Results 141 to 150 of about 2,715,462 (245)

Cross‐Scale Engineering of Single‐Atom Catalysts from Local Planar Coordination to Spatial Architectures

open access: yesSmall, EarlyView.
This Review presents a cross‐scale framework for single‐atom catalysts, spanning in‐plane and out‐of‐plane coordination; primary coordination, secondary‐sphere interactions, through‐space microenvironments and support interfaces; individual sites and macroscopic architectures; and static design and directed dynamic reconstruction.
Dazhi Yao   +4 more
wiley   +1 more source

One‐Pot Fabrication of Pentapeptide Bio‐Aerogel via Direct Alcogelation

open access: yesSmall, EarlyView.
A minimal tachykinin‐inspired pentapeptide (TC‐1) self‐assembles in water and ethanol to form robust gels that can be dried in one pot to ultra‐porous aerogels using supercritical carbon dioxide. Solvent choice programs nanoscale packing and bulk mechanics producing lightweight monoliths with high porosity for biomaterials applications, verified by ...
Brody McDonald   +6 more
wiley   +1 more source

Synthesis, Structure and VLF Dielectric Permittivity of Hydrophobic, TMOS-Based Silica Aerogels. [PDF]

open access: yesGels
Pechersky Savich T   +10 more
europepmc   +1 more source

Engineering metal‐organic framework‐based smart porous nanoplatforms for targeted therapy and theranostic applications

open access: yesSmart Molecules, EarlyView.
MOFs offer high porosity and tunability for biomedical applications, especially in cancer therapy via ROS generation and targeted delivery. Though toxicity, stability, and scalability remain key clinical challenges. Drug loading in MOFs exceeds 60%–70% with controlled release behavior.
Jagabandhu Bag   +6 more
wiley   +1 more source

Electron Beam Crosslinking as a Strategy for the Synthesis of Pectin/PVA Aerogels: Effect of Concentration and Radiation Dose. [PDF]

open access: yesInt J Mol Sci
Szymborski D   +7 more
europepmc   +1 more source

Downsize Effect on Photocatalytic Syngas Production of a 2D Metal Organic Framework—Tuning the Selectivity From HER to CO2RR via Dimensional Modulation and Mechanical Exfoliation of 2D Metal‐Organic Layers

open access: yesSmall Methods, EarlyView.
A cobalt(II) 2D MOF (2D) has been downsized by covalent bond breaking to form a 1D MOF (1D) and by sonication, to form a 2D exfoliated MOF (2D‐ex). Photocatalytic CO2 reduction shows that 2D and 1D lead to H2‐enriched syngas, whereas 2D‐ex leads to CO‐enriched syngas.
Rajat Saha   +10 more
wiley   +1 more source

Rapid Flow Synthesis of Zr‐MOF Nanoparticles in Supercritical CO2 for Toxic Chemical Removal

open access: yesSmall Methods, EarlyView.
Supercritical CO2 continuous‐flow synthesis produces highly crystalline Zr‐MOFs with residence times as short as 75 s. The resulting UiO‐66 and UiO‐66‐NH2 exhibit high porosity and effective adsorption and degradation of toxic chemicals. ABSTRACT Zirconium‐based metal‐organic frameworks (Zr‐MOFs) are promising materials for the adsorption and ...
Almond Lau   +4 more
wiley   +1 more source

Tailoring the Surface of Polylactide/Poly(itaconate derivative) Fibers: A Path to Antibacterial Enhancement. [PDF]

open access: yesACS Omega
Zágora J   +6 more
europepmc   +1 more source

Oxaziridines: Versatile Reagents in Modern Organic Synthesis

open access: yesThe Chemical Record, EarlyView.
Being capable of transferring an O atom and N‐group/atom, oxaziridines are considered multitasking agents. These are employed for diverse organic transformations, such as epoxidation of olefins, α‐ and γ‐hydroxylation/amination of carbonyl compounds, oxidation of sulfides, [3+2]cycloaddition with unsaturated systems.
Ajeet Chandra   +2 more
wiley   +1 more source

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