Results 101 to 110 of about 187,748 (285)

Flower‐Like Hollow Structure Cocatalyst of Amorphous CoZnPx With Strong Capacitance for Simultaneous Photocatalytic Hydrogen and Acetic Acid Evolution

open access: yesEcoEnergy, EarlyView.
An amorphous nanoflower‐like hollow‐structured cocatalyst CoZnPx‐H is developed and shows strong capacitance catalysis to significantly enhance the photocatalytic H2 and acetic acid evolution simultaneously. ABSTRACT Cocatalyst structure is crucial for optimizing the utilization of photogenerated charge carriers to enhance photocatalytic efficiency ...
Lingxiao Song   +8 more
wiley   +1 more source

Supra and subgingival application of antiseptics or antibiotics during periodontal therapy

open access: yesPeriodontology 2000, EarlyView., 2023
Abstract Periodontal diseases (gingivitis and periodontitis) are characterized by inflammatory processes which arise as a result of disruption of the balance in the oral ecosystem. According to the current S3 level clinical practice guidelines, therapy of patients with periodontitis involves a stepwise approach that includes the control of the patient ...
Elena Figuero   +5 more
wiley   +1 more source

Using sonochemistry for the fabrication of hollow ZnO microspheres

open access: yesUltrasonics Sonochemistry, 2010
Hollow ZnO microspheres assembled by nanoparticles have been prepared by a sonochemical synthesis at room temperature using carbon spheres as template. The growth process of the precursor was investigated. The prepared hollow spheres were characterized by X-ray diffraction (XRD), field-emission scanning electron microscopy (FE-SEM), high-resolution ...
Xiaohua, Jia   +3 more
openaire   +2 more sources

Z‐Scheme BiOCl‐Based Photocatalysts: Recent Advances in Designing, Structural Engineering, Formation Mechanisms, and High Performance Photocatalytic Environmental Remediation

open access: yesEcoEnergy, EarlyView.
This review deals with the recent advancements in design and engineering of BiOCl‐based Z‐scheme photocatalysts with emphasis on tailoring of structural, optoelectronic properties and heterojunction assembly for environmental applications including photodegradation of industrial organic waste, pharmaceuticals, pesticides, herbicides, toxic heavy metals,
Sakshi Sharma   +7 more
wiley   +1 more source

Synthesis of Hollow Titania Microspheres by Using Microfluidic Droplet Template

open access: yes, 2012
Synthesis of Hollow Titania Microspheres by Using Microfluidic Droplet ...
姜雷, 马静云, 秦建华
core  

Coprecipitation synthesis of hollow poly(acrylonitrile) microspheres@CoFe2O4 with graphene as lightweight microwave absorber

open access: yes, 2017
Lightweight microwave absorbing material based on CoFe2O4-coated poly(acrylonitrile) microspheres (PANS@CF), reduced graphene oxide (RGO) and epoxy resin was prepared by a facile route. Compared with pure PANS@CF and RGO composites, the −10 dB absorption
Tang, Yushan   +5 more
core   +1 more source

Metal‐Organic Framework‐Templated Construction of Internal Electric Field and S‐Vacancy Defect‐Engineered S‐Scheme Heterojunction for Enhanced Photocatalytic Hydrogen Evolution

open access: yesEcoEnergy, EarlyView.
A Bi2S3@ZnIn2S4 heterojunction with abundant sulfur vacancies was fabricated through MOF‐templated in situ synthesis. DFT calculations and experiments confirm the presence of an internal electric field (IEF) and S‐scheme charge transfer. The optimized catalyst shows a superior H2 evolution rate of 5.13 mmol·h−1 g−1 under visible light, which is 11.7 ...
Yong Liu   +11 more
wiley   +1 more source

Hierarchical Ni3ZnN Hollow Microspheres as Stable Non-Noble Metal Electrocatalysts for Oxygen Reduction Reactions

open access: yes, 2018
Ternary nitrides are now being considered as one of the emerging advanced functional materials owing to characteristic features and remarkable physicochemical properties that have rationale to substitute precious metals in many applied areas. The present
Yang, Minghui   +6 more
core   +1 more source

Synergistic Catalysis for Closed‐Loop Alcohol Refining: Concurrent H2 Evolution and Selective Oxidation

open access: yesEcoEnergy, EarlyView.
Photocatalytic, electrocatalytic, and photoelectrocatalytic systems exhibit a clear synergistic integration logic in closed‐loop alcohol refining—concurrently driving hydrogen evolution and selective alcohol oxidation to enable the directed conversion of alcohols into high‐value chemicals.
Wei Ren   +7 more
wiley   +1 more source

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