Results 191 to 200 of about 48,643 (256)

Metal‐Free Ternary‐Composite Aerogel Based on Graphitic Carbon Nitride, Graphene Oxide, and β‐Cyclodextrin for Synergistic Adsorption and Photodegradation of Organic Dyes

open access: yesSmall, EarlyView.
A novel metal‐free g‐C3N4/GO/β‐CD aerogel exhibits a high adsorption capacity of 653.2 mg/g for RhB. The synergistic adsorption‐degradation effect of the aerogel enables the complete elimination of organic dyes. Fixed‐bed and recyclability tests demonstrate its potential for continuous industrial wastewater treatment.
Yuan Yu   +8 more
wiley   +1 more source

Molecularly Mediated Assembly of Metal Nanoparticles With Multifunctional Interfaces for Selective Detection of Small Gas Molecules

open access: yesSmall, EarlyView.
This work demonstrates a conceptual framework of three types of cooperative interaction pathways in molecularly assembled nanoparticle chemiresistors. Their relative contributions depend on nanoparticle composition, linker chemistry, film architecture, and analyte identity, modulating the effective tunneling barrier (Φ), interparticle spacing (d), and ...
Han‐Wen Cheng   +13 more
wiley   +1 more source

Unlocking Extra Flexibility of Soft Porous Crystals via Hydrogen Bonding Interaction for Multistep Acetylene Sorption

open access: yesSmall, EarlyView.
Minor ligand modification in a CID‐type flexible PCP induces a fivefold increase in acetylene uptake and > 270% pore expansion. By replacing isophthalate with pyridine‐3,5‐dicarboxylate, the framework exhibits hydrogen‐bond‐assisted multistep gate‐opening behavior and selective adsorption of acetylene over other C2 hydrocarbons.
Christophe Lavenn   +11 more
wiley   +1 more source

Metal/Si Nanowire Arrays for Hot Electron Catalysis

open access: yesSmall, EarlyView.
Silicon nanowire arrays enhance plasmon‐driven catalysis by strengthening light–matter interactions on Au and Ag nanostructured coatings. Hotspot accessibility, rather than near‐field intensity alone, governs photocatalytic performance, while Ag nanoshells exhibit superior activity. The work establishes high‐surface‐area Si nanowire arrays as versatile
Theresa Bartschmid   +7 more
wiley   +1 more source

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