Results 81 to 90 of about 104,564 (311)

General Synthesis of Amorphous Pd‐Based Nanoparticles Towards Highly Efficient Nitrate‐to‐Ammonia Electrocatalysis

open access: yesAdvanced Functional Materials, EarlyView.
A family of amorphous palladium‐based multi‐component phosphides nanoparticles, synthesized via a robust one‐step wet‐chemical method, overcoming the immiscibility of different elements and the difficulty in forming a stable, disordered structure. When applied in the electrochemical nitrate reduction reaction, these nanocatalysts effectively suppress ...
Lei Xu   +20 more
wiley   +1 more source

Template-free hydrothermal synthesis of hollow hematite microspheres

open access: yes, 2010
Hollow hematite (alpha-Fe(2)O(3)) microspheres with an average diameter of 3-4 mu m and a shell thickness of approximate 150 nm was synthesized by a simple hydrothermal route using FeCl(3)center dot 6H(2)O solution and acetic acid without using any ...
Yonesaki, Yoshinori   +6 more
core   +1 more source

Pd Monolayer on the 3D-Hollow-Porous Au Microsphere as an Advanced Electrocatalyst for the Ethanol Oxidation Reaction

open access: yes, 2022
Pd is a highly active non-Pt anode in direct ethanol fuel cells, and its morphology and structural composition heavily influence its electrocatalytic efficiency.
Chao Yang Wang (12367469)   +13 more
core   +1 more source

Electrolyte‐Induced Cu+ Preservation Results in a Selectivity Switch of Electrocatalytic CO2 Reduction at a Copper‐Organic Framework as Electrocatalyst

open access: yesAdvanced Functional Materials, EarlyView.
The active role of KCl as a neutral electrolyte enables switching the selectivity on a Cu organic framework from C1 to C2+ products during electrocatalytic CO2 reduction. ABSTRACT We introduce a copper‐nicotinate (Cu‐NA) framework as a halogenide‐stabilized Cu+/Cu0 pre‐catalyst for electrocatalytic CO2 reduction with high C2+ selectivity in a “neutral”
Anirudha Shekhawat   +11 more
wiley   +1 more source

Engineering of Crystallinity to Amplify Chiroptical Activity of TiO2 Nanohelices for Enhancing Dissymmetric Circularly Polarized Photocatalysis

open access: yesAdvanced Functional Materials, EarlyView.
Enhancing crystallinity through thermal annealing leads to amplifying the chiroptical activity of TiO2 nanohelices (NHs) fabricated by glancing angle deposition, ascribed to the suppression of charge trapping. The enhanced chiroptical activity can be converted into pronounced dissymmetric photocatalytic kinetics of circularly polarized photocatalysis ...
Ying Wang   +3 more
wiley   +1 more source

Coaxially Electrospun Myocardial dECM‐ Based Nanofibrous Scaffolds Demonstrate Enhanced Cardiomyocyte Biocompatibility

open access: yesAdvanced Healthcare Materials, EarlyView.
Our coaxial electrospinning system is capable of incorporating decellularized myocardial extracellular matrix in a core‐sheath configuration, creating nanofibrous scaffolds. These scaffolds, in turn, support the maintenance of functional cardiomyocytes adhered to the surface of these bioactive scaffolds.
Dhanusha N. Rajapakse   +9 more
wiley   +1 more source

Hydrogel Microtube Drug Carrier for Catheter‐Based Intravascular Therapy

open access: yesAdvanced Healthcare Materials, EarlyView.
This paper proposes hydrogel microtube carriers composed of barium alginate gel, enabling long‐term vascular retention without interrupting blood flow. Intravascular treatments have long been attracting attention for therapeutic efficacy, yet practical delivery methods remained unestablished.
Shota Sato   +8 more
wiley   +1 more source

Methane management in sewage treatment [PDF]

open access: yes, 2011
Poly-di-methyl-siloxane (PDMS) hollow fibre membrane modules were designed and built for the specific de-gassing of real and synthetic process liquids to understand: (i) the feasibility of operation; and (ii) classify the mass transfer characteristics to
Cookney, Joanna
core  

Carbon-coated hierarchical SnO2 hollow spheres for lithium ion batteries

open access: yes, 2016
Hierarchical SnO2 hollow spheres self-assembled from nanosheets were prepared with and without carbon coating. The combination of nanosized architecture, hollow structure, and a conductive carbon layer endows the SnO2-based anode with improved specific ...
Ziqi Sun   +11 more
core   +1 more source

Facilitated Charge Transfer Endowed by Zn–O Bridge of Phthalocyanine‐Based Hollow Tandem S‐Scheme Heterojunction for Photocatalytic Fuel Production

open access: yesSmall Structures
Photocatalytic CO2 reduction (PCR) can release the issues of energy shortage and environmental pollution simultaneously. However, it is difficult to obtain satisfying PCR performance due to rapid carrier combination and limited light harvesting.
Ping She   +5 more
doaj   +1 more source

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