimensional porous carbon aerogel was formed at first, and then the porous carbon catalysts were obtained by grinding.

Frontiers

2020/4/23Porous biochar containing graphitic carbon materials have received great attention from various disciplines, especially for environmental pollutant treatment, due to their cost-effective and specific textural properties. This study exhibited a two-step strategy to compose lignin-porous biochar containing graphitic carbon (LPGC) from pitch pine sawdust and investigated its adsorptive removal

Material and Optical Properties of Fluorescent Carbon

2018/6/7The water-soluble fluorescent carbon quantum dots (CQDs) are synthesized by utilizing lemon juice as carbon resource via a simple hydrothermal reaction. The obtained CQDs are with an average size of 3.1 nm. They reveal uniform morphology and well-crystalline and can generate bright blue-green light emission under UV or blue light irradiation. We find that the fluorescence from these

MedWorm: Folic Acid Research

Facile pyrolysis approach of folic acid-derived high graphite N-doped porous carbon materials for the oxygen reduction reaction ConclusionThe present study showed that the use of a specialized multivitamin supplement for SG patients is effective at preventing deficiencies for most vitamins and minerals, specifically in compliant patients.

Waste soybean dreg

2018/9/10Synthesis process of N/O co-doped hierarchical porous carbon derived from soybean dreg is shown in Scheme 1.Raw soybean dreg was gathered from local farm produce fair (Chengdu, China). The soybean dreg was heated in a tube furnace at 300 C for 2 h under N 2 atmosphere. atmosphere.

Tunable Ternary (N, P, B)

Heteroatom (N, P, and B)-codoped nanocarbons (NPBC) with nanoporous morphology are fabricated via a facile one-step pyrolysis method and exhibit good electrocatalytic activity, durability, and selectivity for the oxygen reduction reaction (ORR) in alkaline media. The ORR activity of NPBC is better than single- (nitrogen-doped carbon (NC)) or dual-doped (nitrogen and phosphorus codoped carbon

Metallic Organic Framework

2019/10/11facile approach for the in situ anchoring of CO9S8 nanoparticles on nitrogen and sulfur co-doped porous carbon as an e cient catalyst for ORR, showing a high catalytic performance. Furthermore, manganese dioxide (MnO2) was reported to be a promising

High Performance Fe

2013/5/3Herein we report a Fe- and N- doped carbon catalyst Fe-PANI/C-Mela with graphene structure and the surface area up to 702 m g. In 0.1 M HClO electrolyte, the ORR onset potential for the catalyst is high up to 0.98 V, and the half-wave potential is only 60 mV

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