Hydrogen evolution was performed in KOH and H₂SO₄ electrolytes using α-Mo₂C γ-Mo₂N synthesized by the ‘urea glass’ route. shows excellent performance especially KOH.

Lignin from biomass can become a sustainable source of aromatic compounds. Its depolymerization be accomplished through hydrogenolysis, although the development catalysts based on cheap and abundant metals is lacking. Herein, composite titanium nitride nickel synthesized employed as catalyst for hydrogenolysis aryl ethers models lignin. The catalytic activity new material during hydrogenation reactions proven to superior that either component alone. In particular, different could efficiently...

Aim: Targeted biocompatible nanoplatforms presenting multiple therapeutic functions have great potential for the treatment of cancer. Materials & methods: Multifunctional nanocomposites formed by polymeric nanoparticles (PNPs) containing two cytotoxic agents – drug alisertib and silver were synthesized. These PNPs been conjugated with a chlorotoxin, an active targeting 36-amino acid-long peptide that specifically binds to MMP-2, receptor overexpressed brain cancer cells. Results: The...

Lignin is one of the most important candidates for procurement renewable aromatics. The development successful strategies production building blocks from lignin implies design effective depolymerization protocols. Here we propose a continuous flow approach hydrogenolysis Kraft utilizing TiN-Ni heterogeneous catalyst. refining commercial was evaluated, showing that catalyst can facilitate partial this sulfur-containing material under very mild conditions and with short residence times....

A safe and simple method to fabricate air-stable nickel nitride embedded in carbon nitrogen matrix, with high surface area for catalytic applications, is presented. The new synthesis employs molten inorganic salts as the reaction media. use of salt melt opens possibilities safe, simple, cheap metal nitrides metals energy-related applications.

A cheap, scalable and efficient nickel catalyst on nitrogen-doped carbon for the aqueous-phase hydrogenation of biomass-derived compounds in flow system.

A new integrated strategy for the synthesis of GVL from beechwood based on use 2-MeTHF and RANEY^® Ni is presented.

Ni nanoparticles supported on nitrogen-doped carbon (NDC) prepared via salt-melt synthesis with a hierarchical porosity were successfully applied as the catalyst for degradation of Kraft lignin. It is shown that Ni-NDC more efficient when compared to deposited an N-free support, similar features (Ni–C) and commercial (Ni-Cref). The efficiency these materials was reactions performed both in batch flow reactors, highlighting effect reactor setup stability recovered catalysts.

Abstract A high‐throughput composite catalyst is prepared from porous carbon with an unconventional nanocube morphology decorated nickel nanoparticles. Owing to the advantageous properties of designed support, combines a high surface area and hierarchical pore structure functionality. Furthermore, regularly shaped nanocubes allow for good packing fixed‐bed flow reactor, in which internal transport pores cannot be blocked stay open efficient column performance. The employed as hydrogenation...

Carbon nitride-based hydrogels are formed in a two-step procedure and feature significant toughness, compressibility lubricant properties.

Ionic liquid lignins are prepared from sodium lignosulfonate by a cation exchange reaction and display glass transition temperatures as low -13 °C. Diethyleneglycol-functionalized protic cations inhibit lignin aggregation to produce free-flowing "ionic lignin", despite it being high-molecular-weight polyelectrolyte. Through this approach, the properties of both ionic liquids combined create dispersant binder for cellulose+gluten mixtures small microphases. Biocomposite testing pieces...

High concentration formulations of graphitic carbon nitride (g-CN) are utilized as photoinitiator and reinforcer for hydrogels. In order to integrate significant amounts g-CN, ethylene glycol (EG) is employed a co-solvent the gel formation, which enables stable dispersion up 4 wt% g-CN. Afterwards, EG can be removed easily via solvent exchange afford pure The diverse gels possess remarkably high storage moduli (up 650 kPa 720 hydrogels) compression 9.45 MPa g-CN 3.45 hydrogel). Full recovery...

In the search for alternative materials to current expensive catalysts, Ni has been addressed as one of most promising and, on this trail, its corresponding nitride. However, nickel nitride is a thermally unstable compound, and therefore not easy prepare especially nanoparticles. present work, sol-gel-based process (the urea glass route) applied well-defined homogeneous Ni3N both cases, prepared crystalline nanoparticles (∼25 nm) are dispersed in carbon matrix forming interesting Ni3N-...

Extremely compressible hydrogels are fabricated in one pot via sulfonic-acid-modified graphitic carbon nitride (g-CN-AHPA) as a visible light photoinitiator and reinforcer. The show unusual compressibility upon applied stress up to 12 MPa, presenting temporary physical deformation, remain undamaged after removal despite their high water content (90 wt%). Cyclic proves the fatigue resistance of covalently electrostatically reinforced system that possesses tissue adhesive properties, shock...

This study investigates the electronic configuration of titanium nitride-nickel (TiN–Ni) nanocomposites, in order to explain high stability and activity this hydrogenolysis catalyst. TiN–Ni is compared a oxide-nickel reference (TiO2–Ni). Strong metal–support interactions are observed between TiN Ni. Scanning transmission electron microscopy (STEM) energy-dispersive X-ray spectroscopy (EDS) illustrate that Ni distributes more homogeneously on nitride support. Computational comparison TiO2–Ni...

Waste lignocellulosic biomass is sustainable and an alternative feedstock to fossil resources. Among the derived compounds, 2,5-dimethylfuran (DMF) a promising building block for chemicals, e.g., p-xylene, valuable biofuel. DMF can be obtained from 5-hydroxymethylfurfural (HMF) via catalytic deoxygenation using non-noble metals such as Ni in presence of H2. Herein, we present synthesis HMF 35 wt.% on nitrogen-doped carbon pellets (35Ni/NDC) catalyst continuous flow system. The conversion was...

Abstract A low‐cost laser‐based printing setup is presented, which allows for the spot‐wise patterning of surfaces with defined polymer nanolayers. These nanolayer spots serve as a “solid solvent,” embedding different chemicals, chemical building blocks, materials, or precursors and can be stacked on top each other. By melting spot pattern, polymer‐embedded molecules are released reaction. This enables researchers to quickly pattern surface mixing them directly high‐throughput synthesis...

The paper concerns the microwave reflection method suitable for diagnostics of a plasma column placed transversely across rectangular waveguide TE10 wave. VSWR and phase measurement results are presented regarding complex coefficient discharge Neon diode Philips K50A used as positive in 2–11 Gc/s band. A theory cylindrical dielectric post having two coaxial layers different permittivity, has also been checked with measurements on calibrated rods. numerical calculation performed band is...

Abstract Ionic liquid lignins are prepared from sodium lignosulfonate by a cation exchange reaction and display glass transition temperatures as low −13 °C. Diethyleneglycol‐functionalized protic cations inhibit lignin aggregation to produce free‐flowing “ionic lignin”, despite it being high‐molecular‐weight polyelectrolyte. Through this approach, the properties of both ionic liquids combined create dispersant binder for cellulose+gluten mixtures small microphases. Biocomposite testing...